P-‐ 12 /14
WARNING:
1.
The safety level of the equipment can be maintained only if it is examined regularly
for damage and wear, e.g. pins, connection points.
2.
Please replace defective components immediately and/or keep the equipment out of
use until repair.
Malfunction
Reason
Solution
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
6.
Check up the install position or
replace the speed sensor
7.
Replace Driver or the
Optocoupler
8.
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 wasn’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. 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
