L8 Outdoor Unit: Momentary Overcurrent Of Inverter Compressor - Daikin RXYQ96PYDN Service Manual

Troubleshooting by Indication on the Remote Controller
L8
3.38 Outdoor Unit: Momentary Overcurrent of Inverter
Compressor
L8
Remote
Controller
Display
Applicable
RXYQ72P~240PYDN, PTJU
Models REYQ72P~240PYDN, PTJU
Method of
Malfunction is detected by current flowing in the power transistor.
Malfunction
Detection
Malfunction
When overload in the compressor is detected. (Inverter secondary current 16.1A)
For 460V units
Decision
(1) 19.0A and over continues for 5 seconds.
Conditions
(2) 16.1A and over continues for 260 seconds.
For 230V units
(1) A current of 33.5A or more continues for a period of consecutive 5 sec.
(2) A current of 27.6A or more continues for a period of consecutive 260 sec.
Supposed
Causes
398
Compressor overload
Compressor coil disconnected
Defect of inverter PC board
Faulty compressor
SiUS34-801A_b
Troubleshooting