9
Trouble Shooting
Fault
Cause
Solution
1. Normal display but not
starting.
2. Normal display, but the
belt is not running smooth
and a buzzing sound.
The input voltage is too low or
the carbon brush is badly worn.
1.Please input the voltage according to
the requirements
2. Check and change the carbon brush or
clear the dust.
Normally working or
instrument normally
displaying.
Photoelectric sensor has
accumulated dust.
Clear dust
E--2
Safety key has not been
connected properly.
Re connect the safety key
E--3
The electric watch have connected
well with the electric controller.
Check the quad and then re connect
the plug.
E--4
The electric controller power
tube is damaged
Change the electric controller
E--5
The motor is not turning and
the signal has no access
Check the photoelectric sensor
E--6
Electronic device thermal protec-
tion
Add lubricating oil under the running
belt and the restart after 30 mins
Let it run for 30 minutes and then stop.
E--7
Motor overload
Add lubricating oil under the running
belt
To remove the fault code press the reset button