WHEEL AS 3434268 - Caterpillar

Illustration 1 g00743380
(1) Torque the locknut with lubricant on threads. ... 1800 90 N m (1320 65 lb ft)Width across flats ... 64.6 mm (2.54 inch) (2) Before installing the seal assembly, fill the clearances with grease in order to remove the air. (3) Install the seal ring with the groove toward the piston. (4) Diameter of new rod assembly ... 59.93 0.03 mm (2.34 0.001 inch) (5) Bore of new cylinder assembly ... 90.08 0.03 mm (3.55 0.001 inch) (6) Cylinder head Bore of new cylinder head ... 60.63 0.03 mm (2.38 0.001 inch) Torque for cylinder head ... 550 55 N m (410 41 lb ft)Drill a hole 4.5 mm (0.177 inch) in diameter to the depth of dimension (E). Backup ring (9) fits in the hole. Dimension (E) ... 17.5 0.5 mm (0.69 0.02 inch) (7) Stopper assembly must have a clearance of 0.5 0.25 mm (0.02 0.010 inch) in the axial direction after installation. (8) Outside diameter of the ring must be 42.0 mm (1.65 inch) or less after installation. (9) Apply 8T-9016 Gasket Sealant in the hole for the backup ring. (10) Lubricate the sealing lip slightly with the lubricant that is being sealed before installation. (11) Apply 4C-4032 Bearing Mount Compound to the wiper seal groove before installing.Stick Cylinder Drift Rate
Oil temperature 55° 5°C (131° 9° F)
Table 1
New Cylinder    Cylinder Drift    Elapsed Time    
Empty Bucket    
10 mm (0.39 inch) (1)     Five Minutes    
Loaded Bucket (2)    
12 mm (0.47 inch) (1)     Three Minutes    
( 1 ) Maximum
( 2 ) Weight of loaded bucket 375 kg (825 lb)Note: The specifications for the boom cylinder drift rate will vary due to the machine configuration. Refer to Table 2 for the machine configuration for these specifications.
Table 2
Machine Configuration    
Boom    Stick    Bucket    
3.70 m (12 feet 2 inches)    
1.67 m (5 feet 6 inches)    
0.28 m3 (0.37 yd3)