Toshiba RAS-18LAH-A Air Conditioner User Manual
Contents
1. Minimum Operation Time nomal operation once the compressortumed on there isa minimum operation time of 3 minutes regardless of thermostat satisfaction Heating Features When the unit sta rts in the heating mode there wil be a preheating period before the unitisready to deliver warm air When the outdoortemperature islow the heating capacity will be reduced Ifthe room airis not warm enough during severe winter conditions use additional heating devices Defrost Operation Inthe heating mode when the outdoorcoil isfrosed the indoorfan and outdoorfan will tum off while the compressor wil tum on to remove the frost on the outdoorcoil The defrost mode stops after 10 minutesorwhen the outdoor coil temperature isgreaterthan 25 c When the powerisoff the defrost operation isautomatically conducted depending on frost accumulation on the outdoorcoil Auto Recovery When the electricity fails while the unit isoperating the unit memorizesthe operating condition and it will start operation automatically when the electricity isrestored When you leave home during an electricity failure please unplug the powercord orthe unit wil automatically restart in yourabsence CARE AND MAIN TEN AN CE OWNER S MANUAL 24 Frost Prevention of Indoor Unit When the unit operates on cooling at a low ambient temperature frost may appearon the indoor coil When the indoorcoil temperature isbelow 0 c the microcompu2. Control 1 When two unitsare used in the same room you can match the addressof the remote controlto that of the unit Remove the lid ofthe battery case Assgn the address witch of one remote control asB Pressthe RSTbutton with a sharp object Tum off the unit and pull out the power plug Remove the front panel Terminal block cover and Frame grille Pullout the PCB Assign the addressswitch of one indoorunit asB NOTE Thisfunction must only be performed by qualified service personnel H OWNER S MANUAL 12 BEFO RE O PERATIO N Signal Receiving The remote control will only function when operated within 5 metersofthe unit Youcan heara beeping sound from the unit in the following cases which indicatesthatthe sgnalisreceived 5m maximum CAUTION The air conditioner will not operate if curtains Ifthe infrared sgnal receiveron the unit is exposed doorsorother materials block the sgnals from the to direct sunlight the airconditioner may not work remote controlto the unit properly Draw the curtainsto avoid direct sunlight Avoid spilling liquid onto the remote control A mounting bracket forthe remote control is ordropping it Thiscan cause deformation supplied with the unit discoloration and malfunction Install the mounting bracket on the wall 30cm below the receiver of the unit L UNIT O PERATIO N OWNER S MANUAL 13 Automatic operation mea
3. On startup time isset at 6 00 A M 2 HOUR MINUTE buttons Pressthese buttonsto set the start up time desred while the ON Timer symbol isflashing FLAP Z 3 RESERV button Press this button when pointing the remote control towards the receiverof the indoorunit A receiving beep isheard TIMER lamp of the indoor unit illuminates MODE FAN FLAP and TEMP buttons Setthe desred operation mode with these buttons Q RST JE About ON Timer o P CIS Whenthe ON Timerisset the unit monitorsthe room temperature for 1hour before the set time to make sure the room condition isreached by the reserve time The actualon time of the unit isearlierthat the reserved time by Oto 40 minutesaccording to the difference between room temp and settemp NOTE The current time isnot indicated during the reservation of ON OFF Time When you want to know the curent time pressthe CLOCK button and you will see the current time for 5 seconds f you reserve the ON Timerduring operation the unit will operate continuousy UNIT O PERA TIO N OFF Timer 21 ON Z Lf Hr FAN LEN CLOCK EVERYDAY HOUR MINUTE MER J RESERV CANCEL rs RST TA o OWNER S MANUAL 16 PROCEDURE 1 OFF TIMER button Pressthis button Inthe beginning the time issetat 2 00 A M 2 HOUR MINUTE buttons P
