This service repair manual provides instructions for removing and installing the flywheel housing and rear power take-off (RPTO) on a Caterpillar 657G wheel tractor. The flywheel housing removal procedure involves removing bolts and seals, then lifting the housing off using lifting brackets. Installation involves cleaning parts, applying sealant, positioning seals and gaskets, and tightening bolts in a specific sequence. The RPTO removal procedure describes removing gears, idlers, retainers, sleeves and covers. Installation involves cleaning, lubricating, and positioning these parts before securing with bolts.
The Octavia range embodies the design trend of the Škoda brand: a fusion of
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harmony of functionality and emotion
Fleet management these days is next to impossible without connected vehicle solutions. Why? Well, fleet trackers and accompanying connected vehicle management solutions tend to offer quite a few hard-to-ignore benefits to fleet managers and businesses alike. Let’s check them out!
The Octavia range embodies the design trend of the Škoda brand: a fusion of
aesthetics, safety and practicality. Whether you see the car as a whole or step
closer and explore its unique features, the Octavia range radiates with the
harmony of functionality and emotion
Fleet management these days is next to impossible without connected vehicle solutions. Why? Well, fleet trackers and accompanying connected vehicle management solutions tend to offer quite a few hard-to-ignore benefits to fleet managers and businesses alike. Let’s check them out!
Ever been troubled by the blinking sign and didn’t know what to do?
Here’s a handy guide to dashboard symbols so that you’ll never be confused again!
Save them for later and save the trouble!
In this presentation, we have discussed a very important feature of BMW X5 cars… the Comfort Access. Things that can significantly limit its functionality. And things that you can try to restore the functionality of such a convenient feature of your vehicle.
Learn why monitoring your Mercedes' Exhaust Back Pressure (EBP) sensor is crucial. Understand its role in engine performance and emission reduction. Discover five warning signs of EBP sensor failure, from loss of power to increased emissions. Take action promptly to avoid costly repairs and maintain your Mercedes' reliability and efficiency.
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Learn how to respond when the red temperature light flashes in your VW with this presentation. From checking coolant levels to seeking professional help, follow these steps promptly to prevent engine damage and ensure safety on the road.
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Learn what "PARKTRONIC Inoperative, See Owner's Manual" means for your Mercedes-Benz. This message indicates a malfunction in the parking assistance system, potentially due to sensor issues or electrical faults. Prompt attention is crucial to ensure safety and functionality. Follow steps outlined for diagnosis and repair in the owner's manual.
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Upgrading the brakes of your car? Keep these things in mind before doing so. Additionally, start using an OBD 2 GPS tracker so that you never miss a vehicle maintenance appointment. On top of this, a car GPS tracker will also let you master good driving habits that will let you increase the operational life of your car’s brakes.
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Experiencing difficulty opening your BMW X3's hood? This guide explores potential issues like mechanical obstruction, hood release mechanism failure, electrical problems, and emergency release malfunctions. Troubleshooting tips include basic checks, clearing obstructions, applying pressure, and using the emergency release.
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2. Shutdown SIS
Previous Screen
Product: WHEEL TRACTOR
Model: 657G WHEEL TRACTOR A4G
Configuration: 657G Wheel Tractor-Auger A4G00001-UP (MACHINE) POWERED BY C-18 Engine
Disassembly and Assembly
C15 and C18 Engines for Caterpillar Built Machines
Media Number -RENR8261-28 Publication Date -01/08/2015 Date Updated -28/08/2018
i05025929
Flywheel Housing - Remove and Install - Equipped with Rear
Power Take-Off
SMCS - 1157-010
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 138-7574 Link Bracket 2
Start By:
a. Remove the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear
Seal - Remove".
b. Remove the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting
Motor - Remove".
c. Remove the rear power take-off (RPTO). Refer to Disassembly and Assembly, "Rear Power
Take-Off (RPTO) - Remove".
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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3. Illustration 1 g01008304
1. Remove bolts (1) that fasten the engine oil pan to flywheel housing (2).
Illustration 2 g01050505
2. Install Tooling (A) and a suitable lifting device on flywheel housing (2). The weight of
flywheel housing (2) is approximately 134 kg (295 lb).
