E4 " Outdoor Unit: Actuation Of Low Pressure Sensor - Daikin VRV III REYQ8PY1 Service Manual

Si37-701
E4
3.15 " " Outdoor Unit:
E4
Remote
Controller
Display
Applicable REYQ8P~48P
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
Actuation of Low Pressure Sensor
Abnormal drop of low pressure (Lower than 0.07MPa)
Defect of low pressure sensor
Defect of outdoor unit PC board
Stop valve is not opened.
Troubleshooting by Indication on the Remote Controller
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