Cosmo User`s Manual C2VI/C2VO-18-24
Contents
1. Above 150 from the ceiling Fig 5 24K UNIT Above 150 from Yie ar laS Jp Above 150 from the wall the wall gt wo mM Drill Piping Hole 1 Slant the piping hole 055 70 on the wall slightly downward to the Indoor Outdoor outdoor side Wall pipe Seal pad 2 Insert the piping hole sleeve into the hole to prevent the connection piping and wiring from being damaged when passing through the hole 55 70 Installation of Drain Hose 1 Connect the drain hose to the outlet pipe of the indoor unit Bind the joint with rubber belt indoor unit 2 Put the drain hose into insulating tube rubber belt outlet pipe of drain hose indoor unit rubber belt insulating tube 292s Installation of Indoor Unit rubber_belt 3 Wrap the insulating tube with wide rubber belt to prevent OUNEN pipe oi the shift of insulating tube Slant the drain hose downward M slightly for smooth drainage of condensate Note The insulating tube should be connected reliably with the sleeve outside the outlet pipe The drain hose should be slanted downward slightly without distortion bulge or fluctuation Do not put the outlet in the water Connecting Indoor and Outdoor Electric Wires Open the front panel Remove the wiring cover as shown in Fig 6 Make the power connection cord pass through the hole at the back of indoor unit2. Models C2VI 18 C 2VO 18 C2VI 24 C 2VO 24 O inventor Wall Mounted Unit Your conditions Owner s Manual O inventor Your conditions Thank you for choosing INVENTOR air conditioning system For correct use of this unit please read this manual carefully and keep it for future reference 66129912893 CONTENTS Operation and maintenance E Safety Precautions E Operation Tips m Name of Parts E Operation of Remote Controller E Emergency Operation E Care and Cleaning E Troubleshooting Installation service m Notices for installation Installation Drawing Installation of Indoor Unit Installation of Outdoor Unit Check after installation and test operation Installation and Maintenance of Healthy Filter Configuration of connection pipe and additional volume of refrigerant This symbol stands for the items This symbol stands for the items should be forbidden should be followed The products in this manual may be different with the real one according to different models some models have displayer and some models without displayer the position and shape of the displayer please refer to the real one 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 Childr
3. local authorised service center Safety Precautions x Do not cut off or damage the power cords or control cords If they are damaged please contact the dealer or qualified service personnel Do not insert your hands or objects into the air inlet or outlet gay AT LE vo It may cause an accident Do not expose yourself to cold air directly for a long time It may cause electric shock or malfunction To change the airflow direction adjust the vertical and horizontal air flow direction by using the remote controller Vertical Louver Horizontal Louver x Do not expose animals or plants directly to the air flow It may have a detrimental effect on them Do not use the unit for any other purpose such as preserving food or drying clothes AW TT ian 7 e y Nar L j D Operation Tips Cooling Operation Principle Air conditio
4. disappears Combination of and buttons About lock Press and buttons simultaneously to lock or unlock the keypad If the remote controller is locked is displayed In this case pressing any button amp blinks three times Combination of MODE and buttons About switch between Fahrenheit and Centigrade At unit OFF press MODE and buttons simultaneously to switch between C and F Replacement of Batteries 1 Remove the battery cover plate from the rear of the remote controller As shown in the figure 2 Take out the old batteries 3 Insert two new AAA1 5V dry batteries and pay attention to the polarity 4 Reinstall the battery cover plate Notes When replacing the batteries do not use old or different types of batteries G Otherwise it may cause malfunction If the remote controller will not be used for a long time please remove batteries to prevent batteries from leaking The operation should be performed in its receiving range It should be kept 1m away from the TV set or stereo sound sets If the remote controller does not operate normally please take the Sketch map for batteries out and reinsert them after 30 seconds If it still can t operate replacing batteries properly replace the batteries 11 Emergency Operation Emergency Operation When the remote controller is lost or damaged please use the manual switch on the main unit In that case the unit wil
