Reelmaster 6500-D/6700-DHydraulic System Page 4 - 96
Hydraulic Oil Cooler
Removal (Fig. 66)
1. Park machine on a level s urface, lower cutting units,
stop engine, engage parking brake, and remove key
from the ignition switch.
CAUTION
The radiator and oil cooler may be hot. To avoid
possible burns, allow the engine and cooling
systems to cool beforeworking on the oil cooler.
2. Unlatch and remove rear screen.
3. Unscrew knobs and pivot oil cooler rearward.
4. Mark and disconnect the hydraulic hoses at the oil
cooler.
5. Remove the capscrews and nuts securing the oil
cooler to the cooler bracket and remove the oil cooler.
Inspection
CAUTION
Use eye protection such as goggles when using
compressed air.
1. Backflushoilcoolerwithcleaning solvent.Aftercool-
er is clean, make sure all solvent is drained from the
cooler.
2. Dry inside of oil cooler using compressed air in the
opposite direction of the oil flow.
3. Plug both ends of oil cooler. Clean exterior of cooler.
Make sure fins are clear of dirt and debris.
4. The oil cooler should be free of corrosion, cracked
tubes, and excessive pitting of tubes.
1. Oil Cooler
2. Knob
3. O-ring
4. Hydraulic Hose (OUT)
5. Hydraulic Hose (IN)
6. Cooler Bracket
7. Locknut
8. Capscrew
Figure 66
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8
3
Installation (Fig. 66)
1. Carefullyhold the oil cooler in position and attach the
cooler to the cooler bracket.
2. Connect the hydraulic hoses.
3. Pivot oil cooler back into position and tighten knobs.
Install rear screen and secure latches.