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4. 3. Remove bolts (3). Remove flywheel housing (2) and the gasket from the cylinder block.
4. Remove baffle (4) from the flywheel housing.
Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
A 138-7574 Link Bracket 2
B - Loctite 5900 -
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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5. Illustration 3 g01050429
1. Install baffle (4) with the notch in the 3 o'clock position. The forward edge of the baffle
must contact the flywheel housing.
Illustration 4 g01044382
2. Install Tooling (A) and a suitable lifting device on flywheel housing (2). The weight of
flywheel housing (2) is approximately 134 kg (295 lb).
3. Position the gasket on the locating dowels of the rear face of the cylinder block. Apply
Tooling (B) to the bottom of the flywheel housing in order to fill the space at the cylinder
block, the flywheel housing, and the engine oil pan.
4. Position flywheel housing (2) on the cylinder block. Install bolts (3).
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6. Illustration 5 g01044328
5. Tighten the bolts, as follows:
a. In a numerical sequence, tighten bolt 1 through bolt 9 to a torque of 100 ± 30 N·m
(74 ± 22 lb ft).
b. In a numerical sequence, tighten bolt 10 through bolt 23 to a torque of 40 ± 10 N·m
(30 ± 7 lb ft).
c. In a numerical sequence, tighten bolt 1 through bolt 9 to a torque of 135 ± 20 N·m
(100 ± 15 lb ft).
d. In a numerical sequence, tighten bolt 10 through bolt 23 to a torque of 55 ± 10 N·m
(41 ± 7 lb ft).
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7. Illustration 6 g01008304
6. Install bolts (1) that fasten the engine oil pan to flywheel housing (2).
End By:
a. Install the rear power take-off (RPTO). Refer to Disassembly and Assembly, "Rear Power
Take-Off (RPTO) - Install".
b. Install the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting
Motor - Remove and Install".
c. Install the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal -
Install".
Copyright 1993 - 2021 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Sun Feb 28 17:29:22 UTC+0800 2021
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8. Shutdown SIS
Previous Screen
Product: WHEEL TRACTOR
Model: 657G WHEEL TRACTOR A4G
Configuration: 657G Wheel Tractor-Auger A4G00001-UP (MACHINE) POWERED BY C-18 Engine
Disassembly and Assembly
C15 and C18 Engines for Caterpillar Built Machines
Media Number -RENR8261-28 Publication Date -01/08/2015 Date Updated -28/08/2018
i05025950
Flywheel Housing - Remove and Install
SMCS - 1157-010
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 138-7574 Link Bracket 2
Start By:
a. Remove the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear
Seal - Remove".
b. Remove the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting
Motor - Remove and Install".
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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9. Illustration 1 g01008304
1. Remove bolts (1) that fasten the engine oil pan to flywheel housing (2).
Illustration 2 g01008080
2. Install Tooling (A) and a suitable lifting device on flywheel housing (2). The weight of
flywheel housing (2) is approximately 35 kg (77 lb).
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10. 3. Remove bolts (3). Remove flywheel housing (2) and the seals from the cylinder block.
Installation Procedure
Table 2
Required Tools
Tool Part Number Part Description Qty
A 138-7574 Link Bracket 2
B - Loctite 5900 -
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Illustration 3 g01008080
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11. 1. Install Tooling (A) and a suitable lifting device on flywheel housing (2). The weight of
flywheel housing (2) is approximately 35 kg (77 lb).
2. Install the seals in flywheel housing (2).
3. Apply Tooling (B) to the bottom of the flywheel housing in order to fill the space at the
cylinder block, the flywheel housing, and the engine oil pan.
4. Position flywheel housing (2) on the cylinder block. Install bolts (3).
Illustration 4 g01044523
5. Tighten the bolts, as follows:
a. In a numerical sequence, tighten Bolt (1) through Bolt (9) to a torque of
100 ± 20 N·m (74 ± 15 lb ft).
b. In a numerical sequence, tighten Bolt (10) through Bolt (24) to a torque of
40 ± 10 N·m (30 ± 7 lb ft).
c. In a numerical sequence, tighten Bolt (1) through Bolt (9) to a torque of
135 ± 20 N·m (100 ± 15 lb ft).
d. In a numerical sequence, tighten Bolt (10) through Bolt (24) to a torque of
55 ± 10 N·m (40 ± 7 lb ft).