5. from TV set or any other electric appliance Select a place where the filter can be easily taken out Make sure that the indoor unit is installed in accordance with installation dimension instructions Do not use the unit in the laundry or by swimming pool etc Installation Site of Outdoor Unit Select a site where noise and outflow air emitted by the unit will not annoy neighbors Select a site where there is sufficient ventilation Select a site where there is no obstruction blocking the inlet and outlet The site should be able to withstand the full weight and vibration Select a dry place but do not expose the unit to direct sunlight or strong wind Make sure that the outdoor unit is installed in accordance with the installation instructions and is convenient for maintenance and repair The height difference between indoor and outdoor units is within 5m and the length of the connecting tubing does not exceed 10m Select a place where it is out of reach of children Select a place where the unit does not have negative impact on pedestrians or on the city Safety Precautions for Electric Appliances A dedicated power supply circuit should be used in accordance with local electrical safety regulations 2 Don t drag the power cord with excessive force 3 The unit should be reliably earthed and connected to an exclusive earth device by the professionals 4 The air switch must have the functions of m
6. E Tested by professionals Is the TIMER correctly used Cooling Heating effect is poor Is temperature setting appropriate Is the inlet or outlet blocked Is the filter dirty Is the window or the door open Is low fan speed set Are there heat sources in the room Check if there is magnetic or electrical interference near the unit that may affecting operation of the controller In this case pull the plug out and reinsert it Is the remote controller within its operating range or obstructed Check the condition of the batteries and replace them if necessary Check if the remote controller is damaged Water leakage of indoor unit The humidity is high Condensate overflows Drain hose is loose During cooling operation condensate is f out it Ren a e a generated around the pipes and connection joints During defrosting operation the thaw water flows out During heating operation the water on the heat exchanger drips out Noise from indoor unit The noise emitted when the fan or compressor relay is switching on or off When the defrosting operation is started or stopped there is a sound of refrigerant flowing in the reverse direction 16 Troubleshooting Indoor unit can not blow air Moisture on air outlet C5 Malfunction of connector jumper F1 Malfunction of indoor ambient temperature sensor F2 Malfunction of evaporator temperat
7. N and HEAT as the following AUTO B COOL gt DRY P FAN PHEAT td Note Only for models with heating function After energization AUTO mode is defaulted In AUTO mode the set temperature will not be displayed on the LCD and the unit will automatically select the suitable operation mode in accordance with the room temperature to make indoor room comfortable Press this button to increase set temperature Hold it down for above 2 seconds to rapidly increase set temperature In AUTO mode set temperature is not adjustable Press this button to decrease set temperature Hold it down for above 2 seconds to rapidly decrease set temperature In AUTO mode set temperature is not adjustable FAN This button is used for setting fan speed in the sequence that goes from AUTO aM to df then back to Auto M al adl _aLowspeed a Medium speed d High speed Press this button to set up amp down swing angle which circularly changes as below Sp gt ele A OF SYS AA ae l This remote controller is universal If any command E or gt l is sent out oe the unit will carry out the command as gt Mey J indicates the guide louver swings as I 2A Operation of Remote Controller TIMER ON Press this button to initiate the auto ON timer To cancel the auto timer program simply press this button again After pressing this button disappears and ON blinks 00 00 is disp
8. Reinstall the cord anchorage and wiring cover Reinstall the front panel had aa 18 24K Heat pump type green outdoor unit connection All wires between indoor and outdoor units must be connected by the qualified electric contractor e Electric wires must be connected correctly Improper connection may cause malfunction e Tighten the terminal screws securely e After tightening the screws pull the wire slightly to confirm whether it s firm or not e Make sure that the electric connections are earthed properly to prevent electric shock e Make sure that all wiring connections are secure and the cover plates are reinstalled properly Poor installation may cause fire or electric shock 22 Installation of Indoor Unit Installation of Indoor Unit The piping can be output from right right rear left Sac ce gus emal connection as side pipe electric wire or left rear g lLiquid side piping When routing the piping and wiring from the left or Tailing 2 OO KE Tailing 1 Gas side piping right side of indoor unit cut off the tailings from the E chassis when necessary As shown in Fig 7 Fig 7 ni a os Piping insulation 1 Cut off tailing 1 when routing the wiring only with tape Water grainage pipe 2 Cut off tailing 1 and tailing 2 when routing both the wiring and piping Take out the piping from body case wrap the piping power cords drain hose with the tape and then make t
