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Common troubleshooting methods for floor sweeper:
① The sweeper does not clean well
1. Check whether the roller brush is working
2. Check whether the roller brush is touching the ground to clean
3. Check whether the left and right sides of the main brush are in contact with the ground at the same height
4. Check whether the left and right rear guards are damaged
5. Check whether the filter element needs to be replaced
6. Check whether the bristles are severely worn
7. Check whether there is any entanglement on the brush
② The main brush of the sweeper does not work
1. Check whether the main brush fuse is blown (check whether it is black or disconnected in the middle)
2. Check whether the main brush switch is abnormal
3. Check whether the contactor is attracted
4. Check whether the motor is damaged
5. Check whether the connection line socket is loose
③ The side brush of the sweeper does not work
1. Check whether the fuse is blown (check whether the middle is black or disconnected)
2. Check whether the connection cable socket is loose
3. Check whether the motor is damaged
4. Check whether the switch is abnormal
④ The sweeper does not move
1. Check whether the brake rebounds and the brake micro switch rebounds
2. Check the Hall line of the controller link motor
3. Check whether the chain falls off
4. Check whether the accelerator pedal has voltage
5. Check whether the battery is fully charged
⑤ Abnormal noise from the main brush of the sweeper
1. Check if there is any entanglement in the main brush
2. Check if there is any sludge on the wall of the main brush tube
3. Check if the pulley bearings on both sides of the main brush are damaged
4. Check if the belt is loose
