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1. NEC Inverter Split room air conditioner RIH 6867 User Manual PDF created with pdfFactory Pro trial version www pdffactory com Inverter Split Type Room Air Conditioner Use and Care Manual Preparation before USC eem 1 Safety Precautions teste essere ei mmm 2 Identification of parts AdOOrUMI esse ee 3 RITA MIA sseni 3 Operating and display i iiiiiiiiiinanonanai 4 Remote controller i 5 Operation instructions Operation Modes steric steerer 7 Air flow direction control 8 Smart mode eese 9 TimMer MOdeE v 1 1 1 11111115152115t5n tninn t titititi tintti t antata n nen 10 Sleep MOJE sresesrsesssnnenn E 11 S per MOJE ssscrscsssstsnes ni a Ea 11 Maintenance aac 12 Protection ini iiaii aiiaaiaaia nina i iiia i eiia 13 Troubleshooting srn 14 Installation instructions Installation diagram of air conditioner 15 Select the installation lOCations 16 Indoor Unit InSTaillaliGin sess ene eeecie te ied eeers ee eek 17 Outdoor unit installation iii 20 Air 1610 11 0 eeeeesesresssnin nsnsi 21 PSST ee ame aE eee eae ve eect 22 Thank you very much for purchasinga NEC Air Conditioner Please read this User and Care Manual carefully before installing and using this appliance and keep this manual for furture reference PDF created with pdfFactory Pro trial version www pdffactory com Preparation before use Before using the air conditioner be sure to chec2. Operation modes Each time MODE button is pressed the operation mode is changed in sequence COOLING gt DRY FAN ONLY gt HEATING CS Heating mode is NOT available for cooling only air conditioner Each time the FAN button is pressed the fan speed is changed in sequence Auto High Medium gt Low BR At FAN ONLY mode only High Medium and Low are available At DRY mode airflow is set at Low automatically FAN button is ineffective in this case AN Press once to raise temperature setting by 1 C M Press once to lower temperature setting by 1 C Range of available set temperature HEATING COOLING 18 C 32 C DRY room temperature 2 C FAN ONLY unable to set Note Heating mode is NOT available for cooling only models Press button when the appliance receives the signal the RUN indicator of the indoor unit lights up SWING SMART TIMER SLEEP and SUPER operation modes will be specified in the following pages Changing modes during operation sometimes the unit does not response at once Wait 3 minutes During heating operation air flow is not discharged at the beginning After 2 5 minutes the air flow will be discharged until temperature of indoor heat exchanger rises Wait 3 minutes before restarting the appliance 7 PDF created with pdfFactory Pro trial version www
3. wrapped with vinyl type Drain hose prepared by user Hook here A Insert the pipe fixer to the slot B Press to hook the pipe fixer onto the base d Piping Connection a Connect indoor unit pipes with two wrenches Pay special attention to the allowed torque as shown below to prevent the pipes connectors and flare nuts from being deformed and damaged b Pre tighten them with fingers at first then use the wrenches Model Pipe size Torque Nutwidth Min thickness 24K Liquid Side 3 8 inch 3 5kg m 22mm 0 6mm 24K Gas Side 5 8 inch 7 5kg m 27mm 0 6mm Note The connection pipe will be provided or purchased by customer PDF created with pdfFactory Pro trial version www pdffactory com I p Installation instructions 4 Connecting of the Cable 7 Frontpanej Terminal inside e Indoor Unit Connect the power connecting cord to the indoor unit by connecting the wires to the terminals on the control board individually in accordance with the outdoor unit E Cabinet connection Indoor unit Note For some models it is necessary to remove the cabinet to Chassis connect to indoor unit terminal e Outdoor Unit 1 Remove the access door from the unit by loosening the screw Connect the wires to the terminals on the control board individually as the following 2 Secure the power connect
4. pdffactory com Operation instructions Airflow direction control Airflow direction control EES gt Vertical airflow is automatically adjusted to a certain angle in accordance with the operation mode after turning on the unit The direction of airflow can be also adjusted to your own requirement by pressing the COOLING DRY horizontal SWING button of the remote controller HEATING downward FAN ONLY Operation mode Direction of airflow Heating mode is only available for heat pump models Vertical airflow control with the remote controller Using remote controller to set various angles of flow or specific angle as you like Swinging airflow Pressing SWING button once the vertical adjustment louver will swing up and down automatically Desired direction airflow Pressing the SWING button again when the louvers swing to a Suitable angle as desired Horizontal airflow control with hands Turning the control rods of the horizontal adjustment louvers to change horizontal air flow as shown Note The shape of the unit may look different from that of the air conditioner you have selected control rods of horizontal adjustment louvers A Do not turn the vertical adjustment louvers manually otherwise malfunction may occur If that happens turn off the unit first and cut off the power
