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CS-V18DKE CU-V18DKE CS-V24DKE CU

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1. qq uaa Note e All parts are supplied from PHAAM Malaysia Vendor Code 061 e O marked parts are recommended to be kept in stock 64 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 17 Exploded View Outdoor Unit 17 1 CU V18DKE CU V24DKE 224 gt 85 84 N 1 1 24 19 39 1 1 41 1 1 Jm m TY 4 SN lm mr LLH RAT 1 1 H 4 5 2 4 1 ze RAT 23 N D 2 N NN 5 x N H Ve li li H N RS i li st li NIT 1 B H H NN NN N N N LT H n 4 5 il H N Fi i H RY li H 4 HEEE HI RIS P 4 N N N NN 2 N 2 4 2 2 N N H Th ii li z 2 2 1 p pa H N N N LH N H ERE 4 2 2 H 4 4 H H 7 H 3 N 4 4 2 N gt H H 4 Rh HAT 2 H H NN HRH NN 4 H N N N 2 I 5 4 H 2 RS I H 2 N NN N
2. 2 11 8 10 Quiet Operation 24 5 Refrigeration Cycle Diagram 12 8 11 lonizer Operation 25 6 Block Diagram 13 8 12 Timer Control 26 7 Wiring Diagram 14 8 13 Random Auto Restart Control 27 2004 Panasonic Air Conditioning M Sdn Bhd E 11969 T All rights reserved Unauthorized copying and distribution is a violation of law CS V18DKE CU V18DKE CS V24DKE CU V24DKE 8 14 Remote Control Signal Receiving Sound 27 9 Operating Instructions 28 10 Installation Instructions 34 10 1 Safety Precautions 34 10 2 MAOOF Genen IUS I Er 37 10 9 Outdoor 41 11 Installation And Servicing Air Conditioner Using R410A 44 11 1 Outline 44 11 2 Tools
3. Use this air conditioner under the following temperature range DBT Dry Bulb Temperature WBT Wet Bulb Temperature authorized qualified personnel only The wires in this mains lead are PEE coloured in accordance with the following code Terminals wires colours GB Standard red live Maximum Temperature Minimum Temperature brown black neutral N DE RR AA blue E earth reen yellow am reen yellow Different countries may have different colour coding for the wires 28 Note illustrations in this manual for explanation purposes only and may differ from the actual unit It is subjected to change without notice for future improvement PRODUCT OVERVIEW Air intake Indoor Unit Supersonic air purifying device 1 Auto OFF ON Airflow direction louver lonizer Do not touch during operation Discharged air Indicator 09 8 amp POWER TIMER QUIET POWERFUL ION SUPER ALLERU BUSTER Outdoor Unit Ge inlet rear Air outlet Transmitter LCD display lon operation Temperature setting i Off On Operation mode lt itor ede NN Quiet operation QUIET Powerful operation Airflow direction EE adjustment EE we speed selection AE a Timer setting t Bs Memory reset e G J roubleshooting Clock
4. Lll ee ee meren Lh sm masa sama ses mms Wasa ee eee s 3 way valve at Gas side Low Pressure 2 way valve at Liquid side High Pressure CS V18DKE CU V18DKE CS V24DKE CU V24DKE 5 Refrigeration Cycle Diagram CS V18DKE CU V18DKE CS V24DKE CU V24DKE EVAPORATOR HEAT EXCHANGER INDOOR OUTDOOR LIQUID SIDE CAPILLARY TUBE T 2 THERMOSTAT V24DK only Ep INTAKE AIR TEMP PIPE SENSOR TEMP SENSOR HEAT EXCHANGER Y CONDENSER SIDE DK 3 WAY VALVE COMPRESSOR EM BEN CS V18DKE CU V18DKE CS V24DKE CU V24DKE 6 Block Diagram CS V18DKE CU V18DKE CS V24DKE CU V24DKE 8100 ejdurex3 9100 jo 1equinu eui exe 041009 eui sejeolpu m 16 1 3 3111091 dOLVH3N39 O O9INOHLIO3 3 YOSNAS 3 V LNI HOSN3S 1AVOLLH3A HOLOIN ONIdd3lS juo Mat ZA IVLSOWYSHL HOLON ONIddaLS HJAI3O3H OHLNOO 3 LOIN3H SS313UIM 9 HOLVOIGQNI 01 H3 LLINSNVH L I H ZHOS 3131dWNOO HIV OV EA 3SVHd 319NIS asna 2G TVINH3HL O H3TIOHLINOO OINOH1S313 I TV LNOZIHOH I I 13 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 7 Wiring Diagram CS V18DKE CU V18DKE POWER SUPPLY CORD REMOTE CONTR
5. iIQOOQOOOOOOOOOOOOOOOOOOOOOOOOO JOC OO I IN IIIIIIIIIIIIIIIII Component 63 62 6 60 59 59 52 50 52 5 653 652 5 59 49 2 SEG5 SEG24 47 oo SEG3 SEG26 P71 45 SEG2 SEG27 P72 SEG1 SEG28 P73 43 7 SEG29 P60 42 COM2 SEG30 P61 41 COM1 SEG31 P62 49 10 SEG32 P63 89 SBL3037M C6 7 R6 10000p 10000p 220kQ 3 52MHz SELF DIAGNOSIS VERTICAL HORIZONTAL QUIET POWERFUL AIR SWING AIR SWING r CN AUTOMMANUAL Q D1 SID303 Q1 D1328 OFF ON TEMP A TEMP Y ION ENS UN Q Q Q Q TP1 1 i Z skom OPEN SHORT SHORT OPEN SHORT 73 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 19 3 Print Pattern Indoor Unit Printed Circuit Board TOP VIEW Stra CNHOZ81A4 FUSE T 3 154 L 250V g bi Ea dp io 74 CS V18DKE CU V18DKE CS V24DKE CU V24DKE BOTTOM VIEW Ty 9 gen AD lel x AAT lt i HH s eomm 1 t OX leie H ewe as Ovi je 85 760 siu 5 75 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 19 4 Print Pattern Indicator amp Receiver Printed Circuit Board TOP VIEW 10 1 L en
6. 3 Vss1 Or 69 8 P57 A15 X1 9 VssO aei xh U 79 lt 2 8 8 lt lt 9 E SCX gt 9 9 E STEPPING RESET MOTOR INTAKE AIR TEMP DRIVE SIGNAL TEMP POWER AVd0 T AUTO RESTART GROUND N LO ex T o 5 z lt lt lt lt 5 o 2 8 F 5 al 3 a a a Y B E E UG IC02 B1HBGGF00013 C3EBD0000021 04 R30 R33 C08 20k 15k p mn S Y4YSY2 YT LOOO nn m CN STM2 CN TH 54157271 ZH5 PIPE TEMP SENSOR i AIR SENSOR 444 20k 3950 15 3950 HORIZONTAL 68 CS V18DKE CU V18DKE CS V24DKE CU V24DKE SCHEMATIC DIAGRAM 3 4 m m HB ws m m IC09 REGULATOR 5 D 5v C26 1004 16V 24 0 01u A R02 20kQ 1000 fq R99 R98 R97 R96 82k 82k 82k 82k C23 Doz 1 AW 1 AW 1 AW 1 4W RY PWR LU 1 BRW T 3 15A L 250V AC01 WHT Y R54 1k TEST R48 DIE u R81 R80 C17 10k 22k 22k 47ou 1 4W 1 4W 1k R07 20k 6 3V R08 C18 RO 5 1k Toe 1000 R32 X01 150k R42 20k 40906MHzZ 47pF X 2 CN ION XX Xr A CN FM FAN MOTOR Xe R75 10k s PCO4 7 5k 4 11 R79 v 1600 1 4W m s C06 s 3 feedback m 69 CS V18DKE CU V18DKE CS V
7. j ANNEN 17 AA BRANNAN ANNE 4 Way Valve lt Description of operation gt a c p r Cooling Operation Soft Dry Operation Operation e f Soft Dry OFF j 60 sec Forced Operation __ Stop q t Anti Freezing Control CS V18DKE CU V18DKE CS V24DKE CU V24DKE 8 3 Automatic Operation e Automatic operation can be set using remote control e This operation starts to operate with indoor fan at SLo speed for 20 seconds to judge the intake air temperature e After judged the temperature the operation mode is determined by referring to the below standard T Cooling Operation Intake Air 23 Temperature Soft Dry Operation e Then the unit start to operate at determined operation mode until it is switched off using remote control with the setting temperature as shown in below table poesi Setting Temperature Standard Cooling Operation e The setting temperature for all the operations can be changed one level up or one level down from the standard temperature as shown in below table by pressing on the temperature up or temperature down button at remote control Operation EL a e The operation mode judging temperature and standard setting temperature can be increased by 2 C permanently by open the circuit of JX1 at indoor electronic controller T Cooling Operation __ Settin
8. Remove 3 caps and 3 screws Fig 1 Tabs e Unhook the tabs at the Control Board to remove the Control Board Cover Fig 2 Fig 2 55 CS V18DKE CU V18DKE CS V24DKE CU V24DKE Electronic 2 To remove the Electronic Controllers Controllers Particular e Release the 2 Particular Piece Fig 3 E lece e Release the earth wire screw Fig 3 e Release the screw holder terminal board Fig 3 e Release the CN DISP connector Fig 3 e Release the CN TH connector Fig 4 e Release the CN ION connector Fig 4 e Release the CN SONIC connector Fig 4 e Release the CN STM1 connector Fig 4 72 sBan Holder Terminal Board e Release the CN STM2 connector Fig 4 e Release the hooks that hold the Electronic Controller and pull out the Electronic Controller Fig 4 e Release the CN FM connector Fig 4 e Release the ACO1 white connector Fig 4 e Release the two RY PWR connector Fig 4 Particular Screw Piece Fig 3 Fig 4 12 3 Cross Flow Fan Indoor Fan Motor Removal Procedures CN TH CN ION CN SONIC 1 In order to remove the Cross Fan and Indoor Fan Motor Control Board need to be taken out by releasing all the connectors as indicated below a Release the Earth Wire screw Fig 5 b Release the CN TH connector Fig 5 c Release the CN ION connector Fig 5 d Release the CN SONIC connector Fig 5 e Release the CN STM1 connecto
9. V18DK W18DK Gas side piping 5 8 V24DK W24DK e This illustration is for explanation purposes only The indoor unit will actually face a different way 10 2 Indoor Unit 10 2 1 SELECT THE BEST LOCATION Refer to Select the best location section 10 2 2 HOW TO FIX INSTALLATION PLATE The mounting wall is strong and solid enough to prevent it from the vibration More than 550 mm More than 550 mm SS Qu Screw DRE Installation plate The centre of installation plate should be at more than 550 mm at right and left of the wall The distance from installation plate edge to ceiling should more than 67 mm From installation plate left edge to unit s left side is 47 mm From installation plate right edge to unit s right is 73 mm For left side piping piping connection for liquid should be about 126 mm from this line For left side piping piping connection for gas should be about 174 mm from this line For left side piping piping connecting cable should be about 984 mm from this line 1 Mount the installation plate on the wall with 5 screws or more If mounting the unit on the concrete wall consider using anchor bolts e Always mount the installation plate horizontally by aligning the marking off line with the thread and using a level gauge 2 Drill the piping plate hole with 070 mm hole core drill e Line according to the arrows marked on the lower left
10. lense vas comen 1 poe po MEN E o p E pc 0 rm 1 p 2 3 FE C 4 p 5 6 p 7 S O 8 9 p p x NEM NEM p 4 I x p p p Note e All parts are supplied from PHAAM Malaysia Vendor Code 061 e O marked parts are recommended to be kept in stock 66 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 19 Electronic Circuit Diagram 19 1 Indoor Unit amp Outdoor Unit CS V18DKE CU V18DKE CS V24DKE CU V24DKE SCHEMATIC DIAGRAM 1 4 ELECTRONIC CONTROL UNIT SUPERSONIC COMPLETE DISPLAY COMPLETE IC101 R101 TIMER ORG POWER GRN POWERFUL ORG QUIET ORG 4 SUPERSONIC BLU A D103 IONIZER GRN D D104 9 10k IC05 B1HBGGF00013 67 CS V18DKE CU V18DKE CS V24DKE CU V24DKE SCHEMATIC DIAGRAM 2 4 R11 C02 R35 1k T 0 01 5 1k CN STM1 R04 R05 43Q 2W 43Q 2W L EMBL E 6X4X3X2X1 ZH5 VERTICAL R46 100 pee LT P73 72 amp maman am am am 9 LO st N LO lt N lt lt lt lt lt lt lt FS S 5 P71 sf 8 2 a 2 LRY PWR DRIVE SIGNAL STEPPING TIMER SHORTEN P70 47 DRIVE 3 SIGNAL AUTO OPERATION G6 BUZZER BUZZER SOUND 69 PO1 NTP1 a DISPLAY OEE 6 NE
11. 0 33 power supry com 1 omoa ema _ ELECTRONIC CONTROLLER MAIN 1 omaTisdso _ 0 24 INDICATOR RECEIVER COMPTE 1 lt 9 3s mprearor mom a ess ET 3e awoxcaror smson ese LE 3s CONTROL COVER omamo 3s CONTROL soam FRONT COVER 1 ee CONTROL 1 Jams _ lt j FRONT omme omno o 32 INTAKE GRIME COMPLETE a mens 33s jmuas ro E mue TT 4 1 mns 3s Arum mos se scuw mo 5 cap jw j 3s o 1 39 COMPLETE INSTALLATION 1 5 4o awstanuarion PLATE O OO a ms lt j 4 u E mano 42 mLECTRONIC CONTROLLER IONIDER 1 s o 43 osme rona m 44 csmo iouzm j 4s hon GmmmrR OO O 1 umar j 4s SUPERSONIC AIR PURIFYING DEVICE 1 j mumc comrOLLER SUPERSONIC 1 j SUPER ALERU suster 1 omoocin 49 reame FR AIR FILTER SUPERSONIC a reame FR AIR FILTER SUPERSONIC
12. Bend the embedded piping e Use a spring bender or equivalent to bend the piping so that the piping is not crushed a Install the Indoor Unit Cut and flare the embedded piping y e When determing the dimension of the piping slide the unit all the way to the left on the installation plate Refer to the section Cutting and flaring the piping Pull the connecting cable into Indoor Unit m e The inside and outside connecting cable can be connected without removing the front grille Connect the piping e Please refer to Connecting the piping column in outdoor unit section Below steps are done after connecting the outdoor piping and gas leakage confirmation Insulate and finish the piping e Please refer to Piping and finishing column of outdoor section and Insulation of piping connections column as mentioned in Indoor Outdoor Unit Installation Secure the Indoor Unit Pull out the piping and drain hose Centre of the piping hole left rear side of piping Move the drain hose near to arrow mark and tape it with piping in a position as mentioned in Fig below Drain Hose EON pe Cover for the Cover for left piping the right piping Cover for the bottom piping How to keep the cover In case of the cover is cut keep the cover at the rear of chassis as shown in the illustration for future reinstallation Left right and 2 bottom covers for piping Insert the connectin
13. 47 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 8 Electronic scale for refrigerant charging 9 Re Because of the high pressure and fast vaporizing speed of R410A the refrigerant cannot be held in a liquid phase inside the charging cylinder when charging is done using the charging cylinder method causing bubbles to form in the measurement scale glass and making it difficult to see the reading Naturally the conventional R22 charging cylinder cannot be useq because of the differences in the pressure resistance scale gradation connecting port size etc The electronic scale has been strengthened by using a structure in which the weight detector for the refrigerant cylinder is held by four supports It is also equipped with two connection ports one for R22 7 16 UNF 20 threads and one for R410A 1 2 UNF 20 threads so it can also be used for conventional refrigerant charging There are two types of electronic scales one for 10 kg cylinders and one for 20 kg cylinders The 10 kg cylinder is recommended Refrigerant charging is done manually by opening and closing the valve frigerant cylinders The R410A cylinders are labeled with the refrigerant name and the coating color of the cylinder protector is pink which is the color stipulated by ARI of the U S Cylinders equipped with a siphon tube are available to allow the cylinder to stand upright for liquid refrigerant charging 10 Charging orifice and packing fo
14. 68 Electrical Data 1 63 73 3 25 11 10 Flare piping inch L Half Union 1 4 L 2 way valve 1 4 Flare piping inch L liquid side 1 4 L liquid side 1 4 Drain imerdameer mm RL Hose Legh mm 89 OCS Power Cord enn Number ofcorewire Y Dimensions 10 13 16 275 29 17 32 750 34 7 16 875 13 19 32 345 110 50 0 rolling piston type Moor Type 2 Rated wo 15 _ Air Circulation Description _ PropelerFan Material ASHTi8 PP o O Moor Type Wansstr amp poes Induction poes Fan SpeedLow m _ 5 O O o Medium vm 1480 m mao Heat Exchanger Condenser Tube material _ Finmaterial Aluminium Pre Coat FnTpe Oo Siit Fin Row Stage Plate fin configuration forced draft FP 21 Size W x H x L mm 810 x 315 x 25 4 850 5 x 714 0 x 25 4 870 5 CS V18DKE CU V18DKE CS V24DKE CU V24DKE CUVIBDKE Refrigerant Control Device ae Tube Refrigeration 80505 670 Refrigerant 84104 396 Erm Protection Protector Capilany Tube length mm Flow Raie NNI NN j Air Filter Material Style Honeycomb Capacity Control Eo Capillary Tube Compressor Ca
