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Caterpillar Cat M318C WHEELED Excavator (Prefix BCZ) Service Repair Manual (BCZ00001-02000)

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Caterpillar Cat M318C WHEELED Excavator (Prefix BCZ) Service Repair Manual (BCZ00001-02000)

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  1. Service Repair Manual Models M 318C WHEELEDExcavator

  2. w 1/12(W) Shutdown SIS Previous Screen Product: WHEELED EXCAVATOR Model: M318C WHEELED EXCAVATOR BCZ Configuration: M318C Excavator BCZ00001-02000 (MACHINE) POWERED BY 3056 Engine Disassembly and Assembly M318C Excavator Machine Systems Media Number -RENR6676-06 Publication Date -01/12/2006 Date Updated -05/12/2006 i03484340 Swing Drive - Assemble SMCS - 5459-016 Assembly Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 138-7575 Link Bracket 2 B 1P-0510 Driver Gp 1 C 1U-8759 Plier Tips 1 D 5P-4758 Retaining Ring Pliers 1 E 1P-1859 Retaining Ring Pliers 1 F 1P-1855 Retaining Ring Pliers 1 H 1P-1863 Retaining Ring Pliers 1 305-4538 Spanner Socket(1) 1 Insert(2) J 240-8274 1 174-9465 Spanner Socket(3) 1 K 1P-0520 Driver Gp 1 L 2S-3230 Bearing Lubricant 1 M 8T-5096 Dial Indicator Gp 1 N 7H-1680 Lubrication Hand Pump 1 (1)Used on the part number 152-7372 Swing Drive Gp https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  3. w 2/12(W) (2)Used on the part number 152-7372 Swing Drive Gp (3)Used on the part number 152-7375 Swing Drive Gp Note: Replace all O-ring seals and all gaskets. Apply a light film of "10W" oil to all components before assembly. 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. Illustration 1 g01027198 1. Lower the temperature of bearing cup (39). Use Tooling (K) to install bearing cup (39) in swing drive housing (33A). Illustration 2 g00906881 2. Lower the temperature of bearing cup (36). Use Tooling (K) to install bearing cup (36). 3. Use Tooling (B) to install lip seal (35). Install seal (34). Install tooling (L) to seal (34). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  4. w 3/12(W) Illustration 3 g01026650 4. Raise the temperature of bearing cone (37). Install washer (38) and bearing cone (37) on pinion (33). Illustration 4 g01027078 Illustration 5 g01026558 5. The following steps should be used on machines that are equipped with the part number 152 -7372 Swing Drive Gp. a. Apply 80 grams of Tooling (L) to the bearing cone on pinion (33). Install pinion (33) in swing drive housing (33A). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  5. w 4/12(W) b. Raise the temperature of bearing cone (32A). Install bearing cone (32A). c. Install nut (32). Use Tooling (J) in order to tighten nut (32) until a slight increase in rolling torque is obtained. Loosen nut (32) by approximately 60 degrees. Strike pinion (33) with a soft hammer in order to release the bearing preload. d. Determine the initial rolling torque of pinion (33). The specified rolling torque is 8 N·m (71 lb in) to 15 N·m (133 lb in). Record this value as Rolling Torque (Y). e. As you tighten nut (32) rotate swing drive housing (33A) in order to ensure that the bearings are seated properly. Use Tooling (J) in order to tighten nut (32) to a torque of 300 N·m (221 lb ft). Loosen nut (32) by 30 degrees to 60 degrees. f. Install ring (31). g. Install nut (30). Use Tooling (J) in order to tighten nut (30) to a torque of 1000 ± 100 N·m (738 ± 74 lb ft). h. Determine the rolling torque of pinion (33). The specified rolling torque is Rolling Torque (Y) plus 3 N·m (27 lb in) to 9 N·m (80 lb in). 6. The following steps should be used on machines that are equipped with the part number 152 -7375 Swing Drive Gp. a. Apply 80 grams of Tooling (L) to the bearing cone on pinion (33). Install pinion (33) in swing drive housing (33A). b. Raise the temperature of bearing cone (32A). Install bearing cone (32A). c. Install nut (32). Use Tooling (J) in order to tighten nut (32) until a slight increase in rolling torque is obtained. Loosen nut (32) by approximately 60 degrees. Strike pinion (33) with a soft hammer in order to release the bearing preload. d. Determine the initial rolling torque of pinion (33). The specified rolling torque is 6 N·m (53 lb in) to 8 N·m (71 lb in). Record this value as Rolling Torque (Y). e. As you tighten nut (32) rotate swing drive housing (33A) in order to ensure that the bearings are seated properly. Use Tooling (J) in order to tighten nut (32) to a torque of 250 ± 50 N·m (184 ± 37 lb ft). Loosen nut (32) by 15 degrees to 30 degrees. f. Install ring (31). g. Install nut (30). Use Tooling (J) in order to tighten nut (30) to a torque of 700 ± 50 N·m (516 ± 37 lb ft). h. Determine the rolling torque of pinion (33). The specified rolling torque is Rolling Torque (Y) plus 2 N·m (18 lb in) to 5 N·m (44 lb in). