Caterpillar Cat M325C MH WHEELED EXCAVATOR (Prefix PAN) Service Repair Manual Instant Download
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Service Repair Manual Models M 325C M H WHEELED EXCAVATOR
w 1/9(W) Shutdown SIS Previous Screen Product: WHEELED EXCAVATOR Model: M325C MH WHEELED EXCAVATOR PAN Configuration: M325C Material Handler PAN00001-UP (MACHINE) POWERED BY 3126B Engine Disassembly and Assembly M325C Material Handler Machine Systems Media Number -RENR7163-01 Publication Date -01/10/2007 Date Updated -24/10/2007 i02229835 Swing Drive - Disassemble SMCS - 5459-015 Disassembly Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 138-7573 Link Bracket 2 B 5P-5197 Retaining Ring Pliers 1 C 1P-0510 Driver Gp 1 D 1U-6213 Sleeve 1 E 138-7574 Link Bracket 2 Start By: A. Remove the swing drive. Refer to Disassembly and Assembly, "Swing Drive - Remove". 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. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 2/9(W) Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" 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 g01124881 1. Position swing drive (3) on suitable blocking. The weight of swing drive (3) is approximately 310 kg (683 lb). 2. Remove bolts (1) from cover (2) . 3. Attach Tooling (A) to cover (2) . Illustration 2 g01125185 4. Use Tooling (A) and a suitable lifting device to remove cover (2) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
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w 3/9(W) Illustration 3 g01125227 5. Use a suitable lifting device or two people to remove carrier assembly (4). The weight of carrier assembly (4) is approximately 23 kg (50 lb). Illustration 4 g01125347 Illustration 5 g01125464 6. Remove sun gear (5) from carrier assembly (4) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 4/9(W) 7. Drive pin (7) into shaft (6) . 8. Remove shaft (6), thrust washers (10), and gear (8) . 9. Remove bearing (9) from gear (8) . 10. Remove pin (7) from shaft (6) . 11. Repeat Steps 6 through 10 in order to remove the other three planetary gears from carrier assembly (4) . Illustration 6 g01125481 12. Remove retaining ring (11). Remove gear (12) . Illustration 7 g01125491 13. Remove retaining ring (13) from gear (12) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 5/9(W) Illustration 8 g01125545 14. Remove retaining ring (16) . 15. Remove spacer (15) from carrier assembly (14) . Illustration 9 g01125623 16. Attach a suitable lifting device to carrier assembly (14). The weight of carrier assembly (14) is approximately 39 kg (86 lb). Remove carrier assembly (14) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 6/9(W) Illustration 10 g01125625 Illustration 11 g01125627 17. Drive pin (17) into shaft (18) . 18. Remove shaft (18), thrust washers (21), and gear (19) from carrier assembly (14) . 19. Remove bearings (20) from gear (19) . 20. Remove pin (17) from shaft (18) . 21. Repeat Steps 17 through 20 in order to remove the remaining planetary gears from carrier assembly (14) . Illustration 12 g01125682 22. Use two people or a suitable lifting device to remove ring gear (22). The weight of ring gear (22) is approximately 47 kg (102 lb). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 7/9(W) Illustration 13 g01125766 23. Use Tooling (B) to remove retaining ring (23) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 8/9(W) Illustration 14 g01125777 Note: Position suitable cribbing below the press in order to avoid damage to pinion shaft (24) when pinion shaft (24) is released from the bearing. The weight of pinion shaft (24) is approximately 50 kg (110 lb). 24. Position Tooling (D) on a suitable press. 25. Use Tooling (E) and a suitable lifting device to position swing drive housing (25) on Tooling (D). The combined weight of swing drive housing (25), the pinion shaft, and the bearing cage is approximately 151 kg (333 lb). 26. Use Tooling (D) and the suitable press to remove pinion shaft (24) (not shown). 