Operating Manual
24
Original Operating Manual
Fault
Possible cause
Correction
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
Sliders not properly
lubricated
Lubricate sliders
Supporting roller does
not rotate
Supporting roller defective
Replace supporting roller
Housing scrapes on the
conduit
Slider is worn
Replace sliders
No cusion for backward
position
Cusion for backward position
defective
Replace piston rod
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
Rotator
When rotating
Rotates too slowly
Oil flow from LT too low
Increase oil flow at LT
Vibration when rotating
Bolts on device loose
Tighten bolts
Bolts on hydraulic motor
loose
Tighten bolts
Jerky rotation
Oil flow stalling
Increase oil flow at LT
No rotation
Couplings are not engaged
Check couplings and engage
Hydraulic motor defective
Change hydraulic motor
is overloaded
Check weight and torque
required
Slips
is overloaded
Check weight and torque
required
Slides move downwards
Load not clamped
Clamp load