Caterpillar Cat D7R TRACK-TYPE TRACTOR (Prefix 3DN) Service Repair Manual Instant Download

Service Repair Manual Models D7R TRACK-TYPE TRACTOR

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 1/9 Shutdown SIS Previous Screen Product: TRACK-TYPE TRACTOR Model: D7R TRACK-TYPE TRACTOR 3DN Configuration: D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) POWERED BY 3306 Engine Disassembly and Assembly D7R Track-Type Tractor Power Train Media Number -SENR1706-02 Publication Date -01/01/2004 Date Updated -15/01/2004 i01008136 Final Drive - Assemble SMCS - 4050-016 Assembly Procedure Table 1 Required Tools Tool Part Number Description Qty A 1P-0520 Driver 1 1U-6436 Seal Installer 1 B 1U-6437 Seal Installer 1 C 138-7574 Link Bracket 1 D 8T-2827 Spacer 1 E 138-7573 Link Bracket 3 F 138-7573 Link Bracket 2 G 138-7575 Link Bracket 3 Note: Check the O-ring seals for wear and for damage. Replace the O-ring seals, if necessary. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 2/9 Illustration 1 g00827441 1. Use Tooling (A) in order to install the lip seal in hub (1). Apply clean oil to the lip of the seal. 2. Heat bearing cone (2) to a maximum temperature of 135 C (275 F). Install bearing cone (2) on hub (1) . Illustration 2 g00827567 3. Use Tooling (B) in order to install the Duo-Cone seal on hub (1) . ReferenceSee the procedure in Disassembly and Assembly, "Duo-Cone Conventional Seals - Install" in this module. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

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D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 3/9 Illustration 3 g00827570 4. Lower the temperature of bearing cups (3). Install the bearing cups in hub (4) . 5. Use Tooling (B) in order to install the Duo-Cone seal on hub (4) . Illustration 4 g00827573 6. Attach Tooling (C) and use a hoist in order to install hub (4) on hub (1). The hub weighs approximately 260 kg (580 lb). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 4/9 Illustration 5 g00827578 7. Heat bearing cone (7) to a maximum temperature of 135 C (275 F). Install bearing cone (7) on the hub. 8. Place Tooling (D) on the bearing cone. Install retainer (5) and bolts (6). Turn the hub as you tighten bolts (6) to a torque of 135 15 N m (100 11 lb ft). Allow the bearing cone to return to room temperature. Then, remove the retainer and Tooling (D) . Illustration 6 g00827580 9. Install hub (8) in ring gear (10). Install retainer (8). The hub weighs approximately 22 kg (48 lb). Illustration 7 g00827584 10. Turn over the unit of hub (8) and of ring gear (9). Attach Tooling (E) and use a hoist in order to install the unit in hub (4). The hub and the ring gear as a unit weigh approximately 73 kg (160 lb). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 5/9 Illustration 8 g00827592 11. Insert pins (11) in the hub. Hub (7) should be positioned below the end of hub (1) . Illustration 9 g00827593 12. Use Tooling (A) and a press in order to install ring (12) in retainer (5) . 13. Install retainer (5) and bolts (6) on the hub. Note: The retainer must be in metal-to-metal contact with the hub. 14. Use a feeler gauge in order to measure the distance between retainer (5) and pins (11). The correct dimension is 0.08 0.05 mm (0.0031 0.0020 inch). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 6/9 Illustration 10 g00827594 15. Install the two bearings in each gear (15) . 16. Install gears (15) in planetary carrier (13) . 17. Lower the temperature of shaft (14). Align hole (X) in shaft (14) with hole (X) in planetary carrier (12). Use a press in order to install shaft (14). Install the roll pin in hole (X) in order to retain shaft (14) . Illustration 11 g00827595 18. Use a hoist in order to install planetary carrier (13) on sun gear (16). The weight of planetary carrier is approximately 32 kg (71 lb). 19. Install spiral ring (17) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 7/9 Illustration 12 g00827598 20. Install sun gear (18) and ring (19) in the hub. Illustration 13 g00827602 21. Turn over planetary carrier (13). Attach Tooling (F) for the hoist. 