785G Off-Highway Truck Machines Systems Caterpillar


Pump Drive - Disassemble

Usage:

785G RTL

Disassembly Procedure

Reference: Special Instruction, "Visual Service Procedures - Colors and Symbols" M0066576

Table 1
Required Tools 
Tools  Part Number  Part Description  Qty 
5J-7910  Bolt 
1P-0510  Driver Gp 
446-9412  Bearing Puller Assembly 

Start By:

  1. Remove the pump drive.


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.




Illustration 1g06290057


Illustration 2g06290499


Illustration 3g06290542


Illustration 4g06295865


Illustration 5g06296594


Illustration 6g06296606
Top Bearing Cage


Illustration 7g06296163


Illustration 8g06296174

Note: The pump drive gear can fall from the housing. Retain the pump drive gear.



Illustration 9g06296622


Illustration 10g06296618
Lower Bearing Cage


Illustration 11g06296628


Illustration 12g06296634


Illustration 13g06296377


Illustration 14g06296385

Note: Support idler gear during the removal of governor control shaft.



Illustration 15g06296395


Illustration 16g06296711
Idler Gear


Illustration 17g06296713
Idler Gear


Illustration 18g06296714
Idler Gear


Illustration 19g06296719


Illustration 20g06296980
Lower Drive Gear
Use a Suitable Press


Illustration 21g06296982
Lower Drive Gear
Use a Suitable Press


Illustration 22g06296990
Top Drive Gear
Use a Suitable Press


Illustration 23g06296992
Top Drive Gear
Use a Suitable Press


Illustration 24g06296997


Illustration 25g06296999

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