1.Circuit failure
Failure phenomenon: The buttons in elevator are unresponsive, and the elevator can’t work.
Solution: Check whether the power supply of the elevator is normal, and whether the main controller and circuit connections of the elevator are normal.
2.Elevator operation shaking failure
Failure phenomenon: Abnormal situations such as vibration and shaking when the elevator is going up and down.
Solution: Check whether the elevator wire rope is wear out and deformed, and replace it in time;Check whether the guide rail connection is loose, to keep elevator working normally.
3.Safety device failure
Failure phenomenon: The elevator stops suddenly when it goes up and down.
Solution: Check whether the safety device of the elevator is failure and replace and repair it in time.
4.Cylinder oil leakage
Failure phenomenon: Oil leakage in the cylinder.
Solution: Regularly check and replace the sealing ring.
5.Power failure
Solution: The elevator is equipped with UPS,when meet the power failure, the UPS will work, the elevator can continue to operate through UPS.