4. fuse with the specified replacement fuse Hasthere been a powerfailure Restart operation when poweris resumed Doesthe UNITON lamp flash on and off Call your service representative Isthe voltage too low Confirm the available voltage Cooling is abnormally low Isthe filter bloc ked with dus Clean the airfilter Hasthe temperature been set properly Checkand reset it if necessary Are the windowsordoorsopen Close the windowsand doors Ilsanything obstructing the outdoor unit Remove the obstruction Isthe fan speed too low Change the fan speed selection Isthe operation mode FAN orAUIO Change to cooling operation orresetthe temperature Heating is abnormally low Isthe filter blocked with dust Clean the airfilter Has the temperature been set too low Checkand reset it if necessary Are the windowsordoorsopen Close the windowsand doors Isanything obstructing the outdoorunit Remove the obstruction Unit stops during operation Isthe OFF timer operating Restart the unit operation Has passed the set time of Seep timer Restart the unit operation Ifthe above actionsdo not comect the operation consult the dealer from whom you bought the unit TOSHIBA Touch with Tomorrow P N 42QG8Q5404C
5. properoperation OWNER S MANUAL 6 BEFO RE O PERATIO N Indoor Unit ROOM AIR INLET AIR FILTER CARBON FILTER amp OPTION 1 ELECTROSIATIC FILTER OPTION 2 PHOTO CATALYST FILTER REMOTE CONTROL SG NAL RECEIVER AIR SWING FLAP VERTICALLOUVER ROOM AIR OUTLET POWER PLUG LCD REMOTE CONTROL OUIDOORAIR OUTLET OUTDOORAIR INLET INDOORAND OUTDOOR CONNECTON DRAIN HOSE Outdoor Unit 2 OWNERS MANUAL 7 BEFO RE O PERATIO N Indoor Unit Display e UNITON Green When the unit is switched on by the remote control a green light wil be displayed TMER Orange When the unit isin reservation mode an orange light will be displayed Switch Panel EMERGENCY TEST EMERGENCYY button Can be used when the remote contol islos orinoperative TEST button Isonly used by service men to test the unit operation Forthe usage of EMERGENCY and TEST buttons referto EMERGENCY AND TESTOPERATION p 21 O TEE BEFO RE O PERATIO N Names and Functions of the Buttons 1 ON OFF BUTTON If you pressthisbutton the unit wil begin operation Pressthe button again and operation stops You can heara receiving beep If you pressthis button immediately aftertuming off the unit the compressor will not operate for3 minutes to prevent overloading 2 TEMPERATURE SETTING BUTTONS If you setthe desred room temperature then the unit will ma
6. the HEATmode the flap will swing in the heat range If you select AUTO the flap will postion itself to the preset postion according to the operation mode NOTE Always use the remote contol to adjust the flap position otherwise it may cause abnomal operation Please tum off the unit and tum it on again when you manually adjust the flap out of range Left and Right Control If you want to adjust the direction of the discharge airleft or right adjust the vertical louver with the handle after opening the flap Please do not fixthe flap at postion fora long time asthis postion minimizes air circ ulation resulting in uneven room temperature Avoid the discharge air being directed towards the occupantsfora long period of time Do not adjust the flap by the hand during SWING operation because it may damage the airswing mechanism UNIT O PERATIO N OWNER S MANUAL 21 O EMERGENCY Emergency Operation When the remote control 50 damaged orthe battery is discharged the EMERGENCY button can be used to run the unit Pressthe EMERGENCY button atthe off mode condition The unit operatesautomatically according to the room temperature by selecting eitherthe cooling or the heating operation Ifyou want to stop the emergency operation push the EMERGENCY button again oroperate the remote control The setting conditionsof emergency operation are asfolows Oper