5. precautions Symbols in this User Manual are interpreted as shown below Be sure not to do Grounding is essential Pay attention to such a situation A Warning Incorrect handling could cause a serious hazard such as death serious injury etc A O AN ay Use correct power supply in out se Y accordance with the rating plate requirement Otherwise serious faults or hazard may occur or a fire maybe break out Do not use the power supply circuit breaker or pull off the plug to turn it off Prevent the air flow from reaching the gas during operation This may cause a fire burners and stove due to spark etc A Never insert a stick or similar obstacle Do not touch the operation buttons to the unit Since the fan rotates at high Do not put any objects on the outdoor when your hands are wet speed this may cause an injury unit LAN Mi fa Turn off the appliance by remote control Do not repair the appliance by yourself firstly before cutting off power supply if If this is done incorrectly it may cause an malfunction occurs electric shock etc PDF created with pdfFactory Pro trial version www pdffactory com Identification of parts Indoor unit Air Intake gt Front Panel D C Display Panel Emergency Panel Air Outlet Vertical Adjustment Louver orizontal Adjustment Louver C AirFilter eee e C
6. soft cloth to clean it Use lukewarm water below 40 C to clean if the appliance is very dirty Stop the appliance and remove the air filter 1 Open the front panel 2 Press the handle of the filter gently from the front 3 Grasp the handle and slide out the filter Never use volatile substance such as gasoline or polishing powder to clean the appliance Never sprinkle water onto the indoor unit Electric shock Clean and reinstall the air filter If the dirt is conspicuous wash it with a solution of detergent in lukewarm water After cleaning dry well in shade Reinstall and shut the front panel Reinstall and shut the front panel by pressing position b downward Close the front panel again Clean the air filter every two weeks if the air conditioner operates in an extremely dusty environment PDF created with pdfFactory Pro trial version www pdffactory com _Protection J The protective device maybe trip and stop the appliance in the cases listed below Outdoor air temperature is over 24 c HEATING Outdoor air temperature is below 7 c Room temperature is over 27 c COOLING Outdoor air temperature is over 50 c Room temperature is below 21 c DRY Room temperature is below 18 c For Tropical T3 Climate condition mo
7. the High to 2 C can be set A set temp by 2 Low A Bick Slightly cooler A N Ba o the A rise up to ae 2 C can be set A Press twice to raise the eae get temp by 2 C Low Uncomfortable because of Indoor fan speed alternates among unsuitable air High Medium and Low each time this flow volume button is pressed Uncomfortable Press it once the vertical adjustment because of louver swings to change vertical airflow unsuitable flow direction Press it again swings stops direction For horizontal airflow direction please refer to the previous page for details PDF created with pdfFactory Pro trial version www pdffactory com Operation instructions Timer mode It is convenient to set the timer on with TIMER button when you go out in the morning to achieve a comfortable room temperature at the time you get home You can also set timer off at night to enjoy a good sleep Setting a switch on Setting a switch off timer timer when the amp I during operation appliance is off A As time goes by LCD on remote controller only displays the remained time instead of set temperature The previous set time is stored and the next set time begins with the previous setting On timer and off timer can not be set at the same time Theroom may not reach your desired temperature within the preset time because of different size of room Set desired operating mode
