Atlas LR10 Manual - Page 14

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Atlas LR10 Manual
VII. TROUBLE SHOOTING
Trouble
1
Motor does not run
2
Motor runs but the
lift is not raised
3
Raising but falling
down automatic
4
Raising slowly
5
Lift can not lower
CAUSE
Button does not work
Wiring connections are not in
good condition or
disconnection
Motor burned out
AC Contactor in damage
Motor runs in reverse rotation
Release valve in damage
The Gear Pump in damage
Relief valve Valve or check
valve in damage
Low oil level
Overload
or
system
preasure
Release valve in damage
Relief valve Valve or check
valve in damage
Cylinder or connection leaking
Oil line jam
Insufficient power supply
Air in hydraulic oil
The Gear Pump leaking
overload
safety lock close
Release valve in damage
Oil line system jam
14
REMEDY
Replace button
Repair all wiring connection
Repair or replace motor
Replace AC contactor
Reverse two power wire
Repair or replace
Repair or replace
Repair or replace
Fill tank
low
Turn up the preasure of hydraulic
system
Repair or replace
Repair or replace
Replace cylinder oil seal or
connection
Clean oil line
Check circuit
Fill tank
Replace Gear Pump
Check the car weight
Operate again
Replace relif valve
Clean oil line