9. agnetic tripping and heat tripping to prevent short circuit and overload 5 The minimum distance between the unit and combustive surface is 1 5m 6 The appliance shall be installed in accordance with national wiring regulations 7 An all pole disconnection switch with a contact separation of at least 3mm in all poles should be connected in fixed wiring Note Make sure the live wire neutral wire and earth wire in the family power socket are properly connected There should be reliable circuit in the diagram Inadequate or incorrect electrical connections may cause electric shock or fire 19 Notices for installation Earthing Requirements Air conditioner is type electric appliance Please ensure that the unit is reliably earthed The yellow green wire in air conditioner is the earthing wire which can not be used for other purposes Improper earthing may cause electric shock The earth resistance should accord to the national criterion The power must have reliable earthing terminal Please do not connect the earthing wire with the following 1 Water pipe 2 Gas 8 Contamination pipe 4 Other place that professional personnel consider is unreliable Including an air switch with suitable capacity please note the following table Air switch should be included magnet buckle and heating buckle function it can protect the circuit short and overload Caution please do not use the fuse only for prote
10. charging amount per meter is different according to the diameter of liquid pipe See Sheet 2 28 Configuration of connection pipe and additional volume of refrigerant Sheet 2 Additional refrigerant charging amount for R22 R407C R410A and R134a Diameter of connection pipe mm Indoor unit throttle Outdoor unit throttle Liquid pipe Gas pipe Cooling only Cooling only Cooling and cooling and heating g g m o as w e a eeercas ooon Lo soo L os o o orsorons 170 e 12 l w Oo o w w l o Note The additional refrigerant charging amount in Sheet 2 is recommended value not compulsory 29
11. ct the circuit Air conditioner W Air switch capacity 18 24K 25A 20 Installation Drawing O amp z _ m am Q pru amp w v Space to the ceiling Space to the wall 15cm Above Peers i TEENA SSO EIET EEE y E aN cm bove Air outlet side Space to the floor i Space to the wall e The dimensions of the space necessary for proper installation of the unit include the minimum permissible distances to adjacent parts Space to the obstruction Space to the wall lt 50cm Above Air outlet side a 21 Installation of Indoor Unit Installation of Mounting Plate 1 Mounting plate should be installed horizontally As the water tray s outlet for the indoor unit is two way type during installation the indoor unit should slightly slant to water tray s outlet for smooth drainage of condensate 2 Fix the mounting plate on the wall with screws 3 Be sure that the mounting plate has been fixed firmly enough to withstand about 60 kg Meanwhile the weight should be evenly shared by each screw Above 150 from 1 8K UNIT the ceiling Ab 150 fi l H ove rom D Above 150 from the wall 2 e the wall gt A
12. en should be supervised to ensure that they do not play with the appliance Do not dispose this product as unsorted municipal waste Collection of such waste separately for special treatment mum is necessary Safety Precautions Please read the following notices before operation X Make sure that the power plug is inserted tightly Otherwise it may cause electric shock or fire X Do not share the socket with other electric appliances or extend the power cord by using other sockets Otherwise it may cause electric shock or fire X Before cleaning the air cond itioner please turn off the air con ditioner and unplug the power Otherwise it may cause electric shock or injury X Do not unplug the power plug when the unit is operating Otherwise it may cause electric shock or fire X Do not operate the air condi tioner with wet hands Otherwise it may cause electric shock X When the voltage is too low the compressor will vibrate fiercely which may damage the cooling system If there s abnormal phenomenon like smell of burning please cut off the power immediately and then contact with Inventor authorized maintenance center X Do not damage the power cord or use unspecified power cord gt Otherwise it may cause electric shock or fire X Do not drag the power cord to pull out the plug Otherwise it may cause fire due to overheating of power cord X If there s ab