22. Align the gears in planetary carrier (13) with ring gear (10) and with sun gear (18). Make sure that sun gear (18) engages the gears in planetary carrier (13). Make sure that ring (19) remains in the correct position. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 8/9 Illustration 14 g00827604 23. Lower the temperature of the two bearing cups. Install the bearing cups in gears (22) . 24. Install gears (22) with two bearing cones in planetary carrier (20) . 25. Lower the temperature of shafts (21). Use a press in order to install the shafts in planetary carrier (20) . Illustration 15 g00827605 26. Turn over planetary carrier (20). Measure the distance of extension of the shafts above the planetary carrier. See Illustration 15. The correct dimension is 0.08 0.05 mm (0.0031 0.0020 inch). Illustration 16 g00827613 27. Install the O-ring seals on plates (23). Place plates (22) on the shafts. Install bolts (24) . Note: The planetary shafts must be in metal-to-metal contact with the cover plates. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 9/9 Illustration 17 g00827615 28. Attach Tooling (G) to planetary carrier (20) . 29. Install O-ring seals (25) and (26). O-ring seal (25) is located under the drain plug. Align the drain holes in the planetary carrier and in the hub. 30. Install planetary carrier (20) on the hub. The planetary carrier weighs approximately 105 kg (230 lb). 31. Install the bolts that hold the planetary carrier to the hub. Tighten the bolts to a torque of 475 50 N m (350 37 lb ft). Remove Tooling (G) . End By: Install the final drive. See the procedure in Disassembly and Assembly, "Final Drive - Install" in this module. Copyright 1993 - 2021 Caterpillar Inc. Fri Apr 9 13:16:00 UTC+0800 2021 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 1/3 Shutdown SIS Previous Screen Product: TRACK-TYPE TRACTOR Model: D7R TRACK-TYPE TRACTOR 3DN Configuration: D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) POWERED BY 3306 Engine Disassembly and Assembly D7R Track-Type Tractor Power Train Media Number -SENR1706-02 Publication Date -01/01/2004 Date Updated -15/01/2004 i01008143 Final Drive - Install SMCS - 4050-012 Installation Procedure Table 1 Required Tools Tool Part Number Description Qty 8T-3207 Lifting Bracket 1 5P-8622 Shackle 1 A 1D-4615 Bolt (3/4 inch by 10 by 5 1/2 inch) 2 1B-4331 Nut (3/4 inch by 10) 2 5P-8248 Washer 4 8T-3045 Adapter 1 B FT-1952 Installer 1 1. Inspect the O-ring seals. Replace any seals that are worn or damaged. 2. Position an O-ring seal on the face of the steering differential. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 2/3 Illustration 1 g00826709 3. Fasten a hoist with Tooling (A) to final drive (1). Adjust Tooling (A) in order to orient the final drive to a level position. Install final drive (1) in the machine. The final drive weighs approximately 625 kg (1375 lb). 4. Install two bolts (3) that hold the final drive to the steering differential and brake. Tighten the two bolts to a torque of 105 20 N m (75 15 lb ft). 5. Install 26 bolts (2) that hold the final drive to the frame. Tighten bolts (2) to a torque of 650 50 N m (480 37 lb ft). Remove Tooling (A) . 6. Apply SAE 30W oil to the threads of the bolts for the sprocket segments. Install the bolts with the bolts with the washers against the final drive. Tighten the nuts to a torque of 300 50 N m (220 37 lb ft). Then, tighten the nuts by an additional 120 degree turn. Final torque is a minimum of 570 N m (420 lb ft). Illustration 2 g00826720 7. Use Tooling (B) in order to install outer axle (4) in the final drive. Make sure that the thrust button between the inner axle and the outer axle is installed in the end of the outer axle. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 3/3 Illustration 3 g00826983 8. Install retainer (6) in the sun gear. 9. Install O-ring seal (7) on cover (5). Install the cover on the final drive. NOTICE Several minutes are required to completely fill each final drive compartment with oil. The oil must flow through bearings to fill the inner compartment. Make certain the entire quantity of oil as specified on the Refill Capacity chart is added to the final drive. Operation of the machine with incorrect final drive oil level will cause final drive failure. 