BRAKE GP-SERVICE 1772249 - Caterpillar

Illustration 1 g01512960
Note: After assembly, the sleeve bearings must not extend beyond either side face of the cylinder assembly. (1) 9R-0139 Sleeve Bearing Quantity ... 2 Inside diameter ... 55.309 0.020 mm (2.1775 0.0008 inch) Outside diameter ... 68.105 0.013 mm (2.6813 0.0005 inch) (2) Torque for the bolt assembly ... 2600 260 N m (1920 190 lb ft)Note: Lubricate the threads of the head with clean grease before assembly. (3) Torque for the head ... 600 130 N m (440 95 lb ft) (4) Lubricate the sealing lip of the buffer seal assembly lightly with the lubricant that is being sealed. (5) Lubricate the sealing lip of the U-cup seal lightly with the lubricant that is being sealed. (6) Lubricate the sealing lip of the rod wiper lightly with the lubricant that is being sealed. (7) Apply 1U-8846 Gasket Sealant to the bottom of the connector plate before assembly. (B) Outside diameter of the piston over two lands ... 84.50 0.03 mm (3.327 0.001 inch) (C) Bore of the cylinder assembly ... 85.00 0.08 mm (3.346 0.003 inch) (D) Bore of the head over four lands ... 60.61 0.03 mm (2.386 0.001 inch) (E) Diameter of the rod assembly ... 60.275 0.038 mm (2.3730 0.0015 inch)Note: After assembly, the sleeve bearings must not extend beyond either side face of the rod assembly. (8) 9R-0162 Sleeve Bearing Quantity ... 2 Inside diameter ... 50.302 0.020 mm (1.9804 0.0008 inch) Outside diameter ... 63.094 0.013 mm (2.4840 0.0005 inch) (9) Torque for two bolts ... 47 9 N m (35 7 lb ft) (10) Torque for the socket setscrew ... 25 6 N m (18 4 lb ft) (F) Protrusion of the spring pin in the cap and bearing assembly ... 2 mm (0.1 inch)