15. 9 If you cannot charge the stipulated amount operate the unit in the cooling mode while charging a little of the liquid at a time about 150 g time as a guideline If the charging amount is insufficient from one operation wait about one minute then use the same procedure to do the liquid charging again Precaution Never use the gas side to allow a larger amount of liquid refrigerant to be charged while operating the unit 10 Close the charging valve and after charging the liquid refrigerant inside the charging hose fully close the valve Lo of the manifold gauge and stop the operation of the unit 2 5 11 Quickly remove the charging hose from the service port 6 If you stop midway through the refrigerant that is in the cycle will be discharged 12 After putting on the caps for the service port and operating valve inspect around the caps for a gas leak 6 7 to Unit Liquid side A AF Outdoor unit to Indoor Unit A Operating valve 3 way valve 7 Refrigerant cylinder with D C tube D Open 61 8 Close C ae Service port E Ge Precautions The gas pressure backflow prevention valve on the charging hose is generally open during use When you are removing the charging hose from the service port it will come off more easily if you close this valve TE scale for 1 1 Fig 13 Re charging refrigerant 53 CS V18DK
16. IC101 BOTTOM VIEW CN DI SP 10 ES D105 101 76 Printed in Malaysia
17. 1 52 5 40 19 5 5 77 22 0 6 29 CS V24DKE 230V Outdoor Temp D bulb SHC 5 07 SHC 5 29 IP 2 38 555 7 03 7 16 67 768 834 5 54 5 32 5 74 2 43 TC Total Cooling Capacity kW SHC Sensible Heat Capacity kW Input Power kW 1 64 1 55 5 88 4 16 1 67 5 47 IP 2 56 2 60 2 61 2 47 7 80 5 52 2 66 7 25 61 4 56 4 97 3 67 3 83 1 89 1 92 5 02 3 86 4 01 1 75 1 78 E een TC 5 51 SHC IP 4 63 2 96 SHC 4 87 TC 6 06 IP 2 74 5 12 5 33 2 79 2 84 6 05 6 59 4 87 5 08 3 01 3 07 6 66 Indoor 27 19 Outdoor 35 24 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 14 3 Operation Characteristics CS V18DKE CU V18DKE 14 3 1 e Piping Length Characteristic Cooling e Cooling Characteristic 230V 230V 2 eunjejeduue zwy inss iq Buidid apis sey Janno O Buijoog 2 RNO O 2 inss iq Huidig apis sey mone sf NN v e ceo N LO N ceo PIPING LENGTH m Condition Room temperature 27 19 o 2 N ul 2 2 5 8
18. 15 1 sap a nn ss P a NEN WD ded f CWH55025A gt gt a gt gt fm fm lt LD LO O tu Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 63 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 16 Replacement Parts List Indoor Unit 16 1 CS V18DKE CS V24DKE mur PART NAME DESCRIPTION om GE REMARKS 1 cmssv coms E wo lt j 2 wa lt j cross iow FAN COMPLETE 1 a eom moss a umasa O s _ max j NCN 7 1 jmmses amp EL s 122 m mong sms _ j emme COMPLETR _ 1 emoes Ie ii 35 meia lt j jcomwcrmo m O o swine mong 14 swing E 9 wink FAN MOER 72 wr Le ie monro VAR E jmonowrAL VAE 1 LE is CAP um may E jmaacoi j is eack cover GmassiS pen Ie 3e CONTROL BoaRD casing a oso j reRMINAL BOARD COMPLETE 1 omc
19. 4 Open the Supersonic air purifying device frame 5 Insert the super alleru buster filter and close the Supersonic air purifying device frame as show in illustration at right HOW TO TAKE OUT FRONT GRILLE Please follow the steps below to take out front grille if necessary such as when servicing 1 Open the intake grille 2 Set the vertical airflow direction louvers to the horizontal position 3 Slide down the 3 caps on the front grille as shown in the illustration below and then remove the 3 mounting screws 4 Pull the lower section of the front grille towards you to remove the front grille SCrew Vertical airflow When reinstalling the front grille first set the vertical deflection louver airflow direction louver to the horizontal position and Cx then carry out above steps 2 3 in the reverse order Move the vertical vane to horizontal Cap AUTO SWITCH OPERATION The below operations will be performed by pressing the AUTO switch 1 AUTO OPERATION MODE The Auto operation will be activated immediately once the Auto Switch is pressed 2 TEST RUN OPERATION FOR PUMP DOWN SERVICING PURPOSE The Test Run operation will be activated if the Auto Switch is pressed continuously for more than 5 sec A beep sound will occur at the fifth sec in order to identify the starting of Test Run operation 3 REMOTE CONTROLLER RECEIVING SOUND ON OFF The ON OFF of remote controller receiving sound can be change over
20. 18 1 CU V18DKE 24 66 19 Electronic Circuit Diagram 67 19 1 Indoor Unit amp Outdoor 67 19 2 Remote Control Mese 73 19 3 Print Pattern Indoor Unit Printed Circuit Board 74 19 4 Print Pattern Indicator amp Receiver Printed Circuit Board e Operation Improvement Quiet mode to provide quiet operation Powerful mode to reach the desired room temperature quickly lonizer control for generating negative ion in discharge air 24 hour timer setting e Serviceability Improvement Removable and washable Front Panel e Environmental Friendly R410A which does not contain chlorine is used as its refrigerant so there is no danger of damage to the ozone layer in stratosphere 2 Functions 2 1 Remote Control OFF AUTOHEATCOOLDRY ION PN AM 101 0171 EMEN BI ANA 101 107 AUTO BAD COH DH FN ee QN O MODE QUIET pouesrul ARmSWNG S H 4b 1 gt 2 3 CNS EE oF V cancel TIMER Panasonic ua Operation Start Stop Em MODE Operation Mode Selection AUTO Automatic Operation COOL Cooling Operation e DRY Soft Dry Operation FAN SPEED Indoor Fan Speed Selection FAN m L
21. 26 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 8 13 Random Auto Restart Control e f there is a power failure during operation the air conditioner will automatically restart after 3 to 4 minutes when the power is resumed e t will start with previous operation mode and airflow direction e f there are more than one air conditioner unit in operation and power failure occur restart time for each unit to operate will be decided randomly using 4 parameters intake air temperature setting temperature fan speed and air swing louver position e This Random Auto Restart Control is not available when Timer is set e This control can be omitted by open the circuit of JX2 Refer Circuit Diagram 8 14 Remote Control Signal Receiving Sound e Long beep sound will be heard when Stopping the air conditioner using OFF ON operation button Stopping the Quiet Mode Stopping the Powerful Mode Stopping the lon Mode e Short beep sound will be heard for others setting 27 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 9 Operating Instructions Thank you for purchasing Panasonic Air Conditioner SAFETY PRECAUTIONS B Definition To prevent personal injury injury to others and property damage the following instructions must be followed Installation Precautions Do not install remove and reinstall the unit by yourself Improper installation will cause leakage electric shock or fire Please consult an author
22. 2g 8 c O c O Fe oo Outdoor temperature 35 24 Cooling opeartion At High fan c 45 D I lt 9 a E LO gt D c D 2 CS V24DKE CU V24DKE 14 3 2 e Piping Length Characteristic Cooling e Cooling Characteristic 230V 230V 2 zu19 J6 inss iq apis sey Jenno O d1 Pt tty LLL LL a l H El ES PIPING LENGTH m Condition Room temperature 27 19 BER ERA epus HH mim mis pns Et Es EI W GE E isi s ES Ei LLLLLIS NO c x N LO O 0 O 0 M OQ N Q maungo 9 4 2 2 inss iq Buidid apis sec Jenno O o N 30 31 32 33 34 35 36 37 38 39 40 edeg eng 9 4 OUTDOOR ROOM TEMPERATURE C Condition Room temperature 27 19 Outdoor temperature 35 24 Cooling opeartion At High fan 62 Cooling operation At High fan Piping length 5 m CS V18DKE CU V18DKE CS V24DKE CU V24DKE 15 Exploded View Indoor Unit CS V18DKE CS V24DKE
23. Auto OFF ON Button is pressed the 20s counter for various setting mode is restarted 12 5 2 Select Remote Control Transmission Code e There are 4 types of remote control transmission code could be selected and stored in EEPROM of indoor unit The indoor unit will only operate when received signal with same transmission code from remote control This could prevent signal interference when there are 2 or more indoor unit installed nearby together e To change remote control transmission code short or open jumpers at the remote control printed circuit board Transmission Code Combination Remote Control Printed Circuit Board Remote Control No Sh Ope A Defaut opn S 9 e Under various setting mode after select the transmission code combination of remote control press any button of remote control to transmit a signal to indoor unit The transmission code will be stored in EEPROM e After signal is received the various setting mode is cancelled and return to normal operation 58 13 Troubleshooting Guide 13 1 Refrigeration Cycle System In order to diagnose malfunctions make sure that there are no electrical problems before inspecting the refrigeration cycle Such problems include insufficient insulation problem with the power source malfunction of a compressor and a fan The normal outlet air temperature and pressure of the refrigeration cycle depends on various conditions the standard values for them are sho
24. SU series aluminium electrolytic capacitor P series polyester system SXE series aluminium Cooling 27 16 17 15 electrolytic capacitor Indications for resistance SRA series aluminium a K kQ electrolytic W watt Not indicated 1 4W ME b electrolytic capacitor Not indicated carbon resister Tolerance 5 Diode without indication metal oxide resister x Circuit Diagram is subject to change without Tolerance 1 notice for further development Intake air Temperature Discharge air temperature temperature temperature TIMER TABLE Test Mode Name Time When test point Remarks Short circuited Real Timer min 10 sec T sec r n Time Delay Safety Contro ose Forced Operation ose SSCS ose ose SSCS so _ Soft Dry OFF ON Deodorizing Control 80 sec iue C Ts 2222277 T sec 36 sec Comp Reverse Rotation Detection 30 sec Comp ON 5 min and above o gt 2 oss Comp Fan Motor Delay Time ose Powerful Mode Operation ise Random Auto Restart Control 0 6 2 sec on OFF Timer on ON Time I M NN Quiet operation timer sss 18 sec 72 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 19 2 Remote Control LIQUID CRYSTAL DISPLAY Mele mi
25. and right side of the installation plate The meeting point of the extended line is the centre of the hole Another method is by putting measuring tape at position as shown in the diagram above The hole centre is obtained by measuring the distance namely 150 mm and 125 mm for left and right hole respectively e Drill the piping hole at either the right or the left and the hole should be slightly slanted to the outdoor side CS V18DKE CU V18DKE CS V24DKE CU V24DKE 10 2 3 TO DRILL A HOLE IN THE WALL AND INSTALL A SLEEVE OF PIPING 1 Insert the piping sleeve to the hole 2 Fix the bushing to the sleeve 3 Cut the sleeve until it extrudes about 15 mm from the wall Caution When the wall is hollow please be sure to use the sleeve for tube ass y to prevent dangers caused by mice biting the connecting cable 4 Finish by sealing the sleeve with putty or caulking compound at the final stage Sleeve for tube ass y Bushing for tube ass y 970 through hole Putty or caulking compound 10 2 4 INDOOR UNIT INSTALLATION 1 For the right rear piping Pull out the Indoor piping Install the Indoor Unit Secure the Indoor Unit Insert the connecting cable 2 For the right and right bottom piping Pull out the Indoor piping Install the Indoor Unit Insert the connecting cable Secure the Indoor Unit n 37 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 3 For the embedded piping Replace the drain hose
26. CS V18DKE CU V18DKE CS V24DKE CU V24DKE 4 2 Outdoor Unit 4 2 1 CU V18DKE CU V24DKE Top View Space necessary for installation Anchor Bolt Pitch 383 x 612 5 Side View Side View Front View 22 ee ee E a ee ee ee ee eee IO MERCED ee m ee eee ec ee smmaa ms CU waw vw i u T u r u u u ws s s LLK KR ee l l O eee slide nn mn nn nn ne mm LIL I U eee eee eee O l LIT i eee ee ee l Ce E m w s s ws m ur u a u wam ma us sa ua ma maa rs LIE wa wa mms m m mr m r w w w r w r LI ee an wes wees En es ee ee eee Id wee eee eee E ee ma s u wa ms s m maan umama umma sr mms ara wm maw s us s ss IE maman ee cams sma ar w mm ss ms means masm ua se s e ss as wam s i T KIP EE nn uua Y q a i LIL ii ii eee EINEN EN 2 LII O rro IJ o Tt 2 LIN a us w s ua ww mf a SS ee I I ee LIN mamas amsa sa m um ws mm xs J w e menemme ee oen eee enen eee eee oe emsa u
27. For Installing Servicing Refrigerant Piping 45 11 3 Refrigerant Piping 49 11 4 Installation Transferring Servicing 51 12 Servicing Information 55 12 1 Distinction Of Lead Free PbF Printed Circuit Board 55 12 2 Indoor Electronic Controllers Removal Procedures 55 12 3 Cross Flow Fan and Indoor Fan Motor Removal FUOCCOURG Soe 56 12 4 Remote Control 2 58 12 5 Auto OFF ON Button 58 13 Troubleshooting Guide 59 13 1 Refrigeration Cycle System 59 13 2 Relationship Between The Condition Of The Air Conditioner And Pressure And Electric Current 60 1 Features e High efficiency e Compact design e Wider range of horizontal discharge air e Air Filter with function to reduce dust and smoke e Automatic air swing and manual adjusted by Remote Control for horizontal and vertical airflow e Long installation piping up to 25 meter e Supersonic Air Purifying System with Super Alleru Buster nactive various harmful airbone elements including allergens viruses and bacteria Generated supers
28. e Electric current during operation becomes approximately 20 lower than the normal value Insufficient compressing of a compressor e The discharge tube of the compressor becomes abnormally hot normally 70 to 90 e The difference between high pressure and low pressure becomes almost zero e Electric current reaches a high level abnormally and the value exceeds the limit of an ammeter In some cases a breaker turns off Locked compressor e The compressor is a humming sound 60 14 Technical Data 14 1 14 1 1 Thermostat Characteristics CS V18DKE CS V24DKE e Cooling 34 32 30 28 26 24 22 Intake Air Temperature 20 18 16 14 2 COMP ON COMP OFF Set Temperature Diff 1 5 C 16 18 20 22 24 26 28 Thermostat Setting Remote Control Sensible Capacity Chart CS V18DKE indoor wel bulb temp 3 99 3 82 3 67 3 49 1 85 1 49 4 91 17 0 5 26 CS V18DKE CU V18DKE CS V24DKE CU V24DKE e Soft Dry 34 3 F ee st 30 ll ll iid Cooling ON 59 apod 44 Cooling OFF Set Temperature D cns Soft Dry OFF Soft Dry ON 5 Diff 1 5 C Diff 1 0 2 24 piek S 22 Frrr tza 20 7 18 ee L L444 16 1 61 16 18 20 22 24 26 28 30 Thermostat Setting Remote Control 4 57 1 72 4 16 woe 50 ee G C 4 17 4 01 4 33
29. setting Operation delayed for few minutes after restart Sound like water flowing during operation Mist emerges from indoor unit Noisy during operations Remote control display does not work The unit cannot operate timer is used correctly Outdoor unit emits water steam 29 Caused by refrigerant flow inside CS V18DKE CU V18DKE CS V24DKE CU V24DKE About Remote Control Preparation batteries AAA or R03 1 Pull out 3 Press CLOCK button 4 Set 1 gt N SET J V CANCEL J OFF current s time RESET CLOCK 5 Press again to confirm Timer operation will be based on current time set The batteries can be used for approximately 1 year The batteries must be N recycled or disposed of P 4 Remote Control Signal Make sure it is not obstructed e Maximum distances 10m Certain fluorescent lights may interfere with signal transmission Consult your dealer Auto Button To operate the unit if the remote control is misplaced or malfunctioning Operation mode p Automatic ress once Operation Press until beep Cooling Operation sound To OFF press again the Auto OFF ON button To switch the remote control signal receiving sound off or on 1 Press until beep sound and release 2 Press again until beep beep sound and release 3 Press
