OWNER’S MANUAL
(
)
SPLIT TYPE
AIR CONDITIONER
For general public use
Indoor Unit
Outdoor Unit
RAS-18LKH-A
RAS-22LKH-A
RAS-18LAH-A
RAS-22LAH-A
Thank you very much for purchasing TOSHIBA
Air Conditioner. Please read this owner’s
manual carefully before using your
Air Conditioner.
A
A
SLEEP
ON/OFF
TEMP.
CONTENTS
2
6
P R ECAUTIONS
BEFOR E OP ER ATION
UNIT DESCRIPTION
6
8
REMOTE CONTROL DESCRIPTION
REMOTE CONTROL PREPARATION
UNIT OP ER ATION
11
13
13
14
15
20
21
22
23
23
25
26
26
27
AUTOMATIC OPERATION
MANUAL OPERATION
TIMER OPERATION
DISCHARGE AIR LOUVER CONTROL
EMERGENCY AND TEST OPERATION
AIR CLEANING OPERATION
CAR E AND MAINTENANCE
POINTS TO NOTE
CLEANING THE FILTERS AND FRONT PANEL
CLEANING THE MAIN UNIT
AFTER-SEASON CARE
TROUBLESHOOTING
OWNER ,S MANUAL - 2
PRECAUTIONS
Insta lling a nd se rvic ing a ir c onditioning e quipme nt c a n be ha za rdous due to syste m pre ssure a nd e le c tric a l
c ompone nts.
Only tra ine d a nd qua lifie d se rvic e pe rsonne l should insta ll or se rvic e this e quipme nt.
Untra ine d pe rsonne l c a n pe rform ba sic ma inte na nc e func tions suc h a s c le a ning the c oil a nd filte rs, a nd re pla c ing
filte rs.
All othe r ope ra tions should be pe rforme d by tra ine d se rvic e pe rsonne l.
Whe n working on a ir c onditioning e quipme nt, obse rve pre c a utions in the lite ra ture , ta gs a nd la be ls a tta c he d to the
unit.
WARNING
Be fore pe rforming se rvic e or ma inte na nc e ope ra tions on the syste m, turn off the ma in powe r of the unit. Ele c tric
shoc k c a n c a use pe rsona l injury.
WARNING
Use the c orre c t volta ge .
Using volta ge othe r tha n spe c ifie d will da ma ge
the unit.
WARNING
Che c k the powe r plug.
If the powe r plug is not inse rte d tightly, or if the re is
a ny da ma ge to the powe r c ord, it c ould re sult in
le a ka ge or e le c tric shoc k.
WARNING
Do not use the powe r c ord a s a me a ns of turning
off the unit.
OWNER ,S MANUAL - 3
PRECAUTIONS
WARNING
Do not use fla mma ble spra ys ne a r the unit.
The unit c a n be da ma ge d by ga soline , be nze ne , thinne rs,
inse c tic ide s a nd othe r c he mic a l a ge nts.
WARNING
Whe n unplugging the powe r plug, do not pull by the
powe r c ord.
The powe r c ord will ge t da ma ge d a nd it c a n c a use
e le c tric shoc k.
WARNING
To a void the risk of se rious e le c tric shoc k, ne ve r
spla sh the indoor a nd the outdoor unit with wa te r.
WARNING
Do not put ha nds or obje c ts into the disc ha rge grille
of outdoor unit.
This unit ha s a fa n running a t high spe e d. It is ve ry da nge rous
to touc h the fa n.
WARNING
Use only fuse s of the prope r a mpe ra ge .
OWNER ,S MANUAL - 4
PRECAUTIONS
WARNING
Be c a re ful to ke e p the room te mpe ra ture a c omforta ble le ve l.
Avoid c ontinuous dire c t a ir flow to the oc c upa nt,
e spe c ia lly in c a se of sle e ping pe rsons or hospita l pa tie nts.
WARNING
Do not obstruc t the front of the disc ha rge grille of both units.
This will bloc k a ir flow, re duc e the c ooling e ffe c t
a nd ma y re sult in unit ma lfunc tion.
WARNING
Ve ntila te the room whe n it be c ome s stuffy or
fille d with unde sira ble odors.
WARNING
Ke e p he a t sourc e s a wa y from the unit; high
te mpe ra ture c a n c a use da ma ge .
WARNING
Se t a c omforta ble te mpe ra ture .
Ve ry low or ve ry high te mpe ra ture se tting c onside r-
a bly inc re a se powe r c onsumption.
27°C
OWNER ,S MANUAL - 5
PRECAUTIONS
WARNING
To c irc ula te the room a ir only, ope ra te a t the FAN mode .
WARNING
In summe r, if possible , pre ve nt dire c t sunlight from
e nte ring the room; dra w c urta ins or blinds.
WARNING
Use the time r c orre c tly to ma inta in c omfort c onditions.
WARNING
Ple a se re a d this owne r,s ma nua l c a re fully be fore
ope ra ting the unit.
It c onta ins furthe r importa nt instruc tions for prope r ope ra tion.
