The document provides instructions for removing the rocker shaft and pushrods from a C4.2 engine. It outlines 13 steps to remove the rocker shaft assembly, pushrods, bridges and caps. Key steps include loosening nuts and disconnecting harnesses from the electronic unit injectors, loosening adjusting screws and bolts on the rocker arms, and then removing the bolts and rocker shaft assembly. Proper cleaning and prevention of contamination is emphasized throughout.
Caterpillar cat 312 d excavator (prefix hjx) service repair manual (hjx00001 ...fksjksmmde
The document provides instructions for removing the rocker shaft and pushrods from a Caterpillar C4.2 engine used in a 312D excavator. It describes:
1) Loosening the harness assembly nuts and disconnecting the harnesses from the electronic unit injectors.
2) Loosening and removing bolts to detach the rocker shaft assembly and pushrods.
3) Disconnecting additional harness assemblies.
The goal is to properly remove the rocker shaft and pushrod components while keeping parts clean to prevent damage and premature wear.
Caterpillar cat 16 h na motor grader (prefix 6zj) service repair manual (6zj0...fjskefkemms
This document provides instructions for removing and installing various engine components on a 16H NA Motor Grader with a 3406C engine, including:
1. Timing gears and plate removal and installation.
2. Camshaft removal and installation.
3. Camshaft bearing removal and installation.
4. Connecting rod bearing removal and installation.
5. Crankshaft main bearing removal and installation.
The instructions describe the individual steps for removing and installing each component, including the use of any necessary tools. Safety notices and additional notes are also provided throughout.
Caterpillar cat 330 b l excavator (prefix 1js) service repair manual (1js0000...fjskefkemms
This document provides instructions for removing and installing various engine components on a 330B L EXCAVATOR, including:
- Exhaust manifold removal and installation requiring removal of the turbocharger and fuel lines.
- Inlet and exhaust valve removal and installation using specialized tools to compress springs.
- Removal and installation of valve guides, seats, and inserts using driver tools to precisely install components.
- Removal of the engine oil filter base requiring a strap wrench to remove the oil filter.
Caterpillar cat 16 g motor grader (prefix 93u) service repair manual (93u0267...fjsekdmmeed
This document provides instructions for removing and installing rocker shaft assemblies, push rods, valve lifters, and related components on a 3406C diesel engine. The key steps include:
1. Removing the valve covers, fuel lines, rocker shaft assemblies, push rods, and valve lifters. Identification marks should be made on removed parts.
2. Cleaning and lubricating replacement parts as needed before installation. Parts should be installed in their original locations when possible.
3. Installing the valve lifters, push rods, rocker shaft assemblies, fuel lines, adjusting the valves, and replacing the valve covers. Torque specifications and safety notices are provided throughout.
Caterpillar cat 330 b l excavator (prefix 3yr) service repair manual (3yr0000...fjskefkemms
The document provides instructions for servicing components of a 330B L excavator including:
1. Installing a compression brake on the engine and connecting wires.
2. Removing and assembling the rocker shaft and pushrods, including disassembling the rocker shaft into individual components.
3. Removing the cylinder head from the engine which involves removing manifold, pushrods, and bolts holding the head in place. Proper lifting equipment is needed due to the head's weight.
Caterpillar cat 329 e excavator (prefix pty) service repair manual (pty00001 ...fkjsekksmem
The document provides instructions for removing and installing components related to the crankshaft on a Caterpillar 329E excavator engine, including:
- Removing and installing the vibration damper and pulley, which involves removing screws and installing guide studs.
- Removing and installing the crankshaft front seal using a removal/installation tool.
- Removing and installing the front cover, which requires identifying bolt positions, cleaning surfaces, and installing a new gasket.
This document provides instructions for removing and installing engine balancer shaft bearings on 3304B and 3306B engines for Caterpillar built machines:
1. The removal procedure includes using a special tool to pull the six balancer shaft bearings out toward the flywheel end of the engine after removing components like the oil pan and balancer shaft.
2. The installation procedure specifies using the same special tool to install the bearings at precise depths in the cylinder block and checking the bore size after installation.
3. Reinstalling components like the flywheel housing, balancer shaft, and oil pan completes the process.
Caterpillar cat 330 c fm excavator (prefix b4n) service repair manual (b4n000...fjsjekdmmeme
This document provides instructions for servicing components of a Caterpillar 330C FM Excavator engine, including:
- Installing the cylinder head, which involves positioning a new gasket, attaching lifting tools to the head, applying anti-seize compound, and tightening bolts in a specific sequence.
- Removing and installing the camshaft, which requires removing other parts first like the rocker arm and front cover, then using hooks to position lifters and removing/installing the camshaft.
- Removing and installing the camshaft gear by first removing the camshaft, pressing it off the gear, heating the gear, and pressing it back onto the camshaft
Caterpillar cat 312 d excavator (prefix hjx) service repair manual (hjx00001 ...fksjksmmde
The document provides instructions for removing the rocker shaft and pushrods from a Caterpillar C4.2 engine used in a 312D excavator. It describes:
1) Loosening the harness assembly nuts and disconnecting the harnesses from the electronic unit injectors.
2) Loosening and removing bolts to detach the rocker shaft assembly and pushrods.
3) Disconnecting additional harness assemblies.
The goal is to properly remove the rocker shaft and pushrod components while keeping parts clean to prevent damage and premature wear.
Caterpillar cat 16 h na motor grader (prefix 6zj) service repair manual (6zj0...fjskefkemms
This document provides instructions for removing and installing various engine components on a 16H NA Motor Grader with a 3406C engine, including:
1. Timing gears and plate removal and installation.
2. Camshaft removal and installation.
3. Camshaft bearing removal and installation.
4. Connecting rod bearing removal and installation.
5. Crankshaft main bearing removal and installation.
The instructions describe the individual steps for removing and installing each component, including the use of any necessary tools. Safety notices and additional notes are also provided throughout.
