When the outdoor coil pipe temp sensor is out of order or removed the air conditioner will set to defrost automatically in order to prevent it not working normally while the outdoor coil pipe temp sensor is malfunction.
Outdoor coil temperature sensor fault.
Dc voltage over high or over low voltage protection.
Cooling oil return cycle.
Discharge temperature sensor failure.
Outdoor discharge air temperature sensor.
Sensor of indoor unit fault.
Compressor discharge high temperature protection.
Defrost temperature sensor failure.
Systxbbuid01 d the outdoor temperature on the thermostat display most of the time is wrong by at least 10f or more and often gets stuck at the same reading all day.
Outdoor coil temperature sensor fault.
Communication fault between the ipm and outdoor pcb.
Intelligent power module of drive and module fault.
System low pressure protection.
Ipm over high temperature.
Ambient temperature sensor failure.
Outdoor coil temp sensor failure heat pumps only 6.
F1 ol 2 time tl on outdoor ambient temperature sensor t4 open circuit or short.
Outdoor unit over high or over low ac voltage protection.
Outdoor machine ac current protection.
Indoor fan motor fault.
Compressor phase current protection.
Frost protection over heat protection.
We have a wire going outside that i think is for the temp sensing.
Traced to i think the temp sensor.
Overheat protection for discharge temperature.
Suction temperature sensor failure.
Outdoor ambient temperature sensor malfunction.
Outdoor ambient temperature sensor fault.
Outdoor dc fan motor fault.
Air conditioning and cooling systems outdoor coil ttemp sensor my contactor was not pulling closed.
Or is thermostat itself bad.
Fan motor of indoor.
System high pressure protection.
No over zero signal.
Defrost fault condition heat pumps only 7.
Power voltage is too high or low.
Discharge air temperature failure on modulating heat and modulating reheat units.
Outdoor air temperature sensor failure.
Outdoor fan motor fault dc motor ea.
I bypassed it with a jumper.
Does anyone know where the temp sensor is and if it can be replaced.
Or is it some kind of software bug in thermostat.
Outdoor pipe coil temperature sensor opt e4.
Indoor pipe coil temperature sensor ipt e3.
Found it was not getting 24v.
Entering evaporator temperature failure on.
Outdoor mid coil temperature sensor malfunction.
Outdoor dc fan fault.