CK DCI Series=> brand Airwell
Contents
1. 13 12 CONTENT 19 N 18 17 V 16 12 113 715 11 110 SM 1 A 1 GB Airwell EXPLODED VIEWS AND SPARE PARTS LISTS 13 12 Outdoor Unit DCI 60 i 75 4526341 6 4526510 FAN D 460mm Gba Tr 453020500 DC Motor SICHFWF1702 1 453036400 Motor Support 9 45338000 Sensoor 10 4526775 Compressor top termistor 1 1 4526776 Outdoor co thermistor OCT 1 12 453035800 Partitone o O 15 453036100 Base Piate r 45262271 Compressorwire 15 453043900 Liquid Accumulator 1 16 452882000 Condenser and distributor welding assy 1 47 4529446 Liquid Accumulator 1 18 453034000 twayVaveSysemAesy 1 20 4516766 PANTEDVAEPLATEASSY JI 3 5 6 7 8 9 0 1 5 3 3 6 7 8 40 2 24 2 2 2 2 2 3 3 32 32. 13 10 SM 1 A 1 GB CONTENT Airwell EXPLODED VIEWS AND SPARE PARTS LISTS 13 10 Outdoor Unit ONG3 50 DCI 6 4526457 Motor support TO 453459 Parton e 4526203 Outdoor inverter controler Engis SM CK 1 A 1 GB 13 11 EXPLODED VIEWS AND SPARE PARTS LISTS 13 11 Outdoor Unit DCI 60
3. ODU MODEL SETTING opus 05 onu MODEL 25 35 50 DCI 60 DCI 722 11 2 Test Mode 11 2 1 Entering Test Mode System can enter Test mode in two ways Automatically when the following conditions exists for 30 minutes continuously Mode Cool Set point 16 Room temperature 27 1 2 Outdoor temperature 35 2 1 Or Mode Heat Set point 30 Room temperature 20 1 Outdoor temperature 7 1 2 Manually when entering diagnostics with the following settings Mode Cool Set point 16 Mode Heat Set point 30 SM CK 1 A 1 GB 11 19 CONTENT CONTROL SYSTEM Airwell 11 2 3 Unit Operation in Test Mode In test mode the unit will operate in fixed settings according to the indoor fan speed setting Minimum Capacity Seting Nominal Capacity Setting Maximum Capacity Seting During test mode protections are disabled except for stop compressor status 11 3 Parameters 11 3 1 General Parameters for all models x Values Factory Setting CVStep Cool2Heat Heat2Cool ICTDef1 ICTDef2 IC TDef3 ICTDef4 ICTDef5 IC TDef6 ICTDeltaDef1 ICTDeltaDef2 ICTDeltaOH1 ICTDeltaOH2 FLTRTime PITconst STARTTIMETURBOH IFANOffTimeDry IFANOnTimeDry ICTLowLimitDry ICTHighLimitDry ExtraNLOADDry IFANMAXTimeH IFANOffTimeH IFANOnTimeH IFANTimeHeat2STBY MAXTURBOTIMEF MAXTURBOTIMEC MAXTURBOTIMEH
4. 4000 8000 NOISE _ 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz SM CK 1 A 1 GB CONTENT 6 3 SOUND LEVEL CHARACTERISTICS Arirwell DCI 35 Cooling DCI 35 Heating 90 T T 90 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR 80 80 70 70 NC 70 n 60 60 LLLI NC 60 50 50 NC 50 40 40 55 30 30 n 20 APPROXIMATE THRESHOLD i2 NE I HEARING FOR k CONTINUOUS Fl I 0 500 1000 2000 4000 8000 20 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR NC 20 1 PS NOISE 10 5 500 1000 2000 4000 8000 63 125 2 63 125 N BAND CENTER FREQUENCIES Hz BAND CENTER FREQUENCIES Hz DCI 50 Cooling DCI 50 Heating 90 1 90 80 80 70 70 mim 60 60 50 50 40 40 AHA 30 30 20 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS 20 AP