Caterpillar cat 330 b l excavator (prefix 1js) service repair manual (1js0000...fjskefkemms
This document provides instructions for removing and installing various engine components on a 330B L EXCAVATOR, including:
- Exhaust manifold removal and installation requiring removal of the turbocharger and fuel lines.
- Inlet and exhaust valve removal and installation using specialized tools to compress springs.
- Removal and installation of valve guides, seats, and inserts using driver tools to precisely install components.
- Removal of the engine oil filter base requiring a strap wrench to remove the oil filter.
Caterpillar cat 16 g motor grader (prefix 93u) service repair manual (93u0267...fjsekdmmeed
This document provides instructions for removing and installing rocker shaft assemblies, push rods, valve lifters, and related components on a 3406C diesel engine. The key steps include:
1. Removing the valve covers, fuel lines, rocker shaft assemblies, push rods, and valve lifters. Identification marks should be made on removed parts.
2. Cleaning and lubricating replacement parts as needed before installation. Parts should be installed in their original locations when possible.
3. Installing the valve lifters, push rods, rocker shaft assemblies, fuel lines, adjusting the valves, and replacing the valve covers. Torque specifications and safety notices are provided throughout.
Caterpillar cat 330 b l excavator (prefix 3yr) service repair manual (3yr0000...fjskefkemms
The document provides instructions for servicing components of a 330B L excavator including:
1. Installing a compression brake on the engine and connecting wires.
2. Removing and assembling the rocker shaft and pushrods, including disassembling the rocker shaft into individual components.
3. Removing the cylinder head from the engine which involves removing manifold, pushrods, and bolts holding the head in place. Proper lifting equipment is needed due to the head's weight.
Caterpillar cat 329 e excavator (prefix pty) service repair manual (pty00001 ...fkjsekksmem
The document provides instructions for removing and installing components related to the crankshaft on a Caterpillar 329E excavator engine, including:
- Removing and installing the vibration damper and pulley, which involves removing screws and installing guide studs.
- Removing and installing the crankshaft front seal using a removal/installation tool.
- Removing and installing the front cover, which requires identifying bolt positions, cleaning surfaces, and installing a new gasket.
This document provides instructions for removing and installing engine balancer shaft bearings on 3304B and 3306B engines for Caterpillar built machines:
1. The removal procedure includes using a special tool to pull the six balancer shaft bearings out toward the flywheel end of the engine after removing components like the oil pan and balancer shaft.
2. The installation procedure specifies using the same special tool to install the bearings at precise depths in the cylinder block and checking the bore size after installation.
3. Reinstalling components like the flywheel housing, balancer shaft, and oil pan completes the process.
Caterpillar cat 330 c fm excavator (prefix b4n) service repair manual (b4n000...fjsjekdmmeme
This document provides instructions for servicing components of a Caterpillar 330C FM Excavator engine, including:
- Installing the cylinder head, which involves positioning a new gasket, attaching lifting tools to the head, applying anti-seize compound, and tightening bolts in a specific sequence.
- Removing and installing the camshaft, which requires removing other parts first like the rocker arm and front cover, then using hooks to position lifters and removing/installing the camshaft.
- Removing and installing the camshaft gear by first removing the camshaft, pressing it off the gear, heating the gear, and pressing it back onto the camshaft
Caterpillar cat 330 a l excavator (prefix 5 ym) service repair manual (5ym000...fjskefkemms
The document provides instructions for installing a cylinder head on a Caterpillar 330 excavator engine. It describes:
1. Removing the fuel injection lines, exhaust manifold, and rocker shaft/pushrods before removing the cylinder head.
2. Removing the water pump elbow, inlet manifold, and air inlet pipe to access the cylinder head bolts.
3. Using a lifting device to safely remove the 95 kg cylinder head from the engine block.
4. Cleaning all parts to prevent contamination before reinstallation.
Caterpillar cat 323 d2 l excavator (prefix kbx) service repair manual (kbx000...fusjejkdkmse
This document provides assembly instructions for the final drive of a 323D2 L excavator. It outlines 35 steps to assemble the components, including installing bearings, seals, gears, carriers, plugs and other parts. Precise measurements and torque specifications are required. Cleanliness is critical throughout the process to prevent contamination.
This document provides instructions for installing a flywheel and removing and installing a wet back end flywheel housing on a Caterpillar 320 GC excavator. It describes using guide studs and lifting devices to position the heavy flywheel and housing. Torque specifications and tightening sequences are given for installing mounting bolts. Replacing seals, gaskets and dowels is also covered.
Caterpillar cat 323 d l excavator (prefix wgc) service repair manual (wgc0000...fjskksmem
This document provides instructions for removing and installing inlet and exhaust valve guides on a Caterpillar C6.4 engine. The procedure involves using specialized tools to remove the valves, electronic unit injectors, and valve guides from the cylinder head. Cleanliness is emphasized to prevent contaminating parts. The installation procedure specifies lubricating valve stems before reinstalling the valves, guides, and other components in the reverse order of removal. Safety notices warn of risks such as being struck by parts or fluids and provide guidance on containment and disposal.
Caterpillar cat 330 a l excavator (prefix 9 ml) service repair manual (9ml000...fjskefkemms
The document provides instructions for installing and removing a turbocharger on a Caterpillar 330 excavator engine:
1) To remove the turbocharger, loosen clamps and bolts holding the oil supply/drain tubes and housing. Remove the turbocharger and check seals.
2) To install the turbocharger, position it on the exhaust manifold with new gaskets. Attach the oil tubes and housing with bolts and clamps.
3) The instructions also cover removing and installing the exhaust manifold, which involves removing nuts and studs, checking gaskets, and attaching the manifold.
Caterpillar cat 329 e l excavator (prefix zcd) service repair manual (zcd0000...fikkskmmdm
This document provides instructions for disassembling and assembling the travel motor of a 329E L excavator. It lists the required tools and parts and provides step-by-step instructions and illustrations for each part removal and installation. The process involves removing 28 different components including seals, springs, plates, pistons, and bearings. Proper alignment and lubrication of parts is emphasized during assembly to ensure correct functioning of the travel motor.
