ENGINE AR-COMPLETE 4366389 - Caterpillar

When a hoist is used to lift any part or assembly, stand clear of the area. Always make sure the hoist has the correct capacity. Approximate weights of the components are shown in the chart which follows.
Prepare the machine for maintenance. For the correct procedure, refer to the above listed Operation and Maintenance Manual.Remove the front wheels for rework. For the correct procedure, refer to the above listed Disassembly and Assembly manual.Required Parts
Table 2
Parts Needed    
Item     Qty     Part Number     Description    
1     4     5P-8245     Hard Washer    
2     4     6A-5591     Bolt    
3     4     7D-1649     Hard Washer    Rework Procedure
Illustration 1 g03037398
Drill four holes (A) in the 265-3191 Front Wheel (B) as shown in Illustration above.
Illustration 2 g03037459
View of Front Wheel (C) 305.0 mm (12.01 inch) (D) 10.5 mm (0.41 inch)
Drill holes (A) at a diameter of (D) at distance (C) from the center of front the wheel as shown in Illustration 2. Drill the four holes to a depth of 25 mm (0.98 inch).Note: Four holes (A) should be located 90 degrees apart. Refer to Step 4 for optional procedure to locate hole (A) positions.
Use an M12 X 1.75-6H Tap to tap the four holes that were drilled in Step 2. Tap the four holes to a depth of 21 mm (0.83 inch).
Illustration 3 g03037469
(E) 16 mm (0.63 inch)
This step can be used as an option to determine where the drilled holes will be located. Drill the first hole to the center of distance (E) from the top of the spline as shown in Illustration 3. Drill the remaining three holes directly below the spline root at roughly 90 degrees apart.
Illustration 4 g03037776
(1) 5P-8245 Hard Washer (2) 6A-5591 Bolt (3) 7D-1649 Hard Washer (F ) Brake Hub (G) Front Wheel (H) Parking Brake Housing
Install brake hub (F) onto front wheel (G). Refer to Disassembly and Assembly Manual
Illustration 5 g03037919
Install hard washer (3), hard washer (1), and bolt (2) as shown.
Apply red Loctite 271 to the threads of bolts (2) .
Torque bolts (2) to a value of 100 10 N m (74 7 lb ft).Inspection of the Parking Brake Housing
Illustration 6 g03041818
View of the parking brake housing that is a new part with no wear.
Illustration 7 g03041796
View of the parking brake housing with a visible wear step that is within the wear limit.
Illustration 8 g03041631
View of the parking brake housing with a visible wear step that is beyond the wear limit. (A) 7 mm (0.276 inch) (B) Additional wear step
Inspect the parking brake housing for wear.Note: If the parking brake housing has a wear step, as measured from (A), of more than 7 mm (0.276 inch) then replace the housing.Note: A wear step of more than 7 mm (0.276 inch) will cause a step to form at (B). Wear step (B) is also an indication that the parking brake housing is worn beyond the reuse limit and must