Hydraulic Oil Cooler
Removal
CAUTION
The radiator and oil cooler may be hot. To avoid
possible burns, allow the engine and cooling
systems to cool before working on the oil cooler.
1.
Park machine on a level surface, lower cutting
decks, stop engine, engage parking brake, and remove
key from the ignition switch.
2
1
2.
Installing Hydraulic System Components at the begin-
ning of the Service and Repairs section of this chapter.
Read the General Precautions for Removing and
Figure 87
1.
Oil cooler
2.
Radiator assembly
3.
oil cooler removal, thoroughly clean exterior of oilcooler
and fittings.
To prevent contamination of hydraulic system during
2
4
3
3
1
2
4.
guides.
Remove oil cooler using Figures 87 and 88 as
12
7
Inspection
4
5
1.
er is clean, make sure all solvent is drained from the
cooler.
Backflushoilcoolerwithcleaningsolvent.Aftercool-
6
10
CAUTION
11
8
8
Use eye protection such as goggles when using
compressed air.
9
RIGHT
2.
Dry inside of oil cooler using compressed air in the
opposite direction of the oil flow.
FRONT
3.
Make sure fins are clear of dirt and debris.
Plug both ends of oil cooler. Clean exterior of cooler.
Figure 88
4.
tubes, and excessive pitting of tubes.
The oil cooler should be free of corrosion, cracked
1.
2.
3.
4.
5.
6.
Oil cooler
7.
8.
9.
Carriage screw (2 used)
Clamp
90o hydraulic fitting
O--ring
O--ring
Oil cooler bracket (RH)
Installation
10. Flange screw
11. Flange locking nut
12. Radiator support
Knob (2 used)
Retaining ring (2 used)
1.
2.
Install oil cooler using Figures 87 and 88 as guides.
Fillreservoir with hydraulic fluid asrequired (seeOp-
erator’s Manual).
Hydraulic System
Page 4 -- 112
Groundsmaster 4100--D
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