3508B, 3512B and 3516B Generator Set Engines Housing (Front) - Remove Caterpillar


Housing (Front) - Remove
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1.1. Removal Procedure

Removal Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
1P-0074  Slide Hammer Puller 
8B-7557 Threaded Adapter 
138-7573  Link Bracket 
1P-0520  Driver Group 
Guide Stud
(5/8 - 11 x 8 inch) 

Start By:

  1. Remove the oil filter base. Refer to Disassembly and Assembly, "Engine Oil Filter Base - Remove".

  2. Remove the crankshaft front seal and the wear sleeve. Refer to Disassembly and Assembly, "Crankshaft Front Seal and Wear Sleeve - Remove".

  3. Remove the accessory drive. Refer to Disassembly and Assembly, "Accessory Drive (Front) - Remove".

  4. Remove the engine oil pump and water pump drive. Refer to Disassembly and Assembly, "Accessory Drive (Front) - Remove".

  5. Remove the auxiliary water pump. Refer to Disassembly and Assembly, "Auxiliary Water Pump - Remove".


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.




    Illustration 1g01132169

  1. Remove bolts and cover (1). Remove the gasket from front housing (2).

  2. Remove bolts and cover (3). Remove the O-ring seal from the cover.


    Illustration 2g01131889

  3. Remove bolts (7). Use Tooling (A) to remove shaft (4) from front housing (2). Remove O-ring seal (8) from the shaft.

  4. Remove idler gear (5) and thrust washer (9) from the front housing.

  5. Use Tooling (C) and a suitable press to remove sleeve bearing (6) from idler gear (5).


    Illustration 3g01131907

  6. Install Tooling (B) and attach a suitable lifting device to front housing (2). The weight of front housing (2) is approximately 181 kg (400 lb). Remove two bolts and install Tooling (D). Remove remaining bolts (10) that hold the front housing to the cylinder block. Remove the front housing.

  7. Remove gasket (11) from the front housing and the cylinder block.

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