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Electric hoist after long-term use or improper operation may occur a variety
of failures;common failure causes and elimination methods see the
following table.
Common Failure
Cause Analysis
Handling Suggestion
1
Press the remote
control button to
switch but the
motor does not
turn.
1.The power supply is
disconnected.
2.The cable connection
position is broken or loose.
3. The switch is faulty.
4.Capacitor damage.
5.If the rise button fails, it
may be that the limit frame is
not reset or the switch is out
of order.
6.The emergency stop
switch is not reset.
1.Turn on the power.
2.Check the cable
connection and repair
it.
3.Repair or replace the
switch.
4.Replace a Capacitor.
5.Check the limit frame
or the travel switch.
6. Reset the
emergency stop
switch.
2
After pressing the
remote control
button to switch,
the motor is noisy
and can not start
normally.
1.The power supply voltage
is too low.
2.Capacitor damage.
3.The remote control switch
is in poor contact.
1.Adjust the power
supply voltage.
2.Replace the
capacitor..
3.Repair or replace the
switch.
3
Brake failure or
excessive slip.
Please contact the sales unit or the company.
4
Excessive noise
during operation.
1.Poor lubrication.
2.Gear or bearing is
damaged.
3.Poor assembly or parts are
damaged.
1.Add grease.
2.Check and replace
the gear or bearing.
3.Check whether the
parts are properly
assembled and repair
the damaged parts.
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