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  6. w 5/12(W) Illustration 6 g00907108 Illustration 7 g00907110 Illustration 8 g01027098 7. Install carrier (27A). 8. Install shim (28). Use Tooling (H) to install retaining ring (27). 9. Raise temperature of bearing race (29). Install bearing race (29) and needle bearings (26). 10. Apply Tooling (L) to the rollers. Install the rollers on bearing race (29). Install gears (25) over bearing race (29) and the rollers. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  7. w 6/12(W) 11. Install retaining ring (23) and bearing (24). Illustration 9 g00906330 12. Install washers (22) and sun gear (21) onto top carrier (11). Illustration 10 g00906329 13. Use Tooling (E) to install retaining ring (20) onto top carrier (11). Illustration 11 g00906327 14. Install needle bearings (16), washers (17) and (18), gears (15), and pins (19). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  8. w 7/12(W) Illustration 12 g00906325 15. Use Tooling (F) to install retaining ring (14). Install bearing (13). Illustration 13 g00906324 16. Install top carrier (11) and shaft (10) in shaft drive (12). Illustration 14 g00906322 17. Install seals (9) in the swing brake assembly. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  9. w 8/12(W) Illustration 15 g00909400 18. Use Tooling (B) to install piston (8) in swing brake assembly (2). Illustration 16 g00906319 19. If equipped, install ring (7). Illustration 17 g00909004 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  10. w 9/12(W) 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. 20. Install spring (6A) and the shim. 21. Use Tooling (K) and a suitable press in order to compress spring (6A). Use Tooling (D) in order to install retaining ring (6). Rotate the opening in retaining ring (6) by approximately 180 degrees from the notch in swing brake assembly (2). Illustration 18 g00906314 22. Install discs and plates (5) into swing brake assembly (2). Illustration 19 g00906313 23. Install plate (4). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  11. w 10/12(W) Illustration 20 g00906311 Illustration 21 g00909003 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. 24. Use Tooling (B) and a suitable press in order to compress the spring. Use Tooling (C) to install retaining ring (3). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  12. w 11/12(W) Illustration 22 g01822733 25. Position Tooling (M) in order to measure the travel of piston (8). Connect Tooling (N) to Port (P). Use Tooling (N) in order to apply 3000 kPa (435 psi) at Port (P). Record the measured travel of piston (8) as Dimension (X). a. The recorded Dimension (X) should be 1.2 mm (0.05 inch) to 1.4 mm (0.06 inch) on machines that are equipped with the part number 152-7372 Swing Drive Gp. b. The recorded Dimension (X) should be 1.1 mm (0.04 inch) to 1.3 mm (0.05 inch) on machines that are equipped with the part number 152-7375 Swing Drive Gp. Note: Outer plate (5) is available in different thicknesses. Use the correct thickness of plate (5) in order to obtain the correct Dimension (X). Illustration 23 g01027113 26. Install Tooling (A) and a suitable lifting device to swing brake assembly (2). The weight of swing brake assembly (2) is approximately 75 kg (165 lb). 27. Position swing brake assembly (2) in swing brake housing (2A). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  13. w 12/12(W) 28. Install bolts (1). End By: a. Install the swing drive. Refer to Disassembly and Assembly, "Swing Drive - Install". Copyright 1993 - 2020 Caterpillar Inc. Sat Apr 4 10:30:46 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/siswe... 2020/4/4

