ESIE15-13C
Symptom-based Troubleshooting
Service Diagnosis
107
2.6
Equipment Operates but does not Provide Cooling
Applicable Model
All models of SkyAir series
Supposed
Causes
Overcurrent relay (for compressor)
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
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 charge/leak
Defective electronic expansion valve
Insufficient circulation of refrigerant
Defective thermistors or thermistor out of position
Summary of Contents for RZQG71L9V1
Page 2: ......
Page 6: ...ESIE15 13C iv Table of Contents...
Page 14: ...Introduction ESIE15 13C xii...
Page 18: ...Outlook Outdoor Units ESIE15 13C 4 General Information 2 Outlook Outdoor Units...
Page 22: ...Operating range ESIE15 13C 8 General Information...
Page 108: ...Emergency Operation ESIE15 13C 94 Field Setting...