13. erant leakage test a gl 9 Is heat insulation sufficient It may cause condensation and dripping Is water drainage well It may cause condensation and dripping Is the voltage in accordance with the rated It may cause electric malfunction voltage marked on the nameplate or damage the part Is the electric wiring and piping It may cause electric malfunction connection installed correctly and securely or damage the part Has the unit been connected to a secure It may cause electrical leakage earth connection Is the power cord specified It may cause electric malfunction or damage the part Is the inlet and outlet been covered It may cause insufficient cooling heating capacity Has the length of connection pipes The refrigerant capacity is not accurate and refrigerant capacity been recorded Test Operation 1 Before test operation 1 Do not switch on power before installation isfinished completely 2 Electric wiring must be connected correctly and securely 3 Cut off valves of the connection pipes should be opened 4 All the impurities such as scraps and thrums must be cleared from the unit 2 Test operation method 1 Switch on power press ON OFF button on the wireless remote control to start the operation 2 Press MODE button to select the COOL HEAT Cooling only unit is not available FAN to check whether the operation is normal or not 26 Installation and Maintenance of Healthy Filter Insta
14. ersonal injury Q Take down the air filter Lift up the front panel Pull the air filter downwards to take it off as shown in Fig a b Clean the air filter Use a vacuum cleaner to remove dust If the filters are dirty wash them with warm water and mild detergent Dry the filters in the shade Note Never use water above 45 C to clean the air filter as it may cause deformation or discoloration Reinstall the air filter Reinstall the filters along the direction of arrowhead Close the panel gt 13 Care and Cleaning Check before Use Be sure that nothing obstructs the air outlet and inlet Check if the batteries of remote controller are replaced Check if the installation stand of the outdoor unit is damaged If damaged consult the technicians Maintenance after Use Switch off the power supply Clean the filters and bodies of indoor and outdoor units Clear obstructions from the outdoor unit Repaint the rubiginous place on the outdoor unit to prevent it from spreading 14 Troubleshooting A N cauTion The air conditioner is not expected to be serviced by users Incorrect repair may cause electric shock or fire so please contact an authorized
15. hem pass through the piping hole As shown in Fig 8 Left rear Fig 8 Hang the mounting slots of the indoor unit on the upper hooks of the mounting plate and check if it is Mounting firm enough As shown in Fig 9 a ee baord The installation site should be 250cm or more above the floor Fixing hook Fig 9 Installation of Connection Pipe 1 Align the center of the pipe flare with the related valve 2 Screw in the flare nut by hand and then tighten the nut with spanner and torque wrench by referring to the following Indoor unit piping gam Taper nut Piping Tube diameter Tightening torque approximate N m x r 14 18 N m 140 180kgf cm UW 34 42 N m 340 420kaf cm r fE S 49 61 N m 490 610kgf cm ae ae 15 88 5 8 68 82 N m 680 820kgf cm NOTE Connect the connection pipe to indoor unit at first and then to outdoor unit Handle piping bending with care Do not damage the connection pipe Ensure that the joint nut is tightened firmly otherwise it may cause leakage 24 Installation of Outdoor Unit Electric wiring Remove the handle on the right side plate of outdoor unit Take off wire cord anchorage Connect and fix power cord to the terminal board Wiring should fit that of indoor unit Fix the power cord with wire clamps and then connect the corresponding connector 18 24K Heat pump type Reinstall the handle cn ig o Indoor unit connection Confirm if the
