A New Rework Procedure to Add The Adjustable Pressure Reducing Valve Is Now Available For Certain Backhoe Loaders {5057, 5467} Caterpillar

Backhoe Loader

415F2 (S/N: HWA1-UP)

416F (S/N: KSF1-UP; LWT1-UP)

416F2 (S/N: LYA1-UP; HWB1-UP; LBF1-UP)

420F (S/N: LTG1-UP; LKH1-UP; JWJ1-UP; SKR1-UP)

420F2 (S/N: LBS1-UP)

420F2 IT (S/N: LYC1-UP; HWD1-UP)

420F2 ST (S/N: LYB1-UP; HWC1-UP)

430F (S/N: RDF1-UP; LNH1-UP; RGS1-UP; LDY1-UP)

430F2 IT (S/N: LYE1-UP; HWG1-UP)

430F2 ST (S/N: LYD1-UP; HWE1-UP)

Reference: Special Instruction, M0084617, "Rework Procedure to Add Adjustable Pressure Reducing Valve on Certain Backhoe Loaders"

A new rework procedure to add the adjustable pressure reducing valve is now available for the machines listed above. The new relief valves can be regulated and lower the maximum operating pressure on the work tools.

Refer to Special Instruction, M0084617 for the relief valve installation.

The Special Instruction is available through the normal literature distribution system. The publication can also be found on the Caterpillar Service Information System (SIS).