Caterpillar Cat M315C WHEELED Excavator (Prefix H2B) Service Repair Manual (H2B00001 and up).pdf

Service Repair Manual
Models
M315C WHEELED Excavator

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Product: WHEELED EXCAVATOR
Model: M315C WHEELED EXCAVATOR H2B
Configuration: M315C Excavator H2B00001-UP (MACHINE) POWERED BY 3054E Engine
Disassembly and Assembly
M315C Excavator Machine Systems
Media Number -RENR9203-03 Publication Date -01/03/2009 Date Updated -02/03/2009
i02686299
Piston Pump (Main Hydraulic) - Install
SMCS - 5070-012-HR
Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A M10 Guide Bolt 2
NOTICE
Keep all parts clean from contaminants.
Contamination of the hydraulic system with foreign material will
reduce the service life of the hydraulic system components.
To prevent contaminants from entering the hydraulic system, always
plug or cap the lines, fittings, or hoses as they are disconnected. Cover
any disassembled components and clean them properly before
assembly.
Clean the hydraulic system properly after any major component
exchange or especially after a component failure, to remove any
contamination.
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Illustration 1 g00992992
1. Position gear (22) .
2. Install bolt (21) .
3. Position coupler (20) .
4. Install bolts (19) .
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5. Install Tooling (A) .
6. Attach a suitable lifting device to piston pump (17) . Position piston pump (17) . The weight
of the piston pump is approximately 141 kg (310 lb).
8. Connect hose assemblies (16) .
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9. Connect hose (14) . Tighten clamp (15) .
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12. Connect hose assemblies (8) and hose assemblies (9) .
13. Position panel (6) .
15. Install cable strap (5) .
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17. Position tank (3) .
18. Install bolts (3A) .
19. Connect hoses (2) .
20. Connect harness assembly (1) .
21. Fill the hydraulic tank. The hydraulic tank contains approximately 170 L (44.9 US gal) of
hydraulic fluid.
End By: Install the muffler. Refer to Disassembly and Assembly, "Muffler - Remove and Install".
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Sun May 3 15:28:34 UTC+0800 2020
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i01912514
Piston Pump (Swing) - Remove
SMCS - 5070-011-ZW
Removal Procedure
Table 1
Required Tools
ZZ
6V-9508 Face Seal Plug 5
6V-9829 Cap As 5
6V-9830 Cap As 1
6V-9832 Cap As 1
5P-0046 Cover 2
Start By:
A. Remove the muffler. Refer to Disassembly and Assembly, "Muffler - Remove and Install".
B. Remove the gear pump. Refer to Disassembly and Assembly, "Gear Pump (Fan Drive) -
Remove and Install".
Note: SERVICE DATA: TOOLING (ZZ) WILL NOT BE IDENTIFIED IN
PHOTOGRAPHS IN THE REMOVAL OR THE INSTALLATION. THIS TOOLING IS
SHOWN IN ORDER TO ASSIST THE EXPERIENCED SERVICEMAN.
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1. Remove seven bolts (1) .
2. Remove bolts (4) .
4. Remove panel (3) .
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5. Disconnect hose assemblies (5) .
6. Disconnect hose assembly (6) .
7. Disconnect hose assemblies (7) .
8. Disconnect hose assembly (9) and hose assembly (10) from piston pump (8) .
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9. Attach a suitable lifting device to piston pump (8) .
11. Remove piston pump (8) from main pump housing (12). The weight of the piston pump is
approximately 54 kg (120 lb).
12. Remove drive coupling (13) from piston pump (8) .
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13. Remove O-ring seal (14) .
Copyright 1993 - 2020 Caterpillar Inc.
All Rights Reserved.
Private Network For SIS Licensees.
Sun May 3 15:29:28 UTC+0800 2020
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i05443975
Piston Pump (Swing) - Disassemble
SMCS - 5070-015-ZW
Disassembly Procedure
Table 1
Required Tools
A 1P-1862 Pliers 1
B 1P-1861 Retaining Ring Pliers 1
C 147-3497 Spring Compressor 1
D 1U-7600 Slide Hammer Puller Gp 1
Start By:
A. Remove the steering pump. Refer to Disassembly and Assembly, "Steering Pump -
Remove".
Personal injury can result from hydraulic oil pressure and hot oil.
Hydraulic oil pressure can remain in the hydraulic system after the
