One: The steering wheel of the electric sightseeing car cannot be turned
Cause:
1. The steering machine may be damaged
2. The direction vertical shaft may be damaged or stuck
3. There is a shortage of oil in the steering machine or vertical shaft.
Solution:
1. Replace the steering machine or vertical shaft
2. Add butter to the steering machine and vertical shaft.
Two: The wheels of the electric sightseeing car are locked and cannot be turned
Cause:
1. The brakes are locked
2. The bearing is damaged.
Solution:
1. Adjust the brakes
2. Replace the bearing
Three: the brakes of the Electric Patrol Car fail
Cause:
1. The oil pipe is damaged or leaking
2. The brake master cylinder or sub-cylinder is damaged
3. Improper adjustment of brake pads
Solution:
1. Replace the oil pipe
2. Replace the main pump or sub-pump
3. Readjust the brake pads
Four: electric vehicle cannot move forward or backward
Cause:
1. The controller is damaged
2. The accelerator is damaged
3. The motor is damaged
4. Line problems
Solution:
1. Replace the controller assembly
2. Replace the accelerator
3. Overhaul the carbon brush or replace the motor
4. Check whether the line has poor contact or damage
Five: The Electric Shuttle Bus charger cannot charge the battery
Cause:
1. Whether the charger matches the battery
2. The charger is damaged
3. Whether the charger connection cable is broken
4. Whether the charging voltage meets the requirements
Solution:
1. Check whether the charger matches the battery
2. Replace the charger