OWNER ,S MANUAL - 6
BEFORE OPERATION
UNIT DESCRIPTION
Indoor Unit
ROOM AIR INLET
AIR FILTER
ACTIVE CARBON FILTER &
OPTION 1 : ELECTROSTATIC FILTER
OPTION 2 : PHOTO-CATALYST FILTER
REMOTE CONTROL SIGNAL RECEIVER
AIR SWING FLAP
VERTICAL LOUVER
ROOM AIR OUTLET
POWER PLUG
LCD REMOTE CONTROL
OUTDOOR AIR OUTLET
OUTDOOR AIR INLET
INDOOR AND OUTDOOR
CONNECTION
DRAIN HOSE
Outdoor Unit
OWNER ,S MANUAL - 7
BEFORE OPERATION
Indoor Unit Display
• UNIT ON(Gre e n): Whe n the unit is switc he d on by the re mote c ontrol,
a gre e n light will be displa ye d.
• TIMER(Ora nge ) : Whe n the unit is in re se rva tion mode ,
a n ora nge light will be displa ye d.
Switch Panel
EMERGENCY
TEST
• EMERGENCY button :
Ca n be use d whe n the re mote c ontrol is lost or inope ra tive .
• TEST button :
Is only use d by se rvic e me n to te st the unit ope ra tion.
•
For the usa ge of EMERGENCY a nd TEST buttons, re fe r to
EMERGENCY AND TEST OPERATION, p.21.
OWNER ,S MANUAL - 8
BEFORE OPERATION
REMOTE CONTROL DESCRIPTION
Names and Functions of the Buttons
ON/ OFF BUTTON
1
If you pre ss this button, the unit will be gin ope ra tion. Pre ss the
button a ga in, a nd ope ra tion stops. ( You c a n he a r a re c e iving
be e p. ) If you pre ss this button imme dia te ly a fte r turning off
the unit, the c ompre ssor will not ope ra te for 3 minute s to
pre ve nt ove rloa ding.
A
TEMPERATURE SETTING BUTTONS
2
If you se t the de sire d room te mpe ra ture , the n the unit will
ma inta in the room te mpe ra ture a s se t . In COOL mode , if the
room te mpe ra ture is highe r tha n the se tting, the c ompre ssor
will a utoma tic a lly turn on to provide a c ooling e ffe c t. On the
othe r ha nd, if the room te mpe ra ture is lowe r tha n the se tting,
the c ompre ssor will a utoma tic a lly turn off to stop c ooling
ope ra tion. In HEAT mode , if the room te mpe ra ture is lowe r
tha n the se tting, the c ompre ssor will a utoma tic a lly turn on to
provide a he a ting e ffe c t. If the room te mpe ra ture is highe r
tha n the se tting, the c ompre ssor will a utoma tic a lly turn off to
stop he a ting ope ra tion. Howe ve r,the indoor fa n will c ontinue
to c irc ula te a ir e ve n if the c ompre ssor is turne d off.
SWING
A
ባ
ቢ
SLEEP
ON/OFF
ቤ
ቦ
TEMP.
MODE
FAN
FLAP
ብ
ቫ
ቧ
ቩ
SLEEP TIMER BUTTON
3
4
CLOCK EVERYDAY HOUR MINUTE
Pre ss this button to se t the SLEEP time r. (Re fe r to p.19)
TIMER
RESERV. CANCEL
ቨ
ON
OFF
RST
TA
ቪ
OPERATION MODE SELECTING BUTTON
ቮ
ቭ
Pre ss this button to se le c t the de sire d mode .
In AUTO mode , the unit will run a utoma tic a lly by se le c ting
COOL or HEAT mode a c c ording to the indoor room te mpe ra ture .
In DRY mode , the mic roc ompute r of the unit c ontrols the indoor
fa n motor a nd ma ke s the outdoor unit a utoma tic a lly turn on
a nd off a c c ording to the room te mpe ra ture , whic h c a use s
moisture to be re move d more e ffe c tive ly.
In COOL mode , the unit will run a t the norma l c ooling mode .
In FAN mode , only the indoor fa n will ope ra te a t the se le c te d
fa n spe e d a nd c irc ula te room a ir. In HEAT mode , the unit will
run a t the norma l he a ting mode .
OWNER ,S MANUAL - 9
BEFORE OPERATION
FLAP CONTROL BUTTON
6
7
Controls the disc ha rge a ir flow dire c tion up a nd down.
( Re fe r to p.20 ) On sta rt up, the fla ps ope n a utoma tic a lly
a c c ording to the ope ra ting mode .
If you pre ss this button, the fla p will move ste pwise a nd
the position will be displa ye d. If you pre ss this button
a ga in, the unit ope ra te s a t “SWING” mode . At ope ra ting
mode “SWING”, the fla p will swing up a nd down
c ontinuously.
ON/ OFF TIMER AND CURRENT TIME
BUTTONS
If you se t the ON a nd OFF time s, the unit will a utoma tic a lly
turn on a nd off a t the se t time s.
( Re fe r to pp.15 -16 )
If you pre ss the CLOCK button during Time r ope ra tion,
you will se e the c urre nt time for 5 se c onds.
HOUR/ MINUTE SETTING BUTTONS
8
9
Adjust the c urre nt time (Re fe r Pa ge 11) a nd the on/off
time s of time r ope ra tion with the se buttons.
RST
TA
ቯ
LR03(AM4)1.5V
LR03(AM4)1.5V
RESERVATION AND CANCEL BUTTONS
Pre ss the RESERV. button to re se rve the ON/OFF Time r a nd
pre ss the CANCEL button to c a nc e l the re se rve d on/off
time . ( Re fe r to pp.15 -18 )
EVERYDAY TIMER BUTTON
10
Pre ss the EVERYDAY button a nd the on/off time you ha ve
re se rve d will be re pe a te d until c a nc e lle d. ( Re fe r to pp.15 -18 )
CURRENT TIME ADJUSTING BUTTON
11
Pre ss this button to a djust the c urre nt time . ( Re fe r to p.11 )
RESET BUTTON
12
Pre ss this button whe n the re mote c ontrol is not ope ra ting
prope rly or a fte r re pla c ing ba tte rie s.
