Caterpillar Cat 314E LCR Excavator (Prefix ZJT) Service Repair Manual Instant Download

Service Repair Manual Models 314E LCR Excavator

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SEBP... 1/26 Shutdown SIS Previous Screen Product: EXCAVATOR Model: 314E LCR EXCAVATOR ZJT Configuration: 314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine Disassembly and Assembly 314E Excavator Machine Systems Media Number -KENR9852-02 Publication Date -01/11/2013 Date Updated -12/11/2013 i05200463 Final Drive and Travel Motor - Assemble SMCS - 4050-016; 4351-016 Specification https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SEBP... 2/26 Illustration 1 g02791698 Table 1 Specifications for 357-1821 Piston Motor Gp Item Qty Part Specification Description Lightly lubricate the sliding surfaces with clean hydraulic oil. 094-1882 Plug Apply, Loctite high flex GM to the threads. Torque to 13 2 N m (115 18 lb in). 1 7 7Y-4224 Orifice 2 1 Torque to 13 2 N m (115 18 lb in). Torque to 294 20 N m (217 15 lb ft). If bolts cannot be assembled, loosen the relief valve group and then tighten the relief valve group to 177 18 N m (130 13 lb ft). 8T-4944 Bolt 3 9 Illustration 2 g02791876 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

