CYLINDER PACK AS 0R4284 - Caterpillar

Hoses, tubes and routings may be different than shown in the illustration.Torque for all 1/2 in. locknuts that hold the rod ends in place on the rods ... 45 7 N m (33 5 lb ft)Torque for all 3/8 in. locknuts that hold the rod ends in place on the rods ... 14 4 N m (10 3 lb ft)(1) At assembly, apply 5P960 Multipurpose Grease to all spherical surfaces on yoke.(4) 8J6785 SpringLength under test force ... 32.0 mm (1.26 in)Test force ... 46 4 N (10.3 .8 lb)Free length after test ... 52.3 mm (2.06 in)Outside diameter ... 49.43 mm (1.946 in)(5) At assembly, apply 5P3413 Pipe Sealant to threads.(7) At assembly, apply 7M7260 Liquid Gasket to the common faces of cylinder and steering clutch case.(A) Dimension between steering clutch housing and head of bolt (2) ... 8.0 1.5 mm (.315 .060 in)Steering Clutch Adjustment
When adjusting the steering clutches, the brakes must be released. Put blocks in front of and behind both tracks to prevent machine movement during steering clutch adjustment.
The adjustments to the left steering clutch are the same as the adjustment to the right steering clutch.1. Release the brake pedals.2. Make sure there are no bent linkages.3. Loosen nut (3) and adjust bolt (2) to obtain dimension (A) between steering clutch housing and head of bolt. Tighten nut (3).4. With outer pedal against stop, adjust the length of rod (6) so there is a clearance of 0.75 0.75 mm (.029 .029 in) between cam (8) and the roller on the end of the valve group. D4B and D4C Tractors have three pedals: a left pedal and a right pedal for steering the tractor, and a center pedal for braking the tractor.D4C Series II Tractors have two interlocking pedals for steering the tractor which when pushed together brake the tractor.
D4B And D4C
D4C Series II