30. specified torque as stated in the table Connecting The Piping To Outdoor Unit CS V18DKE CU V18DKE CS V24DKE CU V24DKE Spanner or wrench m wrench MODEL Piping size Torque Liquid V18DK W18DK 1 2 B5 N m 1 4 18 N m V24DK W24DK 5 8 65 N m 1 4 18 N m Decide piping length and then cut by using pipe cutter Remove burrs from cut edge Make flare after inserting the flare nut located at valve onto the copper pipe Align center of piping to valves and then tighten with torque wrench to the specified torque as stated in the table CUTTING AND FLARING THE PIPING 1 Please cut using pipe cutter and then remove the burrs 2 Remove the burrs by using reamer If burrs is not removed gas leakage may be caused Turn the piping end down to avoid the metal powder entering the pipe 3 Please make flare after inserting the flare nut onto the copper pipes Pipe Handle S Bar 5225 Yoke ES Point down de 7 Clamp handle Red arrow mark 1 To cut 2 To remove burrs 3 To flare 0 0 5 mm EM A Copper pipe Improper flaring 1 Inclined Surface Cracked Uneven damaged thickness When properly flared the internal surface of the flare will evenly shine and be of even thickness Since the flare part comes into contact with the c onnections carefully check the flare finish CS V18DKE CU V18DKE CS V24DKE CU V24DKE 10
31. temperature Indoor heat exchanger temperature e This is to prevent compressor from rotate reversely when there is an instantaneous power failure 8 4 6 Starting Current Control e When the compressor outdoor fan motor and indoor fan motor are simultaneously started the indoor fan motor will start to operate at 1 6 second later e The reason of the difference is to reduce the starting current flow 19 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 8 4 7 Anti Dew Formation Control e Purpose is to prevent dew formation on indoor unit air discharge area e The following conditions occur for 30 minutes continuously anti dew formation will activate Remote Control setting temperature is less than 25 C Compressor is on Cooling operation mode Indoor fan motor operate at low fan speed or QLo e This control is cancelled immediately when above condition is changed e Anti Dew formation is control by 1 Lo fan speed Lo fan is changed to Lo fan 2 QLo fan speed Press Quiet Cancel Quiet Press Quiet Quiet LED OFF ON OFF Se Lo ror QLo 180 Lo QLo 180 Lo QLo 100 QLo 100 Lo QLo x QLo ee t 30 min 1hr 30 min 1hr 30 min 8 5 Indoor Fan Speed Control e Indoor Fan Speed can be set using remote control 8 5 1 Fan Speed Rotation Chart CS V24DKE CS VI8DKE Cool Dry 1360 1250 1330 1220 do j 20 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 8 5 2 Automatic Fa
32. the embedded piping INDOOR UNIT 1 The inside and outside connecting cable can be connected matenal without removing the front grille to seal the wall opening B 2 Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3 x 2 5 V18DK V24DK or 5 x 2 5 mm W18DK W24DK flexible cord type designation 245 IEC 57 or heavier cord Drain hose form d main unit PVC tube VP 68 for piping e Ensure color of wires of outdoor unit and the and connecting cable terminal Nos are the same to the indoor s respectively e Earth lead wire shall be longer than the other lead wires as shown in the figure for the electrical safety in case of the slipping out of the cord from the anchorage PVC tube for drain hose More than 70 cm PVC tube for drain hose VP 20 PVC tube for drain hose VP 30 In case of left piping how to insert the connecting cable CS CU V18DK V24DK and drain hose Terminals on the indoor unit Color of wires CS CU W18DK W24DK Drain hose Piping For the right piping follow the same procedure e Secure the cable onto the control board with the holder clamper V18DK V24DK W18DK W24DK 39 CS V18DKE CU V18DKE CS V24DKE CU V24DKE INSTALLATION OF SUPER ALLERU BUSTER FILTER 1 the front panel 2 Remove the air filter 3 Remove Supersonic air purifying device
33. the reset terminal with a pointing device e You may also do the reset to erase the setting at remote control and restore back the default setting 12 5 Auto OFF ON Button e The Auto OFF ON Button behind the front grille is used to operate the air conditioner if remote control is misplaced or mulfunctioning e Forced cooling operation is possible by pressing the Auto OFF ON Button for more than 5s where sound is heard then release the button e User able to select remote control transmission code and toggle remote control signal receiving sound under various setting mode e To enter various setting mode Press the Auto OFF ON Button continuously for 5s beep sound is heard and release Within 20s press the Auto OFF ON Button continuously for 5s again 2 beep sound is heard and release Various setting mode has limit up to 20s Then return to normal operation i Press Auto OFF ON Operation I Button 1 Beep Beep Release Auto OFF ON Emergency Forced OFF Various I Button Operation Cooling within 557 Setting Mode v 1 MPO NE PEARCE ea es EN RE TFC l 12 5 1 Toggle Remote Control Signal Receiving Sound e Under various setting mode press the Auto OFF ON Button to toggle the remote control sound Short beep Turn ON remote control signal receiving sound Long beep Turn OFF remote control signal receiving sound e After
34. to switch the sound off or on Long beep OFF short ON This is a normal self protection control Condensation effect due to cooling process Installation work could be slanted or front panel didn t close properly Check whether batteries are correctly inserted or need replacement Check either circuit breaker is tripped power plug is inserted correctly or Condensation or evaporation happens at piping surface CS V18DKE CU V18DKE CS V24DKE CU V24DKE HOW TO OPERATE Operation Details i Auto Cool Br AUTO Automatic Operation y The unit will automatically select the operation mode according to the room temperature Once the operation mode is selected the unit will operate at the standard setting temperature as shown Standard Room Operation setting temperature mode temperature You may press or button to change the standard setting 2 temperature to or LO as shown Select the desired operation Start the operation 20 C POWERFUL I5 MODE QUIET AIR AIR SWING AUTO gt Cog Enables you to enjoy the cooling DRY effect at your preferred setting temperature gt gt v OFF TIMER e O RESET CLOCK The range of temperature can be selected from 16 C 30 C DRY Soft Dry Operation
35. 0A and conventional oils like mineral oil however there is a tendency for the refrigerating machine oil to collect in the refrigerating cycle For this reason polyester and other synthetic oils which have a high compatibility with R410A are used as refrigerating machine oil Because of the high hygroscopic property of synthetic oil more care must be taken in its handling than was necessary with conventional refrigerating machine oils Also these synthetic oils will degrade if mixed with mineral oil or alkylbenzene causing clogging in capillary tubes or compressor malfunction Do not mix them under any circumstances 11 1 2 Safety Measures When Installing Servicing Refrigerant Piping Cause the gas pressure of R410A is approximately 1 6 times as high as that of R22 a mistake in installation or servicing could result in a major accident It is essential that you use R410A tools and materials and that you observe the following precautions to ensure safety 1 Do not use any refrigerant other than R410A in ACs that have been used with R410A 2 f any refrigerant gas leaks while you are working ventilate the room Toxic gas may be generated if refrigerant gas is exposed to a direct flame 3 When installing or transferring an AC do not allow any air or substance other than R410A to mix into the refrigeration cycle If it does the pressure in the refrigeration cycle can become abnormally high possibly causing an explosion and or injury 4 A
36. 22 NN NN N H N li HH H E 1 N Hr xs st NN N N N 4 NN N N hii i H N 4 4 4 NS ii 4 2 N N N N N 4 li iis li H js 24 N xs RY hs RS H lij i 4 P 6 m ij Z Z Yip LLL LLL LLL N X y el 707 7 Note The above exploded view is for the purpose of parts disassembly and replacement The non numbered parts are not kept as standard service parts 65 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 18 Replacement Parts List Outdoor Unit 18 1 CU V18DKE CU V24DKE mo FART NAME amp DESCRIPTION CHASSY ASS Y COMPRESSOR 24 TERMINAL BOARD ASS Y NEN sor 3 eooo jewmorsons coms 3 jomisue ei common sow comm a 34 OPERATION INSTRUCTIONS ENG ESP ITA NED 1 CWF564425 GRE BUL 35 INSTALLATION INSTRUCTIONS ENG ESP FRA DEU DE CC 3 a som PROF ERE 39 OPERATION INSTRUCTIONS FRA DEU SWE NOR 1 40 INSTALLATION INSTRUCTIONS NED GRE ITA POR 1 CWF61263 mY fv ENSTMIATION INSTPUOTIONS i sz o o
37. 24DKE CU V24DKE SCHEMATIC DIAGRAM 4 4 V18DKE gt 4 m COMPRESSOR CAPACITOR CAPACITOR TO INDOOR SUPPLY TEMPERATURE FUSE V24DKE THERMOSTAT TO OUTDOOR COMPRESSOR CAPACITOR CAPACITOR CN2 0101 _ 101 HV N CH1 Oman FT GND ERR EH 4P 4 2kV C2 tn CN3 GND 70 Resistance KQ Fig 1 Senser Thermistor Characteristics ms m misi E Olie a Tom 5 Intake Air Temp Sensor s SRM 30 ms TERTRES EHS HETTE mimi ae sms as pd ES 10 0 10 30 40 5 Temperature 71 Voltage V CS V18DKE CU V18DKE CS V24DKE CU V24DKE Intake Air Pipe Temp Data Intake Air p Temp Data a FMT AT Pipe Temp Data O 10 20 30 40 50 60 70 Temperature CS V18DKE CU V18DKE CS V24DKE CU V24DKE How to use electronic circuit diagram Before using the circuit diagram read the following carefully Voltage measurement ndications for capacitor Voltage has been measured with a digital a Unit p pgF tester when the indoor fan is set at high fan b Type Not indicated ceramic capacitor speed under the following conditions without S series aluminium setting the timer electrolytic capacitor Use them for servicing Z series aluminium Voltage indication is in Red at all operations electrolytic capacitor
38. 3 4 EVACUATION OF THE EQUIPMENT FOR EUROPE amp OCEANIA DESTINATION WHEN INSTALLING AN AIR CONDITIONER BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in the following procedure Liquid side al ps Outdoor unit a al Indoor unit Vacuum pump adaptor CLOSE OPEN 1 Connect a charging hose with a push pin to the Low and High side of a charging set and the service port of the 3 way valve e Be sure to connect the end of the charging hose with the push pin to the service port 2 Connect the center hose of the charging set to a vacuum pump with check valve or vacuum pump and vacuum pump adaptor 3 Turn on the power switch of the vacuum pump and make sure that the needle in the gauge moves from 0 cmHg 0 MPa to 76 cmHg 0 1 MPa Then evacuate the air approximately ten minutes 4 Close the Low side valve of the charging set and turn off the vacuum pump Make sure that the needle in the gauge does not move after approximately five minutes Note BE SURE TO FOLLOW THIS PROCEDURE IN ORDER TO AVOID REFRIGERANT GAS LEAKAGE 5 Disconnect the charging hose from the vacuum pump and from the service port of the 3 way valve 6 Tighten the service port caps of the 3 way valve at torque of 18 N m with a torque wrench 7 Remove the valve caps of both of the 2 way valve and 3 way valve Position both of the valves to OPEN using a hexagonal wrench 4 mm 8 Mount valve caps onto the 2 way valve and the 3
39. E amp RECEIVER CONTROL 10000000000 w w w w w w w w w SENSOR 1 06060606000909 B ELECTRONIC CERAN i CONTROLLER T FUSE T3 15 L250V BR pa ISA 6 Cc E 1 SENSOR 5 INTAKE TEMP 5 I GENERATOR AC01 W COMPLETE 519 L Z R G G01 Y G B Y G _4 4HV GND ELECTRONIC 2 CONTROLLER h S gt CN STM1 W MOTOR FLAP VERTICAL CN STM2 W m MOTOR FLAP HORIZONTAL Y G INDOOR UNIT TERMINAL CN SONIC W AIR el COMPLETE FAN MOTOR OUTDOOR UNIT TERMINAL Remarks B BLUE YELLOW BR BROWN C BL BLACK W WHITE BLUE H RED 9 O ORANGE PIN P PINK COMPRESSOR TERMINAL V VIOLET GR GRAY Y G YELLOW GREEN Resistance of Outdoor Fan Motor Windings MODEL CU V24DKE CONNECTION CWA951383 THERMOSTAT YELLOW BLUE 116 Q YELLOW ORANGE 136 Q YELLOW RED 103 Q Note Resistance at 25 C of ambient temperature CAPACITOR Resistance of Compressor Windings MODEL CU V24DKE CONNECTION 5JS315DAA21 B Note Resistance at 20 C of ambient temperature COMPRESSOR CAPACITOR 15 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 8 Operation Details 8 1 Cooling Operation e Cooling operation can be set using remote control e his operation is applied to cool down the room temperat
40. E CU V18DKE CS V24DKE CU V24DKE 11 4 6 Brazing As brazing requires sophisticated techniques and experiences it must be performed by a qualified person In order to prevent the oxide film from occurring in the pipe interior during brazing it is effective to proceed with brazing while letting dry nitrogen gas flow Brazing Method for Preventing Oxidation 1 Attach a reducing valve to the nitrogen gas cylinder 2 Apply a seal onto the clearance between the piping and inserted pipe for the nitrogen gas in order to prevent the nitrogen gas from flowing backward 3 When the nitrogen gas is flowing be sure to keep the piping end open 4 Adjust the flow rate of nitrogen gas so that it is lower than 0 05 m h or 0 02 MPa 0 2 kgf cm by means of the reducing valve 5 After taking the steps above keep the nitrogen gas flowing until the piping cools down to a certain extent i e temperature at which pipes are touchable with finger 6 Completely remove the flux after brazing du gt valve Flow meter from the nitrogen cylinder Nitrogen gas seb stop valve Rubber plug sealing Fig 14 Prevention of Oxidation during Brazing Cautions during brazing 1 General Cautions e a he brazing strength should be high as required b After operation airtightness should be kept under pressurized condition c During brazing do not allow component materials to be
41. I I I l I I I I I I I 1 1 I I 40 30 1 20 1 160 40 30 i 4 9 1 I I I I I l I I Comp ON OFF ON X 1 Fan Speed is Hi until the compressor stops when the room temperature reaches setting temperature X 2 Fan Speed is Me after the compressor restarts 21 CS V18DKE CU V18DKE CS V24DKE CU V24DKE e Auto Fan Speed during Soft Dry operation 1 Indoor fan will rotate alternately between off and Lo 2 At the beginning of each compressor start operation indoor fan will increase fan speed gradually for deodorizing purpose 3 When compressor at turn off condition for 6 minutes indoor fan will start fan speed at Lo to circulate the air in the room This is to obtain the actual reading of intake air temperature Lo Lo Lo Indoor stop stop stop Fan 40 6 1405 1 e 1 I ON Compressor OFF 8 5 3 Manual Fan Speed Control e Manual fan speed adjustment can be carried out by using the Fan Speed selection button at the remote control e There are 3 types of fan speed settings Lo Me Hi 8 6 Outdoor Fan Speed Control e There is only one speed for outdoor fan motor V18DK e There is 2 speed for outdoor fan motor outdoor fan speed can be changed to Hi or Lo according to outdoor temperature V24DK e When the air conditioner is turned on the compressor and the outdoor fan will operate simultaneously e Likewise b