16. it The air switch or protection switch often trips gt Stop operation and cut off the power supply Water or other liquid is splashed into the unit Power cord and power plug is overheating 17 Notices for installation CO cation SS The unit should be installed only by authorized service center according to local or government regulations and in compliance with this manual Before installing please contact with local authorized maintenance center If the unit is not installed by the authorized service center the malfunction may not be solved due to incovenient contact between the user and the service personnel When removing the unit to the other place please firstly contact with the local authorized service center Warning Before obtaining access to terminals all supply circuits must be disconnected For appliances with type Y attachment the instructions shall contain the substance of the following 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 The appliance must be positioned so that the plug is accessible The temperature of refrigerant line will be high please keep the interconnection cable away from the copper tube The instructions shall state the substance of the following This appliance is not intended for use by persons including children with reduced physical sensory o
17. l goods the latter one shall prevail The quantity of healthy filters shall be based on the actual delivery 27 Configuration of connection pipe and additional volume of refrigerant 1 Standard length of connection pipe 5m 7 5m 8m 2 Min length of connection pipe For the unit with standard connection pipe of 5m there is no limitation for the min length of connection pipe For the unit with standard connection pipe of 7 5m and 8m the min length of connection pipe is 3m 3 Max length of connection pipe Sheet 1 Max length of connection pipe Unit m connection pipe connection pipe 24000 Btu h 28000 Btu h 8204 W O 15 9000 Btu h 36000 Btu h 2637 W 15 10548 W 20 5 5000 Btu h 7000 Btu h 2051 W 25 30 30 12000 Btu h 42000 Btu h i 18000 Btu h 48000 Btu h 4 The calculation method of additional refrigerant oil and refrigerant charging amount after prolonging connection pipe After the length of connection pipe is prolonged for 10m at the basis of standard length you should add 5ml of refrigerant oil for each additional 5m of connection pipe The calculation method of additional refrigerant charging amount on the basis of liquid pipe 1 Additional refrigerant charging amount prolonged length of liquid pipe x additional refrigerant charging amount per meter 2 When the length of connection pipe is above 5m add refrigerant according to the prolonged length of liquid pipe The additional refrigerant
18. l operate in AUTO mode and the temperature setting or fan speed can not be changed The manual switch can be operated as below Manual switch Turn on the unit Press AUTO STOP button to enter AUTO mode The microprocessor will select the mode COOL HEAT FAN automatically according to the room temperature for reaching comfortable effect Turn off the unit Press the AUTO STOP button to switch off the unit The operation mode is shown in the following table Mode Model Temperature setting Airflow rate AUTO COOLING 25 C COOL FAN AUTO HEAT PUMP 25 C COOL FAN AUTO AUTO HEAT PUMP 20 C HEAT AUTO This switch is to be applied when the remote controller is missing 242 Care and Cleaning N asin e Disconnect the power supply before cleaning and maintenance e Do not splash water on the units for cleaning as electric shocks may occur e Wipe the units with a dry soft cloth or a cloth slightly moistened with water or cleaner not with volatile liquid such as thinner or gasoline Cleaning the Front Panel Remove the front panel Dip a piece of cloth into the water colder than 45 C and dry it Then wipe the dirty part of front panel Note Do not immerse the front panel into water so as to protect microprocessor components and circuit diagram on the front panel Cleaning the Air Filter every 3 months Note Do not touch the fin of indoor unit during cleaning to avoid p
19. layed for ON time setting Within 5 seconds press or button to adjust the time value Every press of either button changes the time setting by 1 minute Holding down either button rapidly changes the time setting by 1 minute and then 10 minutes Within 5 seconds after setting press TIMER ON button to confirm TIMER OFF Press this button to initiate the auto off timer To cancel the auto timer program simply press the button again TIMER OFF setting is the same as TIMER ON CLOCK Pressing CLOCK button 9 blinks Within 5 seconds pressing or button adjusts the present time Holding down either button above 2 seconds increases or decreases the time by 1 minute every 0 5 second and then by 10 minutes every 0 5 second During blinking after setting press CLOCK button again to confirm the setting and then will be constantly displayed X FAN Pressing X FAN button in COOL or DRY mode the icon dis displayed and the indoor fan will continue operation for 2 minutes in order to dry the indoor unit even though you have turned off the unit After energization X FAN OFF is defaulted X FAN is not available in AUTO FAN or HEAT mode Note X FAN is the alternative expression of BLOW for the purpose of under standing TEMP Press this button you can see indoor set temperature indoor ambient temperature on indoor unit s display The setting on remote controller is selected circularly as below Cur When selecting A with re
