Steering Pump Service
8
7
1
2
6
10
5
144 to 180 in–lb
(16 to 20 N–m)
3
4
9
11
12 13
12
14
15
114
(13
to 150 in–lb
to 17 N–m)
12
24
23
22
2
0
16
19
17
21
15
18
Figure 18
1.
2.
3.
4.
5.
6.
7.
8.
Snap ring
Seal
9.
10. Cap
11. Key
12. Crescent ring (4 used)
13. Woodruff key
14. Drive shaft
15. Needle bearing (4 used)
16. Plug
Gasket
17. Screw (8 used)
18. Gear housing
19. Idler gear
20. Drive gear
21. Idler shaft
22. Gasket
Spacer
Ball bearing
Check ball
Spring
Spring
Adjusting screw
23. Dowel pin
24. Stator
Relief Valve Service (Fig. 18)
Remove cap (Item 10). Remove and discard gasket
4. Clean and dry relief valve parts. Apply clean Dexron
III ATF to valve parts.
1.
(Item 9) from cap.
NOTE: Install adjusting screw same number of turns as
counted during removal for the same approximate relief
pressure setting.
NOTE: Count number of turns it takes to unthread ad-
justing screw so it can be reinstalled for the same
approximate relief pressure setting.
5. Install check ball (Item 5), springs (Item 6 and 7), and
adjusting screw (Item 8). Position small end of springs
against check ball.
2.
Remove adjusting screw (Item 8), springs (Item 6
and 7), and check ball (Item 5).
6.
cap from 144 to 180 in–lb (16 to 20 N–m).
Install cap (Item 10) and new gasket (Item 9). Torque
3.
Inspect check ball for burrs or roughness. Inspect re-
lief valve bore and seat inside pump stator (Item 24). In-
spect springs for damage. Replace any worn or
damaged parts.
7. Check pump relief pressure (see TEST NO.1 –
Steering Pump Flow and Relief Pressure). If adjustment
is needed, tighten adjusting screw to increase relief
pressure or loosen adjusting screw to reduce pressure.
Hydraulic System
Page 4 – 22
Multi Pro 1200/1250
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro Multi Pro 1200, Toro Multi Pro 1250 |
| Download File |
|
| Document Type | Service Manual |
| Language | English |
| Product Brand | Toro. Customer Service Representatives are available by phone:
Monday - Friday 7:30 a.m. to 9:00 p.m. (CDT) - Saturday 8:00 a.m. to 8:00 p.m. (CDT) - Sunday 10:00 a.m. to 8:00 p.m. (CDT)
Canada 1-888-225-4886 USA 1-888-384-9939, Lawn Mower |
| Document File Type | |
| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
| Copyright | Attribution Non-commercial |
(0 votes, average: 0 out of 5)