WAC_23

DC LINK VOLTAGE HIGH / LOW ERROR Cause Supply Voltage Issue. Solution Make sure the supply voltage to the unit is within correct range. Check the spec sheet to see if the unit is 115V/208V/230V and that the actual supplied voltage +/- 10% of the rated voltage required. Cause Wiring Harness Defect Solution Inspect the […]

WAC_29

DC PEAK / COMPRESSOR OVERCURRENT ERROR Cause Supply Voltage Issue. Solution Make sure the supply voltage to the unit is within correct range. Check the spec sheet to see if the unit is 115V/208V/230V and that the actual supplied voltage +/- 10% of the rated voltage required. Cause Fan Defect. Solution Check to make sure […]

WAC_26

DC PEAK / COMPRESSOR OVERCURRENT ERROR Cause Supply Voltage Issue. Solution Make sure the supply voltage to the unit is within correct range. Check the spec sheet to see if the unit is 115V/208V/230V and that the actual supplied voltage +/- 10% of the rated voltage required. Cause Fan Defect. Solution Check to make sure […]

WAC_22

DC PEAK / COMPRESSOR OVERCURRENT ERROR Cause Supply Voltage Issue. Solution Make sure the supply voltage to the unit is within correct range. Check the spec sheet to see if the unit is 115V/208V/230V and that the actual supplied voltage +/- 10% of the rated voltage required. Cause Fan Defect. Solution Check to make sure […]

WAC_21

DC PEAK / COMPRESSOR OVERCURRENT ERROR Cause Supply Voltage Issue. Solution Make sure the supply voltage to the unit is within correct range. Check the spec sheet to see if the unit is 115V/208V/230V and that the actual supplied voltage +/- 10% of the rated voltage required. Cause Fan Defect. Solution Check to make sure […]

WAC_10

BLDC FAN MOTOR ERROR Cause Fan Motor is physically stuck. Solution See if fan will turn by hand. If not check for obstructions around fan causing it to not turn. Cause Defective Fan Motor or Main PCB. Solution Test fan circuit. If voltage is present at fan and it will not turn Replace Fan motor. […]

WAC_09

EEPROM ERROR Cause Supply Voltage Issue. Solution Make sure the supply voltage to the unit is within correct range. Check the spec sheet to see if the unit is 115V/208V/230V and that the actual supplied voltage +/- 10% of the rated voltage required. ***If supply voltage is correct… Disconnect power for a few minutes to […]

WAC_05

COMMUNICATION ERROR DETAILS BELOW: Definition: Communication issue between the Main PCB and Display PCB. Cause Supply Voltage Issue. Solution Make sure the supply voltage to the unit is within correct range. Check the spec sheet to see if the unit is 115V/208V/230V and that the actual supplied voltage +/- 10% of the rated voltage required. […]

WAC_04

OUTDOOR PIPE TEMPERATURE SENSOR ERROR Cause Open /Shorted Sensor. Solution Check ohm reading of sensor. Cause Sensor disconnect. Solution Check for connection of sensor to Main PCB Cause Sensor harness damage. Solution Inspect the sensor harness for damage/breaks. Check for moisture around connector. DETAILS BELOW:

WAC_03

OUTDOOR AIR TEMPERATURE SENSOR ERROR Cause Open /Shorted Sensor. Solution Check ohm reading of sensor. Cause Sensor disconnect. Solution Check for connection of sensor to Main PCB. Cause Sensor harness damage. Solution Inspect the sensor harness for damage/breaks. Check for moisture around connector. DETAILS BELOW: