E L E C T R I C B I C Y C L E M A N U A L - P L U T O S E R I E S
M O D E L S
Page 32
Common Circuit Problems Checking
Solutions
:
A). Check whether the controller and the connecting line get loose or damaged, or whether the contact pin is inserted
crookedly;
B). Check whether motor connector get loose or damaged, or whether the contact pin is inserted crookedly;
C). Check whether the sensor works normally or abnormally.
Please check the space between Magnets disc and sensor is 2-3mm or not.
Please check if the sensor indicating light is flashing or not and when you crank, the light is flashing or not.
D). Change a new motor to check if bike can work or not;
E). Change a new controller to check if bike can work or not ;
F). If there is a motor patch cord , please check the patch cord work normally or not;
5.4 head light or tail light cannot work
Condition 1: the lights with dry battery
Check whether the dry batteries of taillight or head light are ran out, if yes, please change new ones ;
Condition 2: the lights are connected wire
A). Please check whether the positive and negative poles of the light are connected by opposite or inserted slanting;
B). Change a new light to check if can work or not;
C). If there is a light module, please check if the light module wiring sequence is not;
D). If there is a head light patch cord, please check the head light connection wiring sequence is correct or not;
E). If All above parts are all no problem, please change the controller.