COVER-ROD 2662635 - Caterpillar

Installation Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     9U-7540     Lift Stand     1    
277-7200 Electric Hydraulic Pump Gp     1    
B     138-7575     Link Bracket     1    
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
If necessary, install the circle drive.
Illustration 1 g01403436
Install adapter (21) to drawbar (1). Install ball (20) and bolts (19) to drawbar (1). Tighten bolts (19) to a torque of 500 65 N m (369 48 lb ft).
Install shims (18) and adapter (17). Adjust shims (18) to obtain an end play of 0.60 0.20 mm (0.020 0.008 inch).
Install bolts (22) .
Illustration 2 g01403432
Attach a suitable lifting device to drawbar (1). The weight of drawbar (1) is approximately 907 kg (2000 lb). Install drawbar (1) and bolts (16) .
Illustration 3 g01403404
Install shoe (14), wear strip (15), and bolts (13). Repeat for the remaining shoes.Note: Note the location of shoes (14) .
Tighten set screw (12) .
Tighten nut (11) .
Illustration 4 g01403392
Extend the blade lift cylinders.
Install cap (9) and the shims. Install bolts (10). Repeat this step for the opposite side of the machine.Note: Note the number of shims.
Install centershift cylinder (8).
Illustration 5 g01403317
Install clamps (4) that connect hose assemblies (6) to the drawbar.
Attach Tooling (B) and a suitable lifting device to swivel (3). The weight of swivel (3) is approximately 41 kg (90 lb).
Position swivel (3) and install bolts (7). Remove Tooling (B) and the suitable lifting device.
Connect hose assemblies (6), (5), and (2) .
Illustration 6 g01403290
Position drawbar (1) to the original location. Remove the suitable cribbing and Tooling (A) .
Illustration 7 g01403782
Illustration 8 g01403791
Stop the engine. Measure Dimension (A) between wear strip (25) and circle (23). Dimension (A) must be no greater than 0.50 mm (0.020 inch). Add or remove shims (24) to obtain the correct dimension.
Loosen bolts (13) to allow movement in shoes (14). Seat circle drive pinion (26) in the teeth on circle (23). Move circle (23) to obtain Dimension (C). Dimension (C) must be 50.00 + 2.50 − 0.50 mm (2.000 + 0.098 − 0.020 inch).
Loosen nuts (11). Evenly adjust setscrews (12) against shoes (14) to bring shoes (14) in contact with circle (23). Back off set screws (12) to obtain Dimension (B). Dimension (B) must be no greater than 0.80 mm (0.032 inch).
Tighten bolts (13) to a torque of 530 70 N m (391 52 lb ft). Tighten nuts (11) to a torque of 200 30 N m (148 22 lb ft).
Start the engine and run the engine. Rotate the circle through the entire working range and check for binding. The circle must rotate freely.