What are the common faults lifts will appear

1. When they find debris elevator landing door is not closed, registration hall lifts command button can not be started.

2. When the elevator car debris under normal load operating position if any, beyond the end station, and continue to run until the job is stopped when the limit switch opens.

3. When in contact with any metal part of the lifts, if an electric shock phenomenon.

4. When they find the electrical insulating member, when the odor due to overheating of the hot coke.

5. After the hall door closed, according to layer selection button, but failed to lift debris during normal start.

6. When the service lift car at runtime, such as unusual noise, vibration, shock and the like.