5. 63 125 250 500 1000 2000 4000 BAND CENTER FREQUENCIES Hz 8000 DCI 72 Cooling DCI 72 Heating 90 80 70 60 50 40 30 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR 20 APPROXIMATE THRESHOLD OF HEARING FOR KALA CONTINUOUS NOISE HHH Ed F T 63 125 250 500 1000 2000 4000 8000 BAND CENTER FREQUENCIES Hz OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR 90 80 70 60 50 40 30 20 Pj Lif TAM 55 E CONTINUOUS NOISE P LL LLLA L NE i t 1NC40 d i pd sedi 1 E BH 4 THRESHOLD OF I NE HEARING FOR 63 125 250 500 1000 2000 4000 BAND CENTER FREQUENCIES Hz 8000 SM CK 1 A 1 GB CONTENT 6 5 Airwell ELECTRICAL DATA f ELECTRICAL DATA 7 1 Single Phase Units MODEL CK 25 DCI CK 35 DCI CK 50 DCI CK 60 DCI CK 70 DCI To indoor To indoor To indoor To indoor To outdoor Power Suppl 1PH 230V 50Hz 1PH 230V 50Hz 1PH 230V 50Hz 1PH 230V 50Hz 1PH 230V 50Hz 1 1 3 3 2 2 F ower SUPPIY Wiring No X Cross 3 x 1 5 mm 3 x 1
6. gt OO N gt 11 20 1 1 si Airwell CONTROL SYSTEM 11 3 2 Family Dependent Parameter BasicCV1 BasicCV2 BasicCV3 BasicCV4 Max Swg Min H Angle Max H Angle Min C Angle Max C Angle MTR Dir MTR Dir V Max Angle V Min Angle V Max Swg V IFSPCHNA IFSPCHND IFSPCHAA IFSPCHAD IFSTARTSPEED ICTSTSpeed ICTVLSpeed ICTLSpeed ICTHSpeed ICTTSpeed NLOADHForcedValue ICTOH1 ICTOH2 4 5 6 ICTEEnable O OJHJOJG R gt SM CK 1 A 1 GB 11 21 CONTENT CONTROL SYSTEM Airwell 11 3 3 Indoor Model Parameters Indoor Family Indoor Model Parameter IFVLOWC IFLOWC IFMEDC IFHIGHC IFTURBOC IFVLOWH IFLOWH IFMEDH IFHIGHH IFTURBOH Cap Group NomLoadC NomLoadH MaxNLOADIF1C MaxNLOADIF2C MaxNLOADIF3C MaxNLOADIF4C MaxNLOADIF5C IFAN SPEED COMPO C IFAN SPEED COMP1 C IFAN SPEED COMP2 C IFAN SPEED C IFAN SPEED IFAN SPEED COMP1 H IFAN SPEED COMP2 H IFAN SPEED ModelEnable 11 22 1 1 CONTENT HN Airwell CONTROL SYSTEM 11 3 4 Outdoor Parameters G
7. oje ousoorumeraecien indoor Ce ajo m Overtow Protesten es o 9 1 eeen 3 3 9 SM CK 1 A 1 GB 12 3 _ CONTENT Airwell No Problem 40 5 4 3 2 1 m SSN a p L9 TROUBLESHOOTING m wes o Ja o CN LSN Units only 12 3 2 Indoor Unit Diagnostics and Corrective Actions Probable Cause Corrective Action Sensor failures of all types Check sensor connections or replace sensor Communication mismatch No Communication Indoor and Outdoor controllers are with different versions Communication or grounding wiring is not good Replace Indoor controller Check Indoor to Outdoor wiring and grounding No Encoder Indoor electronics or motor Check motor wiring if ok replace motor if still not ok replace Indoor controller Outdoor Unit Fault Outdoor controller problem Switch to Outdoor diagnostics EEPROM Not Updated System is using ROM parameters and not EEPROM parameters No action unless special parameters are required for unit operation Bad EEPROM Bad Communication Communication quality is low reliability No action unless special parameters are required for unit operation Check Indoor to Outdoor wiring and grounding No problem System is u
8. 4 umm a Ferdie C T asra 7 Poles 464280001 Temna Pij zo 4526215 Fedor expansion vane ZDPRLHTSCOTAKTRE Raoa 1 season 480175500 GwmdNePangAsy snor s esse as 4 730006 Parton Pate 36 ContelerOutiorUmDCIGKWERG SA GERA ume eso 2 Lao sensoro 3 0KW EMI Fillter Board 901A 574 00 mic 2 2 2 2 2 2 2 2 2 2 2 m i 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2l l2 SM CK 1 A 1 GB 13 15 CONTENT APPENDIX A APPENDIX A INSTALLATION AND OPERATION MANUAL OPERATION MANUAL RC4 OPERATION MANUAL CK DCI INSTALLATION MANUAL CK DCI SM CK 1 A 1 GB 14 1 CONTENT
9. waere _ ea 465960022 supponistep Ja e 465260002 superster wor NOI INr P SM CK 1 A 1 GB CONTENT 13 7 EXPLODED VIEWS AND SPARE PARTS LISTS 13 5 Outdoor Unit ONG3 25 35 DCI 2205 3 ta 37 36 35 1 NN NN 13 8 CONTENT SM CK 1 A 1 GB EXPLODED VIEWS AND SPARE PARTS LISTS 13 6 Outdoor Unit ONG3 25 35 DCI No Part No Description Unit 4526403 Outdoor DC inverter controller English 4524177 Gas valve R410A 4524176 Liguid valve R410A 4526224 EMI board 901 098 00 4526968 Earthing wire for DCI 4526223 AC IN connected wire 4526222 Painting top cover 4519607 Left side panel painting plate 4526396 Chock Assy 167 021 01 4526300 Therminal she