This document provides instructions for removing and installing various engine components on a Caterpillar 330 L excavator, including:
1. The cylinder head removal procedure involves removing fuel injection lines, exhaust manifold, rocker shaft and pushrods, and bolts holding the head to the cylinder block.
2. Installing the cylinder head requires cleaning surfaces, installing gaskets and bolts, adjusting valves, and reinstalling other removed components.
3. Removal of the spacer plate requires removing seals and installing a new gasket, while installation requires cleaning and installing the plate with new seals.
Caterpillar cat 323 e l excavator (prefix yrp) service repair manual (yrp0000...fjskefkemms
This document provides instructions for servicing the final drive of excavator models 323E L, 323E LN, and 323E SA. It includes procedures for disassembling and removing components like the final drive, carrier assembly, ring gears, and seals. It also provides instructions for reassembling these components, including installing seals, bearings, and gears, and using shims to set proper bearing preload. Bolts and seals must be tightened to the specified torques.
Caterpillar cat 305 cr mini hydraulic excavator (prefix dgt) service repair m...fjskekfseik
The document provides instructions for removing the swivel on a 305CR Mini Hydraulic Excavator. It lists the required tools and notes to release hydraulic pressure and remove the cab first. The procedure involves using plugs and caps to seal ports while removing 4 bolts to detach the swivel assembly.
Caterpillar cat 330 b l excavator (prefix 6dr) service repair manual (6dr0000...fjskefkemms
The documents provide instructions for servicing the valve train components of a Caterpillar 3306 engine. The documents describe how to remove and install the rocker shaft and pushrods, disassemble and assemble the rocker shaft, and remove and install the cylinder head. The procedures note to keep parts clean, identify pushrod locations, torque fasteners correctly, and lift the cylinder head carefully due to its weight.
Caterpillar cat 330 c fm excavator (prefix b3m) service repair manual (b3m000...hhjsekmdmm
This document contains instructions for removing and installing various components on a 330C FM Excavator including:
1) The air compressor drive gear which involves removing a nut, washer and gear from the air compressor.
2) Releasing hydraulic pressure from single or multiple circuits by moving components and levers to release pressure before disconnecting lines.
3) Removing the batteries which requires disconnecting cables and removing covers.
4) Removing the alternator which involves disconnecting wiring, removing a belt with a tool, and removing a bolt from a guard.
Caterpillar cat 312 c l excavator (prefix dbn) service repair manual (dbn0000...fksjksmmde
The document provides instructions for removing and installing a fuel injection pump on a Caterpillar 3064 engine. It describes:
1) Removing the fuel lines, access cover, and mounting bolts to detach the pump.
2) Installing a new gasket and securing bolts to reattach the pump, ensuring proper alignment.
3) Reconnecting the fuel lines once the pump is secured.
1. The document provides instructions for removing and installing a cylinder head on a Caterpillar C4.2 engine.
2. Key steps include disconnecting hoses and tubes, removing bolts, and lifting the cylinder head off using a lifting device as it weighs approximately 80 kg.
3. Reinstallation involves installing a new gasket, lowering the cylinder head into place, and tightening the bolts in a specified sequence.
1. The document provides instructions for removing and installing a cylinder head on a Caterpillar C4.2 engine.
2. Key steps include disconnecting hoses and tubes, removing bolts, and lifting the cylinder head off using a lifting device as it weighs approximately 80 kg.
3. Reinstallation involves installing a new gasket, lowering the cylinder head into place, and tightening the bolts in a specified sequence.
1. The document provides instructions for removing the rocker shaft and pushrods from a C4.2 engine in a 312D excavator. It describes loosening bolts and nuts, removing harnesses, and taking off the rocker shaft assembly and pushrods.
2. Further instructions are given for disassembling the rocker shaft, including removing retaining rings, arms, brackets, springs, and bushings.
3. Reassembly of the rocker shaft is also outlined, listing the parts and tools needed and describing the process of installing springs, arms, bushings, and retaining rings back onto the shaft assembly.
Caterpillar cat 323 d l excavator (prefix nde) service repair manual (nde0000...fjjskekdmmme
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove the lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to the lifters and install them in their original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual Instant D...fijsekkdmdm2w
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to lifters and install them in their original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual Instant D...zan2736ban
1) The document provides instructions for removing and installing a cylinder head on a Caterpillar C6.4 engine.
2) To remove the cylinder head, hoses and tubes must first be disconnected and bolts loosened in a specified sequence before lifting the head off with a suitable lifting device.
3) Installation involves positioning a new gasket and cylinder head with a lifting device, and tightening bolts in a specified sequence to the correct torque.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual (NDE00001...fusjekkdmdmd2w
The document provides instructions for installing the rocker shaft and pushrods on a C6.4 engine. The procedure involves installing various components like the spring, arms, bracket and washer onto the shaft assembly. Retaining rings are then installed to secure the assembly. Finally, the pushrods and rocker shaft are positioned and tightened to specified torques to complete the installation.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual (NDE00001...f8uesjdkdmdm
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to lifters and install them in their original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual (NDE00001...8ufjsekddm8u
The document provides instructions for installing the rocker shaft and pushrods on a C6.4 engine. The procedure involves installing various components like the spring, arms, bracket and washer onto the shaft assembly. Retaining rings are then installed to secure the assembly. Finally, the pushrods and rocker shaft are positioned and tightened to specified torques to complete the installation.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual Instant D...fujkskemdmdm4r
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to lifters and install them in their original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar cat 330 a l excavator (prefix 5 ym) service repair manual (5ym000...fjskefkemms
The document provides instructions for installing a cylinder head on a Caterpillar 330 excavator engine. It describes:
1. Removing the fuel injection lines, exhaust manifold, and rocker shaft/pushrods before removing the cylinder head.
2. Removing the water pump elbow, inlet manifold, and air inlet pipe to access the cylinder head bolts.
3. Using a lifting device to safely remove the 95 kg cylinder head from the engine block.
4. Cleaning all parts to prevent contamination before reinstallation.
Caterpillar cat 323 d2 l excavator (prefix kbx) service repair manual (kbx000...fusjejkdkmse
This document provides assembly instructions for the final drive of a 323D2 L excavator. It outlines 35 steps to assemble the components, including installing bearings, seals, gears, carriers, plugs and other parts. Precise measurements and torque specifications are required. Cleanliness is critical throughout the process to prevent contamination.
