After Unit Shuts Down, It Cannot Be Restarted For A While - Daikin RZQG71~140L7V1B Service Manual

ESIE12-06
2.5

After Unit Shuts Down, It cannot be Restarted for a While

Applicable Model All models of SkyAir series
Supposed
 Overcurrent relay (for compressor)
Causes
 Compressor protection thermostat
Service Diagnosis
Overcurrent relay may act due to the following reasons
Lower voltage of power supply
Excess level of high pressure
Insufficient size of power cable
Defective compressor
Compressor protection thermostat may act due to the following reasons
Internal leakage of four way valve (There is no difference between suction and discharge
temperature)
Insufficient compression of compressor
Incorrect refrigerant
Defective electronic expansion valve
Insufficient circulation of refrigerant
Symptom-based Troubleshooting
165