Disassembly (Fig. 25)
Remove oil from the steering cylinder into a drain pan
Reassembly (Fig. 25)
1.
1. Make sure all parts are clean before reassembly.
by slowly pumping the cylinder shaft. Plug both ports
and clean the outside of the cylinder.
2.
ring with with clean Dexron III ATF.
Coat new o–rings, Uni–ring, rod seal, and back–up
IMPORTANT: Prevent damage when clamping the
hydraulic cylinder into a vise. Do not close vise
enough to distort the barrel.
A. Install Uni–ring and o–ring to the piston.
B. Install o–ring, back–up ring, rod seal, and dust
seal to the head.
2.
Mount end of steering cylinder in a vise. Remove re-
taining ring.
IMPORTANT: Do not clamp vise jaws against the
shaft surface. Protect shaft surface before
mounting in a vice.
3.
Remove plugs from ports. Extract shaft, head, and
piston by carefully twisting and pulling on the shaft.
3.
of the shaft.
Mount shaft securely in a vise by clamping on the end
IMPORTANT: Do not clamp vise jaws against the
shaft surface. Protect shaft surface before mount-
ing in a vice.
A. Coat shaft with a light coat of clean Dexron III
ATF.
4.
Mount shaft securely in a vise by clamping on the end
of the shaft. Remove lock nut and piston from the shaft.
Slide head off the shaft.
B. Slide head assembly onto the shaft. Install piston
and lock nut onto the shaft. Torque lock nut to 75 ft–lb
(102
N–m).
5.
Remove Uni–ring and o–ring from the piston.
C. Remove shaft from the vise.
6.
Remove o–ring, back–up ring, rod seal, and dust
seal from the head.
IMPORTANT: Prevent damage when clamping
the hydraulic cylinder into a vise. Do not close
vise enough to distort the barrel.
4.
5.
Mount end of the barrel in a vise.
Coat all internal parts with a light coat of clean Dex-
ron III ATF. Slide piston, shaft, and head assembly into
the barrel being careful not to damage the seals.
6.
Secure head into the barrel with retaining ring.
Multi Pro 1200/1250
Page 4 – 31
Hydraulic System
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro Multi Pro 1200, Toro Multi Pro 1250 |
| Download File |
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| Document Type | Service Manual |
| Language | English |
| Product Brand | Toro. Customer Service Representatives are available by phone:
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| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
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