8. Unit Piping Connection e Remove the valve caps from the 2 way and 3 way valve e Connect the pipes to the 2 way and 3 way valves separately according to the required torque 4 Outdoor Unit Cable Connection see previous page Air purging The air which contains moisture remaining in the refrigeration cycle may cause a malfunction on the compressor After connecting the indoor and outdoor units evacuate air and moisture from refrigerant cycle using a vacuum pump as shown below Note To protect the environment be sure not to discharge the refrigerant to the air directly See next page for air purging steps 7 Vacuum pump Refrigerant flow direction 3 way valve diagram 3 way valve connect to indoor unit 6 Open 1 4 turn Turn to fully open the a b 7 Turn to fully open the valve a C Service Q valve port Z valve cap 1 Turn 8 Tighten 2 Turn A 1 Turn raw 8 Tighten Cc ee needle Valve cap T 8 Tighten Connect to outdoor unit Se open position spindle 21 PDF created with pdfFactory Pro trial version www pdffactory com Installation instructions How to Purge Air Tubes 1 Unscrew and remove caps from 2 and 3 way valves 2 Unscrew and remove cap from service valve 3 Connect vacuum pump flexible hose to the service valve 4 Start vacuum pump for 10 15 minutes until reaching a vacuum of 10 mm Hg absolutes 5 Wi
9. actory Pro trial version www pdffactory com Installation instructions Indoor unit installation 1 Installing the Mounting Plate e Decide an installing location for the mounting plate according to the indoor unit location and piping direction e Keep the mounting plate horizontally with a horizontal ruler or dropping line e Drill holes of 32mm in depth on the wall for fixing the plate e Insert the plastic plugs to the hole fix the mounting plate with tapping screws e Inspect if the mounting plate is well fixed Then drill a hole for piping Hook the line here Line drops from here lt Mounting plate holes for fixing Note The shape of your mounting plate may be different from the one above but installation method is similar 2 Drill a Hole for Piping e Decide the position of hole for piping according to the location of mounting plate e Drill a hole on the wall The hole should tilt a little downward toward outside Wall hole sleeve hard polythene tube prepared by user Indoor Outdoor e Install a sleeve through the wall hole to keep the wall tidy and clean 5mm tilt downward 3 Indoor Unit Piping Installation e Put the piping liquid and gas pipe and cables through the wall hole from outside or put them through from inside after indoor piping and cables connection complete so as to connect to outdoor unit e Decide whether saw the unloading piece off in accordance with t
10. ature will decrease by 3 C at most if the appliance operates in heating mode for 3 hours constantly then keeps steady Note In cooling mode if room temperature is 26 C or above set temperature will not change Note Heating is NOT available for cooling only air conditioner SUPER mode SUPER mode SUPER mode is used to start or stop fast cooling Fast cooling operates at high fan speed changing the set temperature automatically to 18 C SUPER mode can be set when the appliance is in operation or energized n SUPER mode you can set airflow direction or timer If you want to escape from SUPER mode press any SUPER MODE FAN ON OFF or TEMPERATURE SETTING button the display will return to the original mode 1 Note SLEEP and SMART buttons are not available in SUPER mode SUPER button is ineffective in HEATING mode The Appliance will continue working in SUPER mode with set temperature of 18 C if you don t escape from it by pressing any of the buttons mentioned above PDF created with pdfFactory Pro trial version www pdffactory com Maintenance Cut off the power supply Turn off the appliance first before disconnecting from power supply It is necessary to clean the air filter after using it for about 100 hours Clean it as follows Grasp position a and pull outward to remove the front panel Wipe with a soft and dry cloth Use a dry and
11. by the manufacturer or its service agent or similarly qualified person in order to avoid a hazard PDF created with pdfFactory Pro trial version www pdffactory com NEC NEC Australia Pty Ltd ABN 86 001 217 527 Home Electronics Group NEC Service Centres NEW South Wales Sydney 184 Milperra Rd Revesby 2212 02 9780 8688 Newcastle 120 Parry Street Newcastle 2302 02 4926 2466 Victoria Melborne 480 Princes Highway Noble Park 3174 03 9554 6245 Queensland Brisbane 116 Ipswich Rd Woollongabba 4102 07 3361 5858 Southport Shop 1 48 Ferry Rd Southport 4215 07 5591 3670 South Australia Adelaide 84A Richmond Rd Keswick 5053 08 8375 5710 Western Australia Perth 45 Sarich Courl Osborne Park 6017 08 9445 5901 For Service in outer areas please contact your NEC retailer for the address of the nearest Authorized NEC Service Centre NEC Australia Pty Ltd 244 Beecroft Road EPPING 2121 Tel 131 632 Fax 02 9930 2380 Version No 819043175 01 PDF created with pdfFactory Pro trial version www pdffactory com