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12. Illustration 5 g01008304
6. Install bolts (1) that fasten the engine oil pan to flywheel housing (2).
End By:
a. Install the electric starting motor. Refer to Disassembly and Assembly, "Electric Starting
Motor - Remove and Install".
b. Install the crankshaft rear seal. Refer to Disassembly and Assembly, "Crankshaft Rear Seal -
Install".
Copyright 1993 - 2021 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Sun Feb 28 17:30:18 UTC+0800 2021
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13. Shutdown SIS
Previous Screen
Product: WHEEL TRACTOR
Model: 657G WHEEL TRACTOR A4G
Configuration: 657G Wheel Tractor-Auger A4G00001-UP (MACHINE) POWERED BY C-18 Engine
Disassembly and Assembly
C15 and C18 Engines for Caterpillar Built Machines
Media Number -RENR8261-28 Publication Date -01/08/2015 Date Updated -28/08/2018
i02210213
Rear Power Take-Off (RPTO) - Remove - If Equipped
SMCS - 1165-011-RE
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-0520 Driver Group 1
Start By:
a. Remove the flywheel. Refer to Disassembly and Assembly, "Flywheel - Remove".
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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14. Illustration 1 g01115921
1. Remove bolts (1). Remove adapters (2) and the O-ring seals from the flywheel housing.
2. Remove bolts (3). Remove retainer assemblies (4). Remove idler gears (5).
Illustration 2 g01134262
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15. 3. Remove gear assembly (6) and gear assembly (7) from the flywheel housing.
Illustration 3 g01134263
4. Use Tooling (A) to remove sleeve bearing (8) from adapter (2).
Illustration 4 g01134250
5. Remove bolts and cover (9) from the back side of the flywheel housing. Use Tooling (A) to
remove sleeve bearing (11) from the flywheel housing.
6. Remove bolts and cover (10) from the back side of the flywheel housing. Use Tooling (A)
to remove sleeve bearing (12) from the flywheel housing.
Copyright 1993 - 2021 Caterpillar Inc.
All Rights Reserved.
Sun Feb 28 17:31:14 UTC+0800 2021
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16. Private Network For SIS Licensees.
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17. Shutdown SIS
Previous Screen
Product: WHEEL TRACTOR
Model: 657G WHEEL TRACTOR A4G
Configuration: 657G Wheel Tractor-Auger A4G00001-UP (MACHINE) POWERED BY C-18 Engine
Disassembly and Assembly
C15 and C18 Engines for Caterpillar Built Machines
Media Number -RENR8261-28 Publication Date -01/08/2015 Date Updated -28/08/2018
i07435098
Rear Power Take-Off (RPTO) - Install - If Equipped
SMCS - 1165-012-RE
Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-0520 Driver Group 1
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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18. Illustration 1 g01134277
1. Install sleeve bearing (12) in the flywheel housing with Tooling (A). The split in the sleeve
bearing should be located at Angle (Y), which is 15 ± 1 degrees from the vertical centerline.
The bearing should be installed to Depth (Z), which is 2.0 ± 0.5 mm (0.08 ± 0.02 inch).
2. Install cover (10) and the bolts on the back side of the flywheel housing.
Illustration 2 g01134279
3. Install sleeve bearing (11) in the flywheel housing with Tooling (A). The split in the sleeve
bearing should be located at Angle (X), which is 15 ± 1 degrees from the horizontal
centerline. The bearing should be installed to Depth (Z), which is 2.0 ± 0.5 mm
(0.08 ± 0.02 inch).
4. Install cover (9) and the bolts on the back side of the flywheel housing.
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19. Illustration 3 g01134263
5. Use Tooling (A) and install sleeve bearing (8) in adapter (2). Install the O-ring seal on the
adapter.
