OWNER`S MANUAL
Contents
1.2. OWNER S MANUAL Ceiling And Floor Type Thank you very much for purchasing our air conditioner Before using your air conditioner please read this manual carefully and keep it for future reference INDOOR UNIT OUTDOOR UNIT INDOOR UNIT Air flow louver at air outlet Air inlet with air filter in it Installation part Display panel Remote controller Drain pipe 66 COS6 All the pictures in this manual are for explanation purpose only They may be slightly different from the air NOTE M KI i OUTDOOR UNIT _ Connecting pipe Q Airinlet O Air outlet conditioner you purchased depend on model The actual shape shall prevail CONTENTS PAGE IMPORTANT SAFETY INFORMATION TEMPORARY OPERATIONS AIR CONDITIONER OPERATIONS AND PERFORMANCE HINTS FOR ECONOMICAL OPERATION ADJ USTING AIR FLOW DIRECTION MAINTENANCE FOLLOWING SYMPTOMS ARE NOT AIR CONDITIONER TROUBLES TROUBLESHOOTING 1 IMPORTANT SAFETY INFORMATION To prevent injury to the user or other people and property damage the following instructions must be followed Incorrect operation due to ignoring of instructions may cause harm or damage The safety precautions listed are divided into two categories I
3. AUTO e Check whether the MODE indicated on the display is DRY Check whether the batteries in the remote controller are exhausted Check whether the MODE indicated on the display is FAN ONLY Check whether the timer operation has come to an end when the TIMER OFF is indicated on the display Check whether the timer operation is started when the TIMER ON is indicated on the display Check whether the signal transmitter of the remote controller is properly directed to the infrared signal receiver of the indoor unit when the ON OFF button is pressed When the automatic mode is selected the air conditioner will automatically change the fan speed When dry operation is selected the air conditioner automatically change the fan speed The fan speed can be selected during COOL FAN ONLY and HEAT The power supply is off The temperature cannot be set during FAN mode The air conditioner operation will stop up to the set time Up to the set time the air conditioner will automatically start and the appropriate indicator will go off Directly transmit the signal transmitter of the remote controller to the infrared signal receiver of the indoor unit and then repeatly push the ON OFF button twice UBO12GMFI16MLD UBO48GMFI16MLD The design and specifications are subject to change without prior notice for product improvement Consult with the sales agency or manufacturer for details
4. e The air in side should face up when using vacuum cleaner e The air in side should face down when using water CAUTION Do not dry out the air filter under direct sunshine or with fire Air Inlet Fig 6 1 Air filter Fig 6 3 FOLLOWING SYMPTOMS ARE NOT AIR CONDITIONER TROUBLES Symptom 1 The system does not operate The air conditioner does not start immediately after the ON OFF button on the romote controller is pressed If the operation lamp lights the system is in normal condition To prevent overloading of the compressor motor the air conditioner starts 3 minutes after it is turned ON If the operation lamp and the PRE DEF indicator cooling and heating type or fan only indicator cooling only type light it means you choose the heating model When just starting if the compressor has not started the indoor unit appears anti cold wind protection because of its overlow outlet temperature owner s manual 5 Symptom 2 Change into the fan mode during cooling mode a In order to prevent the indoor evaporator frosting the system will change into fan mode automatically restore to the cooling mode after soon a When the room temperature drops to the set temperature the compressor goes off and the indoor unit changes to fan mode when the temperature rises up the compressor starts again It is same in the heating mode Symptom 3 White mist comes out of a unit Symptom 3 1 Indoor unit m
5. Room TEMP sensor checking channelisabnormal E2 Pipe TEMP Sensor checking channelisabnormal T2 E3 Pipe TEMP Sensor checking channel isabnormal T2B E4 Teom Y TO e M eee o Mom o a fo ole fo ole O Light O Flashing at 2 5HZ O Flashing at 0 5HZ Applicable to inverter air conditioner only Table 8 1b In Outdoor unit COMM Checking O O channel is abnormal El Room temperature sensor checking channel E2 A is abnormal IN Pipe temperature sensor checking channel IA S abnormal GE Outdoor TEMP sensor checking channel is A abnormal pope IE mmm dP OT mr O _ lt oO Top ooo Jot tol ts owner s manual 7 Table 8 2 Symptoms Unit does not start Air flowing normally but completely can t cooling Units start or stop frequently Low cooling effect Low heating effect Power failure Power switch is off Fuse of power switch may have burned Batteries of remote controller exhausted or other problem of controller Temperature is not set correctly Be in 3 minutes protection of compressor Refrigerant is too little or too much Air or no concretingc gas in the refrigerating circuit Compressor is malfunction Voltage is too high or too low System circuit is blocked Outdoor unit and indoor unit heat exchanger is dirty The air filter is dirty Inlet outlet of indoor outdoor units is blocked Doors and windows are open Sunlight dir
