C7 Industrial Engines Disassembly and Assembly – Gear Group (Front) – Remove

Removal Procedure

Start By:

Remove the front housing. Refer to Disassembly and Assembly, “Housing (Front) – Remove”.

 

  1. Set the No. 1 piston to top center on the compression stroke. Refer to Testing and Adjusting, “Finding Top Center Position for No. 1 Piston”.

  1. Mark the orientation of each of the gears for installation purposes.

 

  1. Remove bolts (4) and retaining plate (6) .

 

  1. Remove idler gear assembly (3) , idler shaft (2) , and thrust plate (1) from the cylinder block.

 

  1. Use Tooling (A) to remove bearing (5) from idler gear assembly (3) .

 

  1. Remove bolt (7) , retaining plate (8) , and idler gear assembly (9) .

 

  1. Check the condition of the bearing in idler gear assembly (9) . If the bearing is worn or damaged, replace the idler gear assembly.

 

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