32. Main Pump Bushing Replacement

Main Pump Bushing Replacement

Tools Required
^ J43771 Pump Bushing Removal and Installation Tool
^ J8092 Universal Driver





1. Inspect the bushing for damage and wear. The bushing must not be damaged or worn.
2. Measure the ID of the bushing. Replace the pump bushing if the ID exceeds specifications.
Bushing ID
Maximum ID is 58.458 mm (2.3015 inch).





3. Remove all gears from pump body (1).

Important: The preferred method of removing or installing the bushing is with tool J43771 and a press. If a press is not available use J43771 and universal driver J8092.

4. Support pump body (1), machined surface up, on two wooden blocks so that bushing (2) can be removed from the back of the pump body.
5. Install the longer end of J43771 into the bushing
6. Press or drive bushing (2) from pump body (1)
7. Clean the bushing bore of all residue. Parts must be dry before installing the bushing.





Important: The bushing may be orientated in any position, but the preferred orientation is with the bushing split joint aligned with the casting numbers and the centerline of the boss opposite the numbers. Position the split joint away from the boss.

8. Support pump body (1), machined surface down, on two wooden blocks.
9. Install bushing (2) onto the shorter end of J43771.
10. Apply Loctite #620, or equivalent, to the bushing bore.
11. Using J43771, press or drive the pushing into the pump body until J43771 seats.