2007/07/02 Caterpillar

Backhoe Loader:

420D (S/N: BMC1-UP)

428D (S/N: BXC1-UP; BNS1-UP; BMT1-UP; DSX1-UP)

432D (S/N: BLD1-UP; WEP1-UP; TDR1-UP)

438D (S/N: BPE1-UP; BPN1-UP)

442D (S/N: TBD1-UP; BRG1-UP; SMJ1-UP; BRY1-UP)

ReferenceDisassembly and Assembly, RENR3585, "416D, 420D, 424D, 428D, 430D, 432D, 438D and 442D Backhoe Loaders Machine Systems ", "Lift Arms - Remove"

ReferenceDisassembly and Assembly, RENR3585, "416D, 420D, 424D, 428D, 430D, 432D, 438D and 442D Backhoe Loaders Machine Systems ", "Lift Arms - Install"

Illustration 1	g01383132

New 277-6285 Lift Arm and Bearing As are available. Improvements to the welds and the structure of the lift arms will improve the performance and reliability of the machine in heavy work operations.

The 112-0943 Lift Arm As has been replaced by 277-6285 Lift Arm and Bearing As. The lift arm assembly is part of the 111-0339 Lift Arm Gp. The new improved lift arm assembly is adaptable back to the start of production.