27. Remove swing drive housing (25) from the press. The weight of swing drive housing (25) is approximately 95 kg (209 lb). Illustration 15 g01126085 28. Remove bolts (26) from swing drive housing (25). Remove bearing cage (27) from swing drive housing (25) . Illustration 16 g01126093 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 9/9(W) 29. Remove lip type seals (28) and O-ring seal (29) from bearing cage (27) . Illustration 17 g01126097 30. Use Tooling (E) and a suitable lifting device to position swing drive housing (25) in a suitable press. The weight of swing drive housing (25) is approximately 84 kg (185 lb). 31. Use Tooling (C) and the suitable press to remove bearing (30), spacer (31), and bearing (32) . Copyright 1993 - 2020 Caterpillar Inc. Mon May 18 21:43:29 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 1/10(W) Shutdown SIS Previous Screen Product: WHEELED EXCAVATOR Model: M325C MH WHEELED EXCAVATOR PAN Configuration: M325C Material Handler PAN00001-UP (MACHINE) POWERED BY 3126B Engine Disassembly and Assembly M325C Material Handler Machine Systems Media Number -RENR7163-01 Publication Date -01/10/2007 Date Updated -24/10/2007 i02233131 Swing Drive - Assemble SMCS - 5459-016 Assembly Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 138-7573 Link Bracket 2 B 5P-5197 Pliers 1 E 138-7574 Link Bracket 2 F 138-7575 Link Bracket 3 G 5P-3931 Anti-Seize Compound 1 H 1U-8846 Gasket Sealant 1 J 9S-3263 Thread Lock Compound 1 K 1P-0520 Driver Gp 1 Note: Cleanliness is an important factor. Before assembly, all parts should be thoroughly cleaned in cleaning fluid. Allow the parts to air dry. Wiping cloths or rags should not be used to dry parts. Lint may be deposited on the parts which may cause later trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 2/10(W) Illustration 1 g01126093 1. Use Tooling (K) to install lip seals (28) and O-ring seal (29) in bearing cage (27) . Illustration 2 g01126367 Note: Lubricate the seals and the seal surface of the shaft with the lubricant that is being sealed prior to installation of bearing cage (27) . 2. Install bearing cage (27) on pinion shaft (24) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 3/10(W) Illustration 3 g01126373 3. Raise the temperature of bearing (30). Install bearing (30) on pinion shaft (24) . 4. Install spacer (31) . Illustration 4 g01126447 5. Raise the temperature of bearing (32). Install bearing (32) on pinion shaft (24) . Illustration 5 g01126490 6. Use Tooling (B ) to install retaining ring (23) on pinion shaft (24) and against bearing (32) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 4/10(W) Illustration 6 g01126507 Note: Ensure that bearings (30) and (32) are aligned while pinion shaft (24) is positioned. 7. Apply Tooling (G) to the inside diameter of swing drive housing (25) . 8. Attach Tooling (F) and a suitable lifting device to pinion shaft (24) . 9. Lower the temperature of pinion shaft (24) . 10. Install pinion shaft (24) in swing drive housing (25). The weight of pinion shaft (24) is approximately 50 kg (110 lb). 11. Remove Tooling (F) and the lifting device from pinion shaft (24). Attach Tooling (E) and a suitable lifting device to swing drive housing (25). The combined weight of swing drive housing (25), pinion shaft (24), and bearing cage (27) is approximately 151 kg (333 lb). 12. Lift the swing drive vertically. Use a hammer and a drift to align bearing (30) in the lower bore of swing drive housing (25). When the bearing is properly aligned in the bore, pinion shaft (24) will drop into the proper position within swing drive housing (25) . Illustration 7 g01126601 13. ApplyTooling (H) on the threads of bolts (26) . 14. Install bolts (26) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 5/10(W) Illustration 8 g01125682 15. Use two people or a suitable lifting device to install ring gear (22). The weight of ring gear (22) is approximately 46 kg (102 lb). Illustration 9 g01125627 Illustration 10 g01125625 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 6/10(W) 16. Install bearings (20) in gear (19) . 