6. power is turned on the remote controller displays appear Maintenance before a long stop period eg at the end of the season Let the indoor units run in fan only operation for about half a day in order to dry the interior of the units Clean air filters and casings of indoor units Refer to Cleaning the air filter for details on how to proceed and make sure to install cleaned air filters back in the same position The air filter can prevent the dust or other particulate from going inside In case of blockage of the filter the working efficiency of the air conditioner may greatly decrease Therefore the filter must be cleaned once two weeks during long time usage If the air conditioner is installed in a dust place clean the the air filter frequent If the accumulated dust is too heavy to be cleaned please replace the filter with a new one replaceable air filter is an optional fitting 3 2 10 5KW Open the air intake with the screwdriver or something like that Refer to Fig 6 1 Take out the air filter Refer to Fig 6 2 Clean the air cleaning filter with water or vacuum cleaer then dry it in cool place Re install the air filter in the reverse order of Fig 6 2 14 16KW Directly pull out the air filter from air inlet as indicated in Fig 6 3 Clean the air cleaning filter with water or vacuum cleaner then dry it in cool place Re install the air filter in the reverse order of Fig 6 3 Y A 7 NOTE
7. When humidity is high during cooling operation If the interior of an indoor unit is extremely contaminated the temperature distribution inside a room becomes uneven It is necessary to clean the interior of the indoor unit Ask your dealer for details on cleaning the unit This operation requires a qualified service erson Symptom 3 2 Indoor unit outdoor unit E When the system is changed over to heating operation after defrost operation Moisture generated by defrost becomes steam and is exhausted Sptom 4 Noise of air conditionerscooling Symptom 4 1 Indoor unit E A continuous low shah sound is heard when the system is in cooling operation or at a stop When the drain pump optional accessories is in operation this noise is heard E A pishi pishi squeaking sound is heard when the system stops after heating operation Expansion and contraction of plastic parts caused by temperature change make this noise Symptom 4 2 Indoor unit outdoor unit H A continuous low hissing sound is heard when the system is in operation This is the sound of refrigerant gas flowing through both indoor and outdoor units E A hissing sound which is heard at the start or immediately after stopping operation or defrost operation This is the noise of refrigerant caused by flow stop or flow change Symptom 4 3 Outdoor unit m When the tone of operating noise changes This noise is caused by the change of frequency Symptom 5 Dust comes out
8. indicator cooling only type Infrared signal receiver Timer indicator Operation lamp Alarm indicator Temporary button Temperature indecator Display panel Fig 2 2 PRE DEF indicator cooling and heating type or fan only indicator cooling only type Operation lamp Timer indicator Alarm indicator Infrared signal receiver Display panel Fig 2 3 owner s manual 2 MANUAL OPERATION TIMER DEF FAN ALARM Fal Fs A Temperature indecator Infrared signal receiver NOTE DEF indicator cooling and heating type or FAN indicator cooling only type Display panel Fig 2 4 NOTE DEF indicator cooling and heating type or FAN indicator cooling only type Infrared signal receiver MANUAL C E OPERATION TIMER DEF FAN ALARM Display panel Fig 2 5 NOTE DEF indicator cooling and heating type or FAN indicator cooling only type Infrared signal receiver OPERATION TIMER DEF FAN ALARM Display panel Fig 2 6 PRE DEF indicator cooling and heating type Infrared signal receiver or fan only indicator cooling only type Operation lamp Temporary button MANUAL Alarm indicator Temperature indecator Fig 2 7 Timer indicator Display panel PRE DEF indicator cooling and heating type Infrared signal receiver or fan only indicator cooling only type Operation lamp Temporar
9. of the unit E When the unit is used for the first time in a long time This is because dust has gotten into the unit Symptom 6 The units can give off odours E The unit can absorb the smell of rooms furniture cigarettes etc and then emit it again Symptom 7 The outdoor unit fan does not spin E During operation The speed of the fan is controlled in order to optimize product operation 8 TROUBLESHOOTING 8 1 Troubles and causes of air conditioner If one of the following malfunctions occur stop operation shut off the power and contact with your dealer E The operation lamp is flashing rapidly 5Hz This lamp is still flashing rapidly after turn off the power and turn on again See in Table 8 1a and Table 8 1b MH Remote controller receives malfunction or the button does not work well EH A safety device such as a fuse a breaker frequently actuates E Obstacles and water enter the unit m Water leaks from indoor unit MH Other malfunctions If the system does not properly operate except the above mentioned cases or the above mentioned malfunctions is evident investigate the system according to the following procedures See in Table 8 2 8 2 Troubles and causes of remote controller Before asking for serving or repairing check the following points See in Table 8 3 owner s manual 6 Table 8 1a baj Ti nii i cols 6 O Of e In Outdoor unit COMM Checking channel is abnormal El
