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Car-O-Liner Group AB
Quick 42
82
40724, EN- rev. 8, 2017-09
7 Troubleshooting
7.1 General
The trouble shooting instructions in this chapter will help you to quickly find
and correct the most common faults that may occur when using the Car-O-
Liner Power unit.
WARNING!
All electrical connections must be carried out by authorized
personnel. Risk for electrical shock.
WARNING!
Observe high standards of cleanliness when working with the
hydraulic equipment. Dirt in the hydraulic oil can result in breakdown.
7.2
Problem: The lift can not be raised
Fault
Possible cause
Solution
The motor does not run
Wrong position of the switch on the hand
control.
Turn the Switch to the “
Lift
” position.
Cable to the remote pendant damaged.
Check the cable to the remote pendant. Change or
repair.
Phase error, blown fuse.
Check for voltage on all three phases.
Check the fuse.
Voltage drop or wrong voltage.
Check the voltage and make sure that the motor and
electrical component box are connected for the correct
voltage.
Faulty contactor.
Check the contactor and contactor coil. Replace any
defective components.
The thermal fuse (inside motorwinding)
has cut off (overheated).
It will automatically resets itself when the temperature
drops.
Fault in the lifting control circuits.
Check the auxiliary contactors in the overcurrent
breaker.
Check the fuse and control circuits.
Replace or repair any defective components.
The motor runs, but the
lift cannot be raised
Excess load on the lift.
Maximum load on the lift is 3000 kg (6 600 lbs).
Motor rotating in the wrong direction.
Change the phase order on the electrical connection
and check the direction of rotation.
Low oil level.
Check the oil level. Top up with oil if necessary. See
“Recommended Types of Oil”, section 8 "Technical
Specifications".
Oil leakage.
Check the hoses and couplings. Replace defective
components.
Dirt in the lowering valve
Clean. Change the oil.
Defective lowering valve
The lowering valve has jammed in the open position.
Replace the valve.
Defective relief valve
The relief valve is open or opens to early. The relief
valve shall open at 300 bar.
Fault
Possible cause
Solution
Содержание Quick 42
Страница 1: ...40724 rev 8 2017 09 EN Quick 42 The multifaceted bench repair system Instruction Manual...
Страница 95: ...Quick 42 Car O Liner Group AB 40724 EN rev 8 2017 09 95 Figure 10 1 Bench spare part kits 1 3 4 2 5 6...
Страница 97: ...Quick 42 Car O Liner Group AB 40724 EN rev 8 2017 09 97 Figure 10 2 Type 1 Power unit summary 4 7 7 1 3 2 8 6 5...
Страница 104: ...Car O Liner Group AB Quick 42 104 40724 EN rev 8 2017 09 Figure 10 8 Type 2 Power unit summary 8...
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