Operating Manual
Original Operating Manual
19
Fault
Possible cause
Correction
Oil leakage
At cylinder
Screw fitting is leaking
Tighten / seal screw fitting
Sealing kit defective
Replace sealing kit
Piston rod scored
Replace piston rod and
sealing kit
Fork arms drift when
forklift corners
Internal fluid exchange
between the cylinders
Replace sealing kit
Sideshifter
When shifting
Too slow
Pressure supplied by the FFZ
too low
Increase pressure at the FFZ
Bore of the throttle valve is too
small
Re-bore the throttle valve or
replace it with a larger one
Jerky shifting action
Supporting roller defective
Replace supporting roller
Supporting roller not properly
lubricated
Lubricate supporting roller
Sliders not properly lubricated
Lubricate sliders
Supporting roller does
not rotate
Supporting roller defective
Replace supporting roller
Supporting roller not properly
lubricated
Lubricate supporting roller
Housing scrapes on the
conduit
Slider is worn
Replace sliders
Oil leakage
Leaking
Screw fitting is leaking
Tighten / seal screw fitting
Sealing kit defective
Replace sealing kit
Piston rod scored
Replace piston rod and
sealing kit
Solenoid valve
Not functioning
Solenoid coil defective
Replace solenoid coil
No power to the magnet
Inspect power cable and
connections
Legend: FFZ = lift truck