10. FF button on the remote controller again the unit restarts When heating automatically with the previous open angle of the horizontal Adjust the louver downwards vertically louver by the memory function So we strongly recommend that the open angle of the horizontal louver should not be set too small in case the condensed water forms and drops from the horizontal louver Press the Manual control button and the open angle of the horizontal louver will be restored to the standard angle 4 HINTS FOR ECONOMICAL OPERATION The following should be noticed to ensure an economical operation Refer to corresponding chapterfor details Auto swing Press SWING H button the louver will swing left and right automatically 5 2 Adjust the Vertical louver mM Adjust the air flow direction properly to avoid winding toward your body E Adjust the room temperature properly to get a comfortable situation and to avoid supercooling and superheat E In cooling close the curtains to avoid direct sunlight Fig 5 4 E To keep cool or warm air in the room never open doors or windows more often than necessary E Set the timer for the desired operating time E Never put obstructions near the air outlet or the air inlet Or it 6 MAINTE NANCE will cause lower efficiency even a sudden stop E If you don t plan to use the unit for a long time please discon A CAUTION nect power and remove the batteries from the remote control ler When th
11. e A protection feature prevents the air conditioner from being activated for approximately 3 minutes when it restarts immedi 5 ADJUSTING AIR FLOW DIRECTION ately after operation 5 1 Adjust the horizontal louver Power failure E Auto swing Power failure during operation will stop the unit completely Press SWING V button the louver will swing up and down PEEN automatically e The OPERATION lamp on the indoor unit will start flashing when power is restored Manual Swing Adjust the louver to achieve better cooling heating effects e To restart operation push the ON OFF button on the when cooling heating remote controller e Lighting or a car wireless telephone operating nearby may cause the unit to malfunction Disconnect the unit with the power and then connect the unit with the power again Push the ON OFF button on the remote controller to restart operation Refrigerant Leakage Detection optional When cooling With this new technology the dipsplay area will appear EC if Adjust the louver horizontally applicable and the LED indication lamps continue flashing when the outdoor unit detects refrigerant leakage Louver Angle Memory Function optional ls For some models the machine is special designed with louver angle memory function Power failure during operation or pressing the ON OFF button on the remote controller will stop the unit completely When the power restores or pressing the ON O
12. e power switch is connected some energy will be consumed even if the air conditioner isn t in operation So please disconnect the power to save energy And please switch the power on 12 hours before you restart the unit to ensure a smooth operation Before you clean the air conditioner be sure the power supply is off Check if the wiring is not broken off or disconnected Use a dry cloth to wipe the indoor unit and remote ul A clogged air filter will reduce cooling or heating efficiency controller please clean it once two weeks owner s manual 4 A wet cloth may be used to clean the indoor unit if it is very dirty Never use a damp cloth on the remote controller Do not use a chemically treted duster for wiping or leave such material on the unit for long it may damage or fade the surface of the unit Do not use benzine thinner polishing powder or similar solvents for cleaning These may cause the plastic surface to crack or deform Maintenance after a long stop period eg at the beginning of the season Check and remove everything that might be blocking inlet and outlet vents of indoor units and outdoor units Clean air filters and casings of indoor units Refer to Cleaning the air filter for details on how to proceed and make sure to install cleaned air filters back in the same position Turn on the power at least 12 hours before operating the unit in order to ensure smoother operation As soon as he
