9
Troubleshooting
Possible problems could arise in the operation of your hydraulic pallet truck. Their probable
causes(s) and corrective action(s) follow:
Condition
Probable Causes
Corrective Action
Hydraulic unit does not lift
Oil low in tank
Make sure there is no oil leakage
from valve and add oil
Steel ball not seated in hydraulic
unit
Place the lever in the down
position and pump the handle
repeatedly
Worn U-packing in ram cylinder
Consult authorized repair station
Once lifted truck lowers by itself
Steel ball not seated in hydraulic
unit
See “Cleaning Release Valve” on
page 8
Worn U-packing in ram cylinder
See “Cleaning Release Valve” on
page 8
Release valve not seated
properly
See “Cleaning Release Valve” on
page 8
Release valve not adjusted
properly
Reload truck within load capacity
and adjust valve by pressure
adjustment screw
Oil leakage from each valve
Tighten plug of each valve
Fork does not lower
Cam broken
Replace cam chain
Up-down cam nut out of
adjustment
Refer to “Adjusting Up-Down
Cam” on page 8
Broken fork rods and linkage
Replace broken parts
Lever does not set at Up-down
Cam nut out of adjustment
Refer to “Adjusting Up-Down
Cam” on page 8
Содержание EQUIPMENT & TOOLS "W" Series
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