The reason why the motor can not be started and the method of troubleshooting
The reason:
1, power supply or lack of phase. 2, the power supply voltage is low. 3, the motor coil embedded overheat protection switch action (motor overheating). 4, the valve or the actuator itself stuck.
Troubleshooting methods:
1, check the power supply. 2, check the voltage. 3, to see whether the motor temperature drop after the failure. 4, with the actuator hand wheel manual operation try.

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