10. Orient drain plug (8) downward. Tighten the drain plug to a torque of 105 10 N m (75 7 lb ft). Fill the final drive with oil. ReferenceRefer to the Operation and Maintenance Manual, "Lubricant Viscosities and Refill Capacities" for your machine. End By: Connect the track. See the procedure in Disassembly and Assembly, "Track - Connect" in this module. Copyright 1993 - 2021 Caterpillar Inc. Fri Apr 9 13:16:56 UTC+0800 2021 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 1/7 Shutdown SIS Previous Screen Product: TRACK-TYPE TRACTOR Model: D7R TRACK-TYPE TRACTOR 3DN Configuration: D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) POWERED BY 3306 Engine Disassembly and Assembly D7R Track-Type Tractor Power Train Media Number -SENR1706-02 Publication Date -01/01/2004 Date Updated -15/01/2004 i01606986 Final Drive, Differential and Brake (Left Side) - Remove SMCS - 4050-011 Removal Procedure Table 1 Required Tools Tool Part Number Part Description Qty A FT-1952 Adapter for Axles 1 FT-1952 Adapter for Axles 1 B 1U-7432 Adapter 1 5P-8622 Shackle 1 1D-4615 Bolt (3/4 inch by 10 by 5 1/2 inch) 2 C 1B-4331 Nut (3/4 inch by 10) 2 5P-8248 Washer (3/4 inch) 4 8T-3207 Lifting Bracket 1 D 138-7574 Link Bracket 1 138-7575 Link Bracket 1 8S-9906 Ratchet Puller 1 1A-1460 Bolt (1/2 inch by 13 by 2 inch) 1 5P-8245 Washer (1/2 inch) 1 5P-8248 Washer (3/4 inch) 2 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 2/7 1B-4331 Nut (3/4 inch by 10) 1 1A-8063 Bolt (3/4 inch by 10 by 2 1/2 inch) 1 Start By: A. Separate the track on the left side of the machine. See the procedure in Disassembly and Assembly, "Track - Separate" in this module. B. Remove the steering motor. Refer to the procedure in Disassembly and Assembly, "Steering Motor - Remove" in the Service Manual for your machine. Illustration 1 g00834504 1. Remove bolts (1). Install forcing screws in order to remove adapter (2) from the housing. Illustration 2 g00619136 2. Remove seal ring (3) from adapter (2) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 3/7 Illustration 3 g00834929 3. Remove cover (4) with the O-ring seal from the final drive. Illustration 4 g00834932 4. Remove retainer (5) from the sun gear. Illustration 5 g00834940 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 4/7 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. 5. Use Tooling (A) in order to remove outer axle (6). Rotate the final drive housing until drain plug (7) is at the bottom. Drain the oil from the final drive. Illustration 6 g00834955 Typical Example 6. Use Tooling (A) in order to remove inner axle (8) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 5/7 Illustration 7 g00834507 Illustration 8 g00834904 7. Insert Tooling (B) in the final drive housing approximately 940 mm (37.0 inch). Rotate Tooling (B) by 180 degrees. Then, pull out Tooling (B) by approximately 25 mm (1.0 inch), until the carrier is off the bevel gear shaft. Rotate Tooling (B) backward by 180 degrees. Remove Tooling (B) . Illustration 9 g00834516 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 6/7 8. Adjust Tooling (C) according to Illustration 9. Illustration 10 g00834517 9. Remove two sprocket bolts. Attach a hoist with Tooling (C) . 10. Remove seven bolts (9) . 11. Install Tooling (D) . Illustration 11 g00834521 12. Remove remaining bolts (10). Remove bolts (12) but do not remove bolt (11) . 13. Pull out the final drive approximately 25 mm (1.0 inch) until the unit is suspended. The unit of the final drive with the steering differential and with the brake weighs approximately 800 kg (1800 lb). 14. Use the hoist and Tooling (D) in order to rotate the unit by approximately 45 degrees rearward. The rotation loosens the pinion housing for the steering motor. