Troubleshooting
47
12ASL
TROUBLE:
POSSIBLE CAUSE:
SOLUTION:
The lifting
capacity is not
suf
fi
cient
The oil in the tank is not
enough
Fill oil in the tank
The pump is faulty
Check the pump and replace
if necessary
The maximum pressure valve
is not adjusted correctly
Adjust correctly
The lift does
not lift or lower
smoothly
Leakages or presences of air
into hydraulic circuit
Bleed the hydraulic system
The motor does
not stop when
reaching it
maximum height
The maximum height limit
switch does not work
Check the limit switch and
replace if needed
The lift does
not lift or lower
smoothly
Leakages or presences of air
into hydraulic circuit
Bleed the hydraulic system
The pump
fi
lter is dirty.
Check and clean if needed.
The pump suction is blown
Check the seal and replace if
needed