( Re fe r to p. 11 )
FAN SPEED SELECTING
BUTTON
5
Pre ss the button to se le c t the de sire d fa n
spe e d of AUTO, LOW, MED or HIGH, a nd the
indoor fa n will ope ra te a t the se le c te d fa n
spe e d.
If you se le c t “AUTO”, the fa n spe e d will be
c ontrolle d by the mic roc ompute r of the unit.
ADDRESS SWITCH
13
If you ha ve two indoor units in the sa me room, you c a n
link one re mote c ontrol with one indoor unit, a nd link the
othe r re mote c ontrol with the othe r indoor unit.
( Re fe r to p.11 )
OWNER ,S MANUAL - 10
BEFORE OPERATION
Remote Control Display
Indic a te s the se le c te d te mpe ra ture .
5
6
A
ቢ
ባ
ቤ
ቦ
ቩ
ብ
Indic a te s fla p mode s
ቧ
ቨ
SWING
AUTO
Automa tic position
Use r se le c te d position
Swing up a nd down
ቪ
SWING
A
Indic a te s the se le c te d ope ra ting mode .
1
Indic a te s the re se rve d sta tus of SLEEP time r or
EVERYDAY time r.
7
8
9
A
AUTOMATIC CHANGEOVER
Indic a te s the re se rva tion time of ON time r a nd
OFF time r or the c urre nt time .
COOL DRY FAN HEAT
Lights up whe n the signa l from the re mote
c ontrol is tra nsmitte d.
A re c e iving be e p is he a rd from the unit.
2
3
Indic a te s the se le c te d fa n spe e d.
Lights up whe n the ba tte rie s must be
re pla c e d with ne w one s. Whe n this ma rk
a ppe a rs, re pla c e the ba tte rie s within a
we e k.
A
AUTO LOW MED HIGH
Lights up whe n the unit is ope ra ting.
4
OWNER ,S MANUAL -11
BEFORE OPERATION
REMOTE CONTROL PREPARATION
Replacing Batteries
1 Re move the c ove r of the
2
3
Re move the use d ba tte rie s a nd
inse rt ne w ba tte rie s. The re mote
c ontrol use s two a lka line ba tte rie s.
(1.5V, LR03x2)
Pre ss the RST button with a sha rp
obje c t to re se t the re mote c ontrol .
ba tte ry c ompa rtme nt a t the
ba c k of the re mote c ontrol by
sliding it out in the dire c tion of
the a rrow.
SLEEP
ON/ OFF
TEMP.
RST TA
MODE
FAN
FLAP
RST TA
LR03(AM4)1.5V
CLOCK EVERYDAY HOUR MINUTE
LR03(AM4)1.5V
TIM
NCEL
O
N
LR03(AM4)1.5V
LR03(AM4)1.5V
RST
NOTE
• Do not fit use the use d ba tte rie s or ba tte rie s of a diffe re nt type . Suc h use ma y c a use the unit to ma lfunc tion.
• Cha nging ba tte rie s should be done a fte r turning off the unit.
• The a ve ra ge ba tte ry life during norma l use is a pproxima te ly one ye a r.
• Whe n the a ir c onditione r doe s not ope ra te norma lly a fte r re pla c ing the ba tte rie s, re move the ba tte rie s, re fit
the m a nd re pre ss the RST button a fte r 5 se c onds.
• TA/RST button ma y loc a te ba c k side ne a r ba tte ry c ompa rtme nt for some mode ls.
Setting Current Time
Pre ss the TA button with a sha rp
obje c t a nd the c urre nt time
indic a tion symbol fla she s. In the
be ginning, 6:00A.M. will fla sh.
Se t the c urre nt time with the hour
a nd the minute buttons while the
c urre nt time indic a tion fla she s.
Pre ss the TA button a ga in.
The fla shing will stop a nd the
c urre nt time will be se t.
4
5
6
SLEEP
ON/ OFF
SLEEP
SLEEP
ON/ OFF
ON/ OFF
TEMP.
TEMP.
TEMP.
MODE
FAN
FLAP
MODE
FAN
FLAP
MODE
FAN
FLAP
CLOCK EVERYDAY HOUR MINUT
E
CLOCK EVERYDAY HOUR MINUT
E
CLOCK EVERYDAY HOUR MINUT
E
TIMER
RESERV. CANCEL
TIMER
O
N
O
FF
TIMER
O
N
O
FF
O
N
O
FF
RST
TA
RST
TA
RST
TA
MatchingAddress between Indoor Unit and Remote Control
Whe n two units a re use d in the sa me room, you c a n ma tc h the a ddre ss of the re mote c ontrol to tha t of the unit.
1
2
Re move the lid of the ba tte ry c a se . Assign the a ddre ss switc h of one re mote c ontrol a s B.
Pre ss the RST button with a sha rp obje c t.
Turn off the unit a nd pull out the powe r plug. Re move the front pa ne l, Te rmina l bloc k c ove r, a nd Fra me grille .
Pull out the PCB. Assign the a ddre ss switc h of one indoor unit a s B.
