E3 Outdoor Unit: Actuation Of High Pressure Switch - Daikin RXYQ96PYDN Service Manual

SiUS34-801A_b
E3
3.15 Outdoor Unit: Actuation of High Pressure Switch
E3
Remote
Controller
Display
Applicable RXYQ72P~240PYDN, PTJU
Models REYQ72P~240PYDN, PTJU
Method of
Abnormality is detected when the contact of the high pressure protection switch opens.
Malfunction
Detection
Malfunction
Error is generated when the HPS activation count reaches the number specific to the operation
Decision mode.
(Reference) Operating pressure of high pressure switch
Conditions
Operating pressure: 580psi
Reset pressure:
Supposed
Causes
Troubleshooting
413.25psi
Actuation of outdoor unit high pressure switch
Defect of High pressure switch
Defect of outdoor unit main PC board (A1P)
Instantaneous power failure
Faulty high pressure sensor
Troubleshooting by Indication on the Remote Controller
359