10. 80 110 96 of nominal 80 105 96 of nominal 25 50 96 of nominal 3 60 3 83 4 05 25 2 45 2 50 2 55 0 77 0 78 0 80 3 44 3 66 3 88 2 39 2 44 2 49 0 86 0 87 0 89 3 28 3 72 2 33 2 43 0 95 0 97 3 12 3 56 10 20 protection range LEGEND TC Total Cooling Capacity kW SC Sensible Capacity kW PI Power Input kW WB WetBulb Temp DB DryBulb Temp ID Indoor OU Outdoor 5 2 2 Capacity Correction Factor Cooling Capacity Ratio Vs Outdoor Temperature Capacity Ratio Outdoor Temperature SM CK 1 A 1 GB 5 5 PERFORMANCE DATA amp PRESSURE CURVES AAirwell 5 2 3 Heating Capacity kW Run Mode 230V Indoor Fan at High Speed OD COIL ENTERING AIR DB WB TEMPERATURE 15 16 ID COIL ENTERING AIR DB TEMPERATURE C 10 12 7 8 1 2 1 07 2 1 3 20 1 11 7 6 4 20 1 16 10 9 4 44 1 23 15 12 4 68 1 29 15 24 85 105 of nominal Protection Range 80 120 of nominal g LEGEND TC PI WB DB ID OU Total Heating Capacity kW Power Input kW Wet Bulb Temp Dry Bulb Temp Indoor Outdoor 5 2 4 Capacity Correction Factors 5 6 Heating Capacity Ratio Vs Outdoor Temp
11. Connections between units Operation control type 12717 Remotecotrl Heating elements Option 1 Rating conditions in accordance with ISO 5151 and ISO 13253 for ducted units and EN 14511 2 Airflow in ducted units at nominal external static pressure 3 Sound power in ducted units is measured at air discharge 4 Sound pressure level measured at 1 meter distance from unit x Q a x O a 2 O SM CK 1 A 1 GB 2 5 CONTENT PRODUCT DATA SHEET Anel 2 6 Optional accessory Panel 625x625 Optional accessory models Panel 725x725 Optional accessory 2 6 SM CK 1 A 1 GB CONTENT RATING CONDITIONS 3 RATING CONDITIONS Standard conditions in accordance with ISO 5151 ISO 13253 for ducted units and EN 14511 Cooling Indoor 27 DB 19 WB Outdoor 35 DB Heating Indoor 20 C DB Outdoor 7 DB 6 WB 3 1 Operating Limits R410A Excluding Delta Units me Upper limit 32 DB 23 46 DB 9 21 DB 15 C WB 10 C DB Upper limit 24 DB 18 WB Voltage SM CK 1 A 1 GB 3 1 CONTENT OUTLINE DIMENSIONS 4 OUTLINE DIMENSIONS 4 1 Indoor Unit CK 25 35 50 60 70 R410A SM CK 1 A 1 GB 4 1 CONTENT OUTLINE DIMENSIONS Airwell 4 2 Outdoor Unit DCI 50 AIR ana iy 4 3 Outd
12. 2 BAND CENTER FREQUENCIES Hz BAND CENTER FREQUENCIES Hz SM CK 1 A 1 GB 6 1 CONTENT P 1 SOUND LEVEL CHARACTERISTICS CK 50 CK 60 90 90 80 80 70 70 60 60 Li f 50 50 A 14 40 40 30 30 rf f Loud o lj 20 APPROXIMATE 1 THRESHOLD OF HEARING FOR CONTINUOUS 20 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE 10 T 10 Vv 1 63 125 250 500 1000 2000 4000 8000 63 125 250 500 1000 2000 4000 8000 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR NOISE BAND CENTER FREQUENCIES Hz BAND CENTER FREQUENCIES Hz CK 70 90 80 70 NC 70 60 NC 60 B 277 EEH 7 fade bee ned 50 NC 50 40 X NC 40 30 HHHH NC 30 HHH FEA EN x 20 APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE j jo Z t Er 63 125 250 500 1000 2
