Pump Drive Gearbox Service - Toro Multi Pro 1200 Service Manual

Pump Drive Gearbox Service

3
2
1
13
8 ft- -lb
(10.8 N- -m)
7
16
Loctite #242
17
25
8 ft- -lb
(10.8 N- -m)
1. Bearing cup
2. Bearing cone
3. Worm gear
4. Key
5. Red shim (0.002")
6. Open output cap
7. Cap screw (4 per cap)
8. Output shaft seal
9. Retaining ring
Disassembly (Fig. 20)
1. Drain lubricant from gearbox.
2. Remove retaining ring (item 9) from output shaft.
3. Loosen and remove cap screws that secure output
caps (item 6 and 25) to gearbox housing. Remove caps
with bearing cups and O--rings. Remove shims. Note
shim location for assembly purposes.
Drive Train
5
4
12
14
Thread Sealant
15
18
19
26
5
7
Loctite #242
10. O- -ring
11. Blue shim (0.005")
12. Output shaft
13. Input shaft seal
14. Open input cap
15. Ball bearing
16. O- -ring
17. Red shim (0.002")
18. Blue shim (0.005")
8
6
2
1
10
11
Loctite #271
21
20
22
18
10
24
11
Figure 20
4. Carefully remove output shaft (item 12) with worm
gear and bearing cones from housing.
5. Loosen and remove cap screws that secure both
open input caps (item 14) to gearbox housing. Remove
caps and O--rings from housing. Remove shims. Note
shim location for assembly purposes.
6. Carefully pull worm (input) shaft (item 26) with bear-
ings from housing.
Page 7 - - 20
9
7
8 ft- -lb
(10.8 N- -m)
Loctite #242
23
15
16
17
Loctite #242
8 ft- -lb
(10.8 N- -m)
19. Oil level plug
20. Coupling
21. Breather
22. Nipple
23. Gearbox housing
24. Drain plug
25. Closed output cap
26. Worm (input) shaft
Multi Pro 1200/1250
14
13
7