Instruction Manual

9
IX. ERROR MESSAGES
z If all the function keys are failed during the error messages
happen, please turn off the machine then to turn it on again.
z Before rebooting the machine, please be sure no any danger
there.
Signal Status Description Repairing
1. Motor can not drive 1. Bad carbon brush touch
2. Wire matched badly.
3. The controller is out of order.
1. Check the carbon brush.
2. Check the wiring.
3. Replace a new controller.
2. Motor stops during
running
1. Bad carbon brush touch
2. Wire matched badly.
3. The controller is out of order.
1. Check the carbon brush or
replace a new one.
2. Check the wiring.
3. Replace a new controller.
Err-1
3. Sensor can not detect
well
1. Sensor is out of order
2. Wire matched badly.
3. The controller is out of order.
1. Check the speed sensor or
replace a new one.
2. Check wiring.
3. Replace a new controller.
COOL 1. Motor stops running
suddenly for an
over-heat happening.
1. Temp. switch skips away.
2. Wire matched badly.
1. Check if overloaded to the
motor.
2. Check temp. switch or
replace a new one.
3. Check wiring.
OL 1. The pre-set RPM
can not be reached.
1. Over-loaded 1. Check if over loaded.