The next few articles, Zhenheng series will explain to you about the concrete mixing station in the common types of failures, fault handling methods.
First, the mixer main motor does not working.
Symptom: Press the mixer on the console start button, the mixer does not start.
Analysis of the reasons:
1, air compressor is not activated or gas supply system pressure is not reached
2, stirring the host maintenance protection switch and the host with a key tight stop switch is not connected.
3, the console on the tight stop switch is not reset.
4, the host power switch is not connected.
5, the host stop signal must be reset.
1, check the compressed air detection signal (greater than 0.4MPa pressure signal) is sent to the PLC,
2, check the mixing console maintenance switch switch signal is sent to the PLC
3, check the console on the tight stop switch is reset,
4, check the host power switch is connected.
5, check the host to stop the button is reset