Service Manual

48 ZT-2100
(Swashplate/Pump Block)
11. (See Figure 11) Install the pump thrust
bearing (60) in the trunnion machined
swashplate (40). NOTE: Place the thin race
of the bearing towards the swashplate. The
thick race must face the pistons.
12. (See Figure 10) Place the pump block as-
sembly (131), pistons down, on top of the
thrust bearing (60) in the swashplate (40).
13. Coat the pump running surface with clean
motor oil.
14. Care must be taken to prevent the scaring
or scratching of the center section sealing
face during this step. Insert the shaft of the
swashplate/pump block assembly (Figure
18) into the housing while simultaneously
compressing the pistons in the block.
NOTE: To assist in the installation of these
components, insert the assembly until 3/4
of the pump block is covered by the center
section. Then slightly press the shaft end
toward the center section while pushing the
shaft into its bore.
15. Install the input shaft and bypass rod. See
page 45.
16. Install the axle shaft, and reduction gears.
Refer to page 43.
17. Install the side cover and brake. See pages
41-42.
18. Install new seals. See page 40.
19. Fill the transaxle with new oil. See page
11.
20. Install the bypass arm and control arm. See
page 39.
Figure 10.
Figure 11.
Figure 12
40
60
131
A
B
C
1
40
131