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

SiENBE34-703

3.16 "E4" Outdoor Unit: Actuation of Low Pressure Sensor

E4
remote control
Display
Applicable
RXYSQ4~6P
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 specific pressure.
Decision Operating pressure:0.07MPa
Conditions
Supposed
! Abnormal drop of low pressure (Lower than 0.07MPa)
Causes ! Defect of low pressure sensor
! Defect of outdoor unit PC board (A1P)
! Stop valve is not opened.
Troubleshooting
Troubleshooting by Indication on the remote control
141