7. the room temperature islowerthan 21 c then only the heating mode isallowed If the room temperature ishigherthan 29 then only the cooling mode isallowed The Auto operation isnot suitable forthe application to the computerroom orsome food wine sock storage UNIT O PERATIO N OWNER S MANUAL 14 PROCEDURE ON OFF a CLOCK EVERYDAY HOUR MINUTE ie TIMER N opr RESERV CANCEL La E33 EH HH RST TA 1 ON OFF button Pressthis button and the AUTO operation is indicated A receiving beep isheard The green UNITon lamp of the indoor unit display illuminates 2 MODE button Pressthis button to select the desred operation mode AUTO DRY COOL FAN HEAT 3 FAN SPEED button Press this button to select the desired fan speed AUTO LOW MED HIGH 4 TEMP A button Pressthese buttonsto set the desred temperature 5 FLAP button Press this button to control the desired airflow direction ON OFF button Press this button and AUTO operation isindicated A receiving beep isheard The UNITON lamp isextinguished DRY OPERATION This operation eliminates moisture economically by operating the compressor indoorand outdoorfan motorintermittently so that the room temperature ismaintained at the set temperature EE OWNER S MANUAL 15 UNIT O PERATIO N ON Timer PROCEDURE 1 ON TIMER button Pressthis button
8. ERYDAY button and the on off time you have reserved willbe repeated until cancelled Referto pp 15 18 11 CURRENT TI ME ADJUSTING BUTTON Pressthis button to adjust the curent time Referto p 11 12 RESET BUTTON Press this button when the remote control is not operating properly orafterreplacing batteries Referto p 11 13 ADDRESS SWITCH If you have two indoorunitsin the same room you can link one remote control with one indoorunit and linkthe otherremote control with the otherindoorunit Referto p 11 BEFO RE O PERATIO N Remote Control Display At 7 A AN PRE 95 Lt amp FLAPZ e o EVERYDAY OFF AM Du Dm Dm PM 0000 14 gt AA IH ON PM SAh Al hl 9 wv v v v 1 Indicatesthe selected operating mode A AUTOMATIC CHANGEOVER O e A A A A COOL DRY FAN HEAT 2 Lights up when the sgnal from the remote control istransmitted A receiving beep isheard from the unit 3 Lights up when the batteriesmust be replaced with new ones When thismark appears replace the batteries within a week 4 Lightsup when the unit isoperating OWNER S MANUAL 10 5 Indicatesthe selected temperature 6 Indicatesflap modes Z Automatic postion Z Userselected postion Z Z Swing up and down Indicatesthe reserved status of SLEEP timeror EVERYDAY timer 8 Indicatesthe reservation time of ON timerand O
9. FF timerorthe current time 9 Indicatesthe selected fan speed wv v V v Ae AUTO LOW MED HIGH EE ___ OWNER S MANUAL 11 BEFO RE O PERATIO N Replacing Batteries 1 Remove the coverofthe 2 Remove the used batteriesand 3 Pressthe RSTbutton with a hap battery compartmentatthe insert new batteries The remote objectto reset the remote control backofthe remote controlby controlusestwo alkaline batteries siding it out in the direction of 1 5V LRO3x2 the anow NOTE Do not fit use the used batteriesor batteriesof a different type Such use may cause the unit to malfunction Changing batteries should be done aftertuming off the unit The average battery life during normal use isapproxmately one year When the airconditionerdoesnot operate normally after replacing the batteries remove the batteries refit them and repressthe RSTbutton after5 seconds JA RSTbutton may locate back sde nearbattery compartment for some models Setting Current Time 4 Pressthe TA button with a sharp 5 Set the current time with the hour 6 Pressthe TA button again objectand the curenttime and the minute buttons while the The flashing will top and the indication symbol flashes In the curent time indication flashes current time will be set beginning 6 00A M will flash C Matching Address between Indoor Unit and Remote
