Products
Selection Wizard
Do It Yourself Mini Split Air Conditioner
AmericAire Inverter Mini Split Air Conditioner
AmericAire Mini Split Air Conditioner
Unionaire High Wall HWC
Through Wall Room Air Conditioner
Multi Split
Ceiling Floor CFU
Cassettes CAS
Free Standing
AmericAire PTAC


Home
Catalog
FAQ
General Resources
Warranty PDF
Contact
Picture Library
View Quote

FAQ Answer

Q.

Error Code E2:


A.

Indoor Sensor:  this code means that the PC board is not receiving a signal from the copper sensing bulb mounted to the side of the evaporator coil.

Diagnosis:  visually inspect and/or use an ohmmeter to check the following:

  • Sensor has come unplugged from the PC board.  OR.
  • Sensor has failed and must be replaced.  OR.
  • Sensor wire has shorted or opended necessitating the repair of the wire.
 


©2017 Unionaire