3
NOTE
• This func tion must only be pe rforme d by qua lifie d se rvic e pe rsonne l.
OWNER ,S MANUAL - 12
BEFORE OPERATION
Signal Receiving
The re mote c ontrol will only func tion whe n ope ra te d within 5 me te rs of the unit.
• You c a n he a r a be e ping sound from the unit in the following
c a se s, whic h indic a te s tha t the signa l is re c e ive d.
5m ma ximum
CAUTION
• The a ir c onditione r will not ope ra te if c urta ins,
doors or othe r ma te ria ls bloc k the signa ls from the
re mote c ontrol to the unit.
• If the infra re d signa l re c e ive r on the unit is e xpose d
to dire c t sunlight, the a ir c onditione r ma y not work
prope rly.
Dra w the c urta ins to a void dire c t sunlight.
• Avoid spilling liquid onto the re mote c ontrol
or dropping it. This c a n c a use de forma tion,
disc olora tion a nd ma lfunc tion.
• A mounting bra c ke t for the re mote c ontrol is
supplie d with the unit.
Insta ll the mounting bra c ke t on the wa ll 30c m
be low the re c e ive r of the unit.
OWNER ,S MANUAL - 13
UNIT OPERATION
AUTOMATIC OPERATION
Automa tic ope ra tion me a ns tha t the a ir c onditione r ope ra te s a utoma tic a lly by se le c ting the COOL or HEAT mode a nd
a utoma tic a lly c ha nge s the fa n spe e d a c c ording to the indoor c ondition to ke e p the room te mpe ra ture
c omforta ble .
PROCEDURE
ON/OFF button
1
Pre ss this button a nd the unit sta rts AUTO ope ra tion.
A
MODE button
2
If the unit is ope ra ting in a nothe r mode , pre ss the MODE
button to se le c t AUTO.
A
TEMP. (
) buttons
3
ቤ
SLEEP
ON/OFF
MODE
Se t the de sire d te mpe ra ture using the re mote c ontrol
buttons.
ቢ
ቧ
TEMP.
ቦ
ብ
At the sta rt of the AUTO ope ra tion, the te mpe ra ture
is se t a t 25°c a nd it is func tiona l within the tota l
te mpe ra ture ra nge .
FAN
FLAP
ባ
CLOCK EVERYDAY HOUR MINUTE
FLAP button
4
TIMER
RESERV. CANCEL
ON
OFF
Pre ss this button to c ontrol the de sire d a ir flow dire c tion.
RST
TA
FAN SPEED button
5
Se t the de sire d fa n spe e d a t sta rt up, on AUTO.
ON/OFF button
6
Pre ss this button a ga in to stop ope ra tion.
NOTE
• Whe n the room te mpe ra ture is be twe e n 21°c ~ 29°c .
- If the room te mpe ra ture is lowe r 1°c or more tha n the se t te mpe ra ture : HEAT mode will ope ra te
- If the room te mpe ra ture is highe r1°c or more tha n the se t te mpe ra ture : COOL mode will ope ra te
• Whe n the room te mpe ra ture is lowe r tha n 21°c or highe r tha n 29°c , the ope ra tion mode is re stric te d re ga rdle ss of
the se t te mpe ra ture .
- If the room te mpe ra ture is lowe r tha n 21°c the n only the he a ting mode is a llowe d.
- If the room te mpe ra ture is highe r tha n 29°c the n only the c ooling mode is a llowe d.
• The Auto ope ra tion is not suita ble for the a pplic a tion to the c ompute r room or some food/wine stoc k stora ge .
OWNER ,S MANUAL - 14
UNIT OPERATION
MANUAL OPERATION
PROCEDURE
ON/OFF button
1
Pre ss this button a nd the AUTO ope ra tion is indic a te d.
• A re c e iving be e p is he a rd.
• The gre e n UNIT on la mp of the indoor unit displa y illumina te s.
MODE button
2
A
Pre ss this button to se le c t the de sire d ope ra tion mode .
AUTO DRY COOL FAN HEAT
FAN SPEED button
3
Pre ss this button to se le c t the de sire d fa n spe e d.
AUTO
LOW
MED
HIGH
A
ብ
SLEEP
ON/OFF
MODE
ቢ
ቧ
TEMP.(
) button
4
TEMP.
ቤ
ቦ
Pre ss the se buttons to se t the de sire d te mpe ra ture .
FAN
FLAP
ባ
FLAP button
5
CLOCK EVERYDAY HOUR MINUTE
Pre ss this button to c ontrol the de sire d a ir flow
dire c tion.
TIMER
RESERV. CANCEL
ON
OFF
RST
TA
ON/OFF button
6
Pre ss this button a nd AUTO ope ra tion is indic a te d.
• A re c e iving be e p is he a rd.
• The UNIT ON la mp is e xtinguishe d.
DRY OPERATION
This ope ra tion e limina te s moisture e c onomic a lly by ope ra ting the c ompre ssor, indoor a nd
outdoor fa n motor inte rmitte ntly, so tha t the room te mpe ra ture is ma inta ine d a t the se t te mpe ra ture .
OWNER ,S MANUAL - 15
UNIT OPERATION
TIMER OPERATION
ON Timer
PROCEDURE
ON TIMER button
1
Pre ss this button.
On sta rt up, time is se t a t 6:00 A.M..
A
HOUR, MINUTE buttons
2
Pre ss the se buttons to se t the sta rt-up time
de sire d while the ON Time r symbol is fla shing.