This document provides instructions for installing a flywheel and removing and installing a wet back end flywheel housing on a Caterpillar 320 GC excavator. It describes using guide studs and lifting devices to position the heavy flywheel and housing. Torque specifications and tightening sequences are given for installing mounting bolts. Replacing seals, gaskets and dowels is also covered.
Caterpillar cat 323 d l excavator (prefix wgc) service repair manual (wgc0000...fjskksmem
This document provides instructions for removing and installing inlet and exhaust valve guides on a Caterpillar C6.4 engine. The procedure involves using specialized tools to remove the valves, electronic unit injectors, and valve guides from the cylinder head. Cleanliness is emphasized to prevent contaminating parts. The installation procedure specifies lubricating valve stems before reinstalling the valves, guides, and other components in the reverse order of removal. Safety notices warn of risks such as being struck by parts or fluids and provide guidance on containment and disposal.
Caterpillar cat 330 a l excavator (prefix 9 ml) service repair manual (9ml000...fjskefkemms
The document provides instructions for installing and removing a turbocharger on a Caterpillar 330 excavator engine:
1) To remove the turbocharger, loosen clamps and bolts holding the oil supply/drain tubes and housing. Remove the turbocharger and check seals.
2) To install the turbocharger, position it on the exhaust manifold with new gaskets. Attach the oil tubes and housing with bolts and clamps.
3) The instructions also cover removing and installing the exhaust manifold, which involves removing nuts and studs, checking gaskets, and attaching the manifold.
Caterpillar cat 329 e l excavator (prefix zcd) service repair manual (zcd0000...fikkskmmdm
This document provides instructions for disassembling and assembling the travel motor of a 329E L excavator. It lists the required tools and parts and provides step-by-step instructions and illustrations for each part removal and installation. The process involves removing 28 different components including seals, springs, plates, pistons, and bearings. Proper alignment and lubrication of parts is emphasized during assembly to ensure correct functioning of the travel motor.
This document provides instructions for removing and installing various engine components on a Caterpillar 330 L excavator, including:
1. The cylinder head removal procedure involves removing fuel injection lines, exhaust manifold, rocker shaft and pushrods, and bolts holding the head to the cylinder block.
2. Installing the cylinder head requires cleaning surfaces, installing gaskets and bolts, adjusting valves, and reinstalling other removed components.
3. Removal of the spacer plate requires removing seals and installing a new gasket, while installation requires cleaning and installing the plate with new seals.
Caterpillar cat 323 e l excavator (prefix yrp) service repair manual (yrp0000...fjskefkemms
This document provides instructions for servicing the final drive of excavator models 323E L, 323E LN, and 323E SA. It includes procedures for disassembling and removing components like the final drive, carrier assembly, ring gears, and seals. It also provides instructions for reassembling these components, including installing seals, bearings, and gears, and using shims to set proper bearing preload. Bolts and seals must be tightened to the specified torques.
Caterpillar cat 305 cr mini hydraulic excavator (prefix dgt) service repair m...fjskekfseik
The document provides instructions for removing the swivel on a 305CR Mini Hydraulic Excavator. It lists the required tools and notes to release hydraulic pressure and remove the cab first. The procedure involves using plugs and caps to seal ports while removing 4 bolts to detach the swivel assembly.
Caterpillar cat 330 b l excavator (prefix 6dr) service repair manual (6dr0000...fjskefkemms
The documents provide instructions for servicing the valve train components of a Caterpillar 3306 engine. The documents describe how to remove and install the rocker shaft and pushrods, disassemble and assemble the rocker shaft, and remove and install the cylinder head. The procedures note to keep parts clean, identify pushrod locations, torque fasteners correctly, and lift the cylinder head carefully due to its weight.
Caterpillar cat 330 c fm excavator (prefix b3m) service repair manual (b3m000...hhjsekmdmm
This document contains instructions for removing and installing various components on a 330C FM Excavator including:
1) The air compressor drive gear which involves removing a nut, washer and gear from the air compressor.
2) Releasing hydraulic pressure from single or multiple circuits by moving components and levers to release pressure before disconnecting lines.
3) Removing the batteries which requires disconnecting cables and removing covers.
4) Removing the alternator which involves disconnecting wiring, removing a belt with a tool, and removing a bolt from a guard.
Caterpillar cat 312 c l excavator (prefix dbn) service repair manual (dbn0000...fksjksmmde
The document provides instructions for removing and installing a fuel injection pump on a Caterpillar 3064 engine. It describes:
1) Removing the fuel lines, access cover, and mounting bolts to detach the pump.
2) Installing a new gasket and securing bolts to reattach the pump, ensuring proper alignment.
3) Reconnecting the fuel lines once the pump is secured.
1. The document provides instructions for removing and installing a cylinder head on a Caterpillar C4.2 engine.
2. Key steps include disconnecting hoses and tubes, removing bolts, and lifting the cylinder head off using a lifting device as it weighs approximately 80 kg.
3. Reinstallation involves installing a new gasket, lowering the cylinder head into place, and tightening the bolts in a specified sequence.
1. The document provides instructions for removing and installing a cylinder head on a Caterpillar C4.2 engine.
2. Key steps include disconnecting hoses and tubes, removing bolts, and lifting the cylinder head off using a lifting device as it weighs approximately 80 kg.
3. Reinstallation involves installing a new gasket, lowering the cylinder head into place, and tightening the bolts in a specified sequence.
1. The document provides instructions for removing the rocker shaft and pushrods from a C4.2 engine in a 312D excavator. It describes loosening bolts and nuts, removing harnesses, and taking off the rocker shaft assembly and pushrods.
