Temperature protection of.
Outdoor ambient temperature sensor error.
F1 ol 2 time tl on outdoor ambient temperature sensor t4 open circuit or short f2 ol 3 time tl on circuit.
Outdoor fan speed has been out of control.
Open or short circuit of outdoor ambient or condenser temperature sensor.
84 outdoor ambient temperature fault.
Open or short circuit of indoor room or evaporator temperature sensor.
Check unit placement if the outdoor unit is in a high temperature area wait until the ambient.
Out unit low side value temperature sensor t2b open circuit or short.
Compressor discharge high temperature protection.
Outdoor coil temperature sensor is open or shorted sets temp to 20 f.
System low pressure protection.
Outdoor ambient temperature sensor malfunction.
43 communication failure with unit a 44 communication failure with unit b 45 communication failure with unit c 46 communication failure with unit d 47 unit a freeze protection 48 unit b freeze protection.
Outdoor ambient temperature sensor open circuit or short circuit.
Condenser coil temperature sensor t3 open circuit or short circuit.
The ntc sensor s resistance decreases as the outside air temperature increases.
Open circuit or short circuit of compressor discharge temperature sensor t5.
Open circuit or short circuit of outdoor ambient temperature sensor t4.
The ambient atc or outside air temperature sensor is an ntc negative temperature coefficient sensor that informs the semiautomatic automatic temperature control system of outside air temperature.
Fan speed out of control.
If not available use heat pump if outdoor.
The sensor detects an abnormally low or high outdoor ambient temperature.
Overvoltage or too low voltage protection.
Indoor coil temperature sensor is open or shorted control board sets temp to 40 f.
Outdoor discharge air temperature sensor.
Cooling oil return cycle.
The series o 4 outside air temperature sensors are great for monitoring ambient air temperatures in outdoor applications.
Unit continues to operate.
Check sensor is installed correctly on control.
The temperature sensors are mounted in a nema 4x enclosure with integral mounting tabs.
The mounting tabs can be used to surface or suspension mount the temperature sensors.
The sensor detects an abnormally low or high coil temperature.
Use elec heat if available for heating.
Inverter module igbt over strong current protection.
The computer uses this input along with other in car temperature.
System high pressure protection.
Open circuit or short circuit.
