Installation
CAUTION
1.
Lubricate new O--rings with clean hydraulic fluid.
Install O--rings and hydraulic fittings to the valve body.
Use eye protection such as goggles when using
compressed air.
2.
screws, flat washers, and lock nuts.
Secure valve body to the mounting plate with cap
4.
Cleanreliefvalvecartridge usingcleanmineralspir-
its to flush out any contamination. Submerge cartridge
in clean mineral spirits to flush out contamination. Par-
ticles as fine as talcum powder can affect the operation
of high pressure hydraulic valves. Use compressed air
for cleaning.
3.
tings. Tighten hose connections.
Install O--rings and hose assemblies to hydraulic fit-
Disassembly
1.
Unscrew relief valve cartridge from the relief valve
body. Remove O--rings and back--up ring.
Reassembly
2.
sealing surfaces and threads and contamination.
Inspect ports of the relief valve body for damaged
1.
hydraulic fluid. Install O--rings and back--up ring to the
relief valve cartridge.
Lubricate new O--rings and back--up ring with clean
3.
Inspect relief valve cartridge for damaged sealing
surfaces and contamination.
2.
Screw relief valve cartridge into the relief valve
A. Contamination may cause valves to stick or
hang up. Contamination can become lodged in
small valve orifices or seal areas causing malfunc-
tion.
body. Torque cartridge to 20 ft--lb (27 N--m).
3.
Lubricate new O--rings with clean hydraulic fluid.
Connect hydraulic fittings and O--rings to the relief valve
body.
B. If sealing surfaces appear pitted or damaged,
the hydraulic system may be over heating or there
may be water in the system.
Greensmaster 3250--D
Page 4 -- 73
Hydraulic System (Rev. I)
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
|---|---|
| Tags | Toro Greensmaster 3250 D |
| 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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