2. Further instructions are given for disassembling the rocker shaft, including removing retaining rings, arms, brackets, springs, and bushings.
3. Reassembly of the rocker shaft is also outlined, listing the parts and tools needed and describing the process of installing springs, arms, bushings, and retaining rings back onto the shaft assembly.
Caterpillar cat 323 d l excavator (prefix nde) service repair manual (nde0000...fjjskekdmmme
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove the lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to the lifters and install them in their original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual Instant D...fijsekkdmdm2w
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to lifters and install them in their original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual Instant D...zan2736ban
1) The document provides instructions for removing and installing a cylinder head on a Caterpillar C6.4 engine.
2) To remove the cylinder head, hoses and tubes must first be disconnected and bolts loosened in a specified sequence before lifting the head off with a suitable lifting device.
3) Installation involves positioning a new gasket and cylinder head with a lifting device, and tightening bolts in a specified sequence to the correct torque.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual (NDE00001...fusjekkdmdmd2w
The document provides instructions for installing the rocker shaft and pushrods on a C6.4 engine. The procedure involves installing various components like the spring, arms, bracket and washer onto the shaft assembly. Retaining rings are then installed to secure the assembly. Finally, the pushrods and rocker shaft are positioned and tightened to specified torques to complete the installation.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual (NDE00001...f8uesjdkdmdm
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to lifters and install them in their original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual (NDE00001...8ufjsekddm8u
The document provides instructions for installing the rocker shaft and pushrods on a C6.4 engine. The procedure involves installing various components like the spring, arms, bracket and washer onto the shaft assembly. Retaining rings are then installed to secure the assembly. Finally, the pushrods and rocker shaft are positioned and tightened to specified torques to complete the installation.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual Instant D...fujkskemdmdm4r
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to lifters and install them in their original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual (NDE00001...ufjksemd8ujd
The document provides instructions for installing the rocker shaft and pushrods on a C6.4 engine. The procedure involves installing various components like springs, arms, brackets and washers onto the shaft assembly. Retaining rings are then installed to secure the assembly. Finally, pipes and bolts are fitted and tightened to specified torques to complete the installation.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual (NDE00001...km7seydwuhdw
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to lifters and install them in the original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual Instant D...fskekkdmdmdm3e
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to lifters and install them in their original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual (NDE00001...jdkskmdmdm
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to lifters and install them in the original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar Cat 323D L Excavator (Prefix NDE) Service Repair Manual (NDE00001...prmy389342
1. Remove the camshaft by first removing components like the cylinder head and lifters. Use a magnet to carefully remove lifters and mark them for installation.
2. To install the camshaft, first apply lubricant to lifters and install them in the original locations. Then position the camshaft and install any removed components like the cylinder head.
3. Proper cleaning and lubrication of parts is important to prevent damage and wear during assembly of the camshaft and other components.
Caterpillar cat 323 d l excavator (prefix nde) service repair manual (nde0000...fjjsekmsmmes
The document provides instructions for removing and installing a camshaft on a Caterpillar C6.4 engine. To remove the camshaft, first remove the valve lifters and then pull out the camshaft. To install the camshaft, lubricate the valve lifters, reinstall them in their original locations, and then insert the camshaft. Proper cleaning and lubrication of parts is important to prevent wear.
Caterpillar Cat 312D L Excavator (Prefix XGK) Service Repair Manual (XGK00001...tuzhiyou2
This document provides instructions for removing and installing various engine components on a Caterpillar C4.2 engine, including:
- Removing and installing the crankshaft pulley
- Removing the crankshaft front seal
- Installing a new crankshaft front seal
- Removing just the idler gear from the front gear group
The instructions include illustrations and specify the required tools for each procedure. Safety notices are also provided to keep parts clean and contain fluids properly during maintenance.
Caterpillar Cat 312D L Excavator (Prefix XGK) Service Repair Manual (XGK00001...jse7039222
This document provides instructions for removing and installing various components of a Caterpillar C4.2 engine, including the crankshaft pulley, crankshaft front seal, and idler gear of the front gear group. The removal and installation procedures are described in steps and include illustrations of the components. Tools required are listed for each procedure.
Caterpillar Cat 312D L Excavator (Prefix XGK) Service Repair Manual (XGK00001...lituo39419496
This document provides instructions for removing and installing various components of a Caterpillar C4.2 engine, including the crankshaft pulley, crankshaft front seal, and idler gear of the front gear group. The removal and installation procedures are described in steps and include illustrations of the components. Tools required are listed for each procedure.
The document provides instructions for removing and installing various engine components on a Caterpillar 330D2 excavator, including the engine oil pump, water pump, water temperature regulator, and flywheel. The procedures note required tools and safety precautions. Components must be clean and free of damage, with replacement of worn parts. Proper torque values are specified for reinstallation of components.
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This document is a service manual for MerCruiser #26 GM 4-cylinder 181 cid (3.0L) marine engines. It provides information and procedures for technicians to service these engines, including removal/installation, mechanical systems, electrical systems, fuel systems, cooling systems, exhaust systems and power steering. The manual outlines safety warnings and identifies the models covered. It also provides general information to help technicians such as how to use the manual, read parts manuals, understand directional references and engine rotation.
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This document is the service manual for MerCruiser #28 Bravo Sterndrives. It provides information on maintenance, troubleshooting, removal and installation procedures. The manual begins with important safety notices and outlines the document structure. Subsequent sections cover lubrication and maintenance schedules, troubleshooting common issues, and detailed removal and installation instructions for sterndrive components. Torque specifications, tool requirements and other technical details are included to aid mechanics in properly servicing these sterndrives.
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This maintenance manual provides instructions for maintaining Daewoo DE series diesel engines, including the DE12, DE12T, DE12TI, and DE12TIS models. It describes the engine components and specifications. The manual includes symbols to indicate maintenance tasks and instructions for proper disposal of waste. It aims to help customers and distributors maintain engines in optimum condition through correct operation and proper maintenance.
