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Diagram 39 – Hydraulic Line Layout
displaying location of Fittings
HYDRAULIC SYSTEM CHECK
1. Lower hoist to ground.
2. Check level of hydraulic fluid in tank using dip
stick if an accurate visual determination not
possible.
3. Check all external hydraulic oil pipe connections
for tightness and wipe clean with cloth while
making note of any hydraulic oil found around
fittings or power unit. Refer to Diagram 39
4. Raise hoist to top and lower, locking on first lock
and then remove cylinder covers.
5. Check all hydraulic oil pipe connections and
cylinder for oil leaks. Replace any faulty, leaking
components.
6. Replace cylinder covers and lower hoist to
ground.
REPLACING HYDRAULIC OIL
Hydraulic oil should be replaced every 4,000 cycles or 2 years, whichever comes first.
1. Fully lower hoist to the ground.
2. Isolate hoist from power
3. Unbolt tank from power pack and set on the ground under the pump to catch draining oil.
4. Replace Tank with Drip Tray on the ground under the power pack to catch drip other.
5. Dispose of waste oil as per local regulations.
6. Wipe the inside of the tank clean to remove any sediment and residual dirty oil.
7. Remove filter from inlet pipe of power pack
8. Drain and clean the filter with degreaser then blow out filter with compressed air and wipe dry.
9. Inspect filter and replace if unable to clean effectively.
10. Wipe remaining oil from valve block and pump
11. Refit filter.
12. Refit tank to power pack and fill with new hydraulic oil.
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