Concrete mixer motor does not work-fault handling

Symptom:Press the start button operating table mixer, the mixer does not work.
Cause Analysis
1. overhaul stirred host protection switch and host with key emergency stop switch is not turned on.
2. Operation stage emergency stop switch is not reset.
3. Concrete mixer Host power switch is not turned on.
4. Mini Concrete mixer Host stop signal must be reset.
Process
1. Check the mixing console whether the access protect switch-on signal to the PLC.
2. Check the operating table of the emergency stop switch is reset.
3. Check the small Concrete mixer host power switch is turned on.
4. Check whether the host stop button reset.