14L Motor Grader Rear Axle, Differential and Final Drive

Rear Axle, Differential and Final Drive - Remove

14L Motor Grader [UENR4641]

14L Motor Grader Rear Axle, Differential and Final Drive - Install

1.1. Removal Procedure

Removal Procedure

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Table 1
Required Tools
Tool	Part Number	Part Description	Qty
A	138-7575	Link Bracket	4
B	6V-6146	Load Leveling Beam	1
C	380-5719	Hydraulic Service Jack	1

Start By:

Connect the steering frame lock.
Release the system pressure.
Remove the drive shaft.
Remove the drive chains.
Remove the differential lock valve.
Remove the rear tires.

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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, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat^® products. Dispose of all fluids according to local regulations and mandates.

Drain the oil from the rear axle into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual, "Transmission and Differential Oil - Change".
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Illustration 1 g03684687
Remove guards (1).
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Illustration 2 g03684691
Disconnect hose assembly (2). Remove bolts (3) in order to remove tube assemblies (4) and (5).
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Illustration 3 g03684837
Remove bolts (8) and remove plate assemblies (9). Remove bolts (7) and remove plate (6).
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Illustration 4 g03684696
Attach suitable lifting device to tandem assembly (10). The weight of tandem assembly (10) is approximately 798 kg (1760 lb).
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Illustration 5 g03684702
Remove bolts (11) and tandem assembly (10).
Repeat Steps 1 through 6 for the opposite side of the machine.
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Illustration 6 g01351101
Remove O-ring seal (12). Repeat this step for opposite side of machine.
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Illustration 7 g01418572
Remove tube assembly (13). Disconnect hose assembly (15). Disconnect hose (14). Remove hose (17). Remove tube assembly (16).
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Illustration 8 g01418736
Disconnect hose assembly (18).
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Illustration 9 g03460457
Remove panel (19). Repeat this step for the opposite side of the machine.
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Illustration 10 g03684859

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Illustration 11 g03684860
Attach Tooling (A), Tooling (B), and suitable lifting devices onto rear axle, differential, and final drive (20). The weight of rear axle, differential, and final drive (20) is approximately 1090 kg (2400 lb). Repeat this step for the opposite side of the machine.
Position Tooling (C) under rear axle, differential, and final drive (20) in order to support the differential housing.
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Illustration 12 g03460585
Remove bolts (21) and remove plate (22). Repeat this step for the opposite side of the machine.
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Illustration 13 g03460579
Remove bolts (23). Repeat this step for the opposite side of the machine.
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Illustration 14 g03460896
Remove bolts (25) and reposition bracket assembly (24). Remove four bolts (26) (not shown).
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Illustration 15 g03460578
Remove bolts (27).
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Illustration 16 g03460916
Remove rear axle, differential, and final drive (20) from the machine.
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Illustration 17 g03460576
Remove bracket assembly (28).