17. Position thrust washers (21) on each side of gear (19). Install gear (19) in carrier assembly (14). Install shaft (18) in carrier assembly (14) and through gear (19). Make sure that the pin hole in shaft (18) is aligned with the pin hole in the carrier. 18. Install pin (17) in carrier assembly (14) and into shaft (18). Install pin (17) until pin (17) is even with the outside surface of carrier assembly (14). Orient the split in the pin horizontally to the carrier assembly. Align the split in the pin to the left or to the right. Illustration 11 g00513451 19. Make a stake mark on each side of the hole for pin (17). This will prevent pin (17) from falling out of the pin hole. Each stake mark should be approximately 1.5 mm (0.06 inch) from the outside diameter of the pin hole. 20. Repeat Steps 16 through 19 in order to install the remaining three gears (19) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 7/10(W) Illustration 12 g01125623 21. Use a suitable lifting device to install carrier assembly (14) in ring gear (22). The weight of carrier assembly (14) is approximately 39 kg (86 lb). Illustration 13 g01125545 22. Install retaining ring (16) in carrier assembly (14) . 23. Install spacer (15) . Illustration 14 g01125491 24. Install retaining ring (13) in gear (12) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 8/10(W) Illustration 15 g01125481 25. Install gear (12). Install retaining ring (11) . Illustration 16 g01125464 Illustration 17 g01125347 26. Install bearing (9) in gear (8) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 9/10(W) 27. Position thrust washers (10) on each side of gear (8). Install gear (8) and thrust washers (10) in carrier assembly (4). Install shaft (6) in carrier assembly (4) and through gear (8). Make sure that the pin hole in shaft (6) is aligned with the pin hole in carrier assembly (4) . 28. Install pin (7) in carrier assembly (4) and into shaft (6). Install pin (7) until pin (7) is even with the outside surface of carrier assembly (4). Orient the split in pin (7) horizontally to carrier assembly (4). Align the split in pin (7) to the left or to the right. Illustration 18 g00513451 29. Make a stake mark on each side of the pin hole in carrier assembly (4). This will prevent spring (7) from falling out of the pin hole. Each stake mark should be approximately 1.5 mm (0.06 inch) from the outside diameter of the pin hole. 30. Repeat Steps 24 through 29 in order to install the remaining three planetary gears in the carrier assembly. 31. Install sun gear (5) in carrier assembly (4) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 10/10(W) Illustration 19 g01125227 32. Use a suitable lifting device or two people to install carrier assembly (4). The weight of carrier assembly (4) is approximately 23 kg (50 lb). Illustration 20 g01125185 33. Apply Tooling (H) on the flange surfaces of the ring gear and cover (2) . 34. Use Tooling (A) and a suitable lifting device to position cover (2) on the swing drive. Illustration 21 g01126965 35. Apply Tooling (J) on the thread of bolts (1). Install bolts (1). Tighten bolts (1) to a torque of 270 40 N m (200 30 lb ft). End By: Install the swing drive. Refer to Disassembly and Assembly, "Swing Drive - Install". Copyright 1993 - 2020 Caterpillar Inc. Mon May 18 21:44:34 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 1/2(W) Shutdown SIS Previous Screen Product: WHEELED EXCAVATOR Model: M325C MH WHEELED EXCAVATOR PAN Configuration: M325C Material Handler PAN00001-UP (MACHINE) POWERED BY 3126B Engine Disassembly and Assembly M325C Material Handler Machine Systems Media Number -RENR7163-01 Publication Date -01/10/2007 Date Updated -24/10/2007 i02229749 Swing Drive - Install SMCS - 5459-012 Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty 132-8223 Hydraulic Pump and Motor Gp 1 A 1U-6221 Hydraulic Torque Wrench Gp 1 132-8143 Wrench Link 1 B 138-7573 Link Bracket 2 D 5P-3931 Anti-Seize Compound 1 E 1U-8846 Gasket Sealant 1 F 9S-3263 Thread Lock Compound 1 1. Apply Tooling (D) on the locating pin in the main frame. Also, apply Tooling (D) in the pin bore in the main frame. 