SiBE31-801_C Troubleshooting by Indication on the Remote Controller
Troubleshooting 270
4.33 “
JA
” Outdoor Unit: Malfunction of High Pressure Sensor
Remote
Controller
Display
JA
Applicable
Models
RTSQ8P~16P (Outdoor Unit), BTSQ20P (Function Unit)
Method of
Malfunction
Detection
Malfunction is detected from the pressure detected by the high pressure sensor.
Malfunction
Decision
Conditions
When the high pressure sensor is short circuit or open circuit.
(Not less than 4.22MPa, or 0.01MPa and below)
Supposed
Causes
Defect of high pressure sensor system
Connection of low pressure sensor with wrong connection.
Defect of outdoor unit PCB (A1P).
Defective connection of high pressure sensor
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