12. ce with contact separation of at least 3 mm placed in an accessible position even after installation PDF created with pdfFactory Pro trial version www pdffactory com Installation instructions Wiring Diagram Make sure that the color of wires of the outdoor unit and the terminal No are the same as those of the indoor unit 24K Model For 24K model the power supply are connected from outdoor unit with a circuit breaker Indoor unit Outdoor unit Terminal Terminal 2 Je Power supply PDF created with pdfFactory Pro trial version www pdffactory com Installation instructions Outdoor unit installation 1 Install Drain Port and Drain Hose for heat pump model only The condensate drains from the outdoor unit when the unit operates in heating mode In order not to disturb your neighbor and protect the environment install a drain port and a drain hose to direct the condensate water Just install the drain port and rubber washer to oS the chassis of the outdoor unit then connect a drain hose to the ak vaste P ae lt gt D port as the right figure shown Dreinpat Ge Drain hose prepare by user 2 Install and Fix Outdoor Unit Fix with bolts and nuts tightly on a flat and strong floor If installed on the wall or roof make sure to fix the supporter well to prevent it from shaking due to serious vibration or strong wind 3 Outdoor
13. dels the temperature point is 52 C instead of 43 C If the air conditioner runs in COOLING or DRY mode with door or window opened for a long time when relative humidity is above 80 dew may drip down from the outlet Install the air conditioner at a place that can bear its weight in order to operate more quietly e Install the outdoor unit at a place where the air discharged and the operation noise would not annoy your neighbors Do not place any obstacles in front of the air outlet of the outdoor unit lest it increases the noise level 1 The protective device will work at following cases Restarting the unit at once after operation stops or changing mode during operation you need to wait 3 minutes Connect to power supply and turn on the unit at once it may start 20 seconds later If all operation has stopped press ON OFFbutton again to restart Timer should be set again if it has been canceled Preheat At the beginning of HEATING operation the airflow from indoor unit is discharged 2 5 minutes later Defrost In HEATING operation the appliance will defrost de ice automatically to raise efficiency This procedure usually lasts 2 10 minutes During defrosting fans stop operation After defrosting completes it returns to HEATING mode automatically Note Heating is NOT available for cooling only air conditioner models PDF created with pdfFactory Pro trial version www pdffactory com Troub
14. e compressor indicator red lights on constantly and indoor fan stops The unit is shifting from heating mode to defrost The indicator will lights off within ten minutes and returns to heating mode PDF created with pdfFactory Pro trial version www pdffactory com Installation instructions Installation diagram Distance from wall should be over 50mm 4 Distance from ceiling should be over 50 mm Distance from the wall should be over 50mm Distance from floor should be over 2000mm t Air intake distance from the wall Air intake distance from should be over 250mm the wall should be tg over 250mm gt over 250mm e Above figure is only a simple presentation of the unit it may not match the external appearance of the unit you purchased Installation must be performed in accordance with the national wiring standards by authorized personnel only PDF created with pdfFactory Pro trial version www pdffactory com Installation instructions Select the best location Location for Installing Indoor Unit e Where there is no obstacle near the air outlet and air can be easily blown to every corner Indoor unit e Where piping and wall hole can be easily arranged e Keep the required space from the unit to the ceiling and wall according to the installation diagram on previous page Where the air f
15. he piping direction as shown below Piping direction trough Unloadin piece 3 Note When installing the pipe at the directions 1 2 or 4 saw the corresponding unloading piece J 2 off the indoor unit base Saw the unloading piece off along the trough e After connecting piping as required install the drain hose Then connect the power cords After connecting wrap the piping cords and drain hose together with thermal insulation materials PDF created with pdfFactory Pro trial version www pdffactory com Installation instructions e Piping Joints Thermal Insulation Wrap the piping joints with thermal _ sti insulation materials and then wrap gt D P with a vinyl tape Thermal insulation Piping Thermal Insulation a Place the drain hose under the piping E b Insulation material uses polythene foam over 6mm in thickness Note Drain hose is prepared by user e Drain pipe should point downward for easy drain flow Do not arrange the drain pipe twisted sticking out or wave around do not immerse the end of it in water If an extension drain hose is connected to the drain pipe make sure to thermal insulated when passing along the indoor unit e When the piping is directed to the right piping power Cord and drain pipe should be thermal insulated and fixed onto the back of the unit with a piping fixer Insert here Piping fixer Power connecting cord BBE
