Trane Package Unit: 2/4WCC
Re: Control Board Lockout / Fault Codes
Red Light Status | Description | Control Behavior |
1 | Ambient Temp Sensor Out of Range | Initiates a Timed Defrost every 60 min. |
2 | Coil Temperature Sensor Out of Range | Initiates a Timed Defrost every 60 min. |
3 | Low Pressure Switch Open | Goes away when LPCO closes |
4 | Hard Lockout - 9 Low Pressure Trips | Requires power-cycle to reset |
5 | Soft Lockout | |
6 | Too Many Defrost Cycles | |
7 | In Timed Defrost Mode (Check Amb Sensor) | |
8 | In Timed Defrost Mode (Check Coil Sensor) | |
9 | Low Ambient Soft Lockout | Outdoor Temp below -7 deg. |