Daikin FAY71LVE Installation Manual page 25

E4 Low pressure abnormal (outdoor unit)
E5 Compressor motor lock malfunction (outdoor unit)
Outdoor fan motor lock malfunction
E7
Outdoor fan instantneous overcurrent malfunction (outdoor unit)
E9 Electronic expansion valve faulty (outdoor unit)
F3 Discharge pipe temperature abnormal (outdoor unit)
H3 High pressure switch faulty (outdoor unit)
H7 Outdoor motor position signal malfunction (outdoor unit)
Outdoor air thermistor faulty (outdoor unit)
H9
(NOTE 3)
Discharge pipe thermistor faulty (outdoor unit)
J3
(NOTE 3)
J5 Suction pipe thermistor faulty (outdoor unit)
Heat exchanger thermistor faulty (outdoor unit)
J6
(NOTE 3)
JA Discharge pipe pressure sensor faulty (outdoor unit)
JC Suction pipe pressure sensor faulty (outdoor nuit)
Overheated heat-radiating fin (outdoor unit)
L4
Inverter cooling defect.
Instantaneous overcurrent (outdoor unit)
L5
Possible earth fault or short circuit in the compressor motor.
Electric thermal (outdoor unit)
L8
Possible electrical overload in the compressor or cut line in the compressor motor.
Stall prevention (outdoor unit)
L9
Compressor possibly locked.
LC Transmission malfunction between the outdoor control units' inverters (outdoor unit)
P1 Open-phase (outdoor unit)
P3 PC board temperature sensor malfunction (outdoor unit)
P4 Heat-radiating fin temperature sensor malfunction (outdoor unit)
Type set improper (outdoor unit)
PJ
Capacity data is wrongly proset. Or there is nothing programmed in the data hold IC.
U0
Suction pipe temperature abnormal
Reverse phase
U1
Reverse two of the L1,L2 and L3 leads.
Power source voltage malfunction (outdoor unit)
U2
Includes the defect in K1M.
Transmission malfunction (indoor unit – outdoor unit)
Wrong wiring between indoor and outdoor units or malfunction of the PC board mounted
U4
on the indoor and the outdoor units.
(Refer to the trouble shooting with the LEDs on the PC board)
Transmission malfunction (indoor unit – remote controller)
U5
Transmission is improper between the indoor unit and the remote controller.
Malfunction in transmission between main and sub remote controls.
U8
(Malfunction in sub remote control.)
Miss setting for multi system
UA
Setting is wrong for selector switch of multi-system. (see switch SS2 on the main unit's
PC board)
English 22