BOLT 0S1590 - Caterpillar

Engine:
3508B (S/N: 3DM1-UP; 7SM1-UP; 1TW1-UP; 2BM1-UP; 3DW1-UP)
3512B (S/N: 7HM1-UP; 8EM1-UP; 4TN1-UP; 1PW1-UP; 2GW1-UP; BRN1-UP)
3516B (S/N: CDE1-UP; CBN1-UP; 8KN1-UP; 9AN1-UP; 2FW1-UP; 4BW1-UP; 8CN1-UP; 3CW1-UP)
3508 (S/N: 3PS1-UP)
3512 (S/N: 3RS1-UP)
3516 (S/N: 3SS1-UP)
The 139-8529 Harness has been improved. The current change provides a waterproof seal of the harness. Heat shrink tube has been added to the entire length of the harness in order to provide a water tight seal between the harness connectors.Field repair of the previous design of the harness is not recommended. Complete replacement of the harness is suggested.The current harness is effective with the engines that are listed in Table 1.
Illustration 1 g01030026
139-8529 Harness
Table 1
Engine Serial Number    
S/N:4BW546-UP
   
S/N:1TW347-UP
   
S/N:1PW427-UP
   
S/N:7SM911-UP
   
S/N:3DM451-UP
   
S/N:8EM508-UP
   
S/N:8KN567-UP
   
S/N:9AN358-UP
   
S/N:4TN787-UP
   
S/N:CBN312-UP
   
S/N:7HM264-UP
   
S/N:2FW334-UP
   
S/N:2GW402-UP
   
S/N:CDE313-UP
   
S/N:3CW254-UP
   
S/N:3DW175-UP
   
S/N:8CN212-UP
   
S/N:2BM186-UP
   
S/N:BRN191-UP
   
S/N:3PS197-UP
   
S/N:3RS340-UP
   
S/N:3SS324-UP