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Firstly. Analysis of the motor overload situation. Use a clamp meter to measure the normal current of the motor.
When the four-column press is not used for a long time, in order to avoid the failure of the four-column press after it is put into use, please pay attention to the following points when storing the hydraulic press:
1. Carefully check and clean the hydraulic oil tank before refueling the hydraulic press. After filtering the oil through a 100 mesh or larger filter, inject it into the fuel tank.
