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Comfort Alert Codes
The Comfort Alert diagnostics product monitors the air con-
ditioning outdoor systems with single phase Copeland Scroll
compressors. Abnormal system and electrical conditions are
indicated by fl ashing ALERT codes on the yellow LED on the
Comfort Alert module. The fl ash codes are transmitted to the
thermostat by the Comfort Alert Thermostat interface module.
The Comfort Alert compatible thermostat displays “Call For
Service” that fl ashes at the same rate as the yellow LED on
the Comfort Alert module.
Comfort Alert Yellow Alert Codes
1 Flash Long run time
2 Flashs System pressure trip
3 Flashs Short cycling
4 Flashs Locked rotor
5 Flashs Open circuit
6 Flashs Open start circuit
7 Flashs Open run circuit
8 Flashs Welded Contactor
9 Flashs Low voltage
TROUBLESHOOTING