  14. w 1/2(W) Shutdown SIS Previous Screen Product: WHEELED EXCAVATOR Model: M318C WHEELED EXCAVATOR BCZ Configuration: M318C Excavator BCZ00001-02000 (MACHINE) POWERED BY 3056 Engine Disassembly and Assembly M318C Excavator Machine Systems Media Number -RENR6676-06 Publication Date -01/12/2006 Date Updated -05/12/2006 i01808092 Swing Drive - Install SMCS - 5459-012 Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty B 138-7575 Link Bracket 2 Illustration 1 g00924415 1. Attach Tooling (B) and a suitable lifting device to swing drive (5) . 2. Position swing drive (5). The weight of the swing drive is approximately 75 kg (165 lb). 3. Install bolts (4) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  15. w 2/2(W) 4. Connect hose assembly (3) . Illustration 2 g00924414 5. Connect hose assemblies (2) . Illustration 3 g00924412 6. Connect hose assemblies (1) . End By: Install the swing motor. Refer to Disassembly and Assembly, "Swing Motor - Install". Copyright 1993 - 2020 Caterpillar Inc. Sat Apr 4 10:31:49 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/siswe... 2020/4/4

  16. w 1/6(W) Shutdown SIS Previous Screen Product: WHEELED EXCAVATOR Model: M318C WHEELED EXCAVATOR BCZ Configuration: M318C Excavator BCZ00001-02000 (MACHINE) POWERED BY 3056 Engine Disassembly and Assembly M318C Excavator Machine Systems Media Number -RENR6676-06 Publication Date -01/12/2006 Date Updated -05/12/2006 i01836133 Upper Frame and Undercarriage Frame - Separate SMCS - 4150-076; 7051-076 Separation Procedure Table 1 Required Tools Tool Part Number Part Description Qty 3S-6224 Electric Hydraulic Pump Gp 1 8S-7650 Cylinder As 1 4C-6486 Stand 1 A 8S-7615 Pin 2 8S-7641 Tube 1 8S-7625 Collar 1 8S-8048 Saddle 1 3S-6224 Electric Hydraulic Pump Gp 1 8S-7650 Cylinder As 2 4C-6486 Stand 2 B 8S-7615 Pin 4 8S-7641 Tube 2 8S-7625 Collar 2 9U-6727 Hydraulic Jack Hose Gp 1 C FT-2447 Link 1 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  17. w 2/6(W) 4C-6486 Stand 2 D 8S-7615 Pin 2 8S-7641 Tube 2 F Guide Bolt (M20 X 2.5 X 200mm) 4 Start By: A. Remove the bucket. Refer to Disassembly and Assembly, "Bucket - 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. 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. 1. Position the machine on a hard level surface. Position the upper structure 90 degrees to the undercarriage. Illustration 1 g00937868 2. Fully extend the fore boom cylinder. Fully extend the stick cylinder. Center Tooling (A) under the stick. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  18. w 3/6(W) 3. Release the hydraulic system pressure. Refer to Disassembly and Assembly, "Hydraulic System Presure - Release". 4. Drain the hydraulic oil tank. The hydraulic oil tank contains approximately 170 L (44.9 US gal). Illustration 2 g00937869 5. Position Tooling (B) under the counterweight. Illustration 3 g00937872 6. Raise Tooling (A) until Tooling (A) comes in contact with the stick. Raise Tooling (B) in order to contact the counterweight. Place wood blocks around the tires. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  19. w 4/6(W) Illustration 4 g00937874 7. Remove the right hand boom cylinder from the machine. Refer to Disassembly and Assembly, "Boom Cylinder - Remove and Install". 8. Install Tooling (C) . 9. Use five bolts in order to hold Tooling (C) together. Illustration 5 g00937876 10. Disconnect hose assemblies (4) from connector (3) . 11. Disconnect hose assemblies (6) from rotor (5) . 12. Disconnect harness assembly (1) . 13. Remove bolts (2) . 14. Attach a suitable lifting device to swivel group (12). The weight of the swivel group is approximately 84 kg (185 lb). 15. Raise swivel group (12) 305 mm (12 inch) above the main frame. Secure the swivel group in the raised position. Remove the hoist from the swivel group. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  20. w 5/6(W) Illustration 6 g00937877 16. Place alignment marks on the upper structure and the undercarriage for installation purposes. 17. Disconnect tube assembly (7) from the swing gear and bearing (9) . 18. Remove four bolts (8). The bolts need to be removed 90 degrees from each other. 19. Install Tooling (F) . 20. Remove the remaining bolts (8) . Illustration 7 g00937878 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  21. w 6/6(W) Illustration 8 g00937879 Note: It is important to keep the upper structure level when the upper structure is being separated. 21. Use Tooling (A) and Tooling (B) in order to raise upper structure (10) from undercarriage (11). Adjust Tooling (A) and Tooling (B) in order to obtain the clearance. Remove undercarriage (11). The weight of the upper structure is approximately 8740 kg (19,270 lb). 22. Install Tooling (D) under the counterweight for additional support. Illustration 9 g00937880 23. Attach a suitable device in order to pull undercarriage (11). Remove the wood blocks from the tires. Pull undercarriage (11) with a lift truck. The weight of the undercarriage is approximately 6000 kg (13,230 lb). Copyright 1993 - 2020 Caterpillar Inc. Sat Apr 4 10:32:52 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/siswe... 2020/4/4