42. OL CN DISP n INDICATOR DISPLAY LED amp RECEIVER IU 7 2 B 10000000000 jos B ELECTRONIC 00000000906 PIPE TEMP CONTROLLER FUSE 15A L250V Cc Fa 5 1 SENSOR gt x INTAKE TEMP N 1 GENERATOR W AC01 W COMPLETE 2 MN i I R G G01 Y G et un _4 4HV GND ELECTRONIC i CONTROLLER I _1 g gt I to O I 5 MOTOR FLAP VERTICAL 1 x gt o 3 5 5 MOTOR FLAP gt HORIZONTAL CN SONIC W INDOOR UNIT TERMINAL mi ST n ee at I AIR CLEANER I ax COMPLETE OUTDOOR UNIT TERMINAL Remarks B BLUE YELLOW BR BROWN C BL BLACK gy W WHITE BLUE R RED 9 O ORANGE PIN P PINK COMPRESSOR TERMINAL V VIOLET GR GRAY Y G YELLOW GREEN Resistance of Outdoor Fan Motor Windings MODEL CU V18DKE CONNECTION CWA951360 CAPACITOR YELLOW BLUE 113 5 Q YELLOW RED 106 8 Note Resistance at 20 C of ambient temperature Resistance of Compressor Windings MODEL CU V18DKE CONNECTION B CAPACITOR COMPRESSOR Note Resistance at 20 C of ambient temperature 14 CS V18DKE CU V18DKE CS V24DKE CU V24DKE CS V24DKE CU V24DKE INDICATOR DISPLAY LED POWER SUPPLY CORD U
43. Order No MAC0410044C2 Service Manual Air Conditioner CS V18DKE CU V18DKE CS V24DKE CU V24DKE on I mn GE lt o rs 28 gt BGG rR lt 4 don Le f N roy m lt W o Mo _ AR des 1 e mo 2 1 ON ib A 3 1 Orr Ser 2 1 v 4 a ws v gt 4 Xr Panasoni WARNING This service information is designed for experienced repair technicians only and is designed for use the general public It does not contain warnings or cautions to advise non technical individuals of potential dangers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death PRECAUTION OF LOW TEMPERATURE In order to avoid frostbite be assured of no refrigerant leakage during the installation or repairing of refrigeration circuit CONTENTS Page Page 1 Features 2 8 Operation Details 16 2 Function
44. R s INCOR 15 recommended to clean the ionizer every 6 months UNT Preparation for extended Wipe gently Non operation SUPERSONIIG AIR Bn B Turn off the power supply unplug p UR Iz IONIZER en MEE Vacuum the super Clean with cotton Pre season Inspection alleru buster filter This inspection is recommended ud before operating the air conditioner at every season w Check if the remote control batteries needed to be replaced Remove Ensure there is no obstruction at all air intake and outlet vents After the start of operation for 15 minutes it is normal if the temperature differences between air intake and outlet vents at indoor unit is Vacuum wash and Temperature dry the frame e Clean the filter regularly as dirty filters will cause unpurified air low cooling capacity unpleasant smells and higher energy consumption e The unit will become dirty and the performance of the unit will decrease after used for several seasons Please consult an authorized dealer to perform seasonal inspections in addition to regular cleaning 33 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 10 Installation Instructions Required tools for Installation Works 1 Philips screw driver 9 Gas leak detector 13 Multimeter 2 Level gauge 6 Pipe cutter 10 M
45. air 8 11 1 Operation Control 1 All operation OFF OFF ON button Auto Cool Dry O LED off ionizer OFF on ionizer OFF ION set OFF ION set OFF Q LED illuminates LED O zi LED e ion power ion power ion button ion button OFF ON button Fan S Auto Cool Dry ionizer ON ionizer ON ION set ON ION set ON OFF ON button off or Timer OFF LED LED ion power ion power 1 lonizer individual operation a When air conditioner unit is at OFF condition standby and ION operation button at the remote control is pressed the lonizer and Fan operations will turn on Only ION LED will illuminates Power LED maintain off 1 2 b lonizer individual operation can be turned off by pressing the ION button again 2 1 c Fan speed can be adjusted later by customer during this operation Indoor fan mode Manual Hi Me CLo Auto between Lo amp Lo at the pattern shown below Loc 0 5 Lo Lo Lo lt gt a h 1 pattern Repeat a h 10 sec d Vertical airflow direction can be adjusted using remote control during lonizer individual operation e During lonizer individual operation operated mode Auto Cool Dry can be activated by turning on the OFF ON operation button 2 4 f If power failure occur during lonizer individual operation after power resume lonizer operation will be activated immediately g When the lonizer circuit feedback process err
46. as been set correctly You could use the ON and OFF timers at the same time To cancel either the ON or OFF timer press or then press e Press CLOCK more than 10 seconds to change the time format from 24 hours to AM PM format e For your convenience you could set the air conditioner to operate automatically by using both ON and OFF timer Iroubleshooting e TIMER indicator always on e POWER indicator is blinking 15 minutes before ON timer is activated gt Timer is activated and the setting will repeat itself daily gt The unit is determining the operation mode by sensing the room temperature This happens when it has been set to AUTO operation mode 32 CS V18DKE CU V18DKE CS V24DKE CU V24DKE CARE amp CLEANI Washing Instructions Do not use benzene thinner or Switch off the power supply scouring powder before cleanin ng enn Do not use water with temperature higher than 40 C FRONT PANEL Raise and pull to remove Wipe the unit gently with a soft dry cloth Wash AIR FILTER ash and dry Vacuum wash and dry j It is recommended to clean the air filters once every 2 weeks Purchase the replacement filter if it is damaged Part no CWD001137 Left CWD001138 Right SUPER ALLERU BUSTER It is recommended to clean the filter every 6 months Replace the filter every 3 years or purchase the replacement filter if it is damaged Part no CZ SA13P IONIZE
47. between the compressor ON temperature A and compressor OFF temperature B during the period e This phenomenon is to reduce the built up humidity inside a room Intake air temperature Compressor ON A Temperature d C higher than setting temperature Compressor OFF Compressor OFF 8 4 4 Anti Freezing Control e f the temperature of the indoor heat exchanger falls below 2 C continuously for 4 minutes or more the compressor turns off The fan speed setting remains the same e This phenomenon is to protect the indoor heat exchanger from freezing and to prevent higher volume of refrigerant in liquid form returning to the compressor e Compressor will restart again when the indoor heat exchanger temperature rises to 10 C Recovery e Restart control Time Delay Safety Control will be applied in this Control if the recovery time is too short Indoor Heat Exchanger Temperature 10 Recovery Compressor OFF 8 4 5 Compressor Reverse Rotation Protection Control e f the compressor is operating continuously for 5 minutes or longer and the temperature difference between intake air and indoor heat exchanger is 2 5 C or less for continuous 2 minutes compressor will stop and restart automatically e Time Delay Safety Control is activated before the compressor restart Compressor starts for gt 5 minutes Compressor Compressor T lt 2 5 C for 2 minutes OFF restarts Intake air
48. by pressing the following step a Release the Auto Switch after Test Run operation is activated b Then within 20 sec after a press Auto Switch for more than 5 sec beep beep sound will occur at the fifth sec then release the Auto Switch c Within 20 sec after b press Auto Switch again Everytime Auto Switch is pressed within 20 sec interval remote controller receiving sound status will be reversed between ON and OFF Long beep sound indicates that remote controller receiving sound is OFF Short beep sound indicates that remote controller receiving sound is ON 40 10 3 Outdoor Unit 10 3 1 SELECT THE BEST LOCATION Refer to Select the best location section 10 3 2 INSTALL THE OUTDOOR UNIT e After selecting the best location start installation according to Indoor Outdoor Unit Installation Diagram 1 Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut 010 mm 2 When installing at roof please consider strong wind and earthquake Please fasten the installation stand firmly with bolt or nails 10 3 3 CONNECTING THE PIPING Connecting The Piping To Indoor Unit Please make flare after inserting flare nut locate at joint portion of tube assembly onto the copper pipe In case of using long piping Connect the piping e Align the center of piping and sufficiently tighten the flare nut with fingers e Further tighten the flare nut with torque wrench in
49. cables from between the indoor and outdoor units e Put capped flare nuts onto all of the pipe connections of the indoor and outdoor units to make sure no dust or other foreign matter enters e Remove the indoor and outdoor units 2 Installing the unit Install the unit using new refrigerant piping Follow the instructions in section 4 1 to evacuate the pipes connecting the indoor and outdoor units and the pipes of the indoor unit and check for gas leaks 11 4 3 AC Units Replacement Using Existing Refrigerant Piping When replacing an R410A AC unit with another R410A AC unit you should re flare the refrigerant piping Even though the replacement AC unit uses the R410A problems occur when for example either the AC unit maker or the refrigerating machine oil is different When replacing an R22 AC unit with an R410A AC unit the following checks and cleaning procedures are necessary but are difficult to do because of the chemical characteristics of the refrigerating machine oil as described in items c and d of section About R410A Refrigerant In this case you should use new refrigerant piping rather than the existing piping 1 Piping check Because of the different pressure characteristics of R22 and R410A the design pressure for the equipment is 1 6 times different the wall thickness of the piping must comply with that shown in Table 10 but this is not easy to check Also even if the thickness is correct there may be flattened or be
50. come damaged due to overheating d The refrigerant pipe work should not become blocked with scale or flux e The brazed part should not restrict the flow in the refrigerant circuit f No corrosion should occur from the brazed part Prevention of Overheating Due to heating the interior and exterior surfaces of treated metal may oxidize Especially when the interior of the refrigerant circuit oxidizes due to overheating scale occurs and stays in the circuit as dust thus exerting a fatally adverse effect So make brazing at adequate brazing temperature and with minimum of heating area Overheating Protection In order to prevent components near the brazed part from overheating damage or quality deterioration due to flame or heat take adequate steps for protection such as 1 by shielding with a metal plate 2 by using a wet cloth and 3 by means of heat absorbent Movement during Brazing Eliminate all vibration during brazing to protect brazed joints from cracking and breakage Oxidation Preventative In order to improve the brazing efficiency various types of antioxidant are available on the market However the constituents of these are widely varied and some are anticipated to corrode the piping materials or adversely affect HFC refrigerant lubricating oil etc Exercise care when using an oxidation preventive 11 4 7 Servicing Tips The drier must also be replaced whenever replacing the refrigerant cycle parts Rep
51. cuum pump adaptor 3 M Charging hose Vacuum pump Fig 12 Vacuum pump air purging configuration 51 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 11 4 2 Transferring Using New Refrigerant Piping 1 Removing the unit a Collecting the refrigerant into the outdoor unit by pumping down The refrigerant can be collected into the outdoor unit pumping down by pressing the TEST RUN button even when the temperature of the room is low e Check to make sure that the valve stems of the 2 way valve and 3 way valve have been opened by turning them counter clockwise Remove the valve stem caps and check to see that the valve stems are fully opened position Always use a hex wrench with 4 mm opposing sides to operate the valve stems e Press the TEST RUN button on the indoor unit and allow preliminary operation for 5 6 minutes TEST RUN mode e After stopping the operation let the unit sit for about 3 minutes then close the 2 way valve by turning the valve stem in the clockwise direction e Press the TEST RUN button on the indoor unit again and after 2 3 minutes of operation turn the valve stem of the 3 way valve quickly in the clockwise direction to close it then stop the operation e Tighten the caps of the 2 way valve and 3 way valve to the stipulated torque e Remove the connection pipes liquid side and gas side b Removing the indoor and outdoor units e Disconnect the pipes and connecting electric
52. e Otherwise it will cause lower capacity abnormal high pressure in the refrigeration cycle explosion and injury Do not damage or use unspecified power supply cord Otherwise it will cause fire or electrical shock e When connecting the piping do not use any existing R22 pipes and flare nuts Using such same may cause abnormally high pressure in the refrigeration cycle piping and possibly result in explosion and injury Use only R410A materials e Thickness of copper pipes used with R410A must be more than 0 8 mm Never use copper pipes thinner than 0 8 mm e t is desirable that the amount of residual oil is less than 40 mg 10 m Do not modify the length of the power supply cord or use of the extension cord and do not share the single outlet with other electrical appliances Otherwise it will cause fire or electrical shock 34 CS V18DKE CU V18DKE CS V24DKE CU V24DKE CAUTION 1 This equipment must be earthed It may cause electrical shock if grounding is not perfect 2 Do not install the unit at place where leakage of flammable gas may occur In case gas leaks and accumulates at lt surrounding of the unit it may cause fire 3 Carry out drainage piping as mentioned in installation instructions If drainage is not perfect water may enter the room and damage the furniture ATTENTION 1 Selection of the installation location Select an installation location which is rigid and strong enough to suppor
53. e Enables you to set the desired temperature at low fan speed which provides you with the dehumidifying surroundings Set the temperature The range of temperature can be selected from 16 30 Supersonic air purifying device super alleru buster operates automatically while the air conditioner is switched on Powerful Quiet and lon operations could be activated in all operation modes Press button again to stop the operation TIroubleshooting e The room has a peculiar odour This may be a damp smell emitted by the wall carpet furniture or clothing in the room e Air conditioner does not cool efficiently Ensure the temperature has been set correctly Ensure windows and doors have been closed properly Ensure filters are cleaned or replaced when necessary Ensure inlet and outlet vents of outdoor unit have not been obstructed 30 HOW TO OPERATE Powerful Quiet lon Fan Speed Air Swing Enables quiet operation Enables ion operation POWERFUL Enables powerful operation FAN SPEE 1 2 gt 3 SET J CANCEL J FAN SPEE Select fan speed eee AIR SWINGN Adjust the vertical or horizontal airflow direction louver RESET CLOCK AUTO aal FAN anananmanauanuuanas i i F AUTO Z2 AUTO l 7 i i 7 r Powerf