13. MaxFreqAsOAT1H MaxFregAsOAT2H CONTENT SM CK 1 A 1 GB Airwell CONTROL SYSTEM 11 3 6 ODU Model Dependent Parameters 35 14 Outdoor Model Parameter VinFreq MaxFreqC MaxFreqCRunPhase MinFregH MaxFregH MaxFregHRunPhase LoadDeadZoneC LoadDeadZoneH NormAccel NormDecel Step 1Freg Step2Freg Step3Freg OFVL OFLOWC OFMEDC OFMAXC OFLOWH OFMEDH OFMAXH OFANTESTMODEC OFANTESTMODEH OFDelTestMode CTTOH1 CTTOH2 CTTOHS3 4 CCROC1 CCROC2 4 DEICT1 DEICT2 DEICT3 ProtFreqLimit EEVDecierOpen OptimDeicFreq OCTExitDeicer MaxDeicerTime EEVMinOperOpenC EEVMaxOperOpenC EEVMinOperOpenH EEVMaxOperOpenH EEVNormRate EEVHighRate EEVMaxOpen OFLowFreqC OFMedFreqC OFLowFreqH OFMedFregH HeaterDisableFlag DeiceFregChRV SUCT Enable HST Enable OAT Enable OATRefH MinTargCTTC MaxTargCTTC MinTargCTTH MaxTargCTTH DST DSTF OATLimitC OATLimit1H OATLimit2H MaxFreqAsOATC MaxFregAsOAT1H MaxFreqAsOAT2H EnableExceedCond 11 25 SM CK 1 A 1 GB CONTENT CONTROL SYSTEM 11 3 7 ODU Model Dependent Parameters 36V1 S01 Outdoor Model Parameter Airwell L Single DCI 72Z MinFreqC MaxFreqC MinFre
14. 5 16 SM CK 1 A 1 GB CONTENT Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 5 CK 70 DCI 5 5 1 Cooling Capacity kW Run Mode 230V Indoor Fan at High Speed ID COIL ENTERING AIR DB WB TEMPERATURE C OD COIL ENTERING AIR DB 22 15 24 17 27 19 29 21 32 23 TEMPERATURE 80 110 96 of nominal 80 105 96 of nominal 25 50 of nominal 7 00 7 43 7 86 25 4 76 4 86 4 96 1 93 1 97 2 00 6 69 7 12 7 55 4 65 4 74 4 84 2 15 2 19 2 22 6 37 7 23 4 53 4 72 2 37 2 45 10 20 protection range LEGEND TC Total Cooling Capacity kW SC Sensible Capacity kW PI Power Input kW WB WetBulb Temp DB DryBulb Temp ID Indoor OU Outdoor 5 5 2 Capacity Correction Factors Cooling Capacity Ratio Vs Outdoor Temperature r 30 35 Outdoor Temperature C SM CK 1 A 1 GB 5 17 CONTENT PERFORMANCE DATA amp PRESSURE CURVES AAirwell 5 5 3 Heating Capacity kW Run Mode 230V Indoor Fan at High Speed ID COIL ENTERING AIR DB TEMPERATURE C OD COIL ENTERING AIR DB WB TEMPERATURE 15 16 10 12 7 8 1 2 2 1 7 6 109 2 40 8 14 15 12 2 52 15 24 85 105 of nominal Protection Range 80 120 of nominal LEGEND TC Total Heating Capacity kW PI Pow
15. NLOAD as long it is in the allowed range if not the MinFreqC or Max FregC in cool mode OR MinFregH or MaxFreqH in heat mode will be selected MaxFreqC in cool OR MaxFregH in heat mode SM CK 1 A 1 GB 11 1 CONTENT CONTROL SYSTEM Airwell SW 35V14 and above NLOAD Target Frequency Hz MaxFreq MinF gt MinFreq ca min NLOAD LoadDeadZone MinFreq MinFreg LoadDeadZone MinFreg Differences between Old and New ODU DCI DCR software Unit Curntsoftwae 7 Newsoftware DCI 35V12 35V14 Comment there is no use for 35V13 software This software is used in the past for Nordic countries However currently its stopped completely from being used Graphical Illustration Target Frequency LoadDeadZone allowed in this range MaxFreq Minimum Allowed Linearization 7 Maximum Allowed Linearization MinFreq NLOAD MinFreq MaxFreq LoadDeadZone 127 During initial period After initial period Start Phase Run Phase EN MaxFreqC MaxFreqCRunPhase q MaxFreqH MaxFreqHRunPhase MinFreqC LoadDeadZoneC ronds PE LoadDeadZoneH A B H Single Single Single Trio 0 1 25 DCI 35 DCI 50 Delta52 MinFreqC MaxFreqC MaxFreqCRunPhase MinFreqH MaxFreqH j M CK 1 A 1 GB CONTENT i I CONTROL SYSTEM Target frequency limits as a function of outdoor air temperature OA
