C9.3 Engines for Caterpillar Built Machines Inlet and Exhaust Valve Seat Inserts - Remove and Install Caterpillar


Inlet and Exhaust Valve Seat Inserts - Remove and Install
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1.1. Removal Procedure
2.1. Installation Procedure

Removal Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     9S-3095     Puller Handle     1    
B     6V-4194
 (1)    
Valve Seat Extractor     1    
1U-9167
 (1)
Valve Seat Extractor     1    
( 1 ) For use with Exhaust Valve Seat
( 1 ) For use with Intake Valve Seat

Start By:

  1. Remove inlet and exhaust valves. Refer to Disassembly and Assembly, "Inlet and Exhaust Valves - Remove and Install".



    Illustration 1g01137634

  1. Use Tooling (A) and Tooling (B) to remove valve seat inserts (1) .

Installation Procedure

Table 2
Required Tools    
Tool     Part Number     Part Description     Qty    
C     4C-6372  (1)     Valve Seat Driver     1    
364-4009  (1) Valve Seat Driver     1    
( 1 ) For use with Exhaust Valve Seat
( 1 ) For use with Intake Valve Seat


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.





    Illustration 2g01137637

    Note: Do not machine the prefinished valve seat inserts in order to correct the valve stem projection. An excessive valve stem projection indicates that the valve seat insert is not seated or material was not cleaned from the bottom of the counterbore.

  1. Lower the temperature of new valve seat inserts (1) . Use Tooling (C) to install valve seat inserts (1) into the cylinder head.

End By: Install the inlet and exhaust valves. Refer to Disassembly and Assembly, "Inlet and Exhaust Valves - Remove and Install".

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