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 31
Common Circuit Problems Checking
E). Error
“
30
”
communication abnormity:
Step 1: Check whether the connector of display , the controller and harness get loose or damaged, or whether the contact pin
is inserted crookedly;
Step 2: Change a new display to test;
Step 3: Change a new controller to test;
Step 4: Change a new harness to test;
5.2 Whole bike without assistance: Situation one
The Display can be lighted up, the motor works if we push throttle(if the bike has) or use 6KM/H pushing speed function, while there
is no assistance power when we cranking;
Solutions
：
A). 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.
B). Check whether the contact pin between the controller and the sensor is interrupt or inserted crookedly;
C). Change a new controller to test.
5.3 Whole bike without assistance: Situation two
The display can be lighted up, the motor doesn’t work no matter we push the throttle ( if the bike has), crank or use 6km/h pushing
speed.