16. Outdoor Unit The CK outdoor units can be installed as floor or wall mounted units by using a wall supporting bracket The metal sheets are protected by anti corrosion paint work allowing long life resistance All outdoor units are pre charged For further information please refer to the Product Data Sheet Chapter 2 It includes Compressor mounted in a soundproofed compartment Single Rotary for DCI 25 and DCI 35 Scroll for DCI 50 and DCI 60 Twin Rotary for DCI 72Z e Axial fan Outdoor coil with hydrophilic louver fins for RC units e Outlet air fan grill e Service valves flare type connection e Interconnecting wiring terminal block SM CK 1 A 1 GB CONTENT INTRODUCTION 1 7 1 8 1 9 1 10 1 10 1 Tubing Connections Flare type interconnecting tubing to be produced on site For further details please refer to the Installation Manual Chapter 10 Accessories Remote Control Panel 625x625 for gird ceiling Panel 725x725 for hard ceiling ESF amp lonizer kit Inbox Documentation Each unit is supplied with its own installation and operation manuals Matching Table R410A INDOOR UNITS OUTDOOR UNITS MODEL REFRIGER REFRIGER 25 35 50 CK 60 CK 70 E x pem BENIN E The above table lists outdoor units and PXD DCI indoor units which be matched together In addition
17. D E Insulating sleeve D Indoor No Unit Iz 4 E E 11 13 40 45 60 65 70 75 80 85 13 20 13 20 18 25 18 25 40 50 1 13 Service Port Cap 11 13 11 13 11 13 11 13 1 Valve Protection Cap end 2 Refrigerant Valve Port use Allen wrench to open close 3 Valve Protection Cap 4 Refrigerant Valve 5 Service Port Cap 6 Flare Nut 7 Unit Back Side 8 Copper Tube When the outdoor unit is installed above the indoor unit an oil trap is required every 5m along the suction line at the lowest point of the riser Incase the indoor unit is installed above the outdoor no trap is required Outdoor Y E E H Indoor SM 1 A 1 GB 10 1 CONTENT Airwell CONTROL SYSTEM 11 CONTROL SYSTEM 11 1 General Functions and Operating RulesThe DCI software is fully parametric All the model dependent parameters are shown in Blue color and with Italic style parameter The parameters values are given in the last section of this control logic chapter of the service man ual 11 1 1 System Operation Concept The control function is divided between indoor and outdoor unit controllers Indoor unit is the system Master requesting the outdoor unit for cooling heating capacity supply The outdoor unit is the system Slave and it must supply the required capacity unless it enters into a protection mode avoid
18. DB Dry Bulb Temp ID Indoor OU Outdoor 5 3 2 Capacity Correction Factors Cooling Capacity Ratio Vs Outdoor Temperature edt Capacity Ratio 30 35 Outdoor Temperature SM CK 1 A 1 GB 5 9 CONTENT PERFORMANCE DATA amp PRESSURE CURVES AAirwell 5 3 3 Heating Capacity kW Run Mode 230V Indoor Fan at High Speed ID COIL ENTERING AIR DB TEMPERATURE C OD COIL ENTERING AIR DB WB TEMPERATURE 15 16 10 12 7 8 1 2 2 1 7 6 6 13 1 69 6 47 15 12 178 15 24 85 105 of nominal Protection Range 80 120 of nominal 10 9 LEGEND TC Total Heating Capacity kW PI Power Input kW WB WetBulb Temp C DB DryBulb Temp ID Indoor OU Outdoor 5 3 4 Capacity Correction Factors Heating Capacity Ratio Vs Outdoor Temperature Capacity Ration 5 10 SM CK 1 A 1 GB CONTENT Airwell PERFORMANCE DATA amp PRESSURE CURVES 29 21 32 23 Suction Pressure kPa 20 25 30 35 Outdoor DB Temperature C Discharge Pressure VS Outdoor Temp Indoor 29 21 32 23 Discharge Pressure kPa 25 30 35 Outdoor DB SM 1 A 1 GB 5 11 CONTENT PERFORMANCE DATA
