RM-350B Road Reclaimer/Soil Stabilizer Machine Systems Rotor Drive Differential - Disassemble Caterpillar


Rotor Drive Differential - Disassemble
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1.1. Disassembly Procedure

Disassembly Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     138-7575     Link Brackets     2    
B     138-7575     Link Bracket     1    

Start By:

  1. Remove the rotor drive differential. Refer to Disassembly and Assembly, "Rotor Drive Differential - Remove".

  1. Remove the two axle shafts from the differential.



    Illustration 1g00928683

  1. Attach a suitable lifting device, suitable lifting chains, and Tooling (A) to the yoke, as shown.

  1. Remove bolts (1) .

  1. Install three bolts (1) into the bolt holes and separate differential assembly (2) from axle housing (3) .

  1. Remove the differential assembly (2) and place the differential assembly on a suitable stand. The weight of the differential assembly is approximately 58 kg (128 lb).

    Note: Note the wear pattern on the gear set and the backlash of the gear set for assembly purposes.




    Illustration 2g00928684

  1. Remove the locking wire from the bolts on bearing caps (4) and locking tabs (5) .



    Illustration 3g00928685

  1. Remove bolts (6) and locking tabs (5) on both sides of the differential.



    Illustration 4g00928688

  1. Loosen adjusting nut (7) on both sides of the differential.

  1. Remove bolts (8) on both sides of the differential.

  1. Mark one bearing cap (9) to aid in the assembly process. Remove both bearing caps (9) and adjusting nut (7) .



    Illustration 5g00928690

  1. Remove outer bearing cup (10) from both sides of the differential.



    Illustration 6g00928691

  1. Attach a suitable lifting device, a suitable lifting chain, and Tool (B) to ring gear assembly (11) and remove the ring gear assembly. The weight of the ring gear assembly is approximately 34 kg (75 lb).



    Illustration 7g00928692

  1. Remove bolts (12), bolts (13), and case (14) .



    Illustration 8g00928694

  1. Use a suitable puller in order to remove bearing (15) from case (14) .



    Illustration 9g00928696

  1. Remove thrust washer (16), bevel gear (17), and spider assembly (18) .



    Illustration 10g00928697

  1. Remove bevel gear (19) .



    Illustration 11g00928699

  1. Remove thrust washer (20) .



    Illustration 12g00928701

  1. Remove four gears (21) and thrust washers (22) from the spider (23) .



    Illustration 13g00928702

  1. Use a suitable puller and remove bearing (24) from ring gear assembly (11) .

  1. Remove bolts (25) and ring gear assembly (11) from case (26) .



    Illustration 14g00928704

  1. Remove the cotter pin and the nut (not shown) from the pinion shaft.



    Illustration 15g00930250

  1. Remove drive flange (27). Remove the dust shield (not shown) from the drive flange.



    Illustration 16g00930252

  1. Remove shaft seal (28) .



    Illustration 17g00930254

  1. Place the carrier assembly in a suitable press and press shaft (29) out of the carrier.



    Illustration 18g00930255

  1. Use a suitable puller and remove bearing (30) from the pinion shaft.

  1. Remove two bearing cups and one bearing (not shown) from the carrier.

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