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Elizabeth ScottAug 4, 2025
Why S&A Chiller shows ultra-high temperature alarm (E05 or E07)?
- OocollinsAug 4, 2025
An ultra-high temperature alarm on your S&A Chiller (E05 or E07) can occur due to several reasons: * A blocked dust gauze, resulting in bad thermolysis. Regularly unpick and wash the dust gauze. * Poor ventilation for the air outlet and inlet. Ensure smooth ventilation. * Extremely low or unstable voltage. Improve the power supply circuit or use a voltage regulator. * Improper parameter settings on the thermostat. Reset controlling parameters or restore factory settings. * Frequent power switching. Ensure sufficient time for refrigeration (more than 5 minutes). * Excessive heat load. Reduce the heat load or use a model with larger cooling capacity.