Illustration 4 g01134262
6. Position gear assembly (6) and gear assembly (7) in the flywheel housing.
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20. Illustration 5 g01115921
7. Position idler gears (5) and retainer assemblies (4). Install bolts (3). Tighten bolts (3) to a
torque of 100 ± 20 N·m (74 ± 15 lb ft).
8. Lubricate the O-ring seal on the adapters with clean engine oil. Position adapters (2) on the
flywheel housing and install bolts (1).
End By:
a. Install the flywheel. Refer to Disassembly and Assembly, "Flywheel - Install".
Copyright 1993 - 2021 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Sun Feb 28 17:32:10 UTC+0800 2021
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21. Shutdown SIS
Previous Screen
Product: WHEEL TRACTOR
Model: 657G WHEEL TRACTOR A4G
Configuration: 657G Wheel Tractor-Auger A4G00001-UP (MACHINE) POWERED BY C-18 Engine
Disassembly and Assembly
C15 and C18 Engines for Caterpillar Built Machines
Media Number -RENR8261-28 Publication Date -01/08/2015 Date Updated -28/08/2018
i05009357
Vibration Damper and Pulley - Remove and Install
SMCS - 1205-010
Removal Procedure Type 1
Table 1
Required Tools
Tool Part Number Part Description Qty
A -
Guide Stud
(5/8 - 18 NF by 7 inch)
1
B 138-7575 Link Bracket 1
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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22. Illustration 1 g01044774
1. Remove one bolt (4). Install Tooling (B) and a suitable lifting device to vibration damper
(3) and crankshaft pulley (1). The weight of vibration damper (3) and crankshaft pulley (1)
is approximately 57 kg (125 lb).
2. Remove one bolt (2). Install Tooling (A).
3. Remove remaining bolts (2). Remove vibration damper (3) and crankshaft pulley (1) from
the crankshaft.
4. Remove bolts (4). Remove spacer (5). Remove vibration damper (3) from crankshaft pulley
(1). The weight of vibration damper (3) is approximately 34 kg (75 lb).
Installation Procedure Type 1
Table 2
Required Tools
Tool Part Number Part Description Qty
A -
Guide Stud
(5/8 - 18 NF by 7 inch)
1
B 138-7575 Link Bracket 1
C 4C-5592 Anti-Seize Compound 1
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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23. NOTICE
Thoroughly inspect the viscous damper for signs of leakage or for signs
of a dented (damaged) case. Either of these conditions can cause the
weight to make contact with the case. This can affect the viscous
damper's operation.
Illustration 2 g01044774
1. Position vibration damper (3) on crankshaft pulley (1). The weight of vibration damper (3)
is approximately 34 kg (75 lb).
2. Install spacer (5) on the vibration damper. Install bolts (4) and tighten the bolts to a torque
of 135 ± 20 N·m (100 ± 15 lb ft).
3. Install Tooling (B) and a suitable lifting device on vibration damper (3) and crankshaft
pulley (1). The weight of vibration damper (3) and crankshaft pulley (1) is approximately
57 kg (125 lb). Install the vibration damper and the crankshaft pulley on Tooling (A).
4. Apply Tooling (C) to bolts (2). Install the bolts. Remove Tooling (A) and install the
remaining bolts. Tighten the bolts to a torque of 215 ± 40 N·m (159 ± 30 lb ft).
Removal Procedure Type 2
Table 3
Required Tools
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24. Tool Part Number Part Description Qty
A -
Guide Stud
(5/8 - 18 NF by 7 inch)
1
Illustration 3 g03181887
1. Remove pulley (1) and the belt. Refer to Belt Tensioner - Remove and Install.
Illustration 4 g03181936
2. Remove one bolt (2). Install Tooling (A) and a suitable lifting device to vibration damper
(4). Remove bolts (2), spacer (3), and vibration damper (4). The weight of vibration damper
(4) is approximately 13.7 kg (30.22 lb).
