Caterpillar Cat D7E TRACK-TYPE TRACTOR (Prefix TAN) Service Repair Manual Instant Download.pdf

Product: TRACK-TYPE TRACTOR
Model: D7E TRACK-TYPE TRACTOR TAN
Configuration: D7E TRACK-TYPE TRACTOR TAN00001-UP (MACHINE) POWERED BY C9.3 Engine
Disassembly and Assembly
D7E Track-Type Tractor Power Train
Media Number -KENR5606-03 Publication Date -01/12/2012 Date Updated -05/12/2012
i06161086
Final Drive - Disassemble
SMCS - 4050-015
Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-2420 Transmission Repair Stand 1
B 138-7574 Link Bracket 3
C
8B-7548 Push-Puller Tool Group 1
8H-0684 Ratchet Wrench 1
8B-7554 Bearing Cup Puller 1
D 150-1782 Crossblock 1
E 350 -7768 Electric Hydraulic Pump 1
F 1P-0532 Plate 1
G 188-1456 Lifting Eye Bolt 1
H 154-6181 Forcing Bolt 2
J
8B-7551 Bearing Puller Gp 1
3H-0465 Push-Puller Plate 1
5F-7369 Puller Leg 2
8B-7548 Push-Puller Tool Gp 1
K 138-7573 Link Bracket 3
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D7E TRACK-TYPE TRACTOR TAN00001-UP (MACHINE) POWERED BY C9.3 ...
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Start By:
A. Remove the final drive.
1. Drain the oil from the final drive into a suitable container for storage or disposal.
Illustration 1 g01623802
2. Attach Tooling (B) and a suitable lifting device to final drive (1) . The weight of final drive
assembly (1) is approximately 880 kg (1940 lb). Attach final drive assembly (1) to Tooling
(A) .
3. Remove cover (2) .
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4. Attach Tooling (G) to sun gear (3) .
5. If equipped, remove shields (4a) by removing bolts 1 through 10 shown in Illustration 4.
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6. Remove bolts (4) .
7. Attach a suitable lifting device and Tooling (K) in order to remove planetary carrier (5) .
The weight of planetary carrier (5) is approximately 163 kg (360 lb). Remove O-ring (5A) .
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8. Remove bolts (6) and plate (7) .
9. Use a suitable press to remove shafts (8) from the planetary carrier.
10. Remove gears (9) from the planetary carrier.
11. Remove bearing cones (10) from each side of gears (9) .
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12. Remove bearing cups (11) from each side of gears (9) with Tooling (C) .
13. Remove bolts (12) . Remove retainer (13) . Attach a suitable lifting device to hub assembly
(14) . The weight of hub assembly (14) is approximately 50 kg (110 lb).
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14. Attach a suitable lifting device and Tooling (B) to sprocket hub assembly (15) . Raise
temperature of the bearing cone while using Tooling (D) , Tooling (E) , and Tooling (F) to
remove sprocket hub assembly (15) . The weight of sprocket hub assembly (15) is
approximately 295 kg (650 lb).
15. Remove bearing cone (17) .
16. Remove bearing cup (18) .
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17. Remove bearing cup (19) .
18. Remove Duo-Cone seal (20) . Remove bearing cone (21) .
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19. Attach Tooling (K) and a suitable lifting device to housing (23) . Remove bolts (22) .
Remove housing (23) . The weight of housing (23) is approximately 104 kg (230 lb).
20. Remove O-ring seal (24) .
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21. Remove bolts (25) and cover (26) .
22. Remove bearing (27) . Remove O-ring seal (28) .
23. Remove pinion gear (29) .
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D7E TRACK-TYPE TRACTOR TAN00001-UP (MACHINE) POWERED BY C9....
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24. Remove bearing (30) .
25. Reposition the housing. Remove bolts (31) .
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26. Use Tooling (H) in order to remove cover (32) .
27. Attach a suitable lifting device in order to remove gear (33) . The weight of gear (33) is
approximately 68 kg (150 lb).
28. Use Tooling (J) in order to remove bearing (34) . Repeat for the other side.
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29. Remove race (35) .
30. Remove O-ring seal (36) .
31. Remove race (37) .
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i06798179
Final Drive - Assemble
SMCS - 4050-016
Assembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-2420 Transmission Repair Stand 1
B 138-7575 Link Bracket 3
C 1U-5934 Seal Installer 1
D 188-1456 Lifting Eye Bolt 1
E 138-7573 Link Bracket 1
F 138-7574 Link Bracket 1
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1. Install race (37).
