Daikin R30PUY2S - Cooling; Heating Operation Starts but Stops Immediately

Si20-701_B Symptom-based Troubleshooting
36
2.4 Cooling / Heating Operation
Starts but Stops Immediately
Applicable Model
All models of SkyAir series
Supposed Causes
 Refrigerant overcharge
 Air mixed in refrigerant system
 Defective pressure switch
 Defective magnetic switch for outdoor unit fan motor
 Defective aux. relay for outdoor unit fan motor
 Soiled heat exchanger of outdoor unit
 There is an interfering item in airflow of outdoor unit
 Defective outdoor unit fan
 Soiled air filter of indoor unit
 Soiled heat exchanger of indoor unit
 There is some interfering item in airflow of indoor unit
 Defective indoor unit fan