Alarm Code #340
Model CPE52, 53, 14, 15, 15V, 16
Failure Voltage sensor ( PT1 ) failure
Countermeasure
<< Cause -(3) >>
PT1 sensor failure
< Check > ( Refer to Page F-12 )
Check if the secondary voltage of PT1 is approx. AC 2.2V
between 3 and 4 of PT1, or 1 (BWN) and 2 (YEL) of CN14.
(Note)
Pay attention to an electric shock and a shock circuit.
< Action >
Out of approx. AC 1 – 3V range : Replace PT1.
(Note)
Do not mistake wire No. at replacement.
Compressor could be destroyed by the
detection of inverted phase error.
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