Common Faults And Maintenance - EMOJO PROWLER Owner's Manual

7. Adjustment of Power Assisting Hall Sensor
A: Turn the bike upside down, have it rest on the floor.
I: The distance between the sensor and the disk shall be 3-5 millimeters
:: Installing the sensor on the side of chain ring, when forwarding the chain ring, the power assistance
is effective.
8. The Adjustment of Chain Tension The over relaxation of the check and adjust regularly. The chain would cause chain failing thus
safety or damaging the motor. It is suggested to adjustment requirements: in case of single constant speed, when fixed gear, press the chain with
Common Faults
Power on, there is no indicator on meter:
Push thumb throttle, the motor does not work:
Motor kicks in, but speed is low
Short Mileage
Abnormal Noise of the Bike
Magnetic disk
3-Smm
Sensor
threatening
hand, the range of the tension is within 10mm from horizontal line.
Freewheel
Chain

Common Faults and Maintenance

Check the battery power, if battery is low, it is possible that the power will fail, or some blown fuses of the
controller are burned out.
Check whether the speed controlling wire of left brake levers fail, and whether the connector of the
controller or motor fails.
Check whether the brake is locked, the tightness of chain is proper; the air pressure of tire is proper; check
whether the battery power is full, if not, please charge the battery.
If the battery has not been in use for a long time, please recharge the battery in advance.
Check whether the brake rubs against the rim because of tightness, and whether the tire pressure is full.
Check whether the battery is full, if not, please recharge it.
Check for all screws and bolts to be properly tightened.
Troubleshooting
18