RESERV. button
3
A
Pre ss this button whe n pointing the re mote c ontrol towa rds
the re c e ive r of the indoor unit.
SLEEP
ON/OFF
MODE
• A re c e iving be e p is he a rd.
• TIMER la mp of the indoor unit illumina te s.
TEMP.
FAN
FLAP
MODE, FAN, FLAP, and TEMP. buttons
4
ብ
ቢ
Se t the de sire d ope ra tion mode with the se buttons.
CLOCK EVERYDAY HOUR MINUTE
ባ
ቤ
TIMER
RESERV. CANCEL
ON
OFF
About ON Timer
RST
TA
• Whe n the ON Time r is se t, the unit monitors the room
te mpe ra ture for 1hour be fore the se t time to ma ke sure
the room c ondition is re a c he d by the re se rve time .
• The a c tua l on time of the unit is e a rlie r tha t the re se rve d
time by 0 to 40 minute s a c c ording to the diffe re nc e
be twe e n room te mp. a nd se t te mp.
NOTE
• The c urre nt time is not indic a te d during the re se rva tion of ON/OFF Time .
• Whe n you wa nt to know the c urre nt time , pre ss the CLOCK button a nd you will se e the c urre nt time for 5 se c onds.
• If you re se rve the ON Time r during ope ra tion, the unit will ope ra te c ontinuously
OWNER ,S MANUAL - 16
UNIT OPERATION
OFF Timer
PROCEDURE
OFF TIMER button
1
2
3
A
Pre ss this button.
In the be ginning, the time is se t a t 2:00 A.M. .
HOUR, MINUTE buttons
Pre ss the se buttons to se t the stop time de sire d while
the OFF Time r symbol is fla shing.
A
SLEEP
ON/OFF
MODE
RESERV. button
TEMP.
Pre ss this button by pointing the re mote c ontrol
towa rds the re c e ive r of the indoor unit.
• A re c e iving be e p is he a rd.
FAN
FLAP
• TIMER la mp of the indoor unit illumina te s.
CLOCK EVERYDAY HOUR MINUTE
ባ
ቤ
TIMER
RESERV. CANCEL
ON
OFF
ቢ
RST
TA
OWNER ,S MANUAL - 17
UNIT OPERATION
Combination of ON, OFF and EVERYDAY Timer
PROCEDURE
For e xa mple whe n you wa nt the ope ra tion to sta rt a t 5:30
P.M. a nd stop a t 10:30 P.M..
ባ
ቢ
Re se rve the ON Time r a t 5:30 P.M..
1
Re se rve the OFF Time r a t 10:30 P.M..
2
Se t the ope ra tion mode a s de sire d.
3
ቢ
ባ
Or whe n you wa nt to stop the ope ra tion a t 10:30 P.M. a nd sta rt
a ga in a t 7:30A.M. with the sa me c ondition.
Re se rve the OFF Time r a t 10:30 P.M. during ope ra tion.
1
2
Re se rve the ON Time r a t 7:30 A.M..
ቤ
ባ
Whe n you wa nt to sta rt ope ra tion a t 5:30 P.M. a nd stop a t 10:30 P.
M. e ve ryda y with the sa me ope ra ting c ondition.
ቢ
Re se rve the ON Time r a t 5:30 P.M..
1
Re se rve the OFF Time r a t 10:30 P.M..
2
Pre ss the EVERYDAY button a nd RESERV. button.
3
NOTE
• Re fe r to pp.15 -16 for the se tting me thod a nd re fe r to p.18 for the c a nc e ling me thod of the ON, OFF a nd
EVERYDAY Time rs.
• In the ON a nd OFF Time r ope ra tion, the e a rlie r se tting c ompa re d to the c urre nt time will be a pplie d first.
• The EVERYDAY Time r c a n be se le c te d in c a se of a c ombina tion of the ON a nd OFF Time r re se rva tion or
ON a nd SLEEP Time r re se rva tion.
• You c a n c ha nge the ON/OFF re se rva tion time whe re the EVERYDAY Time r re se rva tion.
OWNER ,S MANUAL - 18
UNIT OPERATION
Cancellation of ON, OFF and EVERYDAY Timer
PROCEDURE
Pre ss the ON TIMER button to c a nc e l the ON Time r
or pre ss OFF TIMER button to c a nc e l the OFF Time r.
To c a nc e l the EVERYDAY Time r re se rva tion, pre ss the
EVERYDAY, ON TIMER or OFF TIMER button.
1
2
A
Pre ss the CANCEL button by pointing the re mote
c ontrol towa rds the re c e ive r of the indoor unit.
• A re c e iving be e p is he a rd.
• TIMER la mp of the indoor unit lights off.
A
SLEEP
ON/OFF
MODE
TEMP.
FAN
FLAP
CLOCK EVERYDAY HOUR MINUTE
TIMER
RESERV. CANCEL
ON
OFF
ባ
ቢ
RST
TA
NOTE
• If you c a nc e l the ON Time r or OFF Time r re se rva tion while EVERYDAY Time r is re se rve d, EVERYDAY Time r will be
a utoma tic a lly c a nc e le d.
• Whe n the e le c tric ity fa ils while EVERYDAY Time r is re se rve d, EVERYDAY Time r re se rva tion will be c a nc e le d.
Re se rve the EVERYDAY Time r a ga in a fte r the e le c tric ity c ome s on.