20. llation Instructions 1 Forcibly pull the panel for a specific angle from the two ends of the front panel according to the arrow direction Then pull the air filter downwards to remove it See Fig a 2 Mount the healthy filter onto the air filter as shown in Fig b If the air filter cannot be in Stalled please mount the healthy filter on the front case as shown in Fig c 3 Mount the air filter properly along the arrow direction in Fig d and then close the panel cover Cleaning and Maintenance Take out the healthy filter before cleaning and reinstall it after cleaning according to the installation instruction Pay special attention to that silver ion filter can t be cleaned with water while active carbon photocatalyst low temperature conversion LTC catalyst formaldehyde eliminator ca techin or mite killing filter can but can t with brush or hard things Dry it in the shade or sun after cleaning but not by wiping The healthy filter commonly has its usage lifetime for one year under normal condition As for silver ion filter it is invalid when its surface becomes black green This supplementary instruction is provided for reference to the unit with healthy filter If the graphics provided herein is different from the physica
21. mote controller or no display temperature indicator on indoor unit displays set temperature When selecting Q with remote controller temperature indicator on indoor unit displays indoor ambient temperature 3s later or within 3s it receives other remote control signal that will return to display the setting temperature Caution This model hasn t outdoor ambient temperature display function While remote controller can operate 7 and indoor unit displays set temperature It s defaulted to display set temperature when turning on the unit e Only for the models with temperature indicator on indoor unit TURBO Press this button to activate deactivate the Turbo function which enables the unit to reach the preset temperature in the shortest time In COOL mode the unit will blow strong cooling air at super high fan speed In HEAT mode the unit will blow strong heating air at super high fan speed This function is not applicable for some models SLEEP Press this button to go into the SLEEP operation mode Press it again to cancel this function This function is available in COOL HEAT Only for models with heating function mode to maintain the most comfortable temperature for you 10 Operation of Remote Controller LIGHT Press LIGHT button to turn on the display s light and press this button again to turn off the display s light If the light is turned on 7 is displayed If the light is tunrned off Ser
22. n again to clear the display TEMP icon Pressing TEMP button 4 set temperature lt indoor ambient temperature 7 outdoor ambient temperature and blank is displayed circularly NOTE function is applicable to partial of models Up amp down swing icon gt I is displayed when pressing the up amp down swing button Press this button again to clear the display O LIGHT icon 0 is displayed by pressing the LIGHT button Press LIGHT button again to clear the display is displayed by pressing and buttons simultaneously Press them again to clear the display SET TIME display After pressing TIMER button ON or OFF will blink This area will show the set time TURBO icon is displayed when pressing the TURBO button Press this button again to clear the display DIGITAL display This area will show the set tempe rature X FAN icon ci is displayed when pressing the X FAN button Press this button again to clear the display FAN SPEED display Press FAN button to select the desired fan speed setting AUTO Low Med High Your selection will be displayed in the LCD windows except the AUTO fan speed Operation of Remote Controller Remote Controller Description ON OFF Press this button to turn on the unit Press this button again to turn off the unit MODE Each time you press this button a mode is selected in a sequence that goes from AUTO COOL DRY FA
