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3.
CONTROLLER DEBUGGING FORM
Indicator LED
Function
PWM
Motor speed
POWER
Controller power
LIMIT
Limit the current of
DC motor.
S_D
Controller shut down. If controller has unusual shut down,
MOT_DRV
Motor Drive Circuit
fault.
UP
Motion of incline
motor
DOWN
Motion of incline
motor
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Condition
Normal on when start is pressed.
Fault condition if start is pressed &
LED off.
If DC voltage is normal, it would be
always ON. If off, fault condition
exists.
When current of motor exceed 15A,
the LCD will turn on.
If LIMIT light is bright for 3 to 5
seconds, the S_D light will turn on.
the S_D light will be always bright.
If motor Drive Circuit has a fault,
LCD ON.
Motion of incline motor is up.
Motion of incline motor is down.
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Reason
No input.
Voltage is not correct.
Fuse is blown.
Transformer is no good.
Loading is too high on belt.
Operation is not correct,
motor lock.
Motor lock, LIMIT light
will be bright for 3 to 5
seconds previously.
Fuse is broken.
Drive IC was broken.
Fuse was broken.
Fuse was broken.
Solve
Check fast/slow wires of 12PIN connector.
Replace controller.
Check the supply voltage is 110-120V.
Replace Fuse.
Replace controller.
Check mechanical drive system is not locked
or jammed.
Replace controller.
Replace motor.
Turn off power and reset the treadmill.
Replace controller.
Replace Drive IC .
Replace controller.
Replace controller.
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Table of Contents
Troubleshooting