19. TROUBLESHOOTING SYMPTOM PROBABLE CAUSE Airwell CORRECTIVE ACTION Compressor is on but outdoor fan does not work Problem with outdoor electronics or outdoor fan Check outdoor fan motor according to the procedure in section 12 5 3 if not OK replace controller Unit works in wrong mode cool instead of heat or heat instead of cool Electronics or power connection to RV Check RV power connections if OK Check RV operation with direct 230VAC power supply if OK Replace outdoor controller All components are operating properly but no cooling or no heating Refrigerant leak Check refrigeration system Compressor is over heated and unit does not generate capacity EEV problem Check EEV Units goes into protections and compressor is stopped with no clear reason Control problem or refrigeration system problem Perform diagnostics See 12 3 and follow the actions described Compressor motor is generating noise and no suction occurs Water leakage from indoor unit Phase order to compressor is wrong Indoor unit drainage tube is blocked Check compressor phase order Check and open drainage tube Freezing of outdoor unit in heat mode and outdoor unit base is blocked with ice Unit operates with wrong fan speeds or wrong frequency Wrong jumper settings Connect base heater Perform diagnostics See 12 3 and check if units is operating by EE
20. 1 85 1 2 5 07 1 95 2 1 5 19 2 01 7 6 6 80 2 11 10 9 7 19 2 23 15 12 7 58 2 35 15 24 85 105 of nominal Protection Range 80 120 of nominal LEGEND TC PI WB DB ID OU Total Heating Capacity kW Power Input kW Wet Bulb Temp Dry Bulb Temp Indoor Outdoor 5 4 4 Capacity Correction Factors 5 14 Heating Capacity Ratio Vs Outdoor Temperature Capacity Ration SM CK 1 A 1 GB CONTENT Airwell PERFORMANCE DATA amp PRESSURE CURVES Suction Pressure Vs Outdoor Temp Indoor DB WB 22 15 24 17 29 21 32 23 Suction Pressure kPa 20 25 30 35 Outdoor DB Temperature C Discharge Pressure Vs Outdoor Temp Indoor DB WB 22 15 24 17 29 21 32 23 Discharge Pressure kPa 20 25 30 35 Outdoor DB Temperature C SM CK 1 A 1 GB 5 15 CONTENT PERFORMANCE DATA amp PRESSURE CURVES AAirwell 5 4 6 Heating Test Mode Suction Pressure Vs Outdoor Temp 4 Indoor DB Suction Pressure kPa Outdoor WB Temperature C Discharge Pressure Vs Outdoor Temp Indoor DB Discharge Pressure kPa 5 Outdoor WB Temperature C
21. 86 Fan type amp quantity H M L RPM External static pressure MinMax Pa O Moistureremoval o Refrigerant control EEV Compressor type model MATSUSHITA5CS130XCCO3 Fan type amp quantity 222 Propeler diec x1 Units per palet 11 9 O Refrigeranttype RQ J Additional charge per 1 meter Connections between units Operationconrotype Remotecotol Heating elements Option w 1 Rating conditions in accordance with ISO 5151 and ISO 13253 for ducted units and EN 14511 2 Airflow in ducted units at nominal external static pressure 3 Sound power in ducted units is measured at air discharge 4 Sound pressure level measured at 1 meter distance from unit x a x O a 2 O 2 4 SM CK 1 A 1 GB CONTENT 4 PRODUCT DATA SHEET 2 5 CK 72 Z DCI R410A Characteristics Umts Cooling Heating Capacity Energy efficiency class A4 Fantype amp quantity 2 O H M L RPM External static pressure Min Max Sound power level dBA Condenstate drain tube 1 0 Refigerantconro o EV Compressor type model Two Rotary Mitsubishi TNB220F Fantype amp quan ty Propelerdirectn x1 Units per palet 9 Refrigeranttype