54. easuring tape 14 Torque wrench 18 N m 1 8 kgf m 55 N m 5 5 kgf m 65 N m 6 5 kgf m 3 Electric drill hole core drill 7 11 Thermometer 15 Vacuum pump 070 mm 4 Hexagonal wrench 4 mm 12 Megameter 16 Gauge manifold 10 1 Safety Precautions e Read the following SAFETY PRECAUTIONS carefully before installation e Electrical work must be installed by a licensed electrician Be sure to use the correct rating of the power plug and main circuit for the model to be installed e The caution items stated here must be followed because these important contents are related to safety The meaning of each indication used is as below Incorrect installation due to ignoring of the instruction will cause harm or damage and the seriousness is classified by the following indications WARNING This indication shows the possibility of causing death or serious injury CAUTION This indication shows the possibility of causing injury or damage to properties only The items to be followed are classified by the symbols L X Symbol with background white denotes item that is PROHIBITED from doing e Carry out test running to confirm that no abnormality occurs after the installation Then explain to user the operation care and maintenance as stated in instructions Please remind the customer to keep the operating instructions for future reference WARNING Engage dealer or specialist for installation If instal
55. een carried out at flare nut Is the power supply voltage complied with rated value connection Is there any abnormal sound Is the connecting cable being fixed to terminal board firmly Is the cooling operation normal Is the connecting cable being clamped firmly Is the thermostat operation normal Is the drainage OK Refer to Check the drainage section Is the remote control s LCD operation normal dj uui li HU JUL lI l Is the earth wire connection properly done Is the super alleru buster filter is installed CS V18DKE CU V18DKE CS V24DKE CU V24DKE 11 11 1 11 1 Installation And Servicing Air Conditioner Using R410A Outline 1 About R410A Refrigerant 1 Converting air conditioners to R410A Since it was declared in1974 that chlorofluorocarbons hydro chlorofluorocarbons HCFC and other substances pose destructive danger to the ozone layer in the earth s upper stratosphere 20 to 40 km above the earth measures have been taken around the world to prevent this destruction The R22 refrigerant which has conventionally been used in ACs is an HCFC refrigerant and therefore possesses this ozone destroying potential International regulations the Montreal Protocol on Ozone Damaging Substances and the domestic laws of various countries call for the early substitution of R22 by a refrigerant which will not harm the ozone layer e In ACs the refrigerant which has become the mainstream alternative is ca
56. en ends of all pipes sealed until connection with AC equipment is complete b Take special care when doing piping work on rainy days The entering of moisture will degrade the refrigerating machine oil and lead to malfunctions in the equipment c Complete all pipe connections in as short a time as possible If the pipe must be left standing for a long time after removing the seal it must be thoroughly purged with nitrogen or dried with a vacuum pump 11 4 Installation Transferring Servicing 11 4 1 Inspecting Gas Leaks with a Vacuum Pump for New Installations Using New Refrigerant Piping 1 From the viewpoint of protecting the global environment please do not release refrigerant into the atmosphere a Connect the projecting side pin pushing side of the charging hose for the manifold gauge to the service port of the 3 way valve 1 b Fully open the handle Lo of the manifold gauge and run the vacuum pump 2 If the needle of the low pressure gauge instantly reaches vacuum re check step a c Continue the vacuum process for at least 15 minutes then check to make sure the low pressure gauge has reached 0 1 MPa 76 cmHg Once the vacuum process has finished fully close the handle Lo of the manifold gauge and stop the vacuum pump operation then remove the charging hose that is connected to the vacuum pump adaptor Leave the unit in that condition for 1 2 minutes and make sure that the needle of the manifold gauge does n
57. erature 1 C higher than the desired temperature during cooling operation TIroubleshooting e ION indicator on the indoor unit is blinking gt Press ION button twice If the indicator is still blinking please consult the dealer e Indoor fan stops occasionally during Automatic Fan gt This is an advanced feature that helps to remove smell from the Speed setting surrounding area during operation 31 CS V18DKE CU V18DKE CS V24DKE CU V24DKE Operation Details TIMER Use the ON timer to turn on the air conditioner at the desired time This will give you a cooling environment e g when you return from work or wake up When the ON timer is set operation will start 15 minutes before the actual set time Use the OFF timer to stop the air conditioner operation at the desired time This can save electricity while you are going out or sleeping The set timer will repeat daily once it is set If there is a power failure you can press SET button to restore the previous setting once the power is resumed If the timer is cancelled you can restore the previous setting by pressing SET button HOW TO OPERATE Timer Select ON or OFF timer 2 Set the desired time MODE QUIET iE AIR SWING FAN SPEED ke gt Confirm the setting Cancel the selected timer Ensure the clock on the remote control h
58. erform a gentle cooling to the room e This operation starts when the intake air temperature sensor reaches the setting temperature on the remote control e When operation begins Soft Dry will be switched ON for a maximum 10 minutes then Soft Dry operation will be turned OFF for a minimum 6 minutes After that the Soft Dry operation will be ON and OFF based on the setting temperature as shown in below figure e However after 3 minutes of compressor off during Soft Dry OFF within 6 minutes Soft Dry restart control the indoor unit will start to operate at normal Cooling mode if the intake temperature is higher than Cooling ON point 8 2 1 Intake Air Temperature Nik N N 15 C Setting Cooling ON Temperature 2 Cooling OFF 1 0 Soft Dry ON Intake air temperature Cooling Cooling ON point Cooling OFF 1 5 Diy ON pont n Rn 1 0 Soft Dry OFF point aAA lt lt lt mmm Soft Dry ON point Compressor OFF Soft Dry Operation Time Diagram abcdefgh L NL T E N Exchanger Rh emp 2 2 e uL eu Db lo Basic Time Compressor Indoor Fan Outdoor Fan Operation LED NW I OL OON 1 A ANN j N AE BAAN NAW d _
59. et the clearance for the copper tube to 1 0 1 5 mm from the clamp bar of the flaring tool Fig 1 tube gauge for clearance adjustment 2 Flaring tool clutch type e In the R410A flaring tool the receiving hole for the clamp bar is enlarged so the clearance from the clamp bar can be set to 0 0 5 mm and the spring inside the tool is strengthened to increase the strength of the pipe expanding torque This flaring tools can also be used with R22 piping so we recommend that you select it if you are buying a new llaring tool Fig 2 Flaring tool clutch type SS Fig 3 Torque wrenches Table 5 venten wrenches wadde 4 Manifold gauge e Because the pressure is higher for the R410A type the conventional type cannot be used Table 6 Difference between R410A and conventional high low pressure gauges 222222 7 Conventional gauges R410A gauges High pressure gauge red 76 cmHg 35 kgf cm 0 1 5 3 Mpa 76 cmHg 53 kgf cm Low pressure gauge blue 76 cmHg 17 kgf cm 0 1 3 8 Mpa 76 cmHg 38 kgf cm e The shape of the manifold ports has been changed to prevent the possibility of mistakenly charging with another type of refrigerant Table 7 Difference between R410A and conventional manifold port size Conventional gauges R410A gauges 7 16 UNF 20 threads 1 2 UNF 20 threads CS V18DKE CU V18DKE CS V24DKE CU V24DKE 5 Charging hose e The pressure resistance of the chargi
60. fter checking for gas leaks and secure with exchanger eA place where noise prevention is taken into consideration e Do not install the unit near the door way e Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles e Recommended installation height for indoor unit shall be at least 2 3 m OUTDOOR UNIT e f an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the condenser is not obstructed e here should not be any animal or plant which could be affected by hot air discharged e Keep the spaces indicated by arrows from wall ceiling fence or other obstacles e Do not place any obstacles which may cause a short circuit of the discharged air e f piping length is over 7 5m additional refrigerant should be added as shown in the table 36 vinyl tape Attaching the remote control holder to the wall Vinyl tape Remote control holder fixing screws 6 Remote control holder Saddle X ST Connecting cable 3 CORE WIRE 2 5 mm V18DK V24DK Type designation 245 IEC 57 or heavier cord 5 CORE WIRE 2 5 mm W18DK W24DK Type designation 245 IEC 57 or heavier cord Additional drain hose 1 4 Liquid side piping m HH LL HH j PATI i N lt lt SS SSS SS Gas side piping 3 lt 1 2
61. fter finishing the installation check to make sure there is no refrigerant gas leaking 5 When installing or transferring an AC follow the instructions in the installation instructions carefully Incorrect installation can result in an abnormal refrigeration cycle or water leakage electric shock fire etc 6 Do not perform any alterations on the AC unit under any circumstances Have all repair work done by a specialist Incorrect repairs can result in an water leakage electric shock fire etc 11 2 Tools For Installing Servicing Refrigerant Piping 11 2 1 Necessary Tools In order to prevent an R410A AC from mistakenly being charged with any other refrigerant the diameter of the 3 way valve service port on the outdoor unit has been changed Also to increase its ability to withstand pressure the opposing dimensions have been changed for the refrigerant pipe flaring size and flare nut Accordingly when installing or servicing refrigerant piping you must have both the R410A and ordinary tools listed below Table 3 Tools for installation transferring or replacement Type of work Ordinary tools R410A tools Flaring Flaring tool clutch type pipe cutter Copper pipe gauge for clearance reamer Adjustment flaring tool clutch type 1 Bending connecting pipes Torque wrench nominal diameter 1 4 3 8 1 2 Fixed spanner opposing sides 12 mm 17 mm 19 mm Adjustable wrench Spring bender Air purging Vacuum pump Hexagonal wrench Ma
62. g Temperature Standard Cooling Operator mem Soft Dry Operator 8 4 Operation Control For 8 5 1 to 8 5 7 information applies only to Cooling and Soft Dry Operation 8 4 1 Restart Control Time Delay Safety Control e When the thermo off temperature temperature which compressor stops to operate is reached during Cooling operation the compressor stops for 3 minutes minimum before resume operation Soft Dry operation the compressor stops for 6 minutes minimum before resume operation e f the operation is stopped by the remote control the compressor will not turn on within 3 minutes from the moment operation stop although the unit is turn on again within the period e This phenomenon is to balance the pressure inside the refrigerant cycle 8 4 2 60 Seconds Forced Operation e Once the air conditioner is turned on the compressor will not stop within 60 seconds in a normal operation although the intake air temperature has reached the thermo off temperature However force stop by pressing the OFF ON operation button at the remote control is permitted e The reason for the compressor to force operate at minimum 60 seconds is to allow the refrigerant oil run in a full cycle and return back to the outdoor unit 18 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 8 4 3 7 Minutes Time Save Control e The compressor will start automatically if it has stopped for 7 minutes and the intake air temperature falls
63. g cable Connecting cable Gas side piping Liquid side piping Guide surface Connecting cable Drain hose Length of Gas side conncting cable piping Liquid side 134 cm J piping Cable Install the Indoor Unit Hacks installation plate Hook the indoor unit onto the upper portion of installation plate Engage the indoor unit Sleeve for with the upper edge of the Piping noe installation plate Ensure the hooks are properly seated on the installation plate by moving nds ush in left and right Drain hose Secure the Indoor Unit 1 Tape the extra power supply cord in a bundle and keep it behind the chassis Ensure that the power supply cord is not clamped in between the unit s hook 2 positions and installation plate 2 Press the lower left and right side of the unit against the installation plate until hooks engages with their slots sound click To take out the unit push the PUSH marking at the bottom unit and pull it slightly towards you to disengage the hooks from the unit PUSH marking This can be used for left rear piping amp left bottom piping also Exchange the drain hose and the cap Hefer view for left piping installation Adjust the piping slightly downwards Sleeve for piping hole Piping than approx 95 cm CS V18DKE CU V18DKE CS V24DKE CU V24DKE 10 2 5 CONNECT THE CABLE TO THE e How to pull the piping and drain hose out in case of
64. if ionizer feedback voltage Lo become normal ION LED will stop blinking e he error detection control can be reset by i Pressing the OFF ON operation button to switch the operation OFF ii Pressing the Auto Operation button to force the operation OFF Setting the OFF Timer to stop the operation Not applicable when ionizer is OFF 8 12 Timer Control e There are 2 types of timer ON and OFF timer e Both ON and OFF timer can be set by pressing ON or OFF button respectively e By pressing ON OFF operation button ON Timer or OFF Timer will not be cancelled e To cancel the previous timer setting press CANCEL button e To activate the previous timer setting press SET button once again e f main power supply is switched off the Timer setting will be cancelled 8 12 1 ON Timer e When ON Timer is set by using the remote control the unit will start to operate slightly before the set time so that the room will reach nearly to the set temperature by the set time e For Cooling and Soft Dry operation the operation will start 15 minutes before the set time e For Automatic operation the indoor fan will operate at SLo speed for 20 seconds 30 minutes before the set time to detect the intake air temperature to determine the operation mode The operation indication lamp will blink at this time 8 12 2 OFF Timer e When OFF Timer is set by using the remote control the unit will stop operate according to the desired setting
65. ized dealer or specialist for the installation work Incorrect operation due to failure to follow instructions will cause harm or damage the seriousness of which is classified as below NWaming This sign warns of death or serious injury This air conditioner must be earthed Improper grounding will cause electric shock Ensure that the drainage piping is connected properly Otherwise water will leak Current leakage protection equipment must be installed Otherwise electric shock or fire may occur Do not install the unit in a potentially explosive atmosphere ation Precautions Caution Do not share power outlet Do not modify power cord o Do not use an extension cord Do not operate with wet hands Insert the power plug properly Use specified supply cord Ifthe supply cord is damaged or needed to be replaced it must be replaced by This sign warns of injury or damage to property The instructions to be followed are classified by the following symbols This symbol denotes an action that is PROHIBITED These symbols denote actions that are COMPULSORY Satety Regulation The appliance is not intended for use by young children or infirm person without supervision Young children should be supervised to ensure that they do not play with the appliance Replacement or installation of power plugs shall be performed by Do
