13
1. Power on but no
display on the
computer
1. Plug incorrectly.
2. Overload protection switch is
off
3. Transformer is inserted
incorrectly.
4. The fuse in the driver is
burned.
1. Plug it again.
2. Reset it.
3. check it up or replace it.
4. Replace it
2. Show Er01, Speed
sensor malfunction
1. Speed sensor is broken or
installed incorrectly.
2.
Optocoupler in the driver is
damaged
3.other parts outside IC is
broken
1. Check up the install position or
replace the speed sensor
2. Replace
Driver
or
the
Optocoupler
3. Replace
driver
3. Show Er02, motor
electricity overload
malfunction
1.Overload current through the
motor
2. Obstruction of the roller is too
much
3. Driver is damaged
1. replace the motor
2.enhance lubricating or
replace it
3. replace the driver
4. Show
Er03,
Correspond failure
1.undesirable signal wire
2. Optocoupler in the driver is
damaged
3. Computer is damaged
1.check up the signal wire’s
connector to the computer and
the driver
2. replace driver or the
Optocoupler
3. replace computer board
5. Show
Er04,
driver
power malfunction
1. motor haven’t inserted well or
motor’s damaged
(broken circuit)
2. the relay of the driver is
damaged
3. the bridge of the driver is
damaged
4. other parts outside IC is
damaged
1.check up or replace a motor
2. replace driver or relay
3. replace driver or bridge
4. replace driver
6. If incline window will
show “--”, incline is in
malfunction.
1. Incline motor sensor insert
incorrectly.
2. Incline motor sensor is
damaged.
3. parts in the driver is damaged
1. check up the connection of
the plug
2. replace incline motor
3. replace driver
7. Without loading,
operate normally. With
loading, hard to start
and with stops.
1. Driver’s torque regulation is
small
2.running belt gets loose
3. undesirable motor
1. adjust the torque
2. adjust running belt
3. replace motor
