29
Replace if needed
The pressure overload valve
clogged or leaks
Check and clean if dirty, or
replace if faulty
The lowering valve does not
close.
Check and clean if dirty or
replace if faulty
The suction tube or pump filter
isdirty.
Check and clean if needed.
The lifting capacity is
not sufficient
The pump is faulty
Check the pump and replace if
needed.
Oil leakages in hydraulic circuit
Check the circuit for any
leakage
The lift does not move
smoothly
Lubrication of sliders is not
enough.
Grease
Sliders are damaged
Replace
The lift does not lower
when the lowering
handle is pressed
The lowering valve does not
work
properly
Check the valve and replace if
needed.
The safety lock is not released
Release the safety lock.
The steel cables are not in the
same tension.
Readjust the steel cables.