10. OWNER S MANUAL TOSHIBA AIR CONDITIONER e For general public use Indoor Unit Outdoor Unit RAS 18LKH A RAS 18LAH A RAS 22LKH 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 nS L Li F LI T T zS M ER i c rr PRECAUTIONS 2 BEFORE OPERATION 6 UNIT DESCRIPTIO N c mm LI E 6 REMOTE CONTROL DESCRIPTION 8 REMOTE CONTROL PREPARATION m UNIT 13 AUTOMATIC OPERATION 13 MANUALOPERATION 14 TIMER OPERATION 15 DISCHARGE AIR LOUVER CONTROL 20 EMERGENCY AND TEST OPERATION pudicus 2 AIR CLEAN IN G O PERATIO N AND MAINTENANCE 23 memo CLEANIN G THE FILTERS AND FRONT PAN EL SSS Sa 27 Li CLEANING THE MAIN UNIT Len mamas e 26 AFTER SEASON CARE 26 m TROUBLESHOOTING 27 O OWNER S MANUAL 2 PRECAUTIONS Installing and servicing airconditioning equipment can be hazardousdue to system pressure and electrical components Only trained and quali
11. ation mode AUTO Preset temperature 25 Fan peed AUTO Timermode Disable Discharge airdirection Set automatically according to operation mode Referto 20 Test Operation This operation is used forchecking after unit installation Pressthe TEST button Pressthe TEST button once more afterchecking to activate remote contol If there isany input sgnal remote control sgnal or EM ERG ENCY button pressed during test operation the TEST mode will change to the input sgnal mode The setting conditions of the test operation are asfollows Operation mode COOL Fan speed HIGH Timermode Disable Discharge airdirection WING UNIT O PERATIO N OWNER S MANUAL 22 Information for filters Filters Airfilters I Option 1 Active carbon filter Photo c ata lyst filter Option 2 Active carbon fite Hectrostatic filter Airfilters eliminate dust and lint Optional Active carbon fite Photo cata lyst filter effectively eliminates odorand cigarette smoke in the room air Optional Active carbon filte Electrostatic filter is partic ularly effective in eliminating odor and micro scopic dust ACTIVE CARBON FILTER PHO TO CATLYST FILTER Black color OPTIONAL Blue color OPTIONAL or ELECTROSIATIC FILTER eO oe e A gt White color OPTIONAD SIANDARD AIR FILTER Life time of filters The life of above filters variesaccording to the amount o
12. deep mode for3 hours and will switch off atthe end ofthe 3 hours change the reserved time orto cancel pressthe SLEEP Button again 1 hr 2 hr 3hr 7hr 9 hr Cancel 2 When the SLEEP Timer is set the unit wil control the settemperature to avoid overcooling oroverheating in operation Settemperature ischanged asshown below 0 5 C SLEEP SET SET SLEEP TEMP 30 70 10 150 TIME MIN g SET TIME FOR COOLING OR DRY MODE 30 90 150 TIME MIN FOR HEATING MODE NOTE When the SLEEP timeris set the luminosity ofthe unit lamps will be dimmed so as not to interupt the deep The SLEEP timer can be combined with the ON timer Referto p 17 forcombination 9 OWNER S MANUAL 20 UNIT O PERATIO N Up and Down Control The airdischarge direction can be controlled to swing up and down and can be fixed ata preferred postion orat automatic postion by the remote contol FLAP 238 SO 0 2 COOL COOL Fixed Swing Range Auto Postion HEA T HEAT If you select the Flap postion using the FLAP button in the remote control the flap in the unit will move to that position automatically Once you select the postion the unit remembersthat postion and wheneveryou tum on the unit the flap will be postioned to that postion If you select SWING the flap will swing up and down In the COOL DRY and FAN mode the flap will swing in the coolrange In
13. discharge grille of outdoorunit Thisunit hasa fan running at high speed It isvery dangerous to touch the fan A WARNING Use only fusesofthe properamperage PRECAUTIONS N WARNING OWNER S MANUAL 4 Be carefulto keep the room temperature a comfortable level Avoid continuousdirect airflow to the occupant especially in case of Seeping personsorhospital patients A WARNING Do not obstruct the front of the discharge grille of both units This will block airflow reduce the cooling effect and may result in unit malfunction N WARNING Ventilate the room when it becomes duffy or filed with undesrable odors A WARNING Keep heat sourcesaway from the unit high temperature can cause damage A WARNING Seta comfortable temperature Very low or very high temperature setting consider ably increase power consumption PRECAUTIO N S A WARNING OWNER S MANUAL 5 To circulate the room aironly operate atthe FAN mode A WARNING In summer if possible prevent direct sunlight from entering the room draw curtainsorblinds A WARNING Use the timercorectly to maintain comfort conditions A WARNING Please read thisownersmanual carefully before operating the unit It contains further important instructions for
