Outdoor Malfunctions - Daikin SkyAir Service Manual

SiBE28-804
5.2

Outdoor Malfunctions

Outdoor Unit Remote
Malfunction Controller
Display
E1
E3
E4
E5
E7
E9
F3
H3
H9
J1
J3
J5
J6
J7
J8
L1
L4
L5
L8
L9
LC
P1
P4
PJ
U0
U2
Notes: 1. Possibility of open phase in power supply.
Troubleshooting
Location of Malfunction
Other PC Board
than PC
Outdoor Indoor
Board
Unit Unit
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Troubleshooting by Remote Controller Display / LED Display
Contents of Malfunction
Remote
Controller
— Outdoor unit PC board
malfunction
— Abnormality of high pressure
(HPS)
— Abnormality of low pressure
(outdoor)
— Compressor motor lock
malfunction
Malfunction of outdoor unit fan
motor
— Malfunction of Electronic
expansion valve
— Discharge pipe temperature
malfunction
— Faulty high pressure switch
(HPS)
— Malfunction of outdoor air
temperature sensor system
— Malfunction of pressure sensor
— Malfunction of discharge pipe
temperature sensor system
— Suction pipe thermistor
malfunction
— Malfunction of heat exchanger
temperature sensor system
— Malfunction of subcooling heat
exchanger thermistor (outdoor
unit)
— Malfunction of liquid pipe
thermistor (outdoor unit)
— Outdoor PC board malfunction
— High temperature of radiation fin
— Overcurrent of DC output
(instantaneous)
— Electronic thermal switch
(time lag)
— Stall prevention (time lag)
— Malfunction of transmission
system (between control PC
board and inverter PC board)
— Open phase or voltage
unbalance
— Malfunction of radiator fin
temperature thermistor
— Error in capacity setting
— Gas shortage
— Abnormal power supply voltage
Details of
Malfunction
(Reference
Page)
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214
155