Category: Goodman

Goodman Air Conditioner Error Codes

A2: Shorted sensor./Open sensor./Sensor disconnected./Sensor out of range. A3: Shorted sensor./Open sensor./Sensor disconnected./Sensor out of range. E5: Short in low voltage wiring. EE: Compressor relay contacts welded. b0: Indoor blower motor problem./Communications errorbetween indoor and outdoor unit. b9: Indoor blower motor problem./Blocked filters./Restrictive/ undersized ductwork./Indoor-outdoor unit miss match d0: Air conditioner/heat pump is wired as

Goodman PTAC Error Codes

Freeze Protection Engaged. The room temperature measured by the wireless remote thermostat or indoor  ambient thermistor active sensor falls below 40°F. FP: Freeze Protection Engaged. The room temperature measured by the wireless remote thermostat or indoor ambient thermistor active sensor falls below 40°F. Fd: Front Desk switch is closed. All outputs are switched off. Eo: