
En-12
Even if these items are checked, when the unit does not recover from the
trouble, stop using the air conditioner and consult your dealer.
Symptom Explanation & Check points
Indoor Unit
TKe uQLW FDQQoWEe oSerDWeG Is WKe EreDNer WurQeGoQ"
Is WKe SoZer suSSO\ SOuJFoQQeFWeG"
Is WKe ON WLPer seW" PDJe 8
TKe KorL]oQWDO YDQe Goes QoW
PoYe
Are WKe KorL]oQWDO YDQe DQG WKe YerWLFDO YDQe
LQsWDOOeGForreFWO\"
Is WKe IDQ JuDrGGeIorPeG"
WKeQWKe EreDNer Ls WurQeGoQ WKe KorL]oQWDO
YDQes¶SosLWLoQZLOO Ee reseWLQ DEouWDPLQuWe
AIWer WKe reseWKDs FoPSOeWeG WKe QorPDO KorL-
]oQWDO YDQes¶oSerDWLoQresuPesTKe sDPe
Ls Wrue LQ WKe ePerJeQF\ FooOLQJ oSerDWLoQ
TKe uQLW FDQQoWEe oSerDWeGIor
DEouW3 PLQuWes ZKeQresWDrWeG
TKLs SroWeFWs WKe uQLW DFForGLQJ Wo LQsWruF-
WLoQs IroPWKe PLFroSroFessorPOeDse ZDLW
MLsWLs GLsFKDrJeGIroPWKe DLr
ouWOeWoIWKe LQGoor uQLW
TKe FooODLr IroPWKe uQLW rDSLGO\ FooOs PoLsWure
LQ WKe DLr LQsLGe WKe rooP DQG LW WurQs LQWo PLsW
TKe sZLQJ oSerDWLoQoIWKe
HORI=ONTAL VANE Ls
susSeQGeGIor DZKLOeWKeQ
resWDrWeG
TKLs Ls Ior WKe sZLQJ oSerDWLoQoIWKe HORI-
=ONTAL VANE Wo Ee SerIorPeGQorPDOO\
TKe DLrÀoZGLreFWLoQFKDQJes
GurLQJ oSerDWLoQ
TKe GLreFWLoQoIWKe KorL]oQWDO
YDQe FDQQoWEe DGMusWeGZLWK
WKe rePoWe FoQWroOOer
WKeQWKe uQLW Ls oSerDWeGLQ COOL or DRY
PoGeLI WKe oSerDWLoQFoQWLQues ZLWK DLr EOoZ-
LQJ GoZQ Ior 05 Wo 1 KourWKe GLreFWLoQoIWKe
DLrÀoZLs DuWoPDWLFDOO\ seWWo uSZDrGSosLWLoQ
Wo SreYeQW ZDWer IroPFoQGeQsLQJ DQG GrLSSLQJ
IQWKe KeDWLQJ oSerDWLoQ LI WKe DLrÀoZWeP-
SerDWure Ls Woo OoZor ZKeQGeIrosWLQJ Ls Ee-
LQJ GoQeWKe KorL]oQWDO YDQe Ls DuWoPDWLFDOO\
seWWo KorL]oQWDO SosLWLoQ
TKe oSerDWLoQsWoSs Ior DEouW
10 PLQuWes LQ WKe KeDWLQJ
oSerDWLoQ
OuWGoor uQLW Ls LQ GeIrosW
SLQFe WKLs Ls FoPSOeWeGLQ PD[10 PLQuWes
SOeDse ZDLW (WKeQWKe ouWsLGe WePSerDWure Ls
Woo OoZDQG KuPLGLW\ Ls Woo KLJK IrosWLs IorPeG)
TKe uQLW sWDrWs oSerDWLoQE\
LWseOI ZKeQWKe PDLQ SoZer Ls
WurQeGoQ EuWKDsQ¶W reFeLYeG
sLJQ IroPWKe rePoWe FoQWroO-
Oer
TKese PoGeOs Dre eTuLSSeGZLWK DQ DuWo re-
sWDrWIuQFWLoQ WKeQWKe PDLQ SoZer Ls WurQeG
oII ZLWKouWsWoSSLQJ WKe uQLW ZLWK WKe rePoWe
FoQWroOOer DQG Ls WurQeGoQDJDLQ WKe uQLW
sWDrWs oSerDWLoQDuWoPDWLFDOO\ LQ WKe sDPe
PoGe Ds WKe oQe seWZLWK WKe rePoWe FoQWroO-
Oer MusWEeIore WKe sKuWoII oIWKe PDLQ SoZer
ReIer Wo ³AuWo resWDrWIuQFWLoQ´ PDJe 10
TKe LQGoor uQLW GLsFoOors oYer
WLPe
AOWKouJK SODsWLF WurQs \eOOoZGue Wo WKe LQÀu-
eQFe oIsoPe IDFWors suFK Ds uOWrDYLoOeWOLJKW
