D3C, D4C AND D5C SERIES III TRACTORS POWER TRAIN Caterpillar

(1) Torque for bolts that hold ROPS to the rear mounting brackets ... 900 ± 100 N·m (660 ± 75 lb ft)

(2) Mating surfaces between bracket and case must be clean and free of paint before installation.

(3) Apply 5P3413 Pipe Sealant to the threads of the bolts (four each side) and tighten to a torque of ... 620 ± 80 N·m (460 ± 60 lb ft)

(4) Torque for the bolts (four each side) that hold the bracket assembly to the plate ... 370 ± 50 N·m (275 ± 35 lb ft)

(5) Torque for bolts that hold ROPS to the front mounting brackets ... 900 ± 100 N·m (660 ± 75 lb ft)

(6) Torque for the bolts (four each side) that hold the plate to the frame ... 370 ± 50 N·m (275 ± 35 lb ft)