5． ． ． ． Solutions To Faq - Launch TLT235SBA User Manual

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5． ． ． ． Solutions to FAQ
Symptom
Motor not operation
Motor is running, but
the lift can't be raised.
Motor is running, the
lift can be raised
without load, but the
vehicle can't be raised
The lift is lowering
slowly without
pressing the down
button
The lifting speed is
slow or oil flows out of
the oil fill cap
The lift can't rise
horizontally
Anchor Bolt is not
fastened
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Reason
Check the circuit breaker or fuse
Check the voltage to the motor
Limit switch is failed
Motor wire is burnt
♦
Motor rotation reversed
Solenoid valve body open.
Hydraulic pump sucks the air
Suction tube is separate from the
hydraulic pump
Low oil level
Motor is running under low voltage
Impurities inside the solenoid valve
body
Regulation pressure of safety valve is
incorrect
Lift is overloaded
Impurities on the solenoid valve body.
External oil leakage
Air and oil are mixed
Air and oil suction are mixed
Oil return pipe is loosened
Balance cable is not adjusted properly
The lift is installed on the slop floor
Hole is drilled too big
Concrete floor thickness or fastening
force is insufficient
Electronic
Replace the burnt fuse or reset the
circuit breaker
Supply correct voltage for motor
Replace the limit switch
Replace the motor
♦
Change the motor rotating direction by
changing wire connection.
Repair or replace the solenoid valve
body
Fasten all the suction pipe fittings
Replace the suction tube
Add the oil into the oil tank
Supply correct voltage to the motor
Remove impurities from the solenoid
valve body.
Adjust the safety valve
Check the weight of the vehicle
Clean the solenoid valve body
Repair the external leakage
Replace the hydraulic oil
Fasten all the suction pipe fittings
Re-install the oil return pipe
Adjust the balance cable to the proper
tension
Shimming the columns to level the
lift(no more than 5mm), If exceeding
5mm, pour new concrete floor and
make it leveled. Refer to installation
description.
Pour the fast curing concrete into the
big hole and reinstall the anchor Bolt ,
or use new drill to drill the hole for
re-positioning the lift
Cut open the old concrete and make
new concrete slab for the lift. Refer to
installation description.
14
Two-post User's Manual
Solution