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2. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 312D EXCAVATOR HJX
Configuration: 312D Excavator HJX00001-UP (MACHINE) POWERED BY C4.2 Engine
Disassembly and Assembly
C4.2 Engine for Caterpillar Built Machines
Media Number -KENR8105-04 Publication Date -01/06/2013 Date Updated -12/06/2013
i02746912
Rocker Shaft and Pushrod - Remove
SMCS - 1102-011; 1208-011
Removal Procedure
Start By:
a. Remove the valve mechanism cover. Refer to Disassembly and Assembly, "Valve
Mechanism Cover - Remove and Install".
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Note: The fuel injection lines do not need to be removed in order to remove the rocker shaft and
pushrods.
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3. Illustration 1 g01375828
1. Loosen nuts (1) and disconnect harness assembly (2).
2. Repeat Step 13 for the remaining electronic unit injectors.
3. Disconnect harness assembly (3).
4. Remove bolts (4) and remove harness assembly (3).
Illustration 2 g01375847
5. Loosen nut (9). Loosen adjusting screw (11) by approximately one revolution.
6. Repeat Step 5 for the remaining rocker arms.
7. Loosen bolts (10). Do not remove bolts (10) at this time.
8. Loosen bolts (8). Do not remove bolts (8) at this time.
9. Remove bolts (10).
10. Remove bolts (8).
11. Remove rocker shaft assembly (5).
12. Remove pushrods (6).
13. Remove bridges (7) and the caps.
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
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4. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 312D EXCAVATOR HJX
Configuration: 312D Excavator HJX00001-UP (MACHINE) POWERED BY C4.2 Engine
Disassembly and Assembly
C4.2 Engine for Caterpillar Built Machines
Media Number -KENR8105-04 Publication Date -01/06/2013 Date Updated -12/06/2013
i02746773
Rocker Shaft - Disassemble
SMCS - 1102-015
Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-1859 Retaining Ring Pliers 1
B 1P-0510 Driver Gp 1
Start By:
a. Remove the rocker shaft and the pushrods. Refer to Disassembly and Assembly, "Rocker
Shaft and Pushrods - Remove".
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Note: Cleanliness is an important factor. Before you begin the disassembly procedure, the exterior
of the components should be thoroughly cleaned. This will help to prevent dirt from entering the
internal mechanism. Precision components can be damaged by contaminants or by dirt. Perform
disassembly procedures on a clean work surface. Keep components covered and protected at all
times.
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5. Illustration 1 g01375734
Personal injury can result from being struck by parts propelled by a
released spring force.
Make sure to wear all necessary protective equipment.
Follow the recommended procedure and use all recommended tooling to
release the spring force.
1. Remove bolt (1) from shaft assembly (5).
2. Remove pipe (6) from shaft assembly (5).
3. Use Tooling (A) in order to remove retaining ring (2) from shaft assembly (5).
4. Remove washer (7) from shaft assembly (5).
5. Remove arm assembly (3) from shaft assembly (5).
6. Remove bracket (8) from shaft assembly (5).
7. Remove arm assembly (4) from shaft assembly (5).
8. Remove spring (9) from shaft assembly (5).
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6. Illustration 2 g01375874
9. If necessary, use Tooling (B) in order to remove bushing (10) from arm assemblies (3) and
(4).
10. Repeat Steps 3 through 9 for the remaining rocker shaft assembly.
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
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7. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 312D EXCAVATOR HJX
Configuration: 312D Excavator HJX00001-UP (MACHINE) POWERED BY C4.2 Engine
Disassembly and Assembly
C4.2 Engine for Caterpillar Built Machines
Media Number -KENR8105-04 Publication Date -01/06/2013 Date Updated -12/06/2013
i02746816
Rocker Shaft - Assemble
SMCS - 1102-016
Assembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-1859 Retaining Ring Pliers 1
B 1P-0510 Driver Gp 1
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Note: Cleanliness is an important factor. Before assembly, thoroughly clean all parts in cleaning
fluid. Allow the parts to air dry. Do not use wiping cloths or rags to dry parts. Lint may be
deposited on the parts which may cause trouble. Inspect all parts. If any parts are worn or
damaged, use new parts for replacement. Dirt and other contaminants can damage the precision
component. Perform assembly procedures on a clean work surface. Keep components covered and
protected at all times.
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8. Illustration 1 g01375874
1. If necessary, Use Tooling (B) in order to install bushing (10) into arm assemblies (4) and
(3).
Illustration 2 g01375734
Improper assembly of parts that are spring loaded can cause bodily
injury.
To prevent possible injury, follow the established assembly procedure
and wear protective equipment.
2. Install spring (9) onto shaft assembly (5).
3. Install arm assembly (4) onto shaft assembly (5).
4. Install bracket (8) onto shaft assembly (5).
5. Install arm assembly (3) onto shaft assembly (5).
6. Install washer (7) onto shaft assembly (5).
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9. 7. Use Tooling (A) in order to install retaining ring (2) onto shaft assembly (5).
8. Repeat Steps 1 through 7 for the remaining rocker shaft assembly.
9. Install pipe (6) onto shaft assembly (5).
10. Install bolt (1). Tighten bolts (1) to a torque of 74 ± 5 N·m (55 ± 4 lb ft).
End By:
a. Install the rocker shaft and the pushrods. Refer to Disassembly and Assembly, "Rocker
Shaft and Pushrods - Install".
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
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10. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 312D EXCAVATOR HJX
Configuration: 312D Excavator HJX00001-UP (MACHINE) POWERED BY C4.2 Engine
Disassembly and Assembly
C4.2 Engine for Caterpillar Built Machines
Media Number -KENR8105-04 Publication Date -01/06/2013 Date Updated -12/06/2013
i02746971
Rocker Shaft and Pushrod - Install
SMCS - 1102-012; 1208-012
Installation Procedure
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01375847
1. Install bridges (7) and the caps.
2. Install pushrods (6).
3. Position rocker shaft assembly (5).
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11. 4. Position bolts (8). Do not tighten bolts (8) at this time.
