2007/12/17 Caterpillar


An Improved Start/Stop Control is Now Used on Marine Applications {7418}

Usage:

3412E 9KS
Marine Engine:
3406E MARINE (S/N: 9WR2266-UP)
3412E MARINE (S/N: 9KS1377-UP; 9PW485-UP)
C15 MARINE (S/N: RLA100-UP)
C18 MARINE (S/N: CKH110-UP; C1J180-UP; NAX1-UP; NAY1-UP)
C30 MARINE (S/N: CLX130-UP)
C32 MARINE (S/N: RXB180-UP; RNC2180-UP)
Generator Set:
C18 MARINE GS (S/N: CYN150-UP)

Description of Change: An improved start/stop control is now used. The new start/stop control decreases the possibility of voltage spikes.

Adaptable To: A diode has been incorporated into the wiring harness for the start/stop control. Refer to Table 1 for the proper replacement part number. The new start/stop controls are direct replacements for the old start/stop controls.

Table 1
Old Start/Stop Control     New Start/Stop Control    
131-8285 Start/Stop Control     304-6650 Auto Start/Stop Control    
203-4623 Auto Start/Stop Control     304-6645 Auto Start/Stop Control    
203-4624 Auto Start/Stop Control     304-6646 Auto Start/Stop Control    
The old start/stop controls have been replaced in production with the new start/stop controls. The engines that are listed in Table 2 below are now produced with the new start/stop controls.

Table 2
Effectivity for the New Start/Stop Controls    
S/N:9KS4505-UP    
S/N:9PW3105-UP    
S/N:9WR10526-UP    
S/N:C1J1088-UP    
S/N:CKH3071-UP    
S/N:CYN670-UP    
S/N:CLX2938-UP    
S/N:NAX30-UP    
S/N:NAY92-UP    
S/N:RLA910-UP    
S/N:RNC3073-UP    
S/N:RXB3751-UP    

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