• The c urre nt time will not be indic a te d a nd the TIMER la mp of the indoor unit will be on if e ithe r the ON Time r or
the OFF Time r is re se rve d.
OWNER ,S MANUAL - 19
UNIT OPERATION
Sleep Timer
This func tion e na ble s the use r to a utoma tic a lly switc h off the unit.
PROCEDURE
If you wa nt to stop the ope ra tion a fte r 3 hours from now.
Pre ss the SLEEP button 3 time s
• 3:hr will be displa ye d a nd the SLEEP signa l will be
fla shing.
1
A
• Afte r 5 se c onds, the stopping time will be displa ye d.
• The unit ope ra te s in sle e p mode for 3 hours a nd will
switc h off a t the e nd of the 3 hours.
• To c ha nge the re se rve d time or to c a nc e l,
pre ss the SLEEP Button a ga in.
A
1:hr
2:hr
3:hr
7:hr
9:hr
Ca nc e l
SLEEP
ON/OFF
Whe n the SLEEP Time r is se t, the unit will c ontrol the
se t te mpe ra ture to a void ove rc ooling or ove rhe a ting
in ope ra tion.
ቢ
2
TEMP.
Se t te mpe ra ture is c ha nge d a s shown be low.
+0.5°C
°C
+0.5°C
+0.5°C
+0.5°C
SET
TEMP.
SLEEP
30
70
110
150
TIME (MIN.)
SET TIME
FOR COOLING OR DRY MODE
°C
SET
–1°C
TEMP.
SLEEP
–1°C
–1°C
30
90
150
TIME (MIN.)
SET TIME
FOR HEATING MODE
NOTE
• Whe n the SLEEP time r is se t, the luminosity of the unit la mps will be dimme d so a s not to inte rrupt the sle e p.
• The SLEEP time r c a n be c ombine d with the ON time r.( Re fe r to p.17 for c ombina tion )
OWNER ,S MANUAL - 20
UNIT OPERATION
DISCHARGE AIR LOUVER CONTROL
Up and Down Control
The a ir disc ha rge dire c tion c a n be c ontrolle d to swing up a nd down a nd c a n be fixe d a t a pre fe rre d position or a t
a utoma tic position by the re mote c ontrol.
ቧ
AUTO
ቦ
SWING
ብ
CLOSE
ቤ
ባ
ቢ
ቧ
ቧ
ቧ
COOL
ቦ
ቦ
COOL
ብ
ብ
ቤ
ባ
ቤ
ባ
Swing Ra nge
Auto Position
Fixe d
ባ
HEAT
ቢ
ቢ
HEAT
• If you se le c t the Fla p position using the FLAP button in the re mote c ontrol, the fla p in the unit will move to tha t
position a utoma tic a lly. Onc e you se le c t the position, the unit re me mbe rs tha t position a nd whe ne ve r you turn
on the unit, the fla p will be positione d to tha t position.
• If you se le c t SWING, the fla p will swing up a nd down. In the COOL, DRY a nd FAN mode , the fla p will swing in the
c ool ra nge . In the HEAT mode , the fla p will swing in the he a t ra nge .
• If you se le c t AUTO, the fla p will position itse lf to the pre se t position a c c ording to the ope ra tion mode .
NOTE
• Alwa ys use the re mote c ontrol to a djust the fla p position, othe rwise it ma y c a use a bnorma l ope ra tion.
Ple a se turn off the unit a nd turn it on a ga in whe n you ma nua lly a djust the fla p out of ra nge .
Left and Right Control
If you wa nt to a djust the dire c tion of the disc ha rge a ir le ft or right, a djust the ve rtic a l louve r with the ha ndle a fte r
ope ning the fla p.
HANDLE
NOTE
• Ple a se do not fix the fla p a t position ቢ for a long time , a s this position minimize s a ir c irc ula tion re sulting in
une ve n room te mpe ra ture .
• Avoid the disc ha rge a ir be ing dire c te d towa rds the oc c upa nts for a long pe riod of time .
• Do not a djust the fla p by the ha nd during SWING ope ra tion be c a use it ma y da ma ge the a ir swing me c ha nism.
OWNER ,S MANUAL - 21
UNIT OPERATION
EMERGENCY AND TEST OPERATION
EMERGENCY
TEST
Emergency Operation
Whe n the re mote c ontrol is lost, da ma ge d or the ba tte ry is disc ha rge d, the EMERGENCY button c a n be use d
to run the unit.
• Pre ss the EMERGENCY button a t the off mode c ondition.
- The unit ope ra te s a utoma tic a lly a c c ording to the room te mpe ra ture by se le c ting e ithe r the c ooling or
the he a ting ope ra tion.
• If you wa nt to stop the e me rge nc y ope ra tion, push the EMERGENCY button a ga in or ope ra te the re mote c ontrol.
• The se tting c onditions of e me rge nc y ope ra tion a re a s follows:
- Ope ra tion mode : AUTO
- Pre se t te mpe ra ture : 25°c
- Fa n spe e d : AUTO
- Time r mode : Disa ble
- Disc ha rge a ir dire c tion : Se t a utoma tic a lly a c c ording to ope ra tion mode . ( Re fe r to p. 20 )
Test Operation
This ope ra tion is use d for c he c king a fte r unit insta lla tion.
• Pre ss the TEST button.
