Samsung AM072BXV Series, Руководство по обслуживанию

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Troubleshooting
Samsung Electronics 149
4-3-57 Refrigerant leakage check alarm in operaiton
Outdoor unit display
- (Refrigerant leakage judgment in operation)
Judgment Method
Refrigerant leakage is judged through pressure and temperature sensor values in normal operation
Cause of problem • Refrigerant leakage and shortage.
If there is E554 in the history, check the refrigerant leak.
If you can not find any leak, refer to the installation manual to perform the automatic refrigerant amount detection
operation (K2 switch 5 times push) and charge the refrigerant.
※ The refrigerant leakage check function is activated under the following conditions.
Ambient temperature within 25 ~ 40 ℃
All outdoor units are operating
In case of the indoor unit is operating at least 65%.
It is not an inoperable failure situation.
It is an alarm function to inform the possibility of refrigerant leakage.
4-3 Appropriate Measures for Different Symptom (cont.)
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