5. Position bolts (10). Do not tighten bolts (10) at this time.
6. Tighten bolts (8) to a torque of 18 ± 2 N·m (13 ± 1 lb ft).
7. Tighten bolts (10) to a torque of 18 ± 2 N·m (13 ± 1 lb ft).
8. Adjust adjusting screw (11) so that bridge (7) contacts both of the valve ends evenly.
Tighten nut (9) to a torque of 4 ± 1 N·m (35 ± 9 lb in).
9. Repeat Step 8 for the remaining rocker arms.
Illustration 2 g01375828
10. Position harness assembly (3) and install bolts (4).
11. Connect harness assembly (3).
12. Connect harness assembly (2) and tighten nuts (1).
13. Repeat Step 12 for the remaining electronic unit injectors.
14. Adjust the inlet valve lash to 0.250 mm (0.0098 inch). Adjust the exhaust valve lash to
0.400 mm (0.0157 inch). Refer to Testing and Adjusting, "Engine Valve Lash -
Test/Adjust".
End By:
a. Install the valve mechanism cover. Refer to Disassembly and Assembly, "Valve Mechanism
Cover - Remove and Install".
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
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12. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 312D EXCAVATOR HJX
Configuration: 312D Excavator HJX00001-UP (MACHINE) POWERED BY C4.2 Engine
Disassembly and Assembly
C4.2 Engine for Caterpillar Built Machines
Media Number -KENR8105-04 Publication Date -01/06/2013 Date Updated -12/06/2013
i02769384
Cylinder Head - Remove
SMCS - 1100-011
Removal Procedure
Start By:
A. Remove the valve mechanism cover base. Refer to Disassembly and Assembly, "Valve Mechanism
Cover Base - Remove and Install".
B. Remove the rocker shaft and pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and
Pushrods - Remove".
C. Remove the electronic unit injectors. Refer to Disassembly and Assembly, "Electronic Unit Injector -
Remove".
D. If necessary, remove the exhaust manifold. Refer to Disassembly and Assembly, "Exhaust Manifold
- Remove and Install".
E. If necessary, remove the inlet manifold. Refer to Disassembly and Assembly, "Inlet Manifold -
Remove and Install".
F. If necessary, remove the water temperature regulator. Refer to Disassembly and Assembly, "Water
Temperature Regulator - Remove and Install".
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
NOTICE
Care must be taken to ensure that fluids are contained during
performance of inspection, maintenance, testing, adjusting and repair
of the product. Be prepared to collect the fluid with suitable containers
before opening any compartment or disassembling any component
containing fluids.
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13. Refer to Special Publication, NENG2500, "Caterpillar Dealer Service
Tool Catalog" for tools and supplies suitable to collect and contain
fluids on Caterpillar products.
Dispose of all fluids according to local regulations and mandates.
Illustration 1 g01375619
1. Disconnect hose (1) .
Illustration 2 g01375622
2. Disconnect tube assembly (2) .
3. Remove bolts (3). Disconnect tube assembly (4) and remove the gasket.
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14. Illustration 3 g01386192
Typical Example
Illustration 4 g01385983
4. Attach a suitable lifting device to cylinder head (5). The weight of cylinder head (5) is approximately
80 kg (177 lb).
5. Loosen cylinder head bolts (6) in the sequence that is shown in Illustration 4.
6. Use the suitable lifting device in order to remove cylinder head (5) and the gasket.
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15. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 312D EXCAVATOR HJX
Configuration: 312D Excavator HJX00001-UP (MACHINE) POWERED BY C4.2 Engine
Disassembly and Assembly
C4.2 Engine for Caterpillar Built Machines
Media Number -KENR8105-04 Publication Date -01/06/2013 Date Updated -12/06/2013
i02772109
Cylinder Head - Install
SMCS - 1100-012
Installation Procedure
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01386192
Typical Example
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16. Illustration 2 g01386164
1. Install a new gasket. Attach a suitable lifting device to cylinder head (5). The weight of cylinder head
(5) is approximately 80 kg (177 lb). Use the suitable lifting device in order to position cylinder head
(5) on the engine block.
2. Tighten bolts (6) in the sequence that is shown in Illustration 2 to a torque of 137 ± 5 N·m (101 ± 4
lb ft).
Illustration 3 g01375622
3. Install a new gasket and connect tube assembly (4). Install bolts (3) .
4. Connect tube assembly (2) .
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17. Illustration 4 g01375619
5. Connect hose (1) .
End By:
a. If necessary, install the water temperature regulator. Refer to Disassembly and Assembly, "Water
Temperature Regulator - Remove and Install".
b. If necessary, install the inlet manifold. Refer to Disassembly and Assembly, "Inlet Manifold -
Remove and Install".
c. If necessary, install the exhaust manifold. Refer to Disassembly and Assembly, "Exhaust Manifold -
Remove and Install".
d. Install the electronic unit injectors. Refer to Disassembly and Assembly, "Electronic Unit Injector -
Install".
e. Install the rocker shaft and pushrods. Refer to Disassembly and Assembly, "Rocker Shaft and
Pushrods - Install".
f. Install the valve mechanism cover base. Refer to Disassembly and Assembly, "Valve Mechanism
Cover Base - Remove and Install".
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18. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 312D EXCAVATOR HJX
Configuration: 312D Excavator HJX00001-UP (MACHINE) POWERED BY C4.2 Engine
Disassembly and Assembly
C4.2 Engine for Caterpillar Built Machines
Media Number -KENR8105-04 Publication Date -01/06/2013 Date Updated -12/06/2013
i02751804
Lifter Group - Remove and Install
SMCS - 1209-010
Removal Procedure
Start By:
a. Remove the camshaft. Refer to Disassembly and Assembly, "Camshaft - Remove".
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Illustration 1 g00610824
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19. Illustration 2 g00532061
1. Use a magnet in order to remove valve lifter (1) from the engine cylinder block, as shown.
Put identification marks on valve lifters (1) for installation purposes.