16. ilter can be easily removed e Keep the unit and remote controller 1m or more apart from television radio etc e To prevent the effects of a fluorescent lamps keep as far as possible e Do not put anything near the air inlet to obstruct it from air absorption Where there is strong enough to bear the weight and is not tend to increase operation noise and vibration Pipe length is 15 meters Max Outdoor unit a be less than 5m Height should Location for Installing Outdoor Unit Outdoor unit e Where it is convenient to install and well ventilated e Avoid installing it where flammable gas could leak Pipe length is e Keep the required distance apart from the wall 15 meters Max e The distance between Indoor and outdoor unit should i be 5 meters and can go up to maximum 15 meters with additional refrigerant charge e Keep the outdoor unit away from a place of greasy dirt vulcanization gas exit T e Avoid installing it at the roadside where there is a risk of muddy water e A fixed base where is not subject to increasing operation noise e Where there is not any blockage for air outlet Height should be less than 5m Indoor unit Max Allowable Tubing Limit of Tubing Limit of Elevation Required amount of Model Length at Shipment m Length m Difference H m additional refrigerant g m 24K 5 15 5 20 PDF created with pdfF
17. ing cord onto the control board with cable clamp Access door Terminal inside 3 Reinstall the access door to the original position with the screw 4 Use a recognized circuit breaker for 24K model between The figures in this manual are based on the external the power source and the unit A disconnecting device to view of a standard model Consequently the shape adequately disconnect all supply lines must be fitted iA a from that of the air conditioner you have Caution 1 Never fail to have an individual power circuit specifically for the air conditioner As for the method of wiring refer to the circuit diagram posted on the inside of the access door 2 Comfirm that the cable thickness is as specified in the power source specification See the cable specification table below 3 Check the wires and make sure that they are all tightly fastened after cable connection 4 Be sure to install an earth leakage circuit breaker in wet or moist area Cable Specifications Capacity Power cord Power connecting cord Btu h Normal cross Normal cross Type sectional area Type sectional area 24K HO7RN F 2 5mm X3 HO7RN F 1 0mm xX3 Note The cable will be provided or purchased by customer Attention Accessibility to the plug must be guaranteed even after the installation of the appliance to disconnect it in case of need If not possible connect appliance to a double pole switching devi
18. k and preset the following e Remote Controller presetting The remote controller is NOT presetting correctly for cooling and reverse cycle Each time after replacing the batteries in the remote controller the Cooling indicator 3 lt and Heating indicator O will flashes alternately on LCD of the remote controller User can preset the remote controller type depending on the air conditioner type you have purchased as follows Press any button when flashes Heat Pump is set Press any button when S lt flashes Cooling Only is set If you don t press any button within 12 seconds the remote controller is preset to Heat Pump automatically Note If the air conditioner you purchased is a Cooling Only one but you preset the remote controller as Heat Pump it will not operate But if the air conditioner you purchased is a Heat Pump one and you preset the remote controller as Cooling Only then you CAN NOT preset the Heating operation with the remote controller e Auto Restart Presetting If you want auto restart function hold down the Emergencybutton ON OFF on the indoor unit for over 5 seconds auto restart function is set with a buzz sound air conditioner is on standby If auto restart has been set hold down the Emergency button ON OFF on the indoor unit for over 5 seconds auto restart function is canceled with buzz sound air conditioner is on standby PDF created with pdfFactory Pro trial version www pdffactory com Safety
