2007/10/15 Caterpillar


Improved Seals for the Transmission Clutch Solenoid Modulating Valves {3073, 3167}

Usage:

824H ASX
Landfill Compactor:
826H (S/N: AWF1-UP)
836H (S/N: BXD1-UP)
Soil Compactor:
825H (S/N: AZW1-UP)
Wheel Dozer:
824H (S/N: ASX1-UP)
834H (S/N: BTX1-UP)
Wheel Loader:
980H (S/N: MHG1-UP; JMS1-UP)
988H (S/N: BXY1-UP)

Description of Change: New seals for the transmission clutch solenoid modulating valves are now used. The new seals can withstand higher temperatures. The new seals have a longer life.

Adaptable To: The new 6D-7889 O-Ring Seal is a direct replacement for the former 8S-0768 O-Ring Seal. This change is adaptable back to first production of the machines that are listed above. This change is effective with the following transmission serial numbers.

Table 1
Transmission Serial Number     Arrangement     Model    
(S/N: DRT1387-UP)     230-6315     988H Wheel Loader    
(S/N: DRK,1113-UP)     230-6346     834H Wheel Dozer    
(S/N: DRK,1113-UP)     230-6346     836H Landfill Compactor    
(S/N: WLD159-UP)     261-0667     988H Wheel Loader (1)    
(S/N: DRP1144-UP)     229-8328     826H Landfill Compactor    
(S/N: MDA864-UP)     233-9688     980H Wheel Loader (2)    
( 1 ) Block Handler
( 2 ) With The Heavy Duty Transmission

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