DQG WePSerDWureWKLs KDs Qo eIIeFW oQWKe
SroGuFW IuQFWLoQs
Multi system
TKe LQGoor uQLW ZKLFK Ls QoW
oSerDWLQJ EeFoPes ZDrPDQG
DsouQG sLPLODr Wo ZDWer ÀoZ-
LQJ Ls KeDrGIroPWKe uQLW
A sPDOO DPouQW oIreIrLJerDQW FoQWLQues Wo
ÀoZLQWo WKe LQGoor uQLW eYeQWKouJK LW Ls QoW
oSerDWLQJ
WKeQKeDWLQJ oSerDWLoQLs
seOeFWeG oSerDWLoQGoes QoW
sWDrWrLJKW DZD\
WKeQoSerDWLoQLs sWDrWeGGurLQJ GeIrosWLQJ
oIouWGoor uQLW Ls GoQeLW WDNes DIeZPLQuWes
(PD[ 10 PLQuWes) Wo EOoZouWZDrPDLr
Outdoor Unit
TKe IDQ oIWKe ouWGoor uQLW
Goes QoWroWDWe eYeQWKouJK
WKe FoPSressor Ls ruQQLQJ
EYeQLI WKe IDQ sWDrWs Wo roWDWe
LW sWoSs sooQ
WKeQWKe ouWsLGe WePSerDWure Ls OoZGurLQJ
FooOLQJ oSerDWLoQ WKe IDQ oSerDWes LQWerPLW-
WeQWO\ Wo PDLQWDLQ suI¿FLeQW FooOLQJ FDSDFLW\
WDWer OeDNs IroPWKe ouWGoor
uQLW
DurLQJ COOL DQG DRY oSerDWLoQsSLSe or
SLSe FoQQeFWLQJ seFWLoQs Dre FooOeGDQG WKLs
FDuses ZDWer Wo FoQGeQse
IQWKe KeDWLQJ oSerDWLoQ ZDWer FoQGeQseG
oQWKe KeDW e[FKDQJer GrLSs GoZQ
IQWKe KeDWLQJ oSerDWLoQ WKe GeIrosWLQJ
oSerDWLoQPDNes LFe IorPLQJ oQWKe ouWGoor
uQLW PeOW DQG GrLS GoZQ
WKLWe sPoNe Ls GLsFKDrJeG
IroPWKe ouWGoor uQLW
IQWKe KeDWLQJ oSerDWLoQ YDSor JeQerDWeGE\
WKe GeIrosWLQJ oSerDWLoQOooNs OLNe ZKLWe sPoNe
Remote controller
TKe GLsSOD\ oQWKe rePoWe
FoQWroOOer Goes QoWDSSeDr or
LW Ls GLP TKe LQGoor uQLW Goes
QoWresSoQG Wo WKe rePoWe
FoQWroOsLJQDO
Are WKe EDWWerLes e[KDusWeG" PDJe 5
Is WKe SoODrLW\ ( -) oIWKe EDWWerLes ForreFW"
PDJe 5
Are DQ\ EuWWoQs oQWKe rePoWe FoQWroOOer oI
oWKer eOeFWrLF DSSOLDQFes EeLQJ SresseG"
Symptom Explanation & Check points
Does not cool or heat
TKe rooPFDQQoWEe FooOeG
or KeDWeGsuI¿FLeQWO\
Is WKe WePSerDWure seWWLQJ DSSroSrLDWe"
PDJe 6
Is WKe IDQ seWWLQJ DSSroSrLDWe"POeDse FKDQJe
IDQ sSeeGWo HLJK or SuSer HLJK
PDJe 7
Are WKe ¿OWers FOeDQ" PDJe 11
Is WKe IDQ or KeDW e[FKDQJer oIWKe LQGoor uQLW
FOeDQ" PDJe 11
Are WKere DQ\ oEsWDFOes EOoFNLQJ WKe DLr LQOeW
or ouWOeWoIWKe LQGoor or ouWGoor uQLW"
Is DZLQGoZor Goor oSeQ"
IWPD\ WDNe DFerWDLQ WLPe Wo reDFK WKe seWWLQJ
WePSerDWure or PD\ QoWreDFK WKDW GeSeQGLQJ oQ
WKe sL]e oIWKe rooP WKe DPELeQW WePSerDWure
DQG WKe OLNe
TKe rooPFDQQoWEe FooOeG
suI¿FLeQWO\
WKeQDYeQWLODWLoQIDQ or DJDs FooNer Ls
useGLQ DrooP WKe FooOLQJ OoDG LQFreDses
resuOWLQJ LQ DQ LQsuI¿FLeQW FooOLQJ eIIeFW
WKeQWKe ouWsLGe WePSerDWure Ls KLJK WKe
FooOLQJ eIIeFW PD\ QoWEe suI¿FLeQW
TKe rooPFDQQoWEe KeDWeG
suI¿FLeQWO\
WKeQWKe ouWsLGe WePSerDWure Ls OoZ WKe