2. Apply Tooling (E) on the mating surface of the main frame and the swing drive housing. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 2/2(W) Illustration 1 g00900976 Illustration 2 g00518158 3. Attach Tooling (B) and a suitable lifting device to swing drive (2). The weight of swing drive (2) is approximately 310 kg (683 lb). Use Tooling (B) and the suitable lifting device to position swing drive (2) on the machine. 4. Apply Tooling (F) on the threads of bolts (1). Install bolts (1). Tighten bolts (1) with Tooling (A) . 5. Fill swing drive (2) with oil. Refer to Operation and Maintenance Manual, "Swing Drive Oil - Check". End By: Install the swing motor. Refer to Disassembly and Assembly, "Swing Motor - Install". Copyright 1993 - 2020 Caterpillar Inc. Mon May 18 21:45:30 UTC+0800 2020 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 1/6(W) Shutdown SIS Previous Screen Product: WHEELED EXCAVATOR Model: M325C MH WHEELED EXCAVATOR PAN Configuration: M325C Material Handler PAN00001-UP (MACHINE) POWERED BY 3126B Engine Disassembly and Assembly M325C Material Handler Machine Systems Media Number -RENR7163-01 Publication Date -01/10/2007 Date Updated -24/10/2007 i02291905 Upper Frame and Undercarriage Frame - Separate SMCS - 4150-076; 7051-076 Separation Procedure Table 1 Required Tools Tool Part Number Part Description Qty 8S-7641 Tube 2 8S-8048 Saddle 2 8S-7615 Pin 4 A 8S-7625 Collar 2 4C-6486 Stand 2 8S-7650 Cylinder As 2 4C-5809 Electric Hydraulic Pump Gp 1 B FT-3013 Link Assembly 1 C FT-2765 Support Beam As 1 D 8S-7641 Tube 2 8S-8048 Saddle 2 8S-7615 Pin 4 4C-5809 Electric Hydraulic Pump Gp 1 8S-7625 Collar 2 4C-6486 Stand 2 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 2/6(W) 8S-7650 Cylinder As 2 132-8112 Torque Wrench Gp 1 E 132-8223 Hydraulic Pump and Motor Gp 1 Start By: A. Remove the stick. Refer to Disassembly and Assembly, "Stick - Remove". Note: Put identification marks on all hose assemblies and on all tube assemblies for installation purposes. 1. Park the machine on level ground. Turn the upper frame to a 90 degree angle from the undercarriage. 2. Remove the front drive shaft and the rear drive shaft. Refer to Disassembly and Assembly, "Drive Shaft - Remove and Install". Illustration 1 g01147594 3. Use the hydraulics of the machine to retract cylinders (1). Use a suitable lifting device to reposition stick cylinder pin (4) in boom (2). The weight of stick cylinder pin (4) is approximately 54 kg (120 lb). Install plates (3) . 4. Remove the swivel. Refer to Disassembly and Assembly, "Swivel - Remove". https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
w 3/6(W) Illustration 2 g01147596 5. Position Tooling (A) below stick cylinder pin (4) . 6. Remove the left side boom cylinder. Refer to Disassembly and Assembly, "Boom Cylinder - Remove and Install". Illustration 3 g01147597 7. Use a suitable lifting device to position Tooling (B). The weight of Tooling (B) is approximately 227 kg (500 lb). Install pin (5). Reposition pin (7) and install plate (6) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
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w 4/6(W) Illustration 4 g01147599 8. Use a suitable lifting device to position Tooling (C) onto Tooling (D). The weight of Tooling (C) is approximately 227 kg (500 lb). Illustration 5 g01147598 9. Position Tooling (C) and Tooling (D) beneath counterweight (8) in order to support counterweight (8) during the separation procedure. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/sisw... 2020/5/18
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