• Pre ss the TEST button onc e more a fte r c he c king to a c tiva te re mote c ontrol. If the re is a ny input
signa l ( re mote c ontrol signa l or EMERGENCY button pre sse d ) during te st ope ra tion, the TEST mode will
c ha nge to the input signa l mode .
• The se tting c onditions of the te st ope ra tion a re a s follows:
- Ope ra tion mode : COOL
- Fa n spe e d : HIGH
- Time r mode : Disa ble
- Disc ha rge a ir dire c tion : SWING
OWNER ,S MANUAL - 22
UNIT OPERATION
AIR CLEANING OPERATION
Information for filters
• Filte rs
Air filte rs
Option 1 : Ac tive c a rbon filte r/Photo-c a ta lyst filte r
Option 2 : Ac tive c a rbon filte r/Ele c trosta tic filte r
• Air filte rs e limina te dust a nd lint
• Optiona l Ac tive c a rbon filte r/Photo-c a ta lyst filte r e ffe c tive ly e limina te s odor a nd c iga re tte smoke in the room a ir.
• Optiona l Ac tive c a rbon filte r/Ele c trosta tic filte r is pa rtic ula rly e ffe c tive in e limina ting odor a nd mic ro sc opic dust.
PHOTO-CATALYST FILTER
(Blue c olor, OPTIONAL)
or
ACTIVE CARBON FILTER
(Bla c k c olor, OPTIONAL)
ELECTROSTATIC FILTER
(White c olor, OPTIONAL)
STANDARD
AIR FILTER
Life time of filters
• The life of a bove filte rs va rie s a c c ording to the a mount of c iga re tte smoke , room size a nd the ope ra ting time .
• Air filte rs c a n be c le a ne d with a va c uum c le a ne r or rinse d unde r running wa te r a fte r using a month.
(Re fe r to CLEANING THE FILTERS AND FRONT PANEL,p.25.)
• The life time of optiona l Ac tive c a rbon filte r is a bout 2 ye a rs a nd tha t of optiona l Ele c trosta tic filte r is a bout 3 months.
The se filte rs c a nnot be re c yc le d.
• The life time of optiona l Photo-c a ta lyst filte r is a bout 2 ye a rs. This filte r c a n be wa she d unde r running wa te r a nd
c a n be re fre she d by e xposing unde r dire c t sun light. Expose d time is 6 hours a fte r using 3 months.
(Re fe r to CLEANING THE FILTERS AND FRONT PANEL,p.25)
OWNER ,S MANUAL - 23
CARE AND MAINTENANCE
POINTS TO NOTE
Operating Condition
• Te mpe ra ture ra nge s suita ble for unit ope ra tion a re a s follows.
MODE
COOL
HEAT
DRY
INDOOR
21 ~ 32°c
Be low 27°c
17 ~ 32°c
OUTDOOR
21 ~ 43°c
Be low 21°c
12 ~ 43°c
• Whe n the unit ope ra te s a bove or be low the se c onditions for a long time , syste m dia gnostic s ma y de te c t a
ma lfunc tion a nd the unit will not ope ra te prope rly.
• If the unit ope ra te s for a long time unde r a bnorma l situa tion of e xtre me ly high humidity, c onde nse d wa te r ma y
drip from the unit.
Time Delay
• The re will be time de la y be twe e n c ompre ssor turning off a nd turning on. (Cool a nd Dry mode : 3minute s,
He a t mode : 3minute s for RAS-18LKH-A/RAS-18LAH-A, 5minute s for RAS-22LKH-A/RAS-22LAH-A)
• Whe n he a ting ope ra tion sta rts, hot a ir de live ry might be de la ye d due to a wa rm up pe riod.
Minimum Operation Time
• In norma l ope ra tion, onc e the c ompre ssor turne d on, the re is a minimum ope ra tion time of 3 minute s re ga rdle ss of
the r mosta t sa tisfa c tion.
Heating Features
• Whe n the unit sta rts in the he a ting mode , the re will be a pre he a ting pe riod be fore the unit is re a dy to de live r
wa rm a ir.
• Whe n the outdoor te mpe ra ture is low, the he a ting c a pa c ity will be re duc e d. If the room a ir is not wa rm e nough
during se ve re winte r c onditions, use a dditiona l he a ting de vic e s.
Defrost Operation
• In the he a ting mode , whe n the outdoor c oil is froste d, the indoor fa n a nd outdoor fa n will turn off while the
c ompre ssor will turn on to re move the frost on the outdoor c oil.
• The de frost mode stops a fte r 10 minute s or whe n the outdoor c oil te mpe ra ture is gre a te r tha n 25°c .
• Whe n the powe r is off, the de frost ope ra tion is a utoma tic a lly c onduc te d de pe nding on frost
a c c umula tion on the outdoor c oil.
Auto Recovery
• Whe n the e le c tric ity fa ils while the unit is ope ra ting, the unit me morize s the ope ra ting c ondition, a nd it will
sta rt ope ra tion a utoma tic a lly whe n the e le c tric ity is re store d.
• Whe n you le a ve home during a n e le c tric ity fa ilure , ple a se unplug the powe r c ord, or the unit will a utoma tic a lly
re sta rt in your a bse nc e .
OWNER ,S MANUAL - 24
CARE AND MAINTENANCE
Frost Prevention of Indoor Unit
Whe n the unit ope ra te s (on c ooling) a t a low a mbie nt te mpe ra ture , frost ma y a ppe a r on the indoor c oil. Whe n the
indoor c oil te mpe ra ture is be low 0°c , the mic roc ompute r ma ke s the c ompre ssor stop to prote c t the unit from frost.
