Daikin FTXF20TVMA - Page 27

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 Fault diagnosis by remote controller
•Incasetheairconditionerismalfunctioning,youcanchecktheerrorcodeviatheremote
controllerbeforeconsultingwithservicepersonnelandinformingthemofthemalfunction
code.
1. When is held down for about
5 seconds, “ ” blinks in the temperature
display section.
2. Press repeatedly until a long beep is
produced.
•Thecodeindicationchangesasshownbelow,andnotiesyouwithalongbeep.
CODE
MEANING
SYSTEM
00
NORMAL
UA
INDOOR-OUTDOORUNITCOMBINATIONFAULT
U0
REFRIGERANTSHORTAGE
U2
DROPVOLTAGEORMAINCIRCUITOVERVOLTAGE
U4
FAILUREOFTRANSMISSION(BETWEENINDOORUNITANDOUTDOORUNIT)
INDOOR
UNIT
A1
INDOORPCBDEFECTIVENESS
A5
FREEZE-UPPROTECTOR
A6
FANMOTORFAULT
C4
FAULTYHEATEXCHANGERTEMPERATURESENSOR
C9
FAULTYSUCTIONAIRTEMPERATURESENSOR
OUTDOOR
UNIT
EA
COOLING-HEATINGSWITCHINGERROR
E1
CIRCUITBOARDFAULT
E5
OLSTARTED
E6
FAULTYCOMPRESSORSTARTUP
E7
DCFANMOTORFAULT
E8
OVERCURRENTINPUT
F3
HIGHTEMPERATUREDISCHARGEPIPECONTROL
F6
HIGHPRESSURECONTROL(INCOOLING)
F8
OPERATIONHALTDUETOCOMPRESSORINTERNALTEMPERATUREABNORMALITY
H0
SENSORFAULT
H6
OPERATIONHALTDUETOFAULTYPOSITIONDETECTIONSENSOR
H8
DCCURRENTSENSORFAULT
H9
FAULTYSUCTIONAIRTEMPERATURESENSOR
J3
FAULTYDISCHARGEPIPETEMPERATURESENSOR
J6
FAULTYHEATEXCHANGERTEMPERATURESENSOR
L3
ELECTRICALPARTSHEATFAULT
L4
HIGHTEMPERATUREATINVERTERCIRCUITHEATSINK
L5
OUTPUTOVERCURRENT
P4
FAULTYINVERTERCIRCUITHEATSINKTEMPERATURESENSOR
NOTE
• Ashortbeepindicatesnon-correspondingcodes.
• Tocancelthecodedisplay,hold downforabout5seconds.Thecodedisplayalsoclearsifnobuttonispressedfor1minute.
When the Need Arises When the Need Arises
01_EN_3P372379-11R.indd 26 22-Feb-19 1:17:09 PM