Hydraulic Manifold Service
8. Reinstall the cartridge valve:
1.
cartridge valve.
Make sure the manifold is clean before removing the
A. Lubricate new seal kit components with clean hy-
draulic oil and install on valve. The o–rings, sealing
rings, and backup rings must be arranged properly
on the cartridge valve for proper operation and seal-
ing.
2.
securing solenoid to the cartridge valve. Carefully slide
solenoid off the valve.
If solenoid cartridge is being serviced, remove nut
IMPORTANT: Use care when handling the valve
cartridge. Slight bending or distortion of the
stem tube can cause binding and malfunction.
3.
tridge valve is being serviced, remove knob assembly:
If reel speed control cartridge valve or backlap car-
A. Unscrew and remove knob. Remove both jam
nuts.
B. Thread cartridge valve carefully into correct man-
ifold port. The valve should go in easily without bind-
ing.
B. Slide off indicator plate being careful not to lose
springs or balls. Remove both springs and balls from
detent plate.
C. Torque cartridge valve using a deep socket to 35
ft–lb (47 N–m).
C. Loosen set screw and slide detent plate from the
spool valve stem.
9.
If solenoid cartridge was removed: carefully install
solenoid coil to the cartridge valve making sure that seal
is placed on both sides of the coil. Apply medium
strength thread–locking compound to the threads of the
valve. Torque nut to 15 in–lb (1.7 N–m).
D. Remove locating plate with pin from spool valve.
IMPORTANT: Use care when handling the cartridge
valve. Slight bending or distortion of the stem tube
can cause binding and malfunction.
10.If
tridge valve was removed: reinstall knob assembly to
cartridge stem.
reel speed control cartridge valve or backlap car-
4.
Remove cartridge valve with a deep socket wrench.
Note correct location for o–rings, sealing rings, and
backup rings. Remove and discard seal kit.
A. Install locating plate so that the pin seats into the
locating hole.
5.
sealing surfaces, damaged threads, and contamination.
Visually inspect the manifold port for damage to the
B. Turn the threaded spool valve stem carefully
clockwise until it stops.
6.
surfaces and contamination.
Visually inspect cartridge valve for damaged sealing
C. Place detent plate counterbore down and thread
detent plate down onto the valve stem until it is
stopped by the locating plate. Turn detent plate back
counterclockwise 1/4 turn.
A. Contamination may cause valves to stick or hang
up. Contamination can become lodged in small valve
orifices or seal areas causing malfunction.
D. Center one detent plate hole over a locating plate
indentation. Drop a ball into each hole and then drop
a spring into each hole.
B. If valve sealing surfaces appear pitted or dam-
aged, the hydraulic system may be overheating or
there may be water in the system.
E. Place indicator plate over the detent plate:
On backlap valve, make sure the arrow points to
the right at 45o.
CAUTION
On reel speed control valve, make sure the arrow
points directly at the number 1 on the locating
plate.
Use eye protection such as goggles when using
compressed air.
F. While pushing down on the indicator plate and
compressing the springs, install a jam nut onto the
valve stem. While tightening the set screw, tighten
jam nut at the same time using a 7/16“ wrench.
7.
Clean cartridge valve using clean mineral spirits.
Submerge valve in clean mineral spirits to flush out con-
tamination. Particles as fine as talcum powder can affect
the operation of high pressure hydraulic valves. If car-
tridge design allows, use a wood or plastic probe to push
the internal spool in and out 20 to 30 times to flush out
contamination. Be extremely careful not to damage car-
tridge. Use compressed air for cleaning.
G. Thread second jam nut all the way down the valve
stem. Apply medium strength thread–locking com-
pound to the valve stem threads. Screw knob all the
way down until it contacts the upper jam nut.
Reelmaster 2000–D
Page 4 – 61
Hydraulic System
| Categories | Lawn Mower Manual, Sprinkler and Irrigation Manuals, Toro Sprinkler and Irrigation Manuals |
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| Tags | Toro Reelmaster 2000-D |
| Download File |
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| Document Type | Service Manual |
| Language | English |
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| Publisher | toro.com |
| Wikipedia's Page | Toro Company |
| Copyright | Attribution Non-commercial |
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Lawn and Garden readers have rated Toro 02103SL Rev A Reelmaster 2000 D Service Manual 5.0 out of 5.0 based on 1 product reviews. Really needed this manual. Amazing that Toro would make it so easily available. Full of details.