Normal Operation
Any of the following c a n oc c ur during norma l ope ra tion:
• A sound like a “GURGLE” c a n some time s be he a rd during ope ra tion or whe n the unit stops.
- It is the sound of the re frige ra nt flowing through the unit.
• Ba d sme lls c a n c ome from the unit.
- Sme lls suc h a s smoke or c osme tic s c a n a c c umula te while room a ir c irc ula te s through the unit.
- Cle a ning the filte rs will re duc e this proble m.
• The outdoor fa n doe s not rota te during he a ting ope ra tion.
- The unit is in de frost mode .
• UNIT ON la mp on the indoor unit displa y fla she s a nd no a ir c ome s from the unit.
- It indic a te s ma lfunc tion of the unit a nd the c ompre ssor will stop ope ra ting.
• A “c re a king” noise c a n some time s be he a rd during ope ra tion or whe n the unit turns on.
- This is the sound of pla stic e xpa nding due to a n a brupt te mpe ra ture c ha nge .
OWNER ,S MANUAL - 25
CARE AND MAINTENANCE
CLEANING THE FILTERS AND FRONT PANEL
Cleaning the Air Filter
NOTE
• Turn off the unit a nd pull out the powe r plug.
• Cle a n the a ir filte rs onc e a month.
Lift the front pa ne l a nd pull the
a ir filte rs downwa rd.
Cle a n the filte rs with a va c uum
c le a ne r.
Rinse the filte rs unde r running
1
2
3
3
wa te r, a nd dry the m c omple te ly,
a nd the n re fit the m c orre c tly into
the ir guide s.
Refreshing the optional Photo-catalyst filter
Lift the front pa ne l a nd pull the
optiona l Photo-c a ta lyst filte r
downwa rd.
Blow off the dust from the filte r
with fre sh a ir or wa sh the filte r
unde r running wa te r.
Expose unde r dire c t sun light for 6
hours a nd re fit it c orre c tly into its
guide .
1
2
Washing the Front Panel
NOTE
• Turn off the unit a nd pull out the powe r plug.
• Cle a n the front pa ne l if it be c ome s dirty a nd spotte d.
• Front pa ne l is re mova ble .
Lift the front pa ne l up to the top
of the unit. The n se pa ra te the
front pa ne l from the unit.
Rinse the pa ne l unde r running
wa te r, a nd dry it c omple te ly in
a sha de d a re a .
Re fit it c orre c tly. Insta lla tion
proc e dure is re ve rse to the
re mova l proc e dure .
1
2
3
OWNER ,S MANUAL - 26
CARE AND MAINTENANCE
CLEANING THE MAIN UNIT
• Use only a da mp soa py towe l.
• Do not pour wa te r onto the unit, a nd do not use
pe trol, solve nts or a bra sive powde r whic h ma y
re sult in da ma ge of the unit.
NOTE
• Whe n c le a ning the unit, first turn it off a nd pull out the powe r plug.
AFTER-SEASON CARE
If the unit is to be switc he d off for a n e xte nde d
pe riod, run the unit on FAN only for two hours to
dry inside of the unit.
Cle a n the filte rs a nd re fit the m into the unit.
1
2
Cle a n the indoor a nd outdoor unit.
3
OWNER ,S MANUAL - 27
TROUBLESHOOTING
Trouble
Check Points
Action
Che c k tha t the powe r c ord is plugge d
into the wa ll outle t.
Inse rt the powe r c ord into the wa ll outle t.
Ha s the c irc uit bre a ke r trippe d or ha s the
fuse blown?
Re se t the c irc uit bre a ke r or re pla c e the
fuse with the spe c ifie d re pla c e me nt fuse .
Unit doe s not
ope ra te
Ha s the re be e n a powe r fa ilure ?
Re sta rt ope ra tion whe n powe r is re sume d.
Doe s the “UNIT ON” la mp fla sh on a nd off?
Ca ll your se rvic e re pre se nta tive .
Confirm the a va ila ble volta ge .
Is the volta ge too low?
Is the filte r bloc ke d with dust?
Cle a n the a ir filte r.
Ha s the te mpe ra ture be e n se t prope rly?
Are the windows or doors ope n?
Che c k a nd re se t it if ne c e ssa ry.
Close the windows a nd doors.
Cooling is
a bnorma lly low.
Is a nything obstruc ting the outdoor unit?
Re move the obstruc tion.
Is the fa n spe e d too low?
Cha nge the fa n spe e d se le c tion.
Cha nge to c ooling ope ra tion or re se t the
te mpe ra ture .
Is the ope ra tion mode FAN or AUTO?
Is the filte r bloc ke d with dust?
Cle a n the a ir filte r.
Ha s the te mpe ra ture be e n se t too low?
Che c k a nd re se t it if ne c e ssa ry.
He a ting is
a bnorma lly low.
Are the windows or doors ope n?
Is a nything obstruc ting the outdoor unit?
Is the OFF time r ope ra ting?
Close the windows a nd doors.
Re move the obstruc tion.
Re sta rt the unit ope ra tion.
Re sta rt the unit ope ra tion.
Unit stops during
ope ra tion.
Ha s pa sse d the se t time of sle e p time r?
If the a bove a c tions do not c orre c t the ope ra tion, c onsult the de a le r from whom you bought the unit.
P/N:42QG8Q5404C
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