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FAQ Answer

Q.

Error Code E1:


A.

Room Sensor:  this code means that the circuit board is not receiving a signal from the sensing bulb mounted in front 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 opened necessitating the repair of the wire.
 


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