23. ners absorb heat in the room and transmit it to the outdoor unit so that the room temperature is decreased The cooling capacity will increase or decrease according to outdoor ambient temperature Freeze Protection If the unit is operating in COOL mode and in low ambient temperature frost may form on the heat exchanger When indoor heat exchanger temperature decreases below zero compressor will stop operation to protect the unit Heating Operation Principle Air conditioners absorb heat from outdoors and transmit it to the indoor unit increasing room temperature The heating capacity will decrease at low ambient temperature Defrosting When outdoor temperature is low but humidity is high frost may form on the outdoor unit during extended operation affecting heating efficiency The air conditioner may stop operation during auto defrosting operation During auto defrosting the fan motors of indoor unit and outdoor unit will stop During defrosting the indoor indicator flashes and the outdoor unit may emit vapor This is not malfunction After defrosting is finished the heating operation will recover automatically Anti cold Air Function In HEAT mode the indoor fan will not operate in order to prevent cold air blowing out within 2 minutes if indoor heat exchanger doesn t reach a certain temperature under the following three states 1 Heating operation starts 2 After Auto Defrosting is finished 3 Heating at low temperat
24. normal pheno menon like smell of burning please cut off the power imm ediately and then contact with Inventor authorized maintenance center _ B O lt lt ort g O If this abnormal status is kept on air conditioner may be damaged or even cause electric shock or fire Safety Precautions K Always ensure effective K For safety be sure to turn X Select the most appropriate earthing off the circuit beaker before temperature performing any maintenance or cleaning or when the product is not used for an extended period of time 5 C cooler than No earthing may cause electric Accumulated dust may cause fire It can save electric energy shock or electric shock xk Do not keep windows and XK Do not block the air inlet or z Keep combustible materials doors open for a long time outlet at least 1m away from the during operation units It will result in insufficient performance It will result in insufficient performance It may cause fire or explosion and cause malfunctions Install the outdoor unit firmly Do not step on the top of the Do not attempt to repair the enough outdoor unit or place heavy air conditioner by yourself things on it ee i Ne aa eee Se auam i It may cause falling of the unit It may cause damage or injury Incorrect repairs may cause electric and injury to the person shock or fire Please contact the
25. pipe Operation of Remote Controller Remote Controller Description ON OFF Press it to start or stop operation MODE Press it to select operation mode AUTO COOL DRY FAN HEAT Press it to increase temperature setting Press it to decrease temperature setting FAN Press it to set fan speed g gt i Press it to set swing angle TIMER ON Press it to set auto on timer B TIMER OFF Press it to set auto off timer B CLOCK Press it to set clock X FAN page 10 TEMP page 10 TURBO page 10 SLEEP page 10 LIGHT Press it to turn on off the light Operation of Remote Controller H MODE icon R LOCK icon If MODE button is pressed current operation mode icon AUTO COOL os DRY FAN or HEAT is only for heat pump models will show SLEEP icon C is displayed by pressing the SLEEP button Press this butto
26. r 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 Installation Site Instructions Proper installation site is vital for correct and efficient operation of the unit Avoid the following sites where e Strong heat sources vapours flammable gas or volatile liquids are emitted High frequency electro magnetic waves are generated by radio equipment Welders and medical equipment Salt laden air prevails such as close to coastal areas The air is contaminated with industrial vapours and oils The air contains sulphures gas such as in hot spring zones Corrosion or poor air quality exists 18 Notices for installation Installation Site of Indoor Unit The air inlet and outlet should be away from the obstructions Ensure the air can be blown through the whole room Select a site where the condensate can be easily drained out and where it is easily connected to outdoor unit Select a place where it is out of reach of children Select a place where the wall is strong enough to withstand the full weight and vibration of the unit Be sure to leave enough space to allow access for routine maintenance The installation site should be 250cm or more above the floor Select a place about 1m or more away
