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Troubleshooting by Remote Controller
SiBE341027
130
Service Diagnosis
2.18 High Pressure Sensor Abnormality
Remote
Controller
Display
JA
Applicable
Models
RQYQ-PY1B
Method of Error
Detection
Error is detected from the pressure detected by the high pressure sensor.
Error Decision
Conditions
When the high pressure sensor is short-circuit or open circuit.
(Not less than 4.22MPa, or 0.01MPa or less)
Supposed
Causes
Defective high pressure sensor
Connection of low pressure sensor with wrong connection.
Defective outdoor unit PCB
Defective connection of high pressure sensor