13. ectly shine Too much heat resource Outdoor temp is too high Leakage of refrigerant or lack of refrigerant Outdoor temperature is lower than 7 C Doors and windows not completely closed Leakage of refrigerant or refrigerant lack of Solution Wait for the comeback of power Switch on the power Replace Replace the batterises or check the controller Set the temperature properly Wait Check leakage and rightly recharge refrigerant Vacuum and recharge refrigerant Maintenance or change compressor Install manostat Find reasons and solution Clean the heat exchanger Clean the air filter Eliminate all dirties and make air smooth Close doors and windows Make curtains in order to shelter from sunshine Reduce heat source AC cooling capacity reduces normal Check leakage and rightly recharge refrigerant Use heating device Close doors and windows Check leakage and rightly recharge refrigerant owner s manual 8 Table 8 3 Symptoms The fan speed can not be changed The remote controller signal is not transmitted even when the ON OFF button is pushed The TEMP indicator does not come on The indication on the display disappears after a lapse of time The TIMER ON indicator goes off after a lapse of certain time No receiving tone sounds from the indoor unit even when the ON OFF button is pressed e Check whether the MODE indicated on the display is
14. ible heating devices ventilate the room and contact the dealer where you purchased the unit Do not use the air conditioner until a service person confirms that the portion where the refrigerant leaks is repaired CAUTION Do not use the air conditioner for other purposes In order to avoid any quality deterioration do not use the unit for cooling precision instruments food plants animals or works of art Before cleaning be sure to stop the operation turn the breaker off or pull out the supply cord Otherwise an electric shock and injury may result In order to avoid electric shock or fire make sure that an earth leak detector is installed Be sure the air conditioner is grounded In order to avoid electric shock make sure that the unit is grounded and that the earth wire is not connected to gas or water pipe lightning conductor or telephone earth wire In order to avoid injury do not remove the fan guard of the outdoor unit owner s manual 1 Do not operate the air conditioner with a wet hand An electric shock may happen Do not touch the heat exchanger fins These fins are sharp and could result in cutting injuries Do not place items which might be damaged by moisture under the indoor unit Condensation may form if the humidity is above 80 the drain outlet is blocked or the filter is polluted After a long use check the unit stand and fitting for damage If damaged the unit may fall and resul
15. mable spray such as hair spray lacquer or paint near the unit It may cause a fire Never touch the air outlet or the horizontal blades while the swing flap is in operation Fingers may become caught or the unit may break down Never put any objects into the air inlet or outlet Objects touching the fan at high speed can be dangerous Never inspect or service the unit by yourself Ask a qualified service person to perform this work Do not dispose this product as unsorted municipal waste Collection of such waste separately for special treatment is necessary Do not dispose of electrical appliances as unsorted municipal waste use separate collection facilities Contact you local government for information regarding the connection systems available If electrical appliances are disposed of in landfills or dumps hazardous substances can leak into the groundeater and get into the food chain damaging your health and well being To prevent refrigerant leak contact your dealer When the system is installed and runs in a small room it is required to keep the concentration of the refrigerant if by any chance coming out below the limit Otherwise oxygen in the room may be affected resulting in a serious accident The refrigerant in the air conditioner is safe and normally does not leak If the refrigerant leaks in the room contact with a fire of a burner a heater or a cooker may result in a harmful gas Turn off any combust
16. n either case important safety information is listed which must be read A WARNING Failure to observe a warning may result in death The appliance shall be installed in accordance with national wiring regulations A CAUTION Failure to observe a caution may result in injury or damage to the equipment A WARNING Ask your dealer for installation of the air conditioner Incomplete installation performed by yourself may result in a water leakage electric shock and fire Ask your dealer for improvement repair and maintenance Incomplete improvement repair and maintenance may result in a water leakage electric shock and fire In order to avoid electric shock fire or injury or if you detect any abnormality such as smell of fire turn off the power supply and call your dealer for instructions Never let the indoor unit or the remote controller get wet It may cause an electric shock or a fire Never press the button of the remote controller with a hard pointed object The remote controller may be damaged Never replace a fuse with that of wrong rated current or other wires when a fuse blows out Use of wire or copper wire may cause the unit to break down or cause a fire It is not good for your health to expose your body to the air flow for a long time Do not insert fingers rods or other objects into the air inlet or outlet When the fan is rotating at high speed it will cause injury Never use a flam