66. l o material OO Pre Aluminum FnTpe J o ComgaedFin Row Stage Plate fin configuration forced draft pp NR 870 5 Refrigerant Control Device Refrigeration o o a EPs Refrigerant Raoa CS V18DKE CU V18DKE CS V24DKE CU V24DKE ZZZ GR CS VADKE CU VAIDKE Thermostat el Electronic Control Mechanical Control Protection Device gt _ O O Inner Protector Capillary Tube 45 Flow Rate m 20 m o om 20 2 Air Filter Material P P Style Honeycomb Capacity Control lt 1 Capillary Tube Compressor Capacitor _ 002000 5 51 45 uF 400VAC Fan Motor Capacitor VAC Se 3 5 uF 450VAC Note e Specifications are subject to change without notice for further improvement CS V18DKE CU V18DKE CS V24DKE CU V24DKE 4 Dimensions 4 1 Indoor Unit amp Remote Control 4 1 1 CS V18DKE CS V24DKE Top View Side View Side View i Air intake Front View 230 direction Right Left piping piping N hole hole Air outlet direction Remote control transmitter 7 75 11 25 10 lt Back View gt E S j AGE ony Liquid side Unit mm Gas side Relative position between the indoor unit and the installation plate Front View 108 8 671 99 2 Installation plate Indoor unit external X dimensions ho A 10
67. lacing the refrigerant cycle parts first before replacing the drier The drier is supplied in a vacuum pack Perform brazing immediately after opening the vacuum pack and then start the vacuum within two hours In addition the drier also needs to be replaced when the refrigerant has leaked completely Applicable for drier models only 54 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 12 Servicing Information 12 1 Distinction Of Lead Free PbF Printed Circuit Board e Printed circuit boards manufactured using lead free solder will have a PbF stamp on the Printed Circuit board CAUTION e Pb free solder has a higher melting point than standard solder typically the melting point is 50 70 F 30 40 higher Please use a high temperature solder iron and set it to 700 20 F 370 10 C e Pb free solder will tend to splash when heated too high about 1100 F 600 C e f you must use Pb solder please completely remove all of the Pb free solder on the pin or solder area before applying Pb solder If this is not practical be sure to heat the Pb free solder until it melts before applying Pb solder 12 2 Indoor Electronic Controllers Removal Procedures Hooks 1 The Electronic Controller a Signal Receiver and an Indicator Fig 3 can be seen by the below steps u e Remove the 3 caps and 3 screws at the bottom of the Front Grille Fig 1 e Remove the Front Grille by releasing the 3 hooks at the top of the Front Grille Fig 1
68. laring tool end 49 CS V18DKE CU V18DKE CS V24DKE CU V24DKE Table 11 R410A flaring dimensions Nomina Outside Wall thickness diameter diameter mm R410A flaring m dimensions Nominal Outside Wall thickness A mm diameter diameter mm RATOA flaring mm tool clutch type x 05 10 5 20 diameter diameter mm mm ma 63 08 938 952 os _ e diameter diameter mm mm dimension dimension width EE Ea 938 952 os 22 j sj 24 2 Procedure and precautions for flare connection a Check to make sure there is no scratches dust etc on the flare and union b Align the flared surface with the axial center of the union c Use a torque wrench and tighten to the specified torque The tightening torque for R410A is the same as the conventional torque value for R22 Be careful because if the torque is too weak it may lead to a gas leak If it is too strong it may split the flare nut or make it impossible to remove the flare nut Table 15 R410A tightening torque Nominal Outside Tightening torque Torque wrench tightening torque diameter mm N m kgf cm N m kgf cm 18 33 42 330 420 42 420 1270 55 550 55 550 11 3 3 Storing and Managing Piping Materials 1 Types of piping and their storage The following is a general classification of the refrigerant pipe materials used for ACs Common names Refrigerant pipe mate
69. lation done by the user is defective it will cause water leakage electrical shock or fire Install according to this installation instruction strictly If installation is defective it will cause water leakage electrical shock or fire Use the attached accessories parts and specified parts for installation Otherwise it will cause the set to fall water leakage fire or electrical shock Install at a strong and firm location which is able to withstand the set s weight If the strength is not enough or installation is not properly done the set will drop and cause injury For electrical work follow the local national wiring standard regulation and this installation instruction An independent circuit and single outlet must be used If electrical circuit capacity is not enough or defect found in electrical work it will cause electrical shock or fire Use the specified cable 2 5 mm and connect tightly for indoor outdoor connection Connect tightly and clamp the cable so that no external force will be acted on the terminal If connection or fixing is not perfect it will cause heat up or fire at the connection Wire routing must be properly arranged so that control board cover is fixed properly If control board cover is not fixed perfectly it will cause heat up at connection point of terminal fire or electrical shock When carrying out piping connection take care not to let air substances other than the specified refrigerant go into refrigeration cycl
70. lled R410A Compared with R22 the pressure of R410A is approximately 1 6 times as high at the same refrigerant temperature but the energy efficiency is about the same Consisting of hydrogen H fluorine F and carbon C R410A is an HFC refrigerant Another typical HFC refrigerant is R407C While the energy efficiency of R407C is somewhat inferior to that of R410A it offers the advantage of having pressure characteristics which are about the same as those of R22 and is used mainly in packaged ACs 2 The characteristics of R410A refrigerants a Chemical characteristics The chemical characteristics of R410A are similar to those of R22 in that both are chemically stable non flammable refrigerants with low toxicity However just like R22 the specific gravity of R410A gas is heavier than that of air Because of this it can cause an oxygen deficiency if it leaks into a closed room since it collects in the lower area of the room It also generates toxic gas when it is directly exposed to a flame so it must be used in a well ventilated environment where it will not collect Table 1 Physical comparison of R410A and R22 R410A R22 Composition wt R32 R125 50 50 R22 100 Boiling point C 208 Vaporizing pressure 25 1 56 Mpa 15 9 kgf cm 0 94 Mpa 9 6 kgf cm Saturated vapor density 64 0 kg m 44 4 kg m Flammability Non flammable Non flammable Ozone destroying point ODP 0 055 b Global warming poin
71. low Direction Manual control angle change from 10 14 18 22 27 to 10 13 16 19 22 under Cooling and Soft Dry operation mode 8 8 8 8 1 e When the horizontal airflow direction is set to Auto using the remote control the vanes swings left and right for Cooling and Soft Dry 0 44 as shown in the diagram Auto Control e When stop operation using the remote control the vanes is reset and stop at the reset position e During Cooling operation or Soft Dry operation indoor fan motor may stop to rotate at certain periods At that condition the vanes will stop swinging and rest at 22 e During Anti dew condensation prevention Airflow Direction Auto control angle change from 0 44 to 14 30 under Cooling and Soft Dry operation mode 8 8 2 Manual Control e When the horizontal airflow direction is set to Manual using the remote control the automatic airflow is released and the airflow direction vane move left and right in the range shown in the diagram The louver can be adjusted by pressing the button to the desired vane position Horizontal Airflow Direction Control CS V18DKE CU V18DKE CS V24DKE CU V24DKE Cooling and Soft Dry Operation Horizontal Upper limit 0 Closing 10 Upper limit for Cooling Mode lon Mode and Soft Dry Mode position 133 14 18 22 27 Lower limit for Cooling Mode lon Mode and Soft Dry Mode MG C EF Reset positio
72. mp adaptor At this time fully open the 2 way valve and 3 way valve 3 Fully open the handle Lo of the manifold gauge turn on the power of the vacuum pump and continue the vacuum process for at least one hour 4 Confirm that the low pressure gauge shows a reading of 0 1 Mpa 76 cmHg then fully close the handle Lo and turn off the vacuum pump Wait for 1 2 minutes then check to make sure that the needle of the Low pressure gauge has not returned See Fig 13 for the remaining steps of this procedure 5 Set the refrigerant cylinder onto the electronic scale then connect the hose the cylinder and to the connection port for the electronic scale 1 2 Precaution Be sure to set up the cylinder for liquid charging If you use a cylinder equipped with a siphon tube you can charge the liquid without having to turn the cylinder around 6 Remove the charging hose of the manifold gauge from the vacuum pump adaptor and connect it to the connection port of the electronic scale 2 3 7 Open the valve of the refrigerant cylinder then open the charging valve slightly and close it Next press the check valve of the manifold gauge and purge the air 2 4 Watch the liquid refrigerant closely at this point 8 After adjusting the electronic scale to zero open the charging valve then open the valve Lo of the manifold gauge and charge with the liquid refrigerant 2 5 Be sure to read the operating instructions for the electronic scale
73. n 0 Reset 22 position 0 Swing left and right Reset position 0 Reset 44 tal 33 position 0 22 1 1 e When stop operation using the remote control the vanes is reset and stopped at reset position e During Anti dew condensation prevention Airflow Direction Manual control angle change from 0 11 22 33 44 to 14 18 22 26 30 under Cooling and Soft Dry operation mode 23 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 8 9 Powerful Operation e The Powerful operation is to achieve the setting temperature quickly Cooling and Soft Dry Operation condition e When Powerful operation is set the setting temperature will be automatically decreased 3 C internally against the present setting temperature Lower temperature limit 16 C e This operation automatically will be running under SHi Fan Speed Cooling e Vertical Airflow Direction In Manual setting the vane will automatically shift down 10 lower than previous setting In Auto setting the vane will automatically swing up and down However the lower limit will be shifted 10 downward e Powerful operation stops when Powerful operation has operate for 15 minutes Powerful button is pressed again Quiet button is pressed Stopped by OFF ON operation button Timer OFF activates Operating mode is changed 8 10 Quiet Operation e The Quiet operation is to provide quiet cooli
74. n Speed Control e When set to Auto Fan Speed the fan speed is adjusted between maximum and minimum setting as shown in the table Fan speed rotates in the range of Hi and Me and Lo Deodorizing Control will be activated m Me tor to ie Sto 585 Stop a fol L Ww OL J _ Manual Auto Mode judgement e Auto Fan Speed during cooling operation 1 Indoor fan will rotate alternately between off and on as shown in below diagram 2 At the beginning of each compressor start operation indoor fan will increase fan speed gradually for deodorizing purpose 3 For the first time the compressor operate indoor fan will be switched to Hi fan speed from Lo after 70 seconds from the start of compressor This cause the room temperature to achieve the setting temperature quickly 4 During compressor stop indoor fan will operate at Lo for the beginning 20 seconds to prevent higher volume of refrigerant in liquid form returning to the compressor 5 After the compressor at turn off condition for 3 minutes indoor fan will start to operate at Lo to circulate the air in the room This is to obtain the actual reading of the intake air temperature 6 When the compressor resume operation indoor fan will operate at Me fan speed after 70 seconds from the restart of compressor to provide comfort and lesser noise environment I I I x1 X2 I Indoor Fan I I I I I
75. ng heating operation condition compare to normal operation Cooling and Soft Dry Operation condition e Once the Quiet Mode is set at the remote control Quiet Mode LED illuminates The sound level will reduce either around 2 dB A for Lo fan speed or 3 dB A for Hi Me fan speed against the present sound level operation e Dew formation become severe at Quiet Lo cool therefore Quiet Lo cool is operated only 1hr 30 min 1hr QLo 30 min QLo 100 rpm After that it goes back to QLo 180 rpm However Quiet LED remains on e Manual Fan Speed RPM control during Lo cool Speed Press Cancel Press Loto Q Lo about 20 rpm 0 05 sec Quiet Quiet Quiet Q LotoLo about 10 rpm 2 sec Quiet OFF ON OFF ON LED QLo 180 QLo 180 QLo 100 QLo 100 Fan Lo i f i E E Time Hour 1 0 hour 0 5 hour 1 0 hour 0 5 hour RPM control during Hi amp Me cool Press Cancel Press Quiet Quiet Quiet Quiet LED OFF Fan Q Hi Q Me Q Hi Q Me Time Hour 24 CS V18DKE CU V18DKE CS V24DKE CU V24DKE e Auto Fan Speed Quiet Hi if before thermo off Quiet Me after thermo off Indoor Fan 40 160 40 ON OFF ON e Quiet operation stops when Quiet Powerful button is pressed again Stopped by OFF ON operation button Timer OFF activates 8 11 lonizer Operation e The lonizer operation is to provide fresh air effect to user by producing minus ion in discharge
76. ng hose has been raised to match the higher pressure of R410A The hose material has also been changed to suit HFC use and the size of the fitting has been changed to match the manifold ports Fig 4 Manifold gauge charging hose Table 8 Difference between R410A and conventional charging hoses Conventional hoses RATOA hoses Pressure Working pressure 3 4 MPa 35 kgf cm 5 1 MPa 52 kgf cm resistance 17 2 MPa 175 kgf cm 27 4 MPa 280 kgf cm NBR rubber HNBR rubber Nylon coating inside 6 Vacuum pump adaptor e When using a vacuum pump for R410A it is necessary to install electromagnetic valve to prevent the vacuum pump oil from flowing back into the charging hose The vacuum pump adaptor is installed for that purpose if the vacuum pump oil mineral oil becomes mixed with R410A it will damage the unit Fig 5 Vacuum pump adaptor 7 Electric gas leak detector for HFC refrigerant e he leak detector and halide torch that were used with CFC and HCFC cannot be used with R410A because there is no chlorine in the refrigerant e The present R134a leak detector can be used but the detection sensitivity will be lower setting the sensitivity for R134a at 1 the level for R410A will drop to 0 6 e For detecting small amounts of gas leakage use the electric gas leak detector for HFC refrigerant Detection Fig 6 Electric gas leak detector for HFC refrigerant sensitivity with R410A is about 23 g year
