Greensmaster 3250--D Hydraulic SystemPage 4 -- 105
Removal (Fig. 74)
1. Park the machine on a level surface, engage the
parking brake, lower the cutting units and stop the en-
gine. Remove key from the ignition switch.
CAUTION
Before continuing further, read and become fa-
miliar with General Precautions for Removing
and Installing Hydraulic System Components.
2. Place clean container, large enough to collect 2 gal-
lons(7.6liters),undertheoilfilterassemblytocollecthy-
draulic oil.
3. Crack open oil filter and allow at least 2 gallons (7.6
liters) of hydraulic oil to drain into the container, then
tightenoilfiltertostopdrainage.Uncaphydraulicoiltank
and allow enough time for the hydraulic oil to drain out
of the leak detection tank into the hydraulic oil t ank.
4. Remove five (5) cap screws and flat washers secur-
ing the cover plate and cap tether to the leak detection
tank. Remove cover plate from tank (Fig. 75).
5. Remove cap screw and flat washer securing R--
clampandleak detector harnesstotheundersideof the
hydraulic tank. Pull clamp free of harness (Fig. 76).
6. Unplug leak detector harness from 2--pin plug, with
yellow/orange and black wires, on the main t ractor har-
ness. Pull leak detector harness out of the access hole
on the hydraulic tank.
7. Loosen four (4) cap screws securing the valve as-
sembly to the fill neck on the hydraulic tank. L ift leak
detection tank from the hydraulic tank. Remove O--ring
from fill neck boss (Fig. 76).
Installation (Fig. 74)
1. Topoffmainhydraulictankuntilfluidisvisibleatbase
of breather port. This will ensure that the maximum
amountofairispurgedfromthe maintankbeforeinstal-
ling the leak detector.
2. Make sure filler screen is placed in neck of auxiliary
tank.
3. Make surefive(5) capscrewsandwasherssecuring
the cover plate to auxiliary hydraulic tank are removed
with the cover plate (Fig. 75).
4. Clean mating surfaces of block and fill neck with a
clean, dry rag. Carefully place new O--ring over fill neck
boss (Fig. 76).
1. Cap screw
2. Flat washer
3. Cover plate
4. Cap tether
5. Leak detection tank
Figure 75
5
1
2
4
3
1. Cap screw
2. Flat washer
3. R--ring
4. Leak detector harness
5. Hydraulic tank
6. Cap screw
7. Valve assembly
8. Fill neck
9. Leak detection tank
10. O--ring
11. Plug
12. Sight gauge
Figure 76
11
10
8
1
2
3
4
12
1
5
6
9
7
5. Route wireharnessthroughaccessholeinhydraulic
tank. Align valve assembly with fill neck. Secure valve
to hydraulic tank fill neck with four (4) cap screws (Fig.
76).
Hydraulic
System
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