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 7/7 Illustration 12 g00834524 15. Remove the unit from the machine. Remove O-ring seals (13) . Copyright 1993 - 2021 Caterpillar Inc. Fri Apr 9 13:17:52 UTC+0800 2021 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 1/6 Shutdown SIS Previous Screen Product: TRACK-TYPE TRACTOR Model: D7R TRACK-TYPE TRACTOR 3DN Configuration: D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) POWERED BY 3306 Engine Disassembly and Assembly D7R Track-Type Tractor Power Train Media Number -SENR1706-02 Publication Date -01/01/2004 Date Updated -15/01/2004 i01607002 Final Drive, Differential and Brake (Left Side) - Install SMCS - 4050-012 Installation Procedure Table 1 Required Tools Tool Part Number Part Description Qty A FT-1952 Adapter for Axles 1 5P-8622 Shackle 1 1D-4615 Bolt (3/4 inch by 10 by 5 1/2 inch ) 2 C 1B-4331 Nut (3/4 inch by 10) 2 5P-8248 Washer (3/4 inch) 4 8T-3207 Lifting Bracket 1 138-7574 Link Bracket 1 138-7575 Link Bracket 1 8S-9906 Ratchet Puller 1 1A-1460 Bolt (1/2 inch by 13 by 2 inch) 1 D 5P-8245 Washer (1/2 inch) 1 5P-8248 Washer (3/4 inch) 2 1B-4331 Nut (3/4 inch by 10) 1 1A-8063 Bolt (3/4 inch by 10 by 2 1/2 inch) 1 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 2/6 Illustration 1 g00834524 1. Install O-ring seals (13). Apply a light coat of grease to the O-ring on the final drive flange. Use Tooling (C) in order to position the unit, as shown. Install the unit in the machine. The unit of the final drive with the steering differential and with the brake weighs approximately 800 kg (1800 lb). Illustration 2 g00834972 2. When the rear flange of the unit is within 25 mm (1 inch) of installation, use Tooling (D) in order to rotate the unit clockwise. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 3/6 Illustration 3 g00834521 3. Install bolts (10) and (12). Use the bolts in order to complete the installation of the flange. Illustration 4 g00834517 4. Remove Tooling (D) . 5. Install bolts (9) in the final drive flange. 6. Remove Tooling (C) . 7. Remove the following components from the final drive on the other side of the machine: the cover, the retainer and the outer axle. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 4/6 Illustration 5 g00834955 8. Use Tooling (A) in order to install inner axle (8). When you install the inner axle, use inner axle (8) and Tooling (A) in order to slide the carrier onto the bevel gear shaft. Illustration 6 g00834940 9. Release the brakes. Use Tooling (A) in order to install outer axle (7) on the right track. 10. Repeat Step 9 on the left track. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 5/6 Illustration 7 g00834932 Illustration 8 g00834929 11. Install the following components on the final drives on both sides of the machine: retainer (5), the O-ring seal and cover (4) . 12. Fill the final drive with oil. ReferenceRefer to the Operation and Maintenance Manual, "Lubricant Viscosities and Refill Capacities" for your machine. Illustration 9 g00619136 13. Install seal ring (4) on adapter (2) for the steering motor. Apply clean oil to the seal ring. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 6/6 Illustration 10 g00834504 14. Install adapter (2) with bolts (1) . End By: a. Install the steering motor. Refer to the procedure in Disassembly and Assembly, "Steering Motor - Install" in the Service Manual for your machine. b. Connect the track. See the procedure in Disassembly and Assembly, "Track - Connect" in this module. Copyright 1993 - 2021 Caterpillar Inc. Fri Apr 9 13:18:48 UTC+0800 2021 All Rights Reserved. Private Network For SIS Licensees. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 1/11 Shutdown SIS Previous Screen Product: TRACK-TYPE TRACTOR Model: D7R TRACK-TYPE TRACTOR 3DN Configuration: D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) POWERED BY 3306 Engine Disassembly and Assembly D7R Track-Type Tractor Power Train Media Number -SENR1706-02 Publication Date -01/01/2004 Date Updated -15/01/2004 i01692826 Steering Differential (Left Side) - Disassemble SMCS - 4129-015 Disassembly Procedure Table 1 Required Tools Tool Part Number Description Qty A 138-7573 Link Bracket 2 B 3K-4897 Spring Pins (1/8 inch) 8 C 6V-4072 Spanner Wrench 1 9S-9154 Step Plate 1 6V-3009 Crossbar 1 8S-6470 Screw 1 D 8S-5133 Plug 1 5P-8245 Washer (1/2 inch) 4 1D-4719 Nut (1/2 inch by 13) 2 2H-6488 Bolt (1/2 inch by 13 by 5 inch) 2 E 1D-4574 Bolt (1/2 inch by 13 by 6 inch) 2 8H-0663 Bearing Puller 1 1D-4719 Nut (1/2 inch by 13) 2 5P-8245 Washer (1/2 inch) 4 8S-5133 Plug 1 8S-6470 Screw 1 6V-3009 Crossbar 