Lift Cylinder Service
9
6
81 to 102 N--m)
0 to 75 ft--lb
8
11
10
(
7
6
3
4
2
5
1
12
13
14
Figure 44
1.
2.
3.
4.
5.
Lock nut
Wear ring
Seal
O--ring
Piston
6.
Head
11. Wiper
12. Barrel
13. Shaft
14. O--ring
7.
8.
9.
O--ring
Back--up seal
Retaining ring
10. Seal
Disassembly (Fig. 44)
Pump oil out of cylinder into a drain pan by slowly
5. Extract shaft with head and piston by carefully twist-
ing and pulling on the shaft.
1.
moving piston back and forth.
IMPORTANT: When securing shaft in vise, clamp on
shaft clevis only. Do not clamp vise jaws against the
shaft surface.
2.
terior with cleaning solvent and dry thoroughly.
Before disassembling cylinder, plug ports, wash ex-
6.
vis of the shaft. Remove lock nut and piston from the
shaft. Slide head from the shaft.
Mountshaftsecurely inavisebyclampingonthecle-
IMPORTANT: Prevent damage when clamping the
cylinder’s barrel into a vise; clamp on the clevis
only. Do not close vise on barrel.
7.
piston. Remove O--ring, back--up seal, seal and wiper
from the head.
Remove piston seal, O--rings and wear ring from the
3.
clamping on the barrel clevis.
Mount liftcylinder inaviseequipped withsoft jawsby
4.
Remove retaining ring that secures head in barrel.
Inspection
A. Use a spanner wrench to rotate head clockwise
until the edge of the retaining ring appears in the bar-
rel opening.
1.
pressed air. Do not wipe parts dry with paper towels or
cloth. Lint in the hydraulic system will cause damage.
Wash parts in clean solvent. Dry parts with com-
B. Insert a screwdriver under the beveled edge of
the retaining ring to start the retaining ring through
the opening.
2.
age (deep scratches, out--of--round, etc.).
Carefully inspect internal surface of barrel for dam-
3.
scoring, pitting or wear.
Inspect shaft and piston for evidence of excessive
C. Rotate the head counter--clockwisetoremove re-
taining ring from barrel and head.
4.
Replace lift cylinder if internal components are found
to be worn or damaged.
Page 9 -- 56
Hydraulic System
Workman HD Series
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro 09173SL |
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| 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)
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| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
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