E4" Outdoor Unit: Actuation Of Low Pressure Sensor - Daikin RTSQ20PY1 Service Manual

SiBE31-801_C
E4
4.16 " " Outdoor Unit: Actuation of Low Pressure Sensor
E4
Remote
Controller
Display
Applicable RTSQ8P~16P (Outdoor Unit)
Models
Method of Abnormality is detected by the pressure value with the low pressure sensor.
Malfunction
Detection
Malfunction Error is generated when the low pressure is dropped under compressor operation.
Operating pressure: 0.07MPa
Decision
Conditions
Supposed
Causes
Troubleshooting
Abnormal drop of low pressure (Lower than 0.07MPa)
Defect of low pressure sensor
Defect of outdoor unit PCB
Stop valve is not opened.
Clogged filter
Troubleshooting by Indication on the Remote Controller
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