22. or P3 is connected to P4 0 Pin P1 P2 or is not connected to For CK unit In case of vertical installation change dipswitch 7 to OFF position to cancel Water Pump operation SM CK 1 A 1 GB 11 11 CONTENT CONTROL SYSTEM Airwell Overflow when Overflow when Overflow unit is ON unit is OFF Water Level Normal I I I I I I I I I I I I I I I ON I I I I I I I OPER 1 LED NLOAD is 1 NLOAD Jo forced to 0 1 1 I 1 T 1 1 ON PUMP off I 1 P 8 min 8 min i bi I 11 1 21 Operating the Unit from Mode Button On display Forced operation allows to start stop and operate in Cooling or Heating in pre set temperature according to the following table Forced operation Mode Pre set Temperature 11 1 22 On Unit Controls and Indicators 11 1 22 1 Indoor Unit controller Controls and Indicatiors for All Models Except for Floor Ceiling model During OFF Fan Cool Heat Dry and Auto modes for operation in other modes see at the relevant spec paragraph Lights up when the Air Conditioner is connected to power and ready STAND BY OPERATION to receive the R C commands INDICATOR Lights up during operations Blinks when compressor is stopped as a result of a thermodynamic protection ESF INOIZER INDICATOR Lights up during ESF ionizer operation TIMER INDICATOR Lights
23. 4 del O EARTH EARTHO 9 BLACK oncom RED NO O 88 o TO oNF ESS LO 7 7 fom MA Ne f fn Es IDU FERRITE o 8 2 SM CK 1 A 1 GB CONTENT Airwell REFRIGERATION DIAGRAMS 9 1 CK 25 35 50 60 70 DCI Cooling Mode UTDOOR UNIT A REFRIGERATION DIAGRAMS R UNIT x 5 d d HD Indoor coil R UNIT Sensor ME Sensor e o S Br 3 2 Bel pO Reverse 8 V E onnec a y C Ev M Outdoor Strainen Strainer coil od Heating Mode OUTDOOR UNIT gt n jo c p Sensor 9 Q K X 3 3 RE OON 5 Volves Flared C Revers O connection valve a r C na Outdoor Strainer Strainer Ne coil m SM CK 1 A 1 GB CONTENT Indoor coil y 9 1 Airwell TUBING CONNECTIONS 10 TUBING CONNECTIONS Outdoor Unit Suction line i Span Tube bending Liquid line 7 A Flare nut D Pipe insulation
24. 5 mm 3 x 2 5 mm 3 x 2 5 mm Section mm Interconnecting Cable Nore Gress ped Sime 4x 1 5 mm 4x2 5 4 x 2 5 mm Section mm NOTE Power wiring cord should comply with local lows and electrical regulations reguirements SM CK 1 A 1 GB 7 1 CONTENT WIRING DIAGRAMS WIRING DIAGRAMS CK 25 35 50 60 70 DCI 8 8 1 H3A Od Duis 1 Zd 024 qu 451 2 je STSPISETI jaja Be 5 u 24040 1988 120 19 E LINN HOOQLOO ek fares EA ima vd HAN 1001 V93N SNINVHDONd Displayer Board INVHOVIG LINDYID LINN HOOONI OE oborta oca Rr MEN SM CK 1 A 1 GB CONTENT WIRING DIAGRAMS Arirwell 8 2 Outdoor Unit DCI 72Z BASE OCT OAT HST HEATER OPTIONAL CHOKE COIL 112131415 6 U V W P13 P P3 P9 P11 P4 P1 i ODU CONTROLLER PCBA LRIGOMREGOM EARTH 1 2 314 5 6 D AC MAINS Eu EMI FILTER PCBA 4
25. amp PRESSURE CURVES krusell 5 3 6 Heating Test Mode Suction Pressure VS Outdoor Temp Suction Pressure kPa 5 0 5 Outdoor WB Temperature Discharge Pressure VS Outdoor Temp Indoor DB Discharge Pressure kPa 5 0 5 Outdoor WB Temperature 5 12 SM CK 1 A 1 GB CONTENT Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 4 CK 60 DCI 5 4 1 Cooling Capacity kW Run Mode 230V Indoor Fan at High Speed ID ENTERING AIR DB WB TEMPERATURE C OD COIL ENTERING AIR DB 2215 24 17 27 19 29 21 32 23 TEMPERATURE 80 110 96 of nominal 80 105 of nominal 25 50 of nominal 10 20 protection range 3 56 3 64 2 25 2 28 LEGEND TC Total Cooling Capacity kW SC Sensible Capacity kW PI Power Input kW WB WetBulb Temp DB DryBulb Temp ID Indoor OU Outdoor 5 4 2 Capacity Correction Factors Cooling Capacity Ratio Vs Outdoor Temperature rFOsHxsxCh 30 35 Outdoor Temperature C SM CK 1 A 1 GB 5 13 CONTENT PERFORMANCE DATA amp PRESSURE CURVES AAirwell 5 4 3 Heating Capacity kW Run Mode 230V Indoor Fan at High Speed OD COIL ENTERING AIR DB WB TEMPERATURE 15 16 10 12 1 66 7 8 4 88