19. leshooting The following cases may not always be a malfunction please check it before asking for service Does not run If the protector trip or fuse is blown Please wait for 3 minutes and start again protector device may be preventing unit to work If batteries in the remote controller exhausted If the plug is not properly plugged No cooling or heating air Is the air filter dirty Are the intakes and outlets of the air conditioner blocked Is the temperature set properly Ineffective control If strong interference from excessive static electricity discharge power supply voltage abnormality presents operation will be abnormal At this time disconnect from the power supply and connect back 2 3 seconds later Does not operate immediately Changing mode during operation 3 minutes will delay Peculiar odour This odour may come from another source such as furniture cigarette etc which is sucked in the unit and blows out with the air A sound of flowing water Caused by the flow of refrigerant in the air conditioner not a trouble Defrosting sound in heating mode Cracking sound is heard The sound may be generated by the expansion or contraction of the front panel due to change of temperature Spray mist from the outlet Mist appears when the room air becomes very cold because of cool air discharged from indoor unit during COOLING or DRY operation mode Th
20. ontroller Air Intake Pipes and Power Connection Cord Drain Hose D Outdoor unit Note Condensate water drains at COOLING or DRY operation Air Outlet The figures in this manual are based on the external view of a standard model Consequently the shape may differ from that of the air conditioner you have selected Note The pipes and power connection cord will be provided or purchased by customer 3 PDF created with pdfFactory Pro trial version www pdffactory com Identification of parts UH series operating and Display It lights up during the set time It is on during operation It flashes during defrosting g Timer Comp oO 26 O Run O geep b Display actual room It lights up when eee temperarure unit is in sleep mode Display set temperature compressor is running The shape and position of the switches and indicators may vary from different models but their function are similar 4 PDF created with pdfFactory Pro trial version www pdffactory com Remote controller Remote controller The remote controller transmits signals to the system OQO Indication symbols on LCD 7 Signal transmit amp sik ee Super indicator AS Cooling indicator e Smart indicator Dr
21. ow direction Insert new batteries making sure that the and of battery are matched correctly Reattach the cover by sliding it back into position Note Use 2 LR03 AAA 1 5volt batteries Do not use rechargeable batteries Replace batteries with new ones of the same type when the display becomes dim or effective responce If the replacement is done within 1 minute the remote controller will keep original presetting However if you want to change the presetting from Heat Pump to Cool Only or Cool Only to Heat Pump you should reload batteries 3 minutes after removing the old ones Please refer to page 1 for details e Storage and Tips for Using the Remote Controller The remote controller may be stored mounted on a wall with a holder Note The remote controller holder is an optional part Remote controller holder q Q 9 e How to Use To operate the room air conditioner aim the remote controller to the signal receptor The remote controller will operate the air conditioner at a distance of up to 7m when ner l f Signal recept pointing at signal receptor of indoor unit A RR AE e Choose Cooling Only Remote controller or Heat Pump Please refer to page 1 Preparation before use for details e Back light Function optional Please refer to page 1 Preparation before use for details 6 PDF created with pdfFactory Pro trial version www pdffactory com Operation instructions
22. supply then restore power supply again It is better not to let the vertical adjustment louver tilt downward for a long time at COOLING or DRY mode to prevent condensed water from dripping e a PDF created with pdfFactory Pro trial version www pdffactory com Operation instructions SMART mode Press the SMART button the unit enters smart mode fuzzy logic operation directly regardless of the unit is on or off In this mode temperature and fan speed are automatically set based on the actual room temperature Operation mode and temperature are determined by indoor temperature Heat pump models Indoor temperature Operation mode Target temperature 21 C or below HEATING 22 C Room temperature 21 C 26 C DRY decrease 1 5 C after operate for 3 minutes Over 26 C COOLING 26 C Cooling only models Indoor temperature Operation mode Target temperature Room temperature 26 C or below DRY decrease 1 5 C after operate for 3 minutes Over 26 C COOLING 26 C SMART button is ineffective in SUPER mode Note Temperature airflow and direction are controlled automatically in SMART mode However a decrease or rise of up to 2 C can be set with the remote controller if you still feel uncomfortable Your feeling adjustment procedure Press once to lower the High_ Slightly warmer ghey A set temp by 1 C Low Adecrease up Press twice to lower
