Troubleshooting
Samsung Electronics 4-7
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Refrigerant charging operation
• Operationtofillingtherefrigerantcompressorwasfixedatacertainfrequency.
Cooling Heating
Method of entry
Press the K2 tact switch 1 time
Press the K1 tact switch 1 time
Compressor
Starting frequency (Mild Start frequency) operation
Indoor unit
Whole operation
(The set temperature=3°C)
Whole operation
(The set temperature=40°C)
Outdoor fan and valves Normally control conduct
Operation time 60 minutes
Etc.
During the lling operation does not enter the special operation, such as oil recovery,
defrost.
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Trial Operation
• Afterinitialinstallation,stableoperationforacertainperiodoftimelimitedtooperationconditions.
Cooling Heating
Method of entry
Press the K2 tact switch 2 times
Press the K1 tact switch 2 times
Compressor
Normal operation, but the maximum frequency limit (dier by model)
Indoor unit
Whole operation
(The set temperature=3°C)
Whole operation
(The set temperature=40°C)
Outdoor fan and valves Normally control conduct
Operation time Min : 60 minutes, Max : 10 hours
Etc.
Exceed the maximum operating time at stops and waits.
Protection and control, self-diagnosis is performed.