26. the first 5 minutes are over the correction value is calculated as follow EEV EEV n 1 ii EEVc r EEVcrris the correction based on the compressor temperature A target compressor temperature3s set depending on frequency and outdoor air temperature and the actual compressor temperature is compared to the target temperature to set the required correction to the EEVopening 11 1 9 2 Control for DCI72Z The target EEV value is the sum of open loop value OL and a result of the accumulative correction values CV EEV EEV EEV Initial EEV value is set according to compressor frequency and according to indoor and outdoor model The corrective value is calculate every 30 sec the EEV corrective value is set to keep the discharged super heat temperature between 20 to 30 in cooling and 12 to 20 in heating 11 6 M CK 1 A 1 GB CONTENT on si Airwell CONTROL SYSTEM 11 1 10 RV Reversing Valve Control Reversing valve is on in heat mode Switching of RV state is done only after compressor is off for over 3 minutes 11 1 10 1 loniser Control loniser is on when unit is on indoor fan is on AND loniser power switch on grille is on 11 1 10 2 Base Heater Control The base heater will be working only when RV is ON according to the following graph Base Heater OFF ON 0 2 OAT When OAT is faulty the base heater will be ON continuously in HEAT mode 11 1 11 Fan Mode In high medium low indoor f
27. up during Timer and Sleep operation FILTER INDICATOR Lights up when Air Filter needs to be cleaned Every short pressing the next operation mode is selected in this order SB Cool Mode Heat Mode SB MODE RESET BUTTON 675 Press to turn off the filter indicator and to reset the filter function after the cleaned filter has been reinstalled Inlong pressing the system enters into diagnostic mode 11 12 M CK 1 A 1 GB _ CONTENT na Airwell CONTROL SYSTEM 11 1 22 2 Outdoor Unit controller Indicatiors Unit has three LED s SB LED is ON when power is ON 230 VAC even when no communication STATUS LED is ON when COMP is ON and Blinks according to diagnostics mode definitions when either fault or protection occurs FAULT LED Blinks according to diagnostics mode definitions when either fault or protection occurs 11 1 23 switch settings Indoor Unit Controller 11 1 23 1 Power PCB CK PUMP Wire to Main PCB DC Motor Cable 11 1 23 2 Main PCB CK Self Test Jumper DIP Switch M2L Port MCU Flash Port 12Pin Displayer Cable Alarm Output 46 Unit On Output RC W RC W Power PD PS Safety switch Terminals ICTE Sensor Inoizer ICT Sensor ESF RAT Sensor Swing Motor Water Level SM CK 1 A 1 GB 11 13 CONTENT CONTROL SYSTEM Aiel 11 1 23 3 Main PCB CK MCU Flash Port IF Motor ICTE sensor ICT sensor RAT sensor M2L Port DIP Switch WATER lev
28. 000 4000 8000 OCTAVE BAND SOUND PRESSURE LEVEL dB 0 002 MICRO BAR BAND CENTER FREQUENCIES Hz FAN SPEED LINE HI ME cim 6 2 SM CK 1 A 1 GB CONTENT Airwell 6 4 Outdoor units MODEL SOUND LEVEL CHARACTERISTICS SPL dB A SPW dB A Indoor Outdoor DCI 25 Cooling Heating Cooling Heating DCI 35 DCI 50 DCI 60 DCI 72Z DCI 