14. f cigarette smoke room sze and the operating time Airfilterscan be cleaned with a vacuum cleanerorrinsed underrunning waterafterusing a month Referto CLEANING THE FILTERS AND FRONTPANEL p 25 The life time of optional Active carbon filterisabout 2 years and that of optional Electrostatic filter isa bout 3 months These filters cannot be recycled The life time of optional Photo catalys filter isa bout 2 years Thisfilter can be washed underrunning waterand can be refreshed by exposing under direct sun light Exposed time is 6 hoursafterusng months Referto CLEANING THE FILTERS AND FRONTPANEL p 25 sS ______ OWNER S MANUAL 23 CARE AND MAIN TEN AN CE Operating Condition Temperature rangessuitable for unit operation are asfollows MODE INDOOR OUIDOOR COOL 21 32 c 21 43 c HEAT Below 27 c Below 21 c DRY 17 32 c 12 43 c When the unit operates above orbelow these conditions fora long time system diagnosticsmay detect a malfunction and the unit wil not operate properly Ifthe unit operatesfora long time underabnormal stuation of extremely high humidity condensed water may drip from the unit Time Delay There will be time delay between compressortuming off and tuming on Cool and Dry mode 3minutes Heat mode 3minutesfor RAS 18LKH A RAS 18LAH A 5minutes for RAS 22LKH A RAS 22LAH A When heating operation starts hot airdelivery might be delayed due to a warm up period
15. fied service personnel should install or service this equipment Untrained personnel can perform basc maintenance functionssuch ascleaning the coil and filters and replacing filters All other operationsshould be performed by trained service personnel When working on airconditioning equipment observe precautions in the literature tagsand labels attached to the unit Before performing service ormaintenance operationson the system tum off the main powerof the unit Hectric shockcan cause personal injury A WARNING Use the correct voltage Using voltage otherthan specified willdamage the unit N WARNING Checkthe power plug If the power plug isnot inserted tightly orif there is any damage to the powercord it could result in leakage orelectric shock A WARNING Do notuse the powercord asa meansoftuming off the unit PRECAUTIO N S A WARNING OWNER S MANUAL 3 Do not use flammable spraysnearthe unit The unit can be damaged by gasoline benzene thinners insecticides and other chemical agents A WARNING When unplugging the power plug do not pull by the powercord The powercord wil get damaged and cause electric shock A WARNING To avoid the risk of seriouselectric shock never splash the indoorand the outdoorunit with water A WARNING Do not put handsorobjectsinto the
16. intain the room temperature asset In COOL mode if the B HE room temperature ishigherthan the setting the compressor ga will automatically tum on to provide a cooling effect On the gL EHO otherhand if the room temperature islowertha n the setting the compresor will automatically tum off to stop cooling operation In HEATmode if the room temperature is lower than the setting the compressorwill automatically tum on to provide a heating effect If the room temperature is higher than the setting the compresor will automatically tum off to stop heating operation Howeverthe indoorfan will continue to circulate aireven if the compressoristumed off MODE FAN FLAP LJ 5 CLOCK ut L TIMER N OFF RESERV CANCEL m a 4 OPERATION MODE SELECTING BUTTON Press this button to select the desired mode In AUID mode the unit wil run automatically by selecting COOLorHEATmode according to the temperature In DRY mode the microcomputer of the unit controlsthe indoor fan motorand makesthe outdoorunit automatically tum on and offaccording to the room temperature which causes moisture to be removed more effectively In COOL mode the unit will run at the normal cooling mode In FAN mode only the indoorfan will operate at the selected fan speed and circulate room air In HEATmode the unit will run atthe normal heating mode 3 SLEEP TIMER BUTTON Pressthis button to set the SLEEP timer Refer
