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Message Center

Common Problems

Question：Stop the machine during operation, press the “reset” button on the operation panel after the safety protection action stops, and then start again, if you can't start the machine, please check the cause of the fault.

Answer：

(1) Excessive heat load

(2) Expansion valve opening is too large

(3) Non-condensable gas in the system

Question：High suction pressure?

Answer：

(1) Excessive heat load

(2) Expansion valve opening is too large

(3) Non-condensable gas in the system

Question：Low suction pressure ?

Answer：

(1) Excessive heat load

(2) Expansion valve opening is too large

(3) Non-condensable gas in the system

Question：Compressor overload?

Answer：

(1) Excessive heat load

(2) Expansion valve opening is too large

(3) Non-condensable gas in the system

Question：The compressor runs too long or does not stop?

Answer：

(1) Excessive heat load

(2) Expansion valve opening is too large

(3) Non-condensable gas in the system

Question：The compressor does not start and there is no abnormal sound ?

Answer：

(1) Excessive heat load

(2) Expansion valve opening is too large

(3) Non-condensable gas in the system