Daikin DCS303A51 - Page 47

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ihj
J6
Outdoor unit · Heat exchange thermistor (Th2) error
Error (faulty connection, cut wire, short circuit, fault)
jjj
J7 Outdoor unit · Header thermistor (Th6) error
jjj
J8
Outdoor unit · Oil pressure equalizer thermistor error (faulty con-
nection, cut wire, short circuit, fault)
jjj
J9
Outdoor unit · Double-pipe heat exchanger outlet thermistor
error (faulty connection, cut wire, short circuit, fault)
jjj
JA Outdoor unit · Discharge piping pressure sensor error
jjj
JC Outdoor unit · Intake piping pressure sensor error
jjj
JF Outdoor unit · Oil temperature sensor (Th5) system error
ihj
JH
Outdoor unit · Oil temperature sensor (Th5) system error
jjj
L0 Outdoor unit · Inverter system fault
jjj
L4 Outdoor unit · Inverter cooler fault
jjj
L5
Outdoor unit · Ground circuit for compressor motor, short circuit,
or power unit short circuit
jjj
L6 Outdoor unit · Ground circuit for compressor motor, short circuit
jjj
L8
Outdoor unit · Compressor overload, compressor motor wire
disconnection
jjj
L9 Outdoor unit · Compressor lock
jjj
LA Outdoor unit · Power unit error
jjj
LC
Outdoor unit · Transmission error between inverter and outdoor
control unit
i or hj j
M1 Central controller: PC board fault
i or hj j
M8 Transmission error between central controllers
i or hj j
MA Central controller: Incorrect combination
i or hj j
MC Central controller: Address setting fault
jhj
P0
Insufficient gas (thermal storage)
jjj
P1 Outdoor unit · Power voltage imbalance, phase loss
jjj
P4 Outdoor unit · Power unit temperature sensor error
jjj
PJ
Outdoor unit · Faulty combination of control PCB ASSY and
inverter or fan
ihj
U0
Pressure drop due to insufficient refrigerant, electric expansion
valve fault, etc.
jjj
U1 Reversed or lost phase
jjj
U2 Power voltage error, momentary electrical stoppage
jjj
U3 Outdoor unit · Commissioning not executed
jjj
U4
Transmission error between indoor unit/BEV unit and outdoor/
BS unit, Transmission error between outdoor unit and BS unit
jjj
U5
Transmission error between remote controller and indoor
control unit
hjh
U5 Remote controller board fault or remote controller setting fault
jjj
U6 Transmission error between indoor units
jjj
U7
Transmission error between outdoor units
Transmission error between outdoor unit and ice thermal
storage unit
ihj
U7
Transmission error between outdoor units
(cooling/heating batch, low-noise operation)
hjh
U8
Transmission error between master remote controller and slave
remote controller (slave remote controller error)
Incorrect combination of indoor unit and remote controller within
a single system (model)
jjj
U9
Transmission error between indoor unit/BEV unit and outdoor
unit within a single system
Transmission error between BS unit and indoor unit/BEV unit
and outdoor unit within a single system
01_EN_3P124623-10N.fm Page 46 Monday, January 28, 2008 4:58 PM