BRACKET AS-CONTROL 7N2694 - Caterpillar

Engines:
3508B (S/N: CBB)
3512 (S/N: 8ZZ)
3512B (S/N: 2EZ; 2RD; 3ZW; 4TN; 5AW; 7HM; 8DF; 8EM; 8RM; BRC)
3516 (S/N: 3SS; 3XS)
3516B (S/N: 1NW; 2FW; 3CW; 8KN)
Electric Power Generation:
PM3512 (S/N: BNR)
Trailer Mounted Pumper:
SPF343 (PIN: 6RZ)
Description of Change: New turbochargers are released for these engines. The interim turbocharger and the new turbocharger have an improved design of the compressor housing. The design of the new turbocharger will reduce stress on the blades of the compressor. The new turbocharger has a forged, machined aluminum compressor wheel in order to improve strength.Adaptable To: The new turbochargers are direct replacements for the original turbochargers and the interim turbochargers. Consult Table 1 for the appropriate turbocharger.
Table 1
Original Turbocharger    Interim Turbocharger    New Turbocharger    
155-0731     183-2822     188-4621    
155-0732     183-2825     188-4622    
This configuration was not available.     178-3658     188-4623    
This configuration was not available.     179-1515     188-4624    
176-3230     180-9189     188-4625    
165-6677     183-5178     188-4626    
157-3675     178-3661     188-4627    
153-3925     183-5176     188-4628    
143-0514     183-5174     188-4629    
174-7080     183-5173     188-4630