Installation Procedure Type 2
Table 4
Required Tools
Tool Part Number Part Description Qty
A -
Guide Stud
(5/8 - 18 NF by 7 inch)
1
C 4C-5592 Anti-Seize Compound 1
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25. Illustration 5 g03181936
1. Install Tooling (A) into the Crankshaft. Position vibration damper (4) onto Tooling (A). The
weight of vibration damper (3) is approximately 14 kg (30 lb).
2. Apply Tooling (C) onto bolts (2). Install spacer (3) and bolts (2).
Illustration 6 g03181887
3. Install pulley (1). Refer to Belt Tensioner - Remove and Install.
Copyright 1993 - 2021 Caterpillar Inc.
All Rights Reserved.
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26. Shutdown SIS
Previous Screen
Product: WHEEL TRACTOR
Model: 657G WHEEL TRACTOR A4G
Configuration: 657G Wheel Tractor-Auger A4G00001-UP (MACHINE) POWERED BY C-18 Engine
Disassembly and Assembly
C15 and C18 Engines for Caterpillar Built Machines
Media Number -RENR8261-28 Publication Date -01/08/2015 Date Updated -28/08/2018
i02210415
Crankshaft Front Seal - Remove
SMCS - 1160-011
Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1U-7600 Slide Hammer Puller 1
Start By:
a. Remove the vibration damper and the pulley. Refer to Disassembly and Assembly,
"Vibration Damper and Pulley - Remove and Install".
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
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27. Illustration 1 g01044861
1. Use Tooling (A) or a punch and hammer in order to puncture three or more holes in wear
sleeve (2).
2. Use Tooling (A) to remove the wear sleeve.
3. Use Tooling (A) or a punch and hammer in order to puncture three or more holes in
crankshaft front seal (1).
4. Use Tooling (A) to remove the crankshaft front seal.
Copyright 1993 - 2021 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Sun Feb 28 17:34:01 UTC+0800 2021
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28. Shutdown SIS
Previous Screen
Product: WHEEL TRACTOR
Model: 657G WHEEL TRACTOR A4G
Configuration: 657G Wheel Tractor-Auger A4G00001-UP (MACHINE) POWERED BY C-18 Engine
Disassembly and Assembly
C15 and C18 Engines for Caterpillar Built Machines
Media Number -RENR8261-28 Publication Date -01/08/2015 Date Updated -28/08/2018
i02210423
Crankshaft Front Seal - Install
SMCS - 1160-012
Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
B
5P-1733 Seal Locator 1
5P-1737 Bolt 3
9S-8858 Nut (Seal Installer) 1
6V-6142 Seal Installer 1
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Note: The crankshaft front seal and the wear sleeve must be replaced at the same time.
Once the crankshaft front seal and the wear sleeve are separated, these components cannot
be used again.
Note: Do not use any type of lubricant during the installation of the crankshaft front seal
and the wear sleeve.
1. Clean the outside diameter of the crankshaft.
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29. Suggest:
If the above button click is invalid.
Please download this document
first, and then click the above link
to download the complete manual.
Thank you so much for reading
30. Illustration 1 g01116116
2. Use Tooling (B) to install crankshaft front seal (1) and wear sleeve (2).
Note: Install the crankshaft front seal with the arrow that shows the direction of crankshaft
rotation toward the front of the engine.
End By:
a. Install the vibration damper and the pulley. Refer to Disassembly and Assembly, "Vibration
Damper and Pulley - Remove and Install".
Copyright 1993 - 2021 Caterpillar Inc.
All Rights Reserved.
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Sun Feb 28 17:34:57 UTC+0800 2021
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31. Shutdown SIS
Previous Screen
Product: WHEEL TRACTOR
Model: 657G WHEEL TRACTOR A4G
Configuration: 657G Wheel Tractor-Auger A4G00001-UP (MACHINE) POWERED BY C-18 Engine
Disassembly and Assembly
C15 and C18 Engines for Caterpillar Built Machines
Media Number -RENR8261-28 Publication Date -01/08/2015 Date Updated -28/08/2018
i02210465
Front Cover - Remove
SMCS - 1166-011
Removal Procedure
NOTICE
Keep all parts clean from contaminants.
Contaminants may cause rapid wear and shortened component life.
Illustration 1 g01007036
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