17. r conditioner Cooling Heating Table 3 1 Temperature Outdoor Room temperature temperature 18 C 43 C 64 F 109 F 7 C 43 C 20 F 109 F for the models with low temperature cooling system 18 C 52 C 64 F 126 F for special tropical models 7 C 24 C 20 F 76 F 0 C 30 C 32 F 86 18 C 43 C 64 F 109 F 18 C 52 C 64 F 126 F for special tropical models Cooling operation 17 C 32 C 62 F 90 F Heating operation cooling only type without 17 C 32 C Drying operation RANE 62 F 90 F Table 3 2 for inverter type air conditioner Temperature Outdoor Room temperature temperature 0 C 50 C 32 F 122 F 15 C 50 C 5 F 122 F for the models with low temperature cooling system 17 C 32 C 62 F 90 F Cooling operation Heating operation cooling only type without AO ae 0 C 30 C 32 F 86 F 00 a BO 04999 17 C 32 C 0 C 50 C 32 F 122 F 62 F 90 F Drying operation Y NOTE 1 If air conditioner is used outside the above conditions it may cause the unit to function abnormally 2 The phenomenon is normal that the surface of air conditioning may condense water when the relative larger humidity in room please close the door and window 3 Optimum performance will be achieved within these operating temperature range owner s manual 3 Three minute protection featur
18. s and above and persons with reduced physical sensory or mental capabilities or lack of experience and knowledge if they have been given supervision or instruction concerning use of the appliance in a safe way and understand the hazards involved Children shall not play with the appliance Cleaning and user maintenance shall not be made by children without supervision This appliance is not intended for use by persons including children with reduced physical sensory or mental capabilities or lack of experience and knowledge unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety Children should be supervised to ensure that they do not play with the appliance If the supply cord is damaged it must be replaced by the manufacturer its service agent or similarly qualified persons in order to avoid a hazard Do not operate your air conditioner in a wet room such as a bathroom or laundry room 2 TEMPORARY OPERATIONS The air conditioner consists of the indoor unit the outdoor unit the connecting pipe and the remote controller See Fig 1 E Function indicators on indoor unit display panel O a MANUAL OPERATION TIMER o DEF FAN ALARM OQ O J Infrared signal receiver NOTE DEF indicator cooling and heating type or FAN indicator cooling only type Display panel Fig 2 1 PRE DEF indicator cooling and heating type or fan only
19. t in injury To avoid oxygen deficiency ventilate the room sufficiently if equipment with burner is used together with the air conditioner Arrange the drain hose to ensure smooth drainage Incomplete drainage may cause wetting of the building furniture etc Never touch the internal parts of the controller Do not remove the front panel Some parts inside are dangerous to touch and a machine trouble may happen Never expose little children plants or animals directly to the air flow Adverse influence to little children animals and plants may result Do not allow a child to mount on the outdoor unit or avoid placing any object on it Falling or tumbling may result in injury Do not operate the air conditioner when using a room fumigation type insecticide Failure to observe could cause the chemicals to become deposited in the unit which could endanger the health of those who are hypersensitive to chemicals Do not place appliances which produce open fire in places exposed to the air flow from the unit or under the indoor unit It may cause incomplete combustion or deformation of the unit due to the heat Do not install the air conditioner at any place where flammable gas may leak out If the gas leaks out and stays around the air conditioner a fire may break out The appliance is not intended for use by young children or infirm persons without supervision This appliance can be used by children aged from 8 year
20. y button Temperature indecator Alarm indicator Timer indicator Display panel Fig 2 8 For inverter type this switch is used for after sales service purpose only the user should not push it For fixed frequency type this function is used to operate the unit temporarily in case you misplace the remote controller or its batteries are exhausted Two modes including FORCED AUTO and FORCED COOL can be selected through the TEMPORARY BUTTON on the air in grill control box of the indoor unit Once you push this button the air conditioner will run in such order FORCED AUTO FORCED COOL OFF and back to FORCED AUTO 1 FORCED AUTO The OPERATION lamp is lit and the air conditioner will run under FORCED AUTO mode The remote controller operation is enabled to operate according to the received signal 2 FORCED COOL The OPERATION lamp flashes the air conditioner will turn to FORCED AUTO after it is enforced to cool with a wind speed of HIGH for 30 minutes The remote controller operation is disabled 3 OFF The OPERATION lamp goes off The air conditioner is OFF while the remote controller operation is enabled 2 NOTE This manual does not include Remote Controller Operations see the lt lt Remote Controller Owner s manual gt gt packed with the unit for details 3 AIR CONDITIONER OPERATIONS AND PERFORMANCE Use the system in the following temperature for safe and effective operation The Max operation temperature for the ai
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