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314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SEBP... 3/26 Table 2 Item Qty Part Specification Description 4 2 7Y-4224 Orifice Torque to 13 2 N m (115 18 lb in) 5 1 094-1882 Plug Torque to 13 2 N m (115 18 lb in) 6 1 087-4786 Adapter Torque to 78 8 N m (58 6 lb ft) 7 1 9S-8006 O-Ring Plug Torque to 78 8 N m (58 6 lb ft) 8 1 165-5850 Spring Free length is 50.7 mm (2.00 inch) 9 2 304-3961 Relief Valve Gp Torque to 177 18 N m (130 13 lb ft) 10 1 4T-1860 Shuttle Valve Gp Torque to 32 3 N m (283 27 lb in) 11 8 8T-9515 Bolt Torque to 60 5 N m (44 4 lb ft) Length under test force is 37 mm (1.5 inch). Test force is 214.7 21.5 N (48.3 4.8 lb) Free length after test is 49.1 mm (1.93 inch) 12 2 199-5152 Spring 13 1 087-5631 Orifice Torque to 13 2 N m (115 18 lb in) 14 3 9S-8004 O-Ring Plug Torque to 31 3 N m (274 27 lb in) Length under test force is 19 mm (0.74803 inch). Test force is 2.50 0.29 N (0.56 0.07 lb) Free length after test is 20 mm (0.8 inch) 15 2 119-5362 Spring 16 2 119-5364 Plug Torque to 78 8 N m (58 6 lb ft) Assembly Procedure Table 3 Required Tools Tool Part Number Part Description Qty A 138-7573 Link Bracket 3 B 1P-2420 Transmission Repair Stand 1 E 1P-0510 Driver Gp 1 F 8H-0663 Bearing Puller Gp 1 G 1P-1863 Retaining Ring Pliers 1 H 9U-7346 Spanner Wrench As 1 Mounting Adapter Gp(1) K 1U-7558 1 L - Loctite 271 - M - Loctite High Flex GM - N 169-0503 Installation Kit 1 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SEBP... 4/26 P 1U-6434 Duo-Cone Seal Installer As 1 Q 4C-3761 C-Clamp 2 R FT-2766 Rolling Torque Bar 1 S - Loctite 272 - (1)The bent plates for the mounting adapter may be modified so that the mounting adapter can be assembled to the housing. Assembly Procedure for the Travel Motor Illustration 3 g01407166 1. Use Tooling (E) to install lip seal (91) into the body assembly. Illustration 4 g01407561 2. Use Tooling (E), Tooling (F), and a suitable press to install bearing assembly (90) onto shaft assembly (88). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SEBP... 5/26 Illustration 5 g01407144 3. Use Tooling (G) to install retaining ring (89) on shaft assembly (88). Illustration 6 g01407580 4. Use a suitable soft faced hammer to install shaft assembly (88) into body assembly (84). Illustration 7 g01407608 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SEBP... 6/26 5. Use two persons to position body assembly (84) and the shaft assembly onto Tooling (B). The total weight of body assembly (84) is approximately 42 kg (93 lb). 6. Use Tooling (N) to clean Duo-cone seal (85) before installation. Use Tooling (P) to install Duo -cone seal (85) onto body assembly (84). Refer to Disassembly and Assembly, "Duo-Cone Conventional Seals - Install". Illustration 8 g01407089 7. Lower the temperature of both bearing cups (87) in order to install both bearing cups (87) into housing (83). Illustration 9 g01407681 8. Use a suitable brass punch in order to install both bearings (86) in the housing assembly. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SEBP... 7/26 Illustration 10 g01407698 9. Use Tooling (N) to clean Duo-cone seal (85) before installation. Apply a thin coat of clean oil onto the mating surface of the metal seal. Refer to Disassembly and Assembly, "Duo-Cone Conventional Seals - Install". 10. Use Tooling (P) to install Duo-cone seal (85) on housing (83). Illustration 11 g01406906 Note: Do not damage the Duo-Cone seals during the assembly of the ring gear and the motor housing. After the assembly of the ring gear on the motor housing, there will be a small gap between the components. The gap is caused by the Duo-Cone seals. The gap will be eliminated in a future step. 11. Use a suitable lifting device to position body assembly (84) onto Tooling (B). The weight of body assembly (84) is approximately 35 kg (77 lb). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SEBP... 8/26 12. Use Tooling (A) and a suitable lifting device to position housing assembly (83) onto body assembly (84). Illustration 12 g01408205 13. Use Tooling (Q) to secure body assembly (84) to housing assembly (83). Illustration 13 g01406886 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SEBP... 9/26 Illustration 14 g01406885 Note: During the following Step, use of Tooling (H) may cause the components and Tooling (B) to rotate. Use Tooling (K) to prevent Tooling (B) and the components that are mounted on Tooling (B) from rotating. 14. Install nut (82). Use Tooling (H) to tighten nut (82) to a torque of 10 N m (89 lb in). 15. Remove Tooling (Q). 16. Loosen nut (82) by 1/4 turn. Illustration 15 g01407681 17. Rotate housing assembly (83) at least four times in order to preload bearings (86). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 10/26 Illustration 16 g01408683 18. Use Tooling (R) and a suitable torque wrench to measure the rotating torque of housing assembly (83). 19. Tighten nut (82) to achieve an additional rolling torque of 21 N m (16 lb ft) to the torque value that was taken in Step 18. Tighten nut (82) to this new torque value. Illustration 17 g01406882 20. Apply Tooling (L) to the threads of bolt (80). Install plate (81) and bolt (80). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 11/26 Illustration 18 g01406875 Illustration 19 g01406853 21. Install thrust washer (79), race (78), bearing (77), and planetary gear (76) onto the body. Illustration 20 g01406850 22. Install retaining gear (75) onto sun gear (72). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 12/26 Illustration 21 g01406822 23. Install sun gear (72). 24. Apply Tooling (L) to the threads of bolts (73). 25. Install plate (74) and bolts (73). Tighten bolts (73) to a torque of 70 15 N m (52 11 lb ft). Illustration 22 g01406789 26. Install bearing (71) and planetary gear (70) onto the shaft of carrier (69). Repeat for the remaining bearings (71) and for the remaining planetary gears (70). Illustration 23 g01406400 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 13/26 27. Use Tooling (A) and a suitable lifting device to install carrier assembly (69), planetary gear assembly (70), and bearing assembly (71) as a unit. Illustration 24 g01406397 28. Install sun gear (68). Illustration 25 g01406386 29. Install plate (67). Apply Tooling (L) to the threads of bolts (66). Install bolts (66). Tighten bolts (66) to a torque of 70 15 N m (52 11 lb ft). