Operation Manual

30
English
When the Need Arises
 Fault diagnosis by remote controller
•Theremotecontrollercanreceiverelevanterrorcodesfromtheindoorunit.
1. When is held down for about
5 seconds, “ ” blinks in the temperature
display section�
2. Press repeatedly until a continuous 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
HIGHPRESSURECONTROLOR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)
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.
01_EN_3P379751-2A.indd 30 11/12/2014 6:18:54 PM