27. service center for professional service The following checks prior to contact may save your time and money The unit does not operate The unit does not operate if it is turned on Waiting immediately after being turned off This is to D protect the unit You are expected to wait e for about 3 minutes Some odours may be emitted from the indoor unit This is the result of room smells Such as furniture tobacco ect which have been taken into the air conditioner Consult authorized service center for cleaning if the odours still exist Water flowing noise The swishing noise like water flowing is the sound of refrigerant flowing inside the unit BEA During cooling operation a thin mist may be seen emitted from the indoor unit due to high room temperature and humidity After a period of time the mist will disappear with the decrease of room temperature and humidity This is the sound of friction caused by expansion and or contraction of panel or other parts due to the change of temperature 15 Troubleshooting The unit can not be started up Is the power cut off Is the power plug loose If applicable m Sn Is the circuit protection device tripped off K Y Is voltage higher or lower JB
28. ure Rest Heat Blow In the following situations the indoor unit may still run for some time to blow out the rest heat of the indoor unit 1 In HEAT mode the temperature reaches the setting value the compressor stops and the indoor fan still run for 60s 2 In HEAT mode if you turn off the unit the compressor stops and the indoor fan still run for 10s Operation Tips X Operating Temperature Range P Indoor sideDBWB C Outdoor sideDB WB C The operating temperature range outdoor temperature for cooling unit is 18 C 43 C for cooling and heating unit is 7 C 43 C Tips for energy saving Do not overcool or overheat Setting temperature at a moderate level helps energy saving Cover windows with a blind or a curtain Blocking sunlight and air from outdoors is favorable for cooling heating Clean air filters once per two weeks Clogged air filters lead to inefficient operation and energy waste Tip for relative humidity Condensate is likely to form at the air outlet if cooling or drying for a long time when the relative humidity is more than 80 with doors and windows open Name of Parts Indoor unit The icons displayed oe Cool ra gt Dry e iji 1 Remote control 1 Power 88 Set temp 3 Filter D 5 Wall pie 6 Bind tape 7 Connection wire 8 Drainage
29. ure sensor Defrosting or oil return mode H6 Indoor fan block In HEAT mode when the temperature of indoor heat exchanger is very low air flow is stopped in order to prevent cold air Within 2 minutes In HEAT mode when the outdoor temperature is low or humidity is high frost will be formed on the outdoor heat exchanger The unit will defrost automatically and indoor unit will stop blowing air for 3 12 minutes During defrosting operation water or vapour may be emitted In DRY mode the indoor fan will stop blowing air for 3 12 minutes in order to avoid condensate being vaporised again If the unit operates at high humidity for a long time moisture will be generated on the air outlet grill and then drip off Check if the connector jumper contacts properly If the PCB is to be replaced please take off the old for the new PCB Check if indoor room temperature sensor is connected properly Check if the evaporator temperature is connected properly It is normal The indicating lamp in heat mode will wink 0 5s and light 10s Check if the terminal of the indoor motor is connected properly Replace the fan motor or the indoor board if disabled DN If any one of the following situations occurs immediately stop all operations J cut off the power supply and contact the authorized personnel There is harsh sound during operation Strong odours are emitted during operation e Water is leaking from the un
30. wire has been fixed properly NOTE e Incorrect wiring may cause malfunction of spare part e After the wire has been fixed ensure there is freespace between the connection and fixing places on the lead wire Schematic diagram being reference only please refer to real product for authentic information Air purging and leakage test Connect charging hose of manifold valve to charge end of low pressure valve both high low pressure valves must be tightly shut 2 Connect joint of charging hose to vacuum pump Manifold 3 Fully open handle handle of Lo manifold valve 4 Open the vacuum pump to evacuate At the beginning slightly loosen joint nut of low pressure valve to check ae Hi handle if there is air coming inside If noise of vacuum pump i e Charging hose has been changed the reading of multimeter is 0 Then tighten the nut Vacuum pump Keep evacuating for more than 15mins and make sure the reading of multimeter is 1 0x10 pa 76cmHg Fig 10 6 Fully open high low pressure valves e Low pressure valve 7 Remove charging hose from charging end of low pressure valve 8 Tighten bonnet of low pressure valve As shown in Fig 10 25 Check after installation and test operation Check after installation ltems to be checked Possible malfunction Has it been fixed firmly The unit may drop shake or emit noise It may cause insufficient cooling heatin Have you done the refrig
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