Jet EQUIPMENT & TOOLS "W" Series, Руководство оператора

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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