2. Install O-ring seal (36).
3. Install race (35).
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4. Raise the temperature of the bearing (34) to a maximum temperature of 135 °C (275 °F).
Install bearing (34). Repeat for the other side. Apply oil to bearings.
5. Attach a suitable lifting device to gear (33) and install gear (33) in case assembly. The
weight of gear (33) is approximately 68 kg (150 lb).
6. Install cover (32). Install bolts (31).
3/12
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7. Reposition case assembly. Lower temperature of bearing (30). Install bearing (30).
8. Install pinion gear (29).
9. Install O-ring seal (28). Lower temperature of bearing (27). Install bearing (27).
10. Install cover (26) and bolts (25). Tighten bolts to a torque of 55 ± 10 N·m (40 ± 7 lb ft).
4/12
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11. Install O-ring seal (24).
12. Install Tooling (B) onto housing (23). Attach a suitable lifting device to housing (23). The
weight of housing (23) is approximately 104 kg (230 lb). Install bolts (22). Tighten the bolts
to a torque of 460 ± 60 N·m (339 ± 44 lb ft).
5/12
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13. Raise the temperature of the bearing cone (21) to a maximum temperature of 135 °C
(275 °F). Install bearing cone (21). Use Tooling (C) to install Duo-Cone seal (20).
14. Install bearing cup (19).
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15. Install bearing cup (18).
16. Install bearing cone (17).
17. Attach Tooling (B) to sprocket hub assembly (15). Attach a suitable lifting device to
sprocket hub assembly (15). The weight of sprocket hub assembly (15) is approximately
295 kg (650 lb). Install sprocket hub assembly (15).
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18. Install hub assembly (14). Install retainer (13) and bolts (12). To properly seat the bearing
cone (17), install the bolts (12) in a crisscross pattern. Tighten bolts (12) to a torque of
120 ± 20 N·m (89 ± 15 lb ft).
19. Lower the temperature of bearing cups (11). Install bearing cups (11) in gears (9).
20. Install bearing cones (10) in each side of gears (9).
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21. Put gears (9) in position in planetary carrier (5). Lower the temperature of shafts (8). Install
the shafts (8) in planetary carrier (5) and the gears (9). If necessary, use a press to install the
shafts (8). Install shafts (8) until the small end of the shaft extends 0.08 ± 0.05 mm (0.003 ±
0.002 inch) past the surface of the planetary carrier. Ensure that there is a metal to metal
contact between shafts (8) and the plates.
22. Install plates (7) and bolts (6).
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23. Attach Tooling (E) to planetary carrier (5). Attach a suitable lifting device to planetary
carrier (5). The weight of planetary carrier (5) is approximately 163 kg (360 lb). Install O-
ring seal (5A).
24. If equipped, install shields (4a) using bolts 1 through 10 shown in Illustration 25.
25. Install bolts (4). Tighten bolts (4) to a torque of 570 ± 80 N·m (420 ± 59 lb ft).
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26. Attach Tooling (D) to sun gear (3). Install sun gear (3).
27. Install cover (2) and bolts. Tighten bolts to a torque of 55 ± 10 N·m (41 ± 7 lb ft).
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28. Attach Tooling (F) to final drive assembly (1). Attach a suitable lifting device to final drive
assembly (1). The weight of final drive assembly (1) is approximately 880 kg (1940 lb).
Remove final drive assembly (1) from Tooling (A).
29. Install the final drives.
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i03530625
Electronic Control Module (Generator) - Remove and Install
SMCS - 7610-010-DTN
Removal Procedure
Start By:
A. Perform the Electrical Shutdown and Voltage Discharge procedure.
B. Fully tilt the cab.
1. Disconnect harness assemblies (1) and (4). Remove bolts (3) and generator electronic
control module (2) .
Installation Procedure
1. Install generator electronic control module (2) in the reverse order of removal.
1/2
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i03530627
Electronic Control Module (Propulsion Module) - Remove
and Install
SMCS - 7610-010-DTN
Removal Procedure
Start By:
A. Perform the Electrical Shutdown and Voltage Discharge procedure.
B. Fully tilt the cab.
1. Disconnect harness assemblies (1) and (4). Remove bolts (3) and electronic control module
(2) .
Installation Procedure
1. Install electronic control module (2) in the reverse order of removal.
1/2
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Caterpillar Cat D7E TRACK-TYPE TRACTOR (Prefix TAN) Service Repair Manual Instant Download.pdf

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