Remove the four bolts (Item 1) [Figure 30-50-8] from the pump housing end cap.
Remove the pump housing end cap (Item 1) [Figure 30-50-9].
Remove the gasket (Item 2) [Figure 30-50-9].
Remove the valve plate (Item 1) [Figure 30-50-10].
Check the valve plate for wear. (Both Sides.)
Check the valve plate locating pin (Item 1) [Figure 30-50-11] for wear and replace if needed.
Check the needle bearing (Item 2) [Figure 30-50-11] for wear and replace if needed.
Remove the rotating group (Item 1) [Figure 30-50-12] from the pump.
Remove the slipper guide and pistons (Item 1) [Figure 30-50-13] from the cylinder block.
Check all the pistons (Item 2) [Figure 30-50-13] for wear and replace the rotating group as needed.
Remove the ball guide retainer (Item 1) [Figure 30-50-14] from the cylinder block.
Check the ball guide retainer (Item 1) and washer (Item 2) for wear and replace as needed [Figure 30-50-15].
Remove the four pins (Item 3) [Figure 30-50-15] from the cylinder block.
Check the cylinder block for wear and replace as needed.
Check pins (Item 3) [Figure 30-50-15] to see if they are all the same length.
Remove the thrust plate (Item 1) [Figure 30-50-16] from the pump housing.
Remove the driveshaft key (Item 1) the snap ring (Item 2) and the support washer (Item 3) from the drive shaft end of the pump [Figure 30-50-17].
Use a seal puller and remove the seal (Item 1) [Figure 30-50-18] from the pump housing.
Remove the snap ring (Item 1) [Figure 30-50-19] from the pump housing and remove the driveshaft and bearing from the housing.
Remove the snap ring (Item 1) [Figure 30-50-20] from the driveshaft and remove the bearing.
Check the bearing for wear and replace if worn.
Check the pump shaft (Item 1) [Figure 30-50-21] for wear and replace if needed.
Remove the four mount bolts (Item 1) [Figure 30-50-22] from the lower trunnion cover. Remove the cover.
Remove the O-ring (Item 1) and bearing race (Item 2) from the pump housing [Figure 30-50-23].
Check the bearing race (Item 1) and O-ring (Item 2) [Figure 30-50-24] for wear and replace as needed.
Remove the four mount bolts (Item 1) from the pump housing and remove the linkage bracket (Item 2) [Figure 30-50-25].
Remove the upper trunnion cover (Item 1) [Figure 30-50-26].
Inspect the seal (Item 1) [Figure 30-50-27] in the upper trunnion cover and replace if needed.
Remove the O-ring (Item 1) and bearing race (Item 2) [Figure 30-50-28] from the pump housing.
Inspect the bearing race (Item 1) and O-ring (Item 2) [Figure 30-50-29] and replace as needed.
Slide the swash plate from side to side and remove the tapered roller bearing (Item 1) [Figure 30-50-30] from the swash plate shaft.