77. nifold gauge charging hose vacuum opposing sides 4 mm pump adaptor Gas leak inspection Gas leak inspection fluid or soapy water Electric gas leak detector for refrigerant 2 1 You can use the conventional R22 flaring tool If you need to buy a new tool buy the R410A type 2 Use when it is necessary to detect small gas leaks For other installation work you should have the usual tools such as screwdrivers a metal cutting saw an electrical drill a hole core drill 65 or 70 dia a tape measure a level a thermometer a clamp meter an insulation tester a voltmeter etc Table 4 Tools for serving Type of work Ordinary tools R410A tools Refrigerant charging Electronic scale for refrigerant charging Refrigerant cylinder Charging orifice and packing for refrigerant cylinder Brazing Replacing refrigerating cycle Nitrogen blow set be sure to use nitrogen part 1 blowing for all brazing and brazing machine 1 Always replace the dryer of the outdoor unit at the same time The replacement dryer is wrapped in a vacuum pack Replace it last among the refrigerating cycle parts Start brazing as soon as you have opened the vacuum pack and begin the vacuuming operation within 2 hours 45 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 11 2 2 R410A Tools 1 Copper tube gauge for clearance adjustment used when flaring with the conventional flaring tool clutch type e This gauge makes it easy to s
78. not operate or stop the unit by inserting or pulling out the power plug Do not insert finger or other objects into the indoor or outdoor unit Do not attempt to repair the unit by yourself Do not use rechargeable Ni Cd batteries Keep the remote control away from infants and small children to prevent them from accidentally swallowing the batteries Do not pull the cord to disconnect the plug Do not wash the unit with water benzene thinner or scouring powder Do not use for other purposes such as preservation of food Do not use any combustible equipment at airflow direction Do not sit or place anything on the indoor or outdoor unit Do not expose directly to cold air for a long period 2 the manufacturer or its service agent or a similarly qualified person in order to avoid a hazard Remove the batteries if the unit is not going to be use for a long period of time New batteries of the same type must be inserted following the polarity stated to prevent malfunction of the remote control In case of emergency or abnormal condition burnt smell etc occurs turn off the power supply and unplug Ventilate the room regularly Pay attention as to whether the installation rack is damaged after long period of usage Switch off the power supply and unplug before cleaning or servicing Turn off the power supply and unplug if the unit is not used for a long period of time
79. nt portions midway through the piping due to sharp curves Buried sections of the piping also cannot be checked 2 Pipe cleaning A large quantity of refrigerating machine oil mineral oil adheres to existing pipes due to the refrigeration cycle circulation If the pipes are used just as they are for the R410A cycle the capacity will be lowered due to the incompatibility of this oil with the R410A or irregularities may occur in the refrigeration cycle For this reason the piping must be thoroughly cleaned but this is difficult with the present technology 11 4 4 Refrigerant Compatibility Using R410A Refrigerant in R22 ACs and Vice Versa Do not operate an existing R22 AC with the new R410A refrigerant Doing so would result in improper functioning of the equipment or malfunction and might lead to a major accident such as an explosion in the refrigeration cycle Similarly do not operate an R410A AC with R22 refrigerant The chemical reaction between the refrigerating machine oil used in R410A ACs and the chlorine that is contained in R22 would cause the refrigerating machine oil to degrade and lead to malfunction 52 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 11 4 5 Recharging Refrigerant During Servicing When recharging is necessary insert the specified amount of new refrigerant in accordance with the following procedure 1 Connect the charging hose to the service port of the outdoor unit 2 Connect the charging hose to the vacuum pu
80. ntrol holder fixing screw Installation plate fixing screw Battery Super alleru buster filter Applicable piping kit CZ 4F5 7 10BP V18DK W18DK CZ 52F5 7 10BP V24DK W24DK Select the best location INDOOR UNIT e here should not be any heat source or steam near the unit e here should not be any obstacles blocking the air circulation e A place where air circulation in the room is good W24DK 5 8 Example For W24DK If the unit is installed at 10 m distance the quantity of additional refrigerant should be Rated Max Max Piping Additional Length Elevation Length Refrigerant 2 a m 25 2 25 3 25 2 25 0 0 5 2 3 10 7 5 mx 30 g m 75g Indoor Outdoor Unit Installation Diagram Length of power supply cord About 1 0 m About 2 0 m Front side Rear Left Attention not to bend up drain hose Installation parts you should purchase X Piping direction Left Right Bottom EUIS Left Bottom Installation plate 1 Sleeve Bushing Sleeve X Putty Gum type he 5 IR sealer X Bend the pipe as closely on the wall as possible but be careful that it doesn t break X Vinyl tape Wide X e Apply after carrying out a drainage test To carry out the drainage test remove the air filters and pour water into the heat e place where drainage can be easily done e Carry out insulation a
81. onic waves enhance the ability to collect dust and dirt in the air e Quality Improvement Random auto restart after power failure for safety restart operation Gas leakage detection Prevent Compressor reverse cycle nner protector to protect Compressor Noise prevention during soft dry operation Blue coated Condenser for high resistance to corrosion Anti dew formation control Cooling amp Soft Dry 13 3 Diagnosis Methods Of A Malfunction Of A Compressor And 4 way Valve 60 14 Technical Data 61 14 1 Thermostat Characteristics 61 14 2 Sensible Capacity 61 14 3 Operation Characteristics 62 15 Exploded View Indoor Unit 63 15 1 CS V18DKE CS V24DKE 63 16 Replacement Parts List Indoor Unit 64 16 1 CS V18DKE CS V24DKE 64 17 Exploded View Outdoor Unit 65 17 1 CU V18DKE 24 65 18 Replacement Parts List Outdoor Unit 66
82. or occur for 24 times about 11hr 30 min lonizer and Fan operations will turn off with ION LED blinks continuously For details please refer to lonizer Error detection control 25 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 2 Operation mode amp lonizer operation a When air conditioner unit is at ON condition and ION operation button at the remote control is pressed the lonizer operation will turn on ION amp Power LED will illuminate 3 4 b lonizer operation stops when e ON operation button is press again e Stopped by OFF ON operation button e Timer OFF activates e lonizer circuit feedback signal shows error lonizer operation status is not memorized when the air conditioner has been switched off The air conditioner will operate without ionizer operation when it is turned on again However if power failure occurs during lonizer operation together with Cooling operation air conditioner will start to operate at Cooling operation with lonizer operation when the power is resumed 8 11 2 Error Detection Control e The error detection control is to inform user that error occurs at ionizer system and repairing job will be needed e There are two types of error detection control a When lonizer is ON ionizer feedback Lo for 24 times within 11hr 30min ION LED blinks continuously b When ionizer is OFF f ionizer feedback Hi ION LED blinks continuously e During ionizer at breakdown condition
83. ot return 2 and 3 d Turn the valve stem of the 2 way valve 90 counter clockwise to open it then after 10 seconds close it and inspect for a gas leak 4 e Remove the charging hose from the 3 way valve service port then open both the 2 way valve and 3 way valve 1 4 Turn the valve stem in the counter clockwise direction until it gently makes contact Do not turn it forcefully f Tighten the service port cap with a torque wrench 18 N m 1 8 kgf m 5 Then tighten the 2 way valve and 3 way valve caps with a torque wrench 42 N m 4 2 kgf m or 55 N m 5 5 kgf m 6 g After attaching each of the caps inspect for a gas leak around the cap area 5 6 Precautions e Be sure to read the instructions for the vacuum pump vacuum pump adaptor and manifold gauge prior to use and follow the instructions carefully e Make sure that the vacuum pump is filled with oil up to the designated line on the oil gauge e The gas pressure back flow prevention valve on the charging hose is generally open during use When you are removing the charging hose from the service port it will come off more easily if you close this valve Liquid side Gas side 2 way valve 4 ex wrench a A N 424 w Ground screw 3 way valve 1 Ground wire Caps 6 Low pressure High pressure gauge gauge Manifold gauge p A C valve core 6 6 0 1MPa Y i Handle Lo X 2 Va
84. oth compressor and outdoor fan will stop at the same time if the unit is turned off 8 7 Vertical Airflow Direction Control 8 7 1 Auto Control Cooling and Soft Dry Operation condition Cooling and Soft Dry Operation e When the vertical airflow direction is set to Auto using the remote control the louver swings up and down as shown in the diagram Horizontal e When stop operation using the remote control the oe eee discharge vent is reset and stop at the closing position Closing Mode lon Mode amd ition Soft Dry Mode 10 e During Cooling operation or Soft Dry operation indoor fan hens t Swing up and down motor may stop to rotate at certain periods At that condition the louver will stop swinging and rest at the upper limit Lower limit for Cooling Mode lon Mode and Soft Dry Mode 38 e During Anti dew condensation prevention Airflow Direction Auto control angle change from 10 38 to 10 27 under Cooling and Soft Dry operation mode 22 8 7 2 Manual Control e When the vertical airflow direction is set to Manual using the remote control the automatic airflow is released and the airflow direction louver move up and down in the range shown in the diagram e he louver can be adjusted by pressing the button to the desired louver position e When stop operation using the remote control the discharge vent is reset and stop at the closing position e During Anti dew condensation prevention Airf
85. ow Fan Speed FAN Medium Fan Speed ON TIMER CS V18DKE CU V18DKE CS V24DKE CU V24DKE Room Temperature Setting Cooling Soft Dry Operation Increase or decrease set temperature 16 C to 30 C Automatic Operation Operation with 2 C higher than standard temperature Operation with standard temperature Operation with 2 C lower than standard temperature FAN High Fan Speed JT MER Timer Operation Selection 24 hour OFF ON Real Timer Setting Time Timer Setting Hours and minutes setting stages of adjustment CANCEL Timer Operation Set Cancel AUTO Automatic Fan Speed FAN AIR SWING A Airflow Direction Control V 2 Vertical Automatic Airflow Direction Control and Manual Airflow Direction Control 5 SET 4 Horizontal Automatic Airflow Direction Control and Manual Airflow Direction Control 5 stages of adjustment POWERFUL Powerful Operation Start Stop QUIET 1 Quiet Operation Start Stop n CLOCK cancellation ON Timer and OFF Timer setting and Clock Setting Current time setting lonizer Operation Start Stop CS V18DKE CU V18DKE CS V24DKE CU V24DKE 2 2 Indoor Unit AUTO OFF ON Automatic Operation Button Press for lt 5 second to operate Automatic To provide quiet operation operation mode Used when the remote Press for 2 5 second to operate Cooling operation mode and compressor force to on Genera
86. pacitor 50 4 Motor 3 5 450VAC Note e Specifications are subject to change without notice for further improvement CS V18DKE CU V18DKE CS V24DKE CU V24DKE 3 2 CS V24DKE CU V24DKE CUV24DKE Power Source Phase Voltage Cycle V Hz Single 230 50 Cooling Capacity kW BTU h 7 03 24 000 4 0 8 5 Pium OUTLET SIDE VIEW TOP VIEW INTAKE Air Volume nin cim 15 3 540 m m mi cm 56 Noise Level M I Electrical Data 2 60 12 3 W W BTU hW 2 70 9 23 65 0 Piping Connection Port inch G Half Union 5 8 G 3 way valve 5 8 Flare piping inch L Half Union 1 4 L 2 way valve 1 4 Pipe Size inch G gas side 5 8 G gas side 5 8 Flare piping inch L liquid side 1 4 L liquid side 1 4 Drain inner diameter Re Li 1 M I 4 Power m J o j Dimensions type Moor Tye 14 1 2 poles Rated Oupu kW 1 01 Air Circulation Description o FN PropelerFan __ FP Moor Type Wanssr amp poes Inducton poes Rated w 83 6 Fan Speed Medium mm 130 m 180 Heat Exchanger Tube materia
87. r Fig 5 z CN STM1 f Release the CN STM2 connector Fig 5 g Release the CN DISP connector Fig 5 h Pull out the Drain Hose from outlet to remove the Discharge Grille Earth Discharge Grille Fig 5 Fig 5 2 Release the ION connectors Fig 6 Hook 3 Release the 3 screws Fig 6 Screws 4 By pressing down the hook at the left you will be able to remove the Control Board Fig 6 ION Connectors 56 CS V18DKE CU V18DKE CS V24DKE CU V24DKE To reinstall the Fan Motor please adjust the connector 5 Remove the screw at the Cross Flow Fan Fig 7 2 MOENS TAING Fan Motor Screw remove 6 Remove the Bearing Fig 8 Screws 7 Remove the screws at the left of the Evaporator Fig 8 Bearing 8 Push up the Evaporator and out the Cross Flow Fan from shaft By then Fan Motor can be taken out Fig 9 Cross Flow Fan REMINDER To reinstall the Fan Motor put it back in place adjust the position of the Fan Motors leadwire Fig 9 appropriately as shown in the Fig 7 before installing the Cross Flow Fan 57 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 12 4 Remote Control Reset e When the batteries are inserted for the first time or the Reset Terminal batteries are replaced you may notice the indications at remote control s display screen blink continuously and not functionable If this condition happens try to reset the remote control by pushing
88. r refrigerant cylinders The charging orifice must match the size of the charging hose fitting 1 2 UNF 20 threads The packing must also be made of an HFC resistant material Fig 7 Electronic scale for refrigerant charging Fig 8 Refrigerant cylinders Fig 9 Charging orifice and packing 11 2 3 R410A Tools Which Are Usable for R22 Models Table 9 R410A tools which are usable for R22 models Em 410A tools Usable for R22 models OK OK NG 9 Charging orifice and packing for refrigerant cylinder 48 11 3 Refrigerant Piping Work 11 3 1 Piping Materials CS V18DKE CU V18DKE CS V24DKE CU V24DKE It is recommended that you use copper and copper alloy jointless pipes with a maximum oil adherence of 40 mg 10m Do not use pipes that are crushed deformed or discolored especially the inside surface If these inferior pipes are used impurities may clog the expansion valves or capillaries Because the pressure of ACs using R410A is higher than those using R22 it is essential that you select materials that are appropriate for these standards The thickness of the copper tubing used for R410A is shown in Table 10 Please be aware that tubing with a thickness of only 0 7 mm is also available on the market but this should never be used Table 10 Copper tube thickness mm Soft pipe Thickness mm Outside diameter mm R410A Reference R22 11 3 2 Processing and Connecting Piping Material