KeDWLQJ eIIeFW PD\ QoWEe suI¿FLeQW
ALr Goes QoWEOoZouWsooQLQ
WKe KeDWLQJ oSerDWLoQ
POeDse ZDLW Ds WKe uQLW Ls SreSDrLQJ Wo EOoZ
ouWZDrPDLr
AirÀow
TKe DLr IroPWKe LQGoor uQLW
sPeOOs sWrDQJe
Are WKe ¿OWers FOeDQ" PDJe 11
Is WKe IDQ or KeDW e[FKDQJer oIWKe LQGoor uQLW
FOeDQ" PDJe 11
TKe uQLW PD\ suFN LQ DQ oGor DGKerLQJ Wo WKe
ZDOO FDrSeW IurQLWureFOoWK eWF DQG EOoZLW
ouWZLWK WKe DLr
Sound
CrDFNLQJ souQG Ls KeDrG TKLs souQG Ls JeQerDWeGE\ WKe e[SDQsLoQ/
FoQWrDFWLoQoIWKe IroQW SDQeO eWF Gue Wo
FKDQJe LQ WePSerDWure
³BurEOLQJ´ souQG Ls KeDrG TKLs souQG Ls KeDrGZKeQWKe ouWsLGe DLr Ls
DEsorEeGIroPWKe GrDLQ Kose E\ WurQLQJ oQ
WKe rDQJe KooGor WKe YeQWLODWLoQIDQ PDNLQJ
ZDWer ÀoZLQJ LQ WKe GrDLQ Kose Wo sSouWouW
TKLs souQG Ls DOso KeDrGZKeQWKe ouWsLGe DLr
EOoZs LQWo WKe GrDLQ Kose LQ FDse WKe ouWsLGe
ZLQG Ls sWroQJ
MeFKDQLFDO souQG Ls KeDrG
IroPWKe LQGoor uQLW
TKLs Ls WKe sZLWFKLQJ souQG LQ WurQLQJ oQ/oII
WKe IDQ or WKe FoPSressor
TKe souQG oIZDWer ÀoZLQJ
Ls KeDrG
TKLs Ls WKe souQG oIreIrLJerDQW or FoQGeQseG
ZDWer ÀoZLQJ LQ WKe uQLW
HLssLQJ souQG Ls soPeWLPes
KeDrG
TKLs Ls WKe souQG ZKeQWKe ÀoZoIreIrLJerDQW
LQsLGe WKe uQLW Ls FKDQJeG
Timer
WeeNO\ WLPer Goes QoWoSer-
DWe DFForGLQJ Wo seWWLQJs
Is WKe ON/OFF WLPer seW" PDJe 8
TrDQsPLW WKe seWWLQJ LQIorPDWLoQoIWKe ZeeNO\
WLPer Wo WKe LQGoor uQLW DJDLQ WKeQWKe LQIor-
PDWLoQLs suFFessIuOO\ reFeLYeG DOoQJ EeeS
ZLOO souQG IroPWKe LQGoor uQLW IILQIorPDWLoQ
IDLOs Wo Ee reFeLYeG 3 sKorWEeeSs ZLOO Ee
KeDrG EQsure LQIorPDWLoQLs suFFessIuOO\
reFeLYeG PDJe 9
WKeQDSoZer IDLOure oFFurs DQG WKe PDLQ
SoZer WurQs oII WKe LQGoor uQLW EuLOW-LQ FOoFN
ZLOO Ee LQForreFW As DresuOW WKe ZeeNO\ WLPer
PD\ QoWZorNQorPDOO\
Be sure Wo SODFe WKe rePoWe FoQWroOOer ZKere
WKe sLJQDO FDQ Ee reFeLYeGE\ WKe LQGoor uQLW
PDJe 4
TKe uQLW sWDrWs/sWoSs WKe
oSerDWLoQE\ LWseOI
Is WKe ZeeNO\ WLPer seW" PDJe 9
In the following cases, stop using the air conditioner and consult your dealer.
WKeQZDWer OeDNs or GrLSs IroPWKe LQGoor uQLW
WKeQWKe OeIW oSerDWLoQLQGLFDWor ODPS EOLQNs
WKeQWKe EreDNer WrLSs IreTueQWO\
TKe rePoWe FoQWroOsLJQDO Ls QoWreFeLYeGLQ DrooPZKere DQ eOeFWroQLF ON/
OFF W\Se ÀuoresFeQW ODPS (LQYerWer-W\Se ÀuoresFeQW ODPS eWF) Ls useG
OSerDWLoQoIWKe DLr FoQGLWLoQer LQWerIeres ZLWK rDGLo or TV reFeSWLoQ AQDPSOL-
¿er PD\ Ee reTuLreGIor WKe DIIeFWeGGeYLFe
WKeQDQ DEQorPDO souQG Ls KeDrG
WKeQDQ\ reIrLJerDQW OeDNDJe Ls IouQG
WHEN YOU THINK THAT TROUBLE HAS OCCURRED