PEDAL A.-RH 4H9461 - Caterpillar

Illustration 1 g00652244
Cylinder stroke ... 197 mm (7.8 inch) (1) Torque on the bolt ... 60 12 N m (44 9 lb ft) (2) Torque on the screw ... 20 4 N m (15 3 lb ft) (3) Diameter of the piston at two lands on each side of the wear ring ... 113.75 .05 mm (4.478 0.002 inch)Torque on the piston ... 1600 200 N m (1180 148 lb ft) (4) Diameter of the rod ... 101.55 .003 mm (3.9980 0.0001 inch)Apply 9S-3263 Thread Lock Compound to the first two threads of the rod before assembly of the piston. (5) Bore in the cylinder ... 114.35 .06 mm (4.502 0.002 inch) (6) Bore in the head ... 102.1 .03 mm (4.020 0.001 inch)Lubricate the threads on the head with clean grease.Torque on the head ... 400 40 N m (295 30 lb ft) (7) Apply 9S-3263 Thread Lock Compound to the outer surface of the seal.Lubricate all of the seals and all of the wear rings with clean system oil.