Toshiba RAS-18SK Series - Advanced Operations and Maintenance; Preset and Auto Restart; Quiet, Comfort Sleep, and Sleep Timer; Maintenance Procedures

PRESET OPERATION
14
Setyourpreferredoperationforfutureuse.Thesettingwillbememorizedbythe
unitforfutureoperation(exceptairowdirection).
 1.Selectyourpreferredoperation.
 2.Pressandhold
PRESET
for3secondstomemorizethesetting.ThePmark
displays.
 3.Press
PRESET
:Operatethepresetoperation.
AUTO RESTART OPERATION
15
Toautomaticallyrestarttheairconditionerafterthepowerfailure(Powerofthe
unitmustbeon.)
Setting
 1.PressandholdtheRESETbuttonontheindoorunitfor3secondstosetthe
operation.(3beepsoundandOPERATIONlampblink5time/secfor
5seconds)
 2.PressandholdtheRESETbuttonontheindoorunitfor3secondstocancel
theoperation.(3beepsoundbutOPERATIONlampdoesnotblink)
 
• IncaseofONtimerorOFFtimeareset,AUTORESTARTOPERATION
   doesnotactivate.
Tooperateatsuperlowfanspeedforquietoperation(exceptinDRYmode)
 Press
QUIET
:Startandstoptheoperation.
 Note:Undercertainconditions,QUIEToperationmaynotprovideadequate 
  coolingorheatingduetolowsoundfeatures.
QUIET OPERATION
16
Forcomfortablesleep,automaticallycontrolairowandautomaticallyturnOFF.
 Press
COMFORT
SLEEP
:Select1,3,5or9hrsforOFFtimeroperation.
Note: Thecoolingoperation,thesettemperaturewillincreaseautomatically 
  1degree/hourfor2hours(maximum2degreesincrease).Forheating 
  operation,thesettemperaturewilldecrease.
COMFORT SLEEP OPERATION
17
OPERATION AND PERFORMANCE
21
 1.Three-minuteprotectionfeature:Topreventtheunitfrombeingactivatedfor
  3minuteswhensuddenlyrestartedorswitchedtoON.
 2.Preheatingoperation:Warmuptheunitfor5minutesbeforeblowingwarmair.
 3.Warmaircontrol:Whentheroomtemperaturereachesthesettemperature,
thefanspeedisautomaticallyreducedandtheoutdoorunitwillstop.
 4.Automaticdefrosting:Fanswillstopduringdefrostoperation.
 5.Heatingcapacity:Heatisabsorbedfromoutdoorandreleasedintotheroom.
Whentheoutdoortemperatureistoolow,useanotherrecommendedheating
apparatusincombinationwiththeairconditioner.
 6.Considerationforaccumulatedsnow:Selectthepositionforoutdoorunitwhere
itwillnotbesubjectedtosnowdrifts,accumulationofleavesorotherseasonal
debris.
 7.Someminorcrackingsoundmayoccurwhenunit operating.Thisisnormal
becausethecrackingsoundmaybecausedbyexpansion/contractionofplastic.
 Note:Item2to6forHeatingmodel
Air conditioner operating conditions
Temp.
Operation
Outdoor Temperature
Room
Temperature
Heating –10°C~24°C Lessthan28°C
Cooling 15°C~46°C 21°C~32°C
Dry 15°C~46°C 17°C~32°C
The unit does not operate. Cooling or Heating is abnormally low.
• Thepowermainswitchisturnedoff.
• Thecircuitbreakerisactivatedto
 cutoffthepowersupply.
• Stoppageofelectriccurrent.
• ONtimerisset.
• Theltersareblockedwithdust.
•Thetemperaturehasbeenset
 improperly.
•Thewindowsordoorsareopened.
•Theairinletoroutletoftheoutdoor
 unitisblocked.
•Thefanspeedistoolow.
• TheoperationmodeisFANorDRY.
TROUBLESHOOTING (CHECK POINT)
22
Tostartthesleeptimer(OFFtimer)operation
 Press
SLEEP
:Select1,3,5or9hrsforOFFtimeroperation.
SLEEP TIMER OPERATION
18
REMOTE CONTROL A-B SELECTION
23
Toseparateusingofremotecontrolforeachindoorunitincaseof2air
conditionersareinstallednearly.
Remote Control B Setup.
 1.PressRESETbuttonontheindoorunittoturntheairconditionerON.
 2.Pointtheremotecontrolattheindoorunit.
 3.Pushandhold
CHK●
buttonontheRemoteControlbythetipofthepencil.
“00”willbeshownonthedisplay.
 4.Press
MODE
duringpushing
CHK●
.“B”willshowonthedisplayand“00”
willdisappearandtheairconditionerwillturnOFF.TheRemoteControlBis
memorized.
Note: 1.Repeatabovesteptoreset
   RemoteControltobeA.
  2.RemoteControlAhasnot“A”
   display.
  3.DefaultsettingofRemote 
   ControlfromfactoryisA.
PRESET
ONE TOUCH
QUIET
SWING
TIMER
ON
FILTER CHECK CLOCK
OFF
CLR
SLEEP SET
FIX HI POWER ECO
PAP
COMFORT
SELECT
MODE
TEMP
FAN
SELF CLEANING OPERATION (COOL AND DRY
OPERATION ONLY)
20
Toprotectbadsmellcausedbythehumidityintheindoorunit.
 1.Ifthe
buttonispressedonceduring“Cool”or“Dry”mode,thefanwillcontinue
torunforother20minutes,thenitwillturnoffautomatically.Thiswillreduce
themoistureintheindoorunit.
 2.Tostoptheunitimmediately,pressthe

