Atlas 12AWFSL, Installation & Operation Manual

Page: 52 / 82

Troubleshooting 52 12AWFSL
The lift does
not stop at the
safety height
The motor does not operate
properly and does not release
the mechanical safeties
Check the motor
The DOWN button is faulty
Check the DOWN button
and connection for proper
operation. Replace, if needed
The electric board is faulty Replace electric board
The lift
isn’t raising
synchronous
Presence of air or dripping in
the hydraulic circuit
Bleed the hydraulic circuit
The cylinder gaskets can be
damaged
Check and replace if
necessary
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