17. nsthat the airconditioneroperatesautomatically by selecting the COO Lor HEAT mode and automatically changesthe fan speed according to the indoor condition to keep the room temperature comfortable PROCEDURE 1 ON OFF button Pressthis button and the unit sta rts AUTO operation PA 4 2 ON l 2 2 MODE button Ifthe unit isoperating in another mode pressthe MODE EOD button to select AUTO Ly E 3 TEMP A Y buttons o Le c Set the desired temperature using the remote control E JEMPA buttons B E il At the start ofthe AUTO operation the temperature E isset at 25 c and it isfunctional within the total MODE FAN FLAP Q temperature range CLOCK EVERYDAY HOUR MINUTE LN LEN LE LES TIMER oN OFF RESERV CANCEL EN LEN ee CH RST TA 4 FLAP button Pressthis button to control the desred airflow direction 5 FAN SPEED button Set the desired fan speed at startup on AUTO ON OFF button Press this button again to stop operation When the room temperature is between 21 c 29 c If the room temperature islower 1 c or more than the set temperature HEAT mode will operate the room temperature ishigherl c or more than set temperature COOL mode wil operate When the room temperature islowerthan 21 c or higherthan 29 c the operation mode isrestricted regardlessof the settemperature If
18. ressthese buttonsto set the stop time desred while the OFF Timer symbolis flashing 3 RESERV button Pressthis button by pointing the remote control towardsthe receiver of the indoor unit A receiving beep isheard TIMER lamp of the indoor unit illuminates OWNER S MANUAL 17 UNIT O PERATIO N Combination of ON OFF and EVERYDAY Timer PROCEDURE Forexample when you want the operation to start at 5 30 P M and stop at 10 30 P M 1 Reserve the ON Timer at 5 30 P M 2 Reserve the OFF Timer at 10 30 P M 3 Set the operation mode asdesired Orwhen you wantto stop the operation at 10 30 P M and start again at 7 30A M with the same condition 1 Reserve the OFF Timerat 10 30 P M during operation 2 Reserve the ON Timerat 7 30A M When you want to start operation at 5 30 P M and stop at 10 30 P M everyday with the same operating condition 1 Reserve the ON Timer at 5 30 P M 2 Reserve the OFF Timer at 10 30 P M 3 Press the EVERYDAY button and RESERV button NOTE e Referto pp 15 16 forthe setting method and referto p 18 forthe canceling method of the ON OFF and EVERYDAY Timers In the ON and OFF Timer operation the earlier setting compared to the current time will be applied first The EVERYDAY Timercan be selected in case of a combination of the ON and OFF Timer reservation or ON and SLEEP Timer reservation You can change the ON OFF reservation time where the EVERYDAY Timer rese
19. rvation UNIT O PERATIO N OWNER S MANUAL 18 Cancellation of ON OFF and EVERYDAY Timer PROCEDURE 1 Pressthe ON TMER button to cancelthe ON Timer orpress OFF TMER button to cancelthe OFF Timer To cancelthe EVERYDAY Timerreservation pressthe EVERYDAY ON TIMER orOFF TIMER button 2 Pressthe CANCEL button by pointing the remote control towardsthe receiver of the indoorunit A receiving beep isheard Ly TIMER lamp of the indoor unit lights off Ae ON OFF CLOCK EVERYDAY HOUR MINUTE LH TIMER N opp RESERV CANCEL D s LEN zaza RST TA o Ifyou cancelthe ON TimerorOFF Timer reservation while EVERYDAY Timeris reserved EVERYDAY Timer will be automatically canceled When the electricity fails while EVERYDAY Timer is reserved EVERYDAY Timer reservation wil be canceled Reserve the EVERYDAY Timer again after the electricity comeson The current time will not be indicated and the TIMER lamp of the indoorunit will be on if eitherthe ON Timeror the OFF Timerisreserved SS OWNER S MANUAL 19 UNIT O PERATIO N Sleep Timer Thisfunction enablesthe userto automatically switch off the unit PROCEDURE If you wantto stop the operation after3 hoursfrom now 1 Pressthe SLEEP button 3 times 3hrwil be displayed and the 29 signal wil be flashing After5 seconds the stopping time will be displayed The unit operatesin