more2timeswithin30seconds.
Note:

• SELFCLEANINGoperationisdefaultsettingfromfactory.

• Tocancelthisfunction,pressandholdtheresetbuttonontheindoorunitfor
  20seconds.
  TheSELFCLEANINGoperationwillbecancelled.(5beepsoundbut
  OPERATIONlampdoesnotblink)

• Dothesametosetthisfunctionagain.(5beepsoundandOPERATIONlamp
  blink5times/secfor5seconds)

• AUTORESTARToperationwillbecancelledbysettingorcancellationof
  SELFCLEANINGoperation.Setitagainifneccessary.

Firstly,turnoffthecircuitbreaker.
Filter Reset
FILTERlamplightson;theltermustbecleaned.
Toturnoffthelamp,pushtheRESETbuttonontheindoorunitortheFILTERbutton
ontheremotecontrol.
Indoor Unit and Remote Control

• Cleantheindoorunitandtheremotecontrolwithawetclothwhenneeded.

• Nobenzine,thinner,polishingpowderorchemically-treatedduster.
Cleaning the air ionizer (Once every six months)
 1.Turnoffairconditionerusingremotecontrolandpowersupply.
 2.Fullyopentheverticalairowlouversbyhand.
 3.Useatoothbrushtorubtheendsofmetalpin
  threeorfourtimes.
 Note: Donotusecottonswabsorotherobjects
   withuff.
   Evenbefore6monthssincelastcleaning,
   cleantheairionizerifitisdirty.
Cleaning the plasma air purier unit (About 1000 hours performed)
 1.Turnoffairconditionerusingremotecontrolandpowersupply.
 2.Takeouttheairinletgrille(Seedetailininstallationmanual).
 3.Takeouttheplasmaairpurierbygraspthehandle,andthepullitout
 4.Soakinhotwaterat40°Cto50°Cforabout10to15minutesandrubup,
  down,left,rightandrubsurfacegentlywithasponge.
 5.Allowtodrythoroughlyintheshade.
 6.Attachtheplasmaairpurierbygraspthehandleand
  insertintotherightandleftguiderails.
 7.Pressbothendsoftheplasmaairpurieruntilthe
  protrusionsonbothsidesoftheplasmaairpurier
  arecompletelyinsertd.
 8.Attachtheairlter,andthenclosetheairinletgrille.
MAINTENANCE
19