Alarm Code #331
Model CPE52, 53, 14, 15, 15V, 16
Failure Low refrigerant pressure sensor ( LPT )
failure
Countermeasure
<< Cause -(4) >>
Failure of Electronic expansion valve ( EEV ) or Modulating value
( MV )
< Check > ( Refer to Page F-17 )
Disconnect the connector CN21, CN22 and check the resistance
between 1(YEL) – 2(BLU) Pin, 3(BLK) – 4(WH) Pin.
< Action >
Out of approx. 100 - 160 ohm range :
Replace EEV and / or MV.
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