MIRROR AS 3728075 - Caterpillar

Assembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 1P-1854 Retaining Ring Pliers 1
B Plate
50.8 mm (2 inches) x 102 mm (4 inches) x 6 mm (0.25 inches) 2
C 1P-1857 Retaining Ring Pliers 1
D Tube
57 mm (2.25 inch) diameter x 6 mm (0.25 inch) thick wall x 203 mm (8 inches) long 1
E 1P-0510 Driver Group 1
F 2S-3230 Bearing Lubricant
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Note: Thoroughly clean all of the parts. Apply Tooling (F) to all of the bearings and the drive assembly. Before assembly, coat all of the other parts with an SAE 10 grade of oil.
Illustration 1 g01054313Note: Check the O-ring seals for wear or for damage. If necessary, replace the O-ring seals.
Install O-ring seals (54) on rotor cylinder (53). Install rotor cylinder (53) into motor housing (3). Orient pin (55) of rotor cylinder (53) with slot (56) in motor housing (3).
Illustration 2 g00598181
Install O-ring seal (52) onto rotor cylinder (53).
Illustration 3 g00598221
Install rear end plate (45) on the shaft of rotor (48).
Illustration 4 g01054318Note: Check the O-ring seal for wear or for damage. If necessary, replace the O-ring seal.
Install O-ring seal (46) over the shaft of rotor (48).
Illustration 5 g01054320
Install bearing (44) over the shaft of rotor (48). The bearing will fit into the rear end plate.
Illustration 6 g01054321
Install rotor clamp nut (42) on the shaft of rotor (48). Orient the shoulder of nut (42) toward the bearing.
Illustration 7 g00598201
Tighten the rotor clamp nut in order to obtain a clearance of 0.03 to 0.08 mm (0.001 to 0.003 inch) between the rear end plate and the rotor. Measure the clearance with a feeler gauge. Tighten hex socket head bolt (43) into the rotor clamp nut. Measure the clearance again.