89. rials T Pipes with heat insulating covers Unflared Sheathed copper pipes Pipes without heat insulating Unflared Copper pipes cover copper pipes Because the gas pressure of R410A is approximately 1 6 times as high as that of R22 copper pipes with the thickness shown in Table 10 and with minimal impurities must be used Care must also be taken during storage to ensure that pipes are not crushed deformed or scratched and that no dust moisture or other substance enters the pipe interior When storing sheathed copper pipes or plain copper pipes seal the openings by pinching or taping them securely 2 Makings and management a Sheathed copper pipes and copper element pipes When using these pipes check to make sure that they are the stipulated thickness For flare nuts be sure to used the same nut that is used on the AC unit 50 CS V18DKE CU V18DKE CS V24DKE CU V24DKE b Copper pipes Use only copper pipes with the thickness given in table 10 and with minimal impurities Because the surface of the pipe is exposed you should take special care and also take measures such as marking the pipes to make sure they are easily distinguished from other piping materials to prevent mistaken use 3 Precautions during refrigerant piping work Take the following precautions on site when connecting pipes Keep in mind that the need to control the entry of moisture and dust is even more important that in conventional piping a Keep the op
90. s 44 4 4 3 8 1 Cooling Operation 16 2 1 Remote 1 3 8 2 Soft Dry Operation onere ctr pe cann tian us 17 2 2 Indoor 4 4 8 3 Automatic Operation 18 2 3 Outdoor Unit 5 8 4 Operation 1 18 3 Product Specifications 6 8 5 Indoor Fan Speed 1 20 3 1 CS V18DKE 8 6 8 6 Outdoor Fan Speed Control 22 3 2 CS V24DKE 24 8 8 7 Vertical Airflow Direction Control 22 4 Dimensions 10 8 8 Horizontal Airflow Direction Control 23 4 1 Indoor Unit amp Remote Control 10 8 9 POWerful Operation esce secs ines 24 4 2 Outdoor
91. s When working with refrigerant piping the following points must be carefully observed no moisture od dust must be allowed to enter the piping and there must be no refrigerant leaks 1 Procedure and precautions for flaring work a O Cut the pipe Use a pipe cutter and cut slowly so the pipe will not be deformed Remove burrs and clean shavings from the cut surface If the shape of the pipe end is poor after removing burrs or if shavings adhere to the flared area it may lead to refrigerant leaks To prevent this turn the cut surface downward and remove burrs then clean the surface carefully Insert the flare nut be sure to use the same nut that is used on the AC unit Flaring Check the clamp bar and the cleanliness of the copper pipe Be sure to use the clamp bar to do the flaring with accuracy Use either an R410A flaring tool or a conventional flaring tool flaring tools come in different sizes so be sure to check the size before using When using a conventional flaring tool use the copper pipe gauge for clearance adjustment etc to ensure the correct A dimension see Fig 10 2222 Outer diameter Clamp bar Fig 10 Flaring dimensions X R410A flare nuts for Panasonic ACs can be distinguished by their shape because they do not have this part When flaring be sure to use the same nut that is used on the AC unit Fig 11 Relation between the flare nut structure and f
92. t GWP 1730 1700 Compositional change pseudo azeotropic characteristics R410A is a pseudo azeotropic mixture comprising the two components R32 and R125 Multi component refrigerants with these chemical characteristics exhibit little compositional change even from phase changes due to vaporization or condensation which means that there is little change in the circulating refrigerant composition even when the refrigerant leaks from the gaseous section of the piping Accordingly R410A can be handled in almost the same manner as the single component refrigerant R22 However when charging because there is a slight change in composition between the gas phase and the liquid phase inside a cylinder or other container charging should basically begin with the liquid side Pressure characteristics As seen in Table 2 the gas pressure of R410A is approximately 1 6 times as high as that of R22 at the same refrigerant temperature which means that special R410A tools and materials with high pressure specifications must be used for all refrigerant piping work and servicing Table 2 Comparison of R410A and R22 saturated vapor density Unit MPa R22 Se 89 iri j 5 jh M 0088 8 44 CS V18DKE CU V18DKE CS V24DKE CU V24DKE d R410A refrigerating machine oil Conventionally mineral oil or a synthetic oil such as alkylbenzene has been used for R22 refrigerating machine oil Because of the poor compatibility between R41
93. t or hold the unit and select a location for easy maintenance 2 Power supply connection to the room air conditioner Connect the power supply cord of the room air conditioner to the mains using one of the following method Power supply point shall be the place where there is ease for access for the power disconnection in case of emergency In some countries permanent connection of this room air conditioner to the power supply is prohibited 1 Power supply connection to the receptacle using a power plug Use an approved 16 power plug with earth pin for 2 0HP V18DK W18DK and 20 for 2 5HP V24DK W24DK for the connection to the receptacle 2 Power supply connection to a circuit breaker for the permanent connection Use an approved 16A circuit breaker 2 0HP V18DK W18DK and 20A for 2 5HP V24DK W24DK for the permanent connection It must be a double pole switch with a minimum 3 5 mm contact gap 3 Do not release refrigerant Do not release refrigerant during piping work for installation reinstallation and during repairing a refrigeration parts Take care of the liquid refrigerant it may cause frostbite 4 Installation work It may need two people to carry out the installation work 5 Do not install this appliance in a laundry room or other location where water may drip from the ceiling etc 35 CS V18DKE CU V18DKE CS V24DKE CU V24DKE Attached accessories Remote Control holder Installation plate Remote Co
94. te and discharge negative ion sound will heard Used when test Within 20 second of Cooling operation press continuously for gt 5 second to enter various setting mode beep beep sound will be heard Used to toggle remote control signal receiving sound or select remote control e Unit will be restarted when resume from power failure at previous setting Anti Freezing Control transmission code To prevent indoor heat exchanger from freezing Operation Indication Lamps LED e POWER Green Lights up in operation Indoor Fan Speed Control blinks in Automatic e Manual control fan speed High Medium and Operation judging Low TIMER Orange Lights up in Timer Automatic fan speed Setting QUIET Orange m Quiet Airflow Direction Control e POWERFUL Orange Lights up in Powerful Vertical airflow control can be adjusted Operation automatically or manually by remote control ION Green Lights up in lonizer Horizontal airflow control can be adjusted Operation automatically or manually by remote control e SUPER ALLERU BUSTER Blue Lights up in operation Time Delay Safety Control e Restarting is inhibited for appro 3 minutes Operation Mode e Cooling Soft Dry and Automatic Operation 7 Minutes Time Save Control e reduce the built up humidity inside the Powerful Operation room e Reaches the desired room tempera
95. ture quickly Anti Dew Formation Control e Anti Dew Formation Control for indoor unit Timer Operation discharge area Delay OFF ON Timer control 2 3 Outdoor Unit gn EE BEN 222 0000000 4000 2 CA UE WREE TE eme 9 mr Compressor Reverse Rotation Protection Control To protect compressor from reverse rotation when there is a instantaneous power failure Overload Protector e Inner protector 60 Secs Forced Operation Control Once the compressor is activated it does not stop within the first 60 secs However it stops immediately with remote control stop signal Outdoor Fan Operation Control V24DK 4 pole induction motor 2 speed For Cooling or Soft Dry operation Hi speed When outdoor temperature reaches to 31 Lo speed When outdoor temperature reaches to 29 V18DK 4 pole induction motor 1 speed CS V18DKE CU V18DKE CS V24DKE CU V24DKE CS V18DKE CU V18DKE CS V24DKE CU V24DKE 3 Product Specifications 3 1 CS V18DKE CU V18DKE O Power Source Phase Voltage Cycle V Hz Single 230 50 Cooling Capacity kW BTU h 5 30 18 100 2 9 6 1 Pih Airflow Method OUTLET SIDE VIEW TOP VIEW ssIO INTAKE Air Volume Lo 12 5 440 mme 13648 14 8 520 SH 188658 Noise Level 84
96. ul and Quiet operations could not be activated at the same time Powerful Quiet and lon operations could be cancelled by pressing the respective button again CS V18DKE CU V18DKE CS V24DKE CU V24DKE Operations Details To achieve setting temperature quickly It will operate for 15 minutes and return to the previous setting QUIET To provide a quiet environment To provide fresh air effect by producing negative ions To provide you with the various fan speed selections There are 3 levels of fan speed in addition to automatic fan speed Automatic fan speed The speed of the indoor fan is automatically adjusted according to the operation To ventilate air in the room There are 5 selections in addition to automatic vertical air flow direction If automatic vertical airflow direction has been set the louver swings up and down automatically lt gt To ventilate air in the room There are 5 selections in addition to automatic horizontal air flow direction If automatic horizontal airflow direction has been set the louver swings left and right automatically Please do not adjust the vertical and horizontal airflow direction louver manually e f you wish to have the cool air blowing directly on you set the airflow direction downward but not for an excessive length of time as it may harm your health e Approximately 10 of electricity can be saved if you set the temp
97. ure reaches the setting temperature set on the remote control e The remote control setting temperature which takes the reading of intake air temperature sensor can be adjusted from 16 to 30 e During cooling operation the compressor will stop running and restart as shown in below figure Intake air temperature Compressor ON Remote control 1 5 C higher than setting temperature setting temperature Compressor OFF 8 1 1 Cooling Operation Time Diagram Compressor ON level Intake Air Temperature 1 5 OFF level Setting Temperature LLL y Outdoor Air 2 Temperature 29 B Indoor Heat Exchanger Temp 2 1 3 1 4 Basic Time ELE gt ZT compress Z 2222228 22222222082 ZZZZZZZZZZZZZZZZZ22222222 Indoor Fan E 22 22222222222 22222 2222222222222 22222 25222 2 22 Z ZZ E Outdoor Fan 2222 22 ni cR iC CE C IC lt Description of operation gt 4 9 Time Delay Safety Control waiting for minutes E g h 60 sec Forced Operation 222 h o 7 min Time Save Control q t Anti Freezing Control Ese Slop v y Outdoor Fan Control 16 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 8 2 Soft Dry Operation e Soft Dry operation can be set using remote control e Soft Dry operation is applied to dehumidify and to p
98. way valve e Be sure to check for gas leakage CAUTION e f gauge needle does not move from 0 cmHg 0 MPa to 76 cmHg 0 1 MPa in step 3 above take the following measure e f the leak stops when the piping connections are tightened further continue working from step 3 e f the leak does not stop when the connections are retightened repair the location of leak e Do not release refrigerant during piping work for installation and reinstallation Take care of the liquid refrigerant it may cause frostbite 10 3 5 CONNECT THE CABLE TO THE OUTDOOR UNIT 1 Remove the control board cover from the unit by loosening the screw 2 Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3 x 2 5 V18DK V24DK or 5 x 2 5 mm W18DK W24DK flexible cord type designation 245 IEC 57 or heavier cord CS CU V18DK V24DK CS CU W18DK W24DK Color of wires Color of wires db 3 Secure the cable onto the control board with the holder clamper 4 Attach the control board cover back to the original position with the screw 42 CS V18DKE CU V18DKE CS V24DKE CU V24DKE 10 3 6 PIPE INSULATION 1 Please carry out insulation at pipe connection portion as mentioned in Indoor Outdoor Unit Installation Diagram Please wrap the insulated piping end to prevent water from going inside the piping 2 f drain hose or connecting piping is in the room where dew ma
99. wn in the table on the right CS V18DKE CU V18DKE CS V24DKE CU V24DKE Normal Pressure and Outlet Air Temperature Standard Gas pressure Outlet air Mpa temperature kg cm G C Cooling Mode 0 9 1 2 9 12 Condition Indoor fan speed High Outdoor temperature 35 C Difference in the intake Measuring the air temperature and outlet w Normal difference air temperatures More than 8 C 15 minutes after an operation is started Less than 8 C at the cooling mode igher than specified Value of electric H Dusty condenser e Measuring electric current current during operation preventing heat radiation during operation Excessive amount of refrigerant Lower than specified Gas side Cooling Mode High pressure O CS V18DKE CU V18DKE CS V24DKE CU V24DKE 13 2 Relationship Between The Condition Of The Air Conditioner And Pressure And Electric Current Cooling Mode Condition of the air conditoner Low Pressure High Pressure Electric current during operation Insufficient refrigerant gas leakage Clogged capillary tube or Strainer Short circuit in the indoor unit Heat radiation deficiency of the outdoor unit Inefficient compression e Carry out the measurements of pressure electric current and temperature fifteen minutes after an operation is started 13 3 Diagnosis Methods Of A Malfunction Of A Compressor And 4 way Valve Nature of fault Symptom
100. y form please increase the insulation by using POLY E FOAM with thickness 6 mm or above CU W18DK W24DK DISPOSAL OF OUTDOOR UNIT DRAIN WATER e f a drain elbow is used the unit should be placed on a stand which is taller than 3 cm e f the unit is used in an area where temperature falls below 0 for 2 or 3 days in succession it is recommended not to Drain elbow 8 gt use a drain elbow for the drain water freezes and the fan will not rotate CHECK THE DRAINAGE e Open front panel and remove air filters Drainage checking can be carried out without removing the front grille Install the hose at an angle so that the water smoothly flows out Drain tray e Pour a glass of water into the drain tray styrofoam styrofoam e Ensure that water flows out from drain hose of the indoor unit EVALUATION OF THE PERFORMANCE e Operate the unit at cooling operation mode for fifteen minutes or more e Measure the temperature of the intake and discharge air e Ensure the difference between the intake temperature and the discharge is more than 8 C NOTE These equipment shall be connected to a suitable main network Discharge air with a main impedance less than the following CS CU V24DKE 0 130 CS CU V24DKE 0 060 CHECK ITEMS Is there any gas leakage at flare nut connections Is the indoor unit properly hooked to the installation plate Has the heat insulation b

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