engine has been stopped. Serious injury can be caused if this pressure is
not released before any service is done on the hydraulic system.
Make sure all of the attachments have been lowered, oil is cool before
removing any components or lines. Remove the oil filler cap only when
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the engine is stopped, and the filler cap is cool enough to touch with
your bare hand.
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.
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.
Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the
component should be thoroughly cleaned. This will help to prevent dirt from entering the internal
mechanism.
1. Remove bolts (2) and (3) from servo valve (1) .
2. Remove servo valve (1) from housing (4) .
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3. Remove bolts (5) from charge pump (6) .
Note: Mark all parts for installation purposes.
4. Remove charge pump (6) from housing (4) .
5. Remove gears (7) and (8) from charge pump (6) .
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6. Remove coupler (9) from head (10) .
7. Remove plate (11) from head (10) .
8. Remove bolts (12) from head (10) .
9. Remove head (10) from housing (4) .
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Note: Mark the proper orientation of port plate (13) for installation purposes.
10. Remove O-ring seal (14) from head (10) .
11. Remove port plate (13) from head (10) .
Personal injury can result from parts and/or covers under spring
pressure.
Spring force will be released when covers are removed.
Be prepared to hold spring loaded covers as the bolts are loosened.
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12. Remove test ports (15) from head (10) .
13. Remove relief valve (16) from head (10) .
14. Remove O-ring seal (17) from relief valve (16) .
15. Remove retainer (18) from relief valve (16) .
16. Remove spring (19) from head (10) .
17. Remove retainer (20) from head (10) .
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18. Remove spool (21) from head (10) .
19. Remove relief valves (22) from head (10) .
20. Remove O-ring seal (24) from relief valve (22) .
21. Remove backup ring (23) from relief valve (22) .
22. Put the swing pump in a press, as shown. Mark the position of adjustment screw (25) in the
pump housing. Loosen nut (26) . Install a large socket to the barrel assembly, as shown.
Compress the barrel assembly in order to allow the removal of adjustment screw (25) .
Remove the adjustment screw from the pump housing. Release the compression on the
barrel assembly.
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23. Carefully remove barrel assembly (27) from the pump housing.
Note: Mark the location of pistons (28) for assembly purposes.
24. Remove pistons (28) from retainer plate (29) .
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25. Remove ball joint (30) from barrel assembly (27) .
26. Remove spring assembly (31) and shim (32) from barrel assembly (27) .
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pressure.
27. Use Tooling (B) in order to remove retaining ring (33) from barrel assembly (27) .
pressure.
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28. Remove washers (34) and spring (35) from barrel assembly (27) .
29. Remove plug assembly (36) and joint pin (37) .
30. Remove swashplate assembly (38) .
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31. Remove slide (39) , two rods (40) , and two bearings (41) .
32. Remove two races (42) .
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33. Remove retaining ring (43) from housing (4) .
Note: Use Tooling (D) for removal of seal (44) .
34. Remove seal (44) from housing (4) .
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35. Remove retaining ring (45) from housing (4) .
36. Remove shaft assembly (46) and O-ring seal (47) from housing (4) .
37. Remove retaining ring (48) from shaft assembly (46) .
38. Remove bearing (49) from shaft assembly (46) .
39. Remove bolts (50) and cover (51) .
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Caterpillar Cat M315C WHEELED Excavator (Prefix H2B) Service Repair Manual (H2B00001 and up).pdf

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