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 14/26 Illustration 26 g01406376 30. Thoroughly clean the machined surface of the final drive and cover (64). Apply Tooling (M) onto the machined surface of cover (64). Install cover (64). 31. Apply Tooling (L) to the threads of bolts (65). Install bolts (65). Tighten bolts (65) to a torque of 30 7 N m (22 5 lb ft). 32. Check the O-rings of plugs (63). Replace the O-rings, if necessary. Install plugs (63). Tighten plugs (63) to a torque of 80 10 N m (59 7 lb ft). 33. Use a suitable lifting device to rotate the assembled component by 180 degrees. Place the assembled component onto Tooling (B) so that cover (64) is on the bottom. Assembly Procedure for the Travel Motor Illustration 27 g01406338 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 15/26 Illustration 28 g01406329 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. 1. Install springs (62). 2. Install pistons (60) onto springs (62). Install keys (61). Illustration 29 g01406263 3. Install cam plate (59). Make sure that the thick end of cam plate (59) is near the opening that is across body (43). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 16/26 Illustration 30 g01406210 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. 4. Install springs (58), spacer (57), and retainer (56) onto barrel (53). Illustration 31 g01406180 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 17/26 5. Install pistons (54) in retainer (55). Align the identification marks that were made during the disassembly procedure so that the component is installed in the original position. Illustration 32 g01406117 6. Apply a thin layer of clean oil onto the cam, the barrel, and the shaft. 7. Install barrel (53) into the body. 8. Apply a thin layer of clean oil on four separator plates (51) and on four friction plates (52). Note: Install the friction plates and the separator plates in alternating order. 9. Make sure that you install one of four friction plates (52) first, and then install one of four separator plates (51). Alternately install remaining friction plates (52) and separator plates (51). Illustration 33 g01405885 10. Check O-ring seal (49) for wear or for damage. Replace the O-ring seal, if necessary. Check backup ring (50) for wear or for damage. Replace the backup ring, if necessary. Install O-ring seal (49) and backup ring (50) into guide (48). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 18/26 Illustration 34 g01437358 Illustration 35 g01405867 11. In order to prevent damage to O-ring seal (48), place a 0.025 mm (0.0010 inch) shim on the opening that is across body (43). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 19/26 Illustration 36 g01405855 12. Check O-ring seals (45) and (46) for wear or for damage. Replace the O-ring seals, if necessary. Check backup rings (44) and (47) for wear or for damage. Replace the backup rings, if necessary. 13. Install O-ring seals (45) and (46) in piston (42). Install backup rings (44) and (47) in piston assembly (42). 14. Apply a thin layer of the lubricant that is being sealed to the surface of the body that will contact the piston. Illustration 37 g01437375 15. Use two suitable prybar to install piston assembly (42), as shown. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 20/26 Illustration 38 g01405794 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. 16. Install springs (41) and O-ring seal (40). Installation of Counterbalance Valve Note: Check all the O-ring seals for wear or for damage. Replace all the O-ring seals with new O- ring seals, if necessary. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 21/26 Illustration 39 g01437542 1. Lower the temperature of bearing (7). Install bearing (7). 2. Install valve plate (5) and O-ring seals (6). Illustration 40 g01405633 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. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 22/26 3. Check O-ring seal (37) for wear or for damage. If necessary, replace O-ring seal (37). Install O- ring seal (37) on plug (36). 4. Install piston (39), spring (38), and plug (36) in the housing. Tighten plug (36) to a torque of 78 8 N m (58 6 lb ft) . Illustration 41 g01405345 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. 5. Apply Tooling (S) to the threads of valve (32). Install ball (34), spring (33), and valve (32) in one end of spool (35). Tighten valve (32) to a torque of 30 7 N m (22 5 lb ft). Repeat for the other end of spool (35). Illustration 42 g01405299 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 23/26 Illustration 43 g01405284 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. 6. Install spool assembly (31), guides (30), and springs (29). 7. Install the O-ring seals and covers (28). Tighten the bolts for covers (28) to a torque of 60 9 N m (44 7 lb ft). Illustration 44 g01405243 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

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314E LCR Excavator ZJT00001-UP (MACHINE) POWERED BY C4.4 Engine(SE... 24/26 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. Note: Seat (13) is press fit onto valve (17). If seat (13) or valve (17) are damaged, both seat (13) and valve (17) must be replaced as a unit. 8. Install backup ring (23) and O-ring seal (24) on piston (25). 9. Install piston (25), valve (21), and spring (16) in valve (17). 10. Install O-ring seal (18) and backup ring (19) into stopper (26). Install stopper (26). 11. Install screw (27). Install nut (20). Tighten nut (20) to a torque of 130 13 N m (96 10 lb ft). 12. Install O-ring seal (22). Install O-ring seal (15) and backup ring (14). 13. Repeat Step 8 through Step 12 for the remaining relief valves. Illustration 45 g01405232 14. Install assembled relief valve assemblies (12). Tighten relief valve assemblies (12) to a torque of 177 18 N m (131 13 lb ft). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sis... 2020/5/31

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