The display information of the air heater temperature meter is abnormal

When the temperature information of the electric air heater shows abnormality, people must first check whether the gas power switch has been covered, and then check whether the control circuit is intact; after the power supply is connected, the temperature of the electric heater cannot be raised properly. People should check the common faults for the first time to check whether the circuit breaker is intact. If there is no problem, look at whether the electric heater itself is damaged; in winter, when it is below 0 ℃, if the countermeasures are not adopted, the electric heater The water in it is very easy to freeze, which will jeopardize all normal operations. Needless to say, it will also cause the pipeline to crack. The cooler of the surface cooler will be different in different regions. In areas with a softer average temperature, there will be no heating plate in winter, and there will be water in the surface cooler. Inhale the strong cold air outdoors and freeze.