STRATUS Floor Plate 2 post Lift Installation & Operation & Maintenance Instructions
31
8. Troubleshooting
Troubleshooting and possible repairs require absolute compliance with
ALL THE SAFETY PRECAUTIONS
indicated in chapter 7
“
MAINTENANCE
” and chapter 4 “
SAFETY
”.
Problem
Possible cause
Solution
The lift does non rise
when the pushbutton
is pressed
(motor does not run)
Burnt fuse
Line current does not arrive
Malfunction in the electric plant:
-Broken limit switch
-burnt motor
Replace fuse
Connect again
Call Service Center
The lift does non rise
when the pushbutton
is pressed
(motor runs)
Not enough oil
Drain solenoid valve opened
Max pressure valve working
Leaks in the hydraulic circuit
Top un oil level
Check electric connections or change it
Take load down
Repair the hydraulic circuit
Lift continues to rise
after having released
the up pushbutton
Faulty pushbutton
Unplug the lift and call Service Center
Lift does not descend Forging object
Solenoid valve blocked
Malfunction in the electric plant
Carriages still lean on security
devices
Block valves have tripped
Remove object
Change it (call Service Center)
Call Service Center
Make the correct descent sequence
Repair the hydraulic circuit damage
The lift does not rise
to the maximum
height
Oil is not enough
Vehicle has tripped the end
of-stroke bar
Add oil into the power unit oil tank
This working is correct
After having released
the up push button,
the lift stops and
lowers slowly
Drain valve dose not close
because it is dirty
Defective drain valve
At the same time set the rise and descent
movements, to clean the valve
Change (call Service Center)
The power unit motor
overheats
Motor malfunction
Wrong voltage
Call Service Center
Check voltage
Power unit pump is
noisy
Dirty oil
Wrong assembling
Change oil
Call Service Center
Oil leakage from
cylinder
Damaged gaskets
Dirt in the plant
Change the damaged gaskets
Clean all parts
Check the valves are not damaged