20. ter with fresh air or wa sh the filter hoursand refit it correctly into its downward underrunning water guide Washing the Front Panel NOTE Tum off the unit and pull outthe powerplug Clean the front panel if it becomes dirty and spotted Front panel isremovable 1 Lift the front panel up to the top 2 Rinse the panel underrunning 3 Refit it corectly Installation ofthe unit Then separate the water and dry it completely in procedure isreverse to the front panelfrom the unit a shaded area removal procedure exo A OWNER S MANUAL 26 CAREANDMAINTENAN CE Use only a damp soapytowel Do not pourwater onto the unit and do not use petrol solventsorabrasve powderwhich may result in damage ofthe unit AD When cleaning the unit first tum it off and pull outthe powerplug 1 Clean the fitersand refit them into the unit 2 If the unit isto be switched off foran extended period run the unit on FAN only fortwo hoursto dry insde of the unit gt gt iri TRO UBLESHO O TIN G Unit doesnot Checkthatthe powercord isplugged into the wall outlet OWNER S MANUAL 27 Insertthe powercord into the wall outlet Hasthe circuit breakertripped orhasthe fuse blown Resetthe circuit breakerorreplace the
21. termakesthe compressorstop to protect the unit from frost Normal Operation Any ofthe following can occurduring normal operation A sound like a GURGLE can sometimes be heard during operation orwhen the unit tops It isthe sound ofthe refrigerant flowing through the unit Bad smellscan come from the unit Smells such assmoke orcosmeticscan accumulate while room aircirculatesthrough the unit Cleaning the filters will reduce this problem The outdoorfan doesnot rotate during heating operation The unit is in defrost mode UNITON lamp on the indoorunit display flashes and no aircomesfrom the unit Itindic ates malfunction of the unit and the compressorwil stop operating A creaking noise can sometimes be heard during operation or when the unit tums on Thisis the sound of plastic expanding due to an abrupt temperature change CARE AND MAIN TEN AN CE Cleaning the Air Filter NOTE Tum off the unit and pull outthe powerplug e Clean the airfitersonce a month OWNER S MANUAL 25 1 Lift the front panel and pull the 2 Clean the filters with a vacuum 3 Rinse the filters under running airfilters downward Cleaner water and drythem completely and then refit them correctly into their guides 3 w Refreshing the optional Photo catalyst filter 1 Lift the front panel and pull the 2 Blow off the dust from the filter 3 Expose under direct sun light for 6 optional Photo catalys fil
22. to p 19 Hs BEFO RE O PERATIO N LR03 AM4 1 5V LR03 AM4 1 5V 5 FAN SPEED SELECTING BUTTON Pressthe button to select the desired fan speed of AUTO LOW MED orHIGH and the indoor fan will operate at the selected fan speed If you select AUTO the fan speed will be controlled by the microcomputerofthe unit OWNER S MANUAL 9 6 FLAP CONTROL BUTTON Controlsthe discharge airflow direction up and down Referto p 20 On start up the flapsopen automatically according to the operating mode If you press this button the flap will move stepwise and the postion will be displayed If you press this button again the unit operatesat SWING mode At operating mode SWING the flap will swing up and down continuousy 7 ON OFF TIMER AND CURRENT TI ME BUTTONS If you setthe ON and OFF times the unit will automatically tum on and offatthe settimes Referto pp 15 16 If you pressthe CLOCK button during Timeroperation you will see the current time for5 seconds HOUR MINUTE SETTING BUTTONS Adjust the current time Refer Page 11 and the on off times of timer operation with these buttons 9 RESERVATION AND CANCEL BUTTONS Pressthe RESERV button to reserve the ON OFF Timerand pressthe CANCEL button to cancelthe reserved on off time Referto pp 15 18 10 EVERYDAY TIMER BUTTON Pressthe EV
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