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Product: ARTICULATED TRUCK
Model: 740B ARTICULATED TRUCK T4R
Configuration: 740B Articulated Truck T4R00001-UP (MACHINE) POWERED BY C15 Engine
Disassembly and Assembly
735B, 740B and 740B EJECTOR Articulated Trucks Power Train
Media Number -UENR0207-03 Publication Date -01/06/2015 Date Updated -08/05/2017
i05486620
Output Transfer Gears - Disassemble
SMCS - 3159-015-OJ
Disassembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 180-3033 Stand 1
B 138-7574 Link Bracket 2
C 1P-2420 Transmission Repair Stand 1
D 138-7575 Link Bracket 2
E 1P-2321 Combination Puller 1
F 1P-0520 Driver Gp 1
G 1P-2322 Combination Puller 1
H 8B-7554 Bearing Cup Puller 1
8B-7549 Puller Leg 2
5B-0637 High Idle Nut 1
5F-7353 Washer 1
1B-4207 Full Nut 2
3H-0465 Push-Puller Plate 4
5F-7366 Forcing Screw 1
5P-4808 Cap 2
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3. 1U-9895 Crossblock 1
I Forcing Screw 3
J 1P-2320 Combination Puller 1
K 154-6181 Forcing Screw 3
Start By:
A. Remove the output transfer gears.
Illustration 1 g02604597
1. Use Tooling (A) and suitable cribbing in order to support the output transfer gears.
Illustration 2 g02604757
2. Disconnect harness assembly (1) .
3. Remove lines and hoses (2) .
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5. 6. Remove bolts (4) and the washers in order to remove oil filler tube (5) . Remove bolt (6) ,
the washer, and the clip that secures dipstick tube (7) to the output transfer gears. Loosen
the retaining nut and remove tube (7) .
Illustration 6 g02604876
7. Install Tooling (B) and a suitable lifting device onto the top of the output transfer gears. The
weight of the output transfer gears is approximately 630 kg (1390 lb). Carefully lift the
output transfer gears and remove Tooling (A) . Refer to step 1.
Illustration 7 g00822596
8. Use the suitable lifting device in order to place the output transfer gears on Tooling (C) .
Use suitable cribbing to support the output transfer gears.
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6. Illustration 8 g01191310
9. Remove bolt (8) , retainer (9) , yoke (10) and O-ring seal (11) .
Illustration 9 g01191382
10. Remove bolts (12) and the washers in order to remove retainer (13) from cage (14) .
Illustration 10 g00822607
11. Place retainer (13) on suitable cribbing before using a pin punch to remove lip seal (15) .
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7. Illustration 11 g00822608
12. Remove O-ring seals (16) from cage (14) . Remove bolts (17) and the washers. Remove
bolts (18) .
Note: Bolts (18) are used to blank two threaded holes in cage (14) . These threaded holes
are used in the following step.
Illustration 12 g01174978
13. Attach a suitable lifting device and Tooling (D) to cage (14) . The weight of cage (14) is
approximately 28 kg (62 lb). Install bolts (17) that were removed in Step 12 into the
threaded holes in cage (14) . Use bolts (17) in order to force cage (14) away from housing
(19) . Remove the cage.
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8. Illustration 13 g00822612
14. Remove shim pack (20) and O-ring seal (21) from cage (14) .
Illustration 14 g00822625
15. Place cage (14) on suitable cribbing before using a suitable punch in order to remove
bearing cup (22) from the cage.
Illustration 15 g02604901
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9. 16. Remove sleeves (23) from housing (19) . Remove O-ring seals (24) from the sleeves.
Illustration 16 g02604998
17. Install yoke (10) , retainer (9) and bolt (8) . Tighten the bolt to a torque of 20 N·m (15 lb ft).
Note: Yoke (10) must be installed before planetary (25) is removed. If the yoke is not
installed damage to the internal gears may result.
18. Attach a suitable lifting device and Tooling (D) to planetary (25) . The weight of planetary
(25) is approximately 152 kg (335 lb). Remove planetary (25) .
Illustration 17 g00822683
19. Remove bolts (26) , the washers, Tooling D, and plate (27) from planetary (25) .
20. Use the suitable lifting device in order to turn planetary (25) onto the opposite side. The
weight of planetary (25) is approximately 150 kg (331 lb).
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10. Illustration 18 g01191416
21. Place the planetary on suitable cribbing. Remove bolts (28) and the washers in order to
remove housing (29) .
Note: A piston is installed into housing (29) . Make sure that the piston does not fall when
the housing is removed.