1 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 2/11 9S-9154 Step Plate 1 F 138-7575 Link Bracket 3 8B-7550 Push-Puller 2 8B-7559 Adapter 2 3H-0465 Puller Plate 4 1P-0498 Plate 1 1B-4207 Nut (3/4 inch by 16) 2 G 5H-9976 Screw 1 5B-0637 Full Nut (1 inch by 14) 1 8H-0684 Ratchet Wrench 1 8B-7563 Reaction Handle 1 5F-7353 Washer 1 8B-7548 Bearing Puller 1 Start By: A. Remove the unit of the final drive, differential, and brake (left side). Refer to Disassembly and Assembly, "Final Drive, Differential, and Brake (Left Side) - Remove" for the correct procedure. Illustration 1 g00587155 1. Remove bolts and washers (1). Remove bolts (2) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 3/11 Illustration 2 g00587157 2. Install Tooling (A) and a suitable lifting device. Remove planetary carrier (3). The weight of the planetary carrier is approximately 48 kg (105 lb). Illustration 3 g00587159 3. Remove remaining two bolts (2) and slinger (4) from planetary carrier (7) . 4. Remove the following components from ring gear (6) : retainer (5), the thrust ring and planetary carrier (7) . Illustration 4 g00587160 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 4/11 Illustration 5 g00587162 5. Remove seal ring (9) from planetary carrier (7) . 6. Use a hammer and a punch in order to push pin (10) in shaft (8) . 7. Remove the following components from planetary carrier (7) : shaft (8), gear (11), discs (13) and bearing (12) . 8. Remove pin (10) from shaft (8). 9. Repeat Steps 6 through 8 for the remaining three planetary gears. Illustration 6 g00587173 10. Remove sun gear (14) from planetary carrier (15) . https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 5/11 Illustration 7 g00587178 11. Remove bolts (16). Remove plate (17) and gear (18) from the planetary carrier. Illustration 8 g00587180 Illustration 9 g00587182 12. Use Tooling (B) in order to compress the retaining ring that holds planetary carrier (15) in position in ring gear (6). Separate the planetary carrier from the ring gear. Remove the retaining ring from planetary carrier (15) . 13. Use a hammer and a punch in order to push pin (20) in shaft (19) . 14. Remove the following components from planetary carrier (15) : shaft (19), gear (21), discs (23) and bearing (22) . 15. Repeat Steps 13 and 14 for the two remaining planetary gears. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 6/11 Illustration 10 g00587183 16. Place a bolt in the teeth of pinion (24) in order to prevent the pinion from turning. Illustration 11 g00587186 17. Bend the tang on lockwasher (26) away from nut (28). Use Tooling (C) in order to remove nut (28) from the pinion. 18. Remove lockwasher (26) and washer (25) from the pinion. 19. Remove bolt (27). Remove carrier (29) from the support bracket. Illustration 12 g00587187 https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 7/11 20. Use Tooling (D) in order to force pinion (24) from bearing cone (30) and from carrier (29) . Illustration 13 g00587190 21. Use Tooling (E) in order to remove bearing cone (31) from pinion (24) . Illustration 14 g00587191 22. Remove bearing cups (32) from carrier (29) . Illustration 15 g00587195 23. Remove bolts (33). Remove support bracket (34) and shims (35) from the housing. https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

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D7R LGP Track-Type Tractor Differential Steering 3DN00001-UP (MACHINE) PO... 8/11 Illustration 16 g00587199 24. Remove bolts (36). Remove gear (37) from housing (38) . Illustration 17 g00587201 Note: Some spring pressure exists between brake housing (39) and final drive housing (41). Slowly loosen bolts (40) . 25. Attach a suitable lifting device and Tooling (F) to brake housing (39). Remove two bolts (40). Remove brake housing (39) from final drive housing (41). The brake housing weighs approximately 152 kg (335 lb). https://127.0.0.1/sisweb/sisweb/techdoc/techdoc_print_page.jsp?returnurl=/sisw... 2021/4/9

https://www.ebooklibonline.com Hello dear friend! Thank you very much for reading. Enter the link into your browser. The full manual is available for immediate download. https://www.ebooklibonline.com