2. Repeat Step 1 for the remainder of valve lifters (1).
Illustration 3 g00613675
View (X) shows a good contact pattern. Views (Y) and (Z) show bad contact patterns.
Note: Check the valve lifters for wear.
Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 8T-2998 Lubricant 1
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20. NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Illustration 4 g00532061
1. Apply Tooling (A) to valve lifter (1) prior to installation. Install valve lifter (1) in the
original location in the engine cylinder block.
2. Repeat Step 1 for the remainder of the valve lifters.
End By:
a. Install the camshaft. Refer to Disassembly and Assembly, "Camshaft - Install".
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21. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 312D EXCAVATOR HJX
Configuration: 312D Excavator HJX00001-UP (MACHINE) POWERED BY C4.2 Engine
Disassembly and Assembly
C4.2 Engine for Caterpillar Built Machines
Media Number -KENR8105-04 Publication Date -01/06/2013 Date Updated -12/06/2013
i02751903
Camshaft - Remove and Install
SMCS - 1210-010
Removal Procedure
Start By:
a. Remove the front housing. Refer to Disassembly and Assembly, " Housing (Front) -
Remove".
b. Remove the rocker shaft assembly and the pushrods. Refer to Disassembly and Assembly,
"Rocker Shaft and Pushrod - Remove".
c. Remove the oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and
Install".
Note: In this removal procedure, the engine needs to be placed in the upside-down position. This
will allow the lifters to remain in position after the camshaft is removed.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
NOTICE
Care must be taken to ensure that fluids are contained during
performance of inspection, maintenance, testing, adjusting, and repair
of the product. Be prepared to collect the fluid with suitable containers
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22. before opening any compartment or disassembling any component
containing fluids.
Refer to Special Publication, NENG2500, "Dealer Service Tool
Catalog" for tools and supplies suitable to collect and contain fluids on
Cat products.
Dispose of all fluids according to local regulations and mandates.
Illustration 1 g00569371
Note: Ensure that the marks on the timing gears are in alignment. Align the "3" mark on fuel
injection drive gear (A) with the "33" mark on idler gear (B). Make an alignment of the "22" mark
on camshaft gear (C) with the "2" mark on idler gear (B). Align the "1" mark on crankshaft gear
(D) with the "11" mark on idler gear (B). The No. 1 cylinder is at the top center position when
these marks are in alignment.
1. Rotate the engine at 180 degrees in order to place the engine in the upside-down position.
This will ease the removal of the camshaft.
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23. Illustration 2 g00604521
NOTICE
Do not damage the lobes or the bearings when the camshaft is removed
or installed.
2. Position camshaft gear (2) so that the gear's slots align from the top to the bottom. Remove
two bolts (1) and the washers that hold thrust plate (3) (not shown).
3. Carefully remove the camshaft, the thrust plate and the camshaft gear as an assembly.
4. Remove the valve lifters. Refer to Disassembly and Assembly, "Lifter Group - Remove and
Install".
Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 8T-2998 Lubricant 1
Note: In this installation procedure, the engine needs to remain in the upside-down position in
order to keep the lifters in position while the camshaft is installed.
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Note: During installation, ensure that the camshaft is clean and lubricate all of the
components with clean engine oil.
1. Install the valve lifters. Refer to Disassembly and Assembly, "Lifter Group - Remove and
Install".
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24. Illustration 3 g00569371
Note: During installation, ensure that the marks on the timing gears are in alignment. Align
the "3" mark on fuel injection drive gear (A) with the "33" mark on idler gear (B). Make an
alignment of the "22" mark on camshaft gear (C) with the "2" mark on idler gear (B). Align
the "1" mark on crankshaft gear (D) with the "11" mark on idler gear (B). The No. 1
cylinder is at the top center position when these marks are in alignment.
2. Apply Tooling (A) to the camshaft lobes. Carefully install the camshaft assembly into the
original location in the cylinder block.
Note: Caution must be used when the camshaft is installed in order to not damage the
camshaft lobe or the camshaft bearings.
Illustration 4 g00604521
3. Position camshaft gear (2) so that the gear's slots align from the top to the bottom. Install
bolts (1) and the washers that hold thrust plate (3). Tighten bolts (1) to a torque of
11 ± 2 N·m (97 ± 18 lb in).
End By:
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25. Thank you very much for
your reading. Please Click
Here. Then Get COMPLETE
MANUAL. NO WAITING
NOTE:
If there is no response to
click on the link above,
please download the PDF
document first and then
click on it.
26. a. Install the oil pan. Refer to Disassembly and Assembly, "Engine Oil Pan - Remove and
Install".
b. Install the rocker shaft assembly and the pushrods. Refer to Disassembly and Assembly,
"Rocker Shaft and Pushrod - Install".
c. Install the front housing. Refer to Disassembly and Assembly, "Housing (Front) - Install".
Copyright 1993 - 2020 Caterpillar Inc.
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27. Shutdown SIS
Previous Screen
Product: EXCAVATOR
Model: 312D EXCAVATOR HJX
Configuration: 312D Excavator HJX00001-UP (MACHINE) POWERED BY C4.2 Engine
Disassembly and Assembly
C4.2 Engine for Caterpillar Built Machines
Media Number -KENR8105-04 Publication Date -01/06/2013 Date Updated -12/06/2013
i02742801
Camshaft Gear - Remove and Install
SMCS - 1210-010-GE
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A
1P-2321 Combination Puller 1
9S-9153 Puller Jaw 3
Start By:
a. Remove the camshaft. Refer to Disassembly and Assembly, "Camshaft - Remove".
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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28. Illustration 1 g00598317
1. Use Tooling (A) in order to remove camshaft gear (1) from camshaft (3).
2. Remove thrust plate (2) from camshaft (3).
Note: Check the slot in the camshaft for the woodruff key for wear or damage.
Note: Check thrust plate (2) for wear or damage.
Installation Procedure
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Illustration 2 g00598318
Note: During installation, ensure that camshaft (3) is clean and lubricate all of the
components with clean engine oil.
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