3126B Marine Engine Caterpillar


Vibration Damper and Pulley - Remove and Install

Usage:

3126B 3GS

Removal Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     1U-7117     Breaker Bar     1    


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.





    Illustration 1g00650392

  1. Use Tool (A) to release the tension on drive belt (1). Remove drive belt (1) .



    Illustration 2g00650394

  1. Remove eight bolts (2), the washers, crankshaft vibration damper (3), and one spacer from the crankshaft pulley.



    Illustration 3g00650403

  1. Remove four bolts (4) and the washer.

  1. Remove crankshaft pulley (5) .

Installation Procedure

Table 2
Required Tools    
Tool     Part Number     Part Description     Qty    
A     1U-7117     Breaker Bar     1    


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.





    Illustration 4g00650403

  1. Position crankshaft pulley (5). Install four bolts (4) and the washer. Tighten the bolts to a torque of 190 ± 30 N·m (140 ± 22 lb ft).



    Illustration 5g00650394

  1. Install one spacer and crankshaft vibration damper (3). Install eight bolts (2) and the washers. Tighten eight bolts (2) to a torque of 55 ± 10 N·m (40 ± 7 lb ft).



    Illustration 6g00650392

  1. Use Tool (A) to install drive belt (1) .
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