23. temperature setting and indoor fan speed firstly then press the TIMER button and h flashes on LCD Hon a Dal h Low Point the remote control at the signal receptor of the indoor unit press the A or Y button when h flashes Choose the timer you want then press the TIMER button A beep can be heard A Timer indicator on the indoor unit lights up A og h stops flashing ta h Pa Press the TIMER button h flashes on the LCD then you can set the time Each time the or W button is pressed If the desired time is within 10 hours the set time increases or decreases by 0 5 hour If desired time is beyond 10 hours increases or decreases by 1 hour The range can be set is 0 5 hour to 24 hours lg m To cancel the set timer press the TIMER button again a beep can be heard and the timer indicator on the indoor unit swithes off A gt lg Ju PDF created with pdfFactory Pro trial version www pdffactory com Operation instructions SLEEP mode SLEEP mode SLEEP mode can be set in COOLING or HEATING operation mode This function gives you a more comfortable environment for sleeping In SLEEP mode The appliance will stop operation automatically after operating for 8 hours Fan speed is automatically set at low speed Set temperature will rise by 1 C at most if the appliance operates in cooling mode for 2 hours constantly then keeps steady Set temper
24. th vacuum pump still running close the low pressure knob on vacuum pump manifold Then stop vacuum pump 6 Open 2 way valve 1 4 turn then close it after 10 seconds Check tightness of all joints using liquid soap or an electronic leak detector 7 Turn 2 and 3 way valves stem to fully the valves Disconnect vacuum pump flexible hose 8 Replace and tighten all valve caps Notes e Please read this manual before installing and using it e Do not let air enter the refrigeration system or discharge refrigerant when moving the air conditioner Testing run the air conditioner after finishing installation and record details of operation Type of fuse used on indoor unit controller is 50T with rating 3 15A AC250V e The fuse for the whole unit is to be provided by the user according to the current at maximum power Input or use other over current protective device instead e Only the air conditioner can be connected to the power line e The power connection for the air conditioner has to be done at the main power distribution which has to be of a low impedance e In order to ensure the suitability of the equipment for connection the user should consult with the supply authority if necessary that the service current capacity at the interface point is sufficient for the equipment e Refer to the rating plate of the equipment for power consumption details e f the supply cord is damaged it must be replaced
25. y indicator 4 wy Sleep indicator A Fan only indicator Q Heating indicator Pa OO Q Q O QO Q Medium fan speed Low Low fan speed ON OFF BUTTON The appliance will started when it is energized or will stop when it is in operation if you press this button MODE BUTTON Used to select the operation mode FAN BUTTON Used to select fan speed in sequence auto high medium or low ROOM TEMPERATURE SETTING BUTTONS Used to select the room temperature Used to set time in TIMER mode SWING BUTTON Used to stop or start vertical adjustment louver swinging and set the desired up down airflow direction SMART BUTTON Used to enter fuzzy logic operation directly regardless of the unit is on or off TIMER SET CANCEL BUTTON Used to set or cancel the timer operation SLEEP BUTTON Used to set or cancel Sleep Mode operation SUPER BUTTON Used to start or stop the fast cooling Fast cooling operates at high fan speed with 18 C set temp automatically Auto fan speed High Usedto regulate temperature in Smart mode or Dry mode High fan speed See page 9 Smart M ode for details Display set temperature BG Display set timer Note Each mode and relevant function will be further specified in following pages PDF created with pdfFactory Pro trial version www pdffactory com Remote controller Remote controller How to Insert the Batteries Remove the battery cover according to the arr
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