  22. w 1/5(W) Shutdown SIS Previous Screen Product: WHEELED EXCAVATOR Model: M318C WHEELED EXCAVATOR BCZ Configuration: M318C Excavator BCZ00001-02000 (MACHINE) POWERED BY 3056 Engine Disassembly and Assembly M318C Excavator Machine Systems Media Number -RENR6676-06 Publication Date -01/12/2006 Date Updated -05/12/2006 i01836134 Upper Frame and Undercarriage Frame - Connect SMCS - 4150-077; 7051-077 Connection Procedure Table 1 Required Tools Tool Part Number Part Description Qty 3S-6224 Electric Hydraulic Pump Gp 1 8S-7650 Cylinder As 1 4C-6486 Stand 1 A 8S-7615 Pin 2 8S-7641 Tube 1 8S-7625 Collar 1 8S-8048 Saddle 1 3S-6224 Electric Hydraulic Pump Gp 1 8S-7650 Cylinder As 2 4C-6486 Stand 2 B 8S-7615 Pin 4 8S-7641 Tube 2 8S-7625 Collar 2 9U-6727 Hydraulic Jack Hose Gp 1 C FT-2447 Link 1 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  23. w 2/5(W) 4C-6486 Stand 2 D 8S-7615 Pin 2 8S-7641 Tube 2 F Guide Bolt ( M20 X 2.5 X 200mm) 4 4C-9564 Wrench 1 6V-3146 Extension 1 G 6V-4170 Adapter 1 9S-7351 Torque Wrench 1 H 4C-5593 Anti-Seize Compound 1 J 1U-8846 Gasket Sealant 1 1. Install Tooling (F) . 2. Apply Tooling (H) to bolts (14) . 3. Apply Tooling (J) on the mating surfaces of the upper structure and the undercarriage. 4. Position undercarriage (11) . 5. Place wood blocks around the tires. 6. Align the alignment marks on the upper structure and the undercarriage frame. Illustration 1 g00937878 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  24. w 3/5(W) Illustration 2 g00937879 Note: It is important to keep the upper structure level when the upper structure is being connected. 7. Remove Tooling (D) . 8. Use Tooling (A) and Tooling (B) in order to lower upper structure (10) onto undercarriage (11). The weight of the upper structure is approximately 8740 kg (19,270 lb). Illustration 3 g00937877 9. Use Tooling (G) in order to install bolts (8). Tighten bolts (8) to a torque of 649 N·m (479 lb ft). 10. Remove Tooling (F) . 11. Install the remaining bolts (8) . 12. Connect tube assembly (7) onto the swing gear and bearing (9) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  25. w 4/5(W) Illustration 4 g00937876 13. Attach a suitable lifting device to swivel group (12). The weight of the swivel group is approximately 84 kg (185 lb). 14. Position swivel group (12) . 15. Install bolts (2) . 16. Connect harness assembly (1) . 17. Connect hose assemblies (6) onto rotor (5) . 18. Connect hose assemblies (4) onto connector (3) . Illustration 5 g00937874 19. Remove Tooling (C) . 20. Install the right hand boom cylinder from the machine. Refer to Disassembly and Assembly, "Boom Cylinder - Remove and Install". https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

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  27. w 5/5(W) Illustration 6 g00937872 21. Remove Tooling (A) and Tooling (B) . 22. Fill the hydraulic oil tank. The hydraulic oil tank contains approximately 170 L (44.9 US gal). End By: Install the bucket. Refer to Disassembly and Assembly, "Bucket - Install". Copyright 1993 - 2020 Caterpillar Inc. Sat Apr 4 10:33:54 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/siswe... 2020/4/4

  28. w 1/8(W) Shutdown SIS Previous Screen Product: WHEELED EXCAVATOR Model: M318C WHEELED EXCAVATOR BCZ Configuration: M318C Excavator BCZ00001-02000 (MACHINE) POWERED BY 3056 Engine Disassembly and Assembly M318C Excavator Machine Systems Media Number -RENR6676-06 Publication Date -01/12/2006 Date Updated -05/12/2006 i01832450 Hydraulic Tank and Filter - Remove SMCS - 5056-011; 5068-011 Removal Procedure Table 1 Required Tools Tool Part Number Part Description Qty A 4C-8358 Eyebolt 1 B 138-7573 Link Bracket 1 6V-9510 Face Seal Plug 3 6V-9831 Cap As 3 6V-9511 Face Seal Plug 4 6V-9832 Cap As 4 6V-9512 Face Seal Plug 3 ZZ 6V-9833 Cap As 3 6V-9509 Face Seal Plug 1 6V-9830 Cap As 1 6V-9508 Face Seal Plug 1 6V-9829 Cap As 1 Start By: A. Remove the muffler. Refer to Disassembly and Assembly, "Muffler - Remove and Install". https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

  29. w 2/8(W) 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. 1. Drain the hydraulic tank. The hydraulic tank contains approximately 170 L (50 US gal) of hydraulic oil. Illustration 1 g00936049 2. Remove bolts (1) from panel (2) . Illustration 2 g00936051 3. Remove bolts (3) . 4. Remove panel (2) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisweb/siswe... 2020/4/4

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