Illustration 19 g01191429
22. Remove piston (30) from housing (29) . Remove ring seals (31) from the piston.
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11. Illustration 20 g00822766
23. Install two of the bolts (28) that were removed in Step 21 into the threaded holes in housing
(29) . Use the bolts in order to force bearing cone (32) off housing (29) and remove the
bearing cone.
Illustration 21 g01191443
24. Remove O-ring seal (35) , thrust washer (33) , and hub (34) .
Illustration 22 g00823092
25. Remove four discs (36) and three friction discs (37) .
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12. Illustration 23 g00823108
26. Remove spacer (38) .
Illustration 24 g01191452
Illustration 25 g01191459
27. Use a suitable pin punch in order to remove spring pin (40) into shaft (43) . Remove shaft
(43) , planetary gear (39) , two thrust discs (41) , roller bearings (42) and spacer (44) .
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13. 28. Repeat Step 27 in order to remove the remaining two planetary gears.
Illustration 26 g01191485
Illustration 27 g01191500
29. Use a suitable pin punch in order to drive spring pin (47) out of the carrier and into shaft
(50) . Remove shaft (50) , planetary gear (45) , spacer (46) , thrust disc (48) , and two roller
bearings (49) .
30. Repeat Step 29 in order to remove the remaining two planetary gears.
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14. Illustration 28 g00823136
31. Remove gear (51) and gear (52) from the carrier.
32. Turn the carrier onto the side.
Illustration 29 g02605057
Illustration 30 g02605097
33. Remove bolt (8) , retainer (9) and yoke (10) before sliding shaft (53) out of the carrier.
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15. Illustration 31 g02605117
34. Remove seal rings (54) from ring carrier (55) . Use a suitable pin punch in order to drive
dowel (56) into the carrier.
Illustration 32 g02605122
35. Use Tooling (E) and Tooling (F) in order to remove ring carrier (55) from the carrier.
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16. Illustration 33 g00823608
36. Use Tooling (G) and Tooling (F) in order to remove bearing cone (57) from the carrier.
Illustration 34 g00829184
37. Remove shaft (58) and shaft (59) out of housing (19) .
Illustration 35 g00829194
38. Remove lip seal (60) from shaft (59) .
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17. Illustration 36 g01191517
39. Remove tube (61) , flared connector (62) and flared elbow (63) from housing (19) .
Illustration 37 g01191551
40. Remove bolt (64) , retainer (65) , O-ring seal (66) , and yoke (67) .
Illustration 38 g00829494
41. Remove bolts (68) and the washers from cage (70) . Remove two bolts (69) .
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18. Note: Bolts (69) are used to blank two threaded holes in cage (70) . These threaded holes
are used in the following step.
Illustration 39 g00829503
42. Install two of the bolts (68) that were removed in Step 41 into the threaded holes in cage
(70) . Use the bolts to force the cage away from housing (19) . Remove cage (70) and shim
pack (71) .
Illustration 40 g00829551
43. Place cage (70) on suitable cribbing. Use a suitable punch in order to remove lip seal (72)
from the cage. Remove O-ring seal (73) .
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19. Illustration 41 g00829585
44. Turn cage (70) onto the opposite side. Use a suitable punch in order to remove bearing cup
(74) from the cage.
Illustration 42 g00829594
45. Remove gear (75) and shaft (76) out of housing (19) .
Illustration 43 g00829834
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21. 46. Slide shaft (76) out of gear (75) .
Illustration 44 g00829836
47. Place gear (75) on suitable cribbing. Use Tooling (E) and Tooling (F) in order to remove
bearing cone (77) from the gear. Turn the gear onto the opposite side and use the same tools
to remove the bearing cone.
Illustration 45 g00829838
48. Use Tooling (H) in order to remove bearing cup (78) out of housing (19) .
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22. Illustration 46 g00829851
49. Remove elbows (79) from housing (19) .
Illustration 47 g01191557
50. Use the following procedure to disassemble two elbows (79) :
a. Loosen flared nut (80) in order to remove tube (81) from flared connector (82) .
b. Remove the flared connector from elbow (79) .
c. Remove O-ring seal (83) from the elbow.
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23. Illustration 48 g00829881
51. Remove bolts (84) and the washers from shaft (86) . Remove three bolts (85) .
Note: Bolts (85) are used to blank three threaded holes in shaft (86) . These threaded holes
are used in the following step.
Illustration 49 g01191586
52. Install Tooling (K) into the three threaded holes in shaft (86) . Use Tooling (K) to force the
shaft away from housing (19) . Remove the shaft and shim pack (87) .
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