Electrical break-down phenomenon | Check electricity part |
Shut QFI air switch, the set-up an electric circuit instruction light isn’t on | Check whether the input electric pressure has been sent or broken |
Main motor or knurl motor is mot started; the set up an electric circuit instruction light is on. But starting the main motor, the main axis isn’t on and the instruction light is dark | Check whether the input earth is good |
Main motor or knurl motor is over current, relay will out of work | Check whether electric motor is over load, broken and whether it is fit for the over current relay divide current adjustment |
Temporary control instrument shows that the instruction number is over400℃ | Check whether control counter and machine connected CA socket or input contact is good and thermocouple ware is broken or thermocouple is broken |
Temporary control instrument shows number, but when the real test temporary is different, the controlled relay will be out of work | Out put relay contact of temporary control instrument is broken, change the instrument. |
Heater cuts off, alarm doesn’t speak out | Check whether relevant relay contact is good |
Calculator cant work | Check: calculator whether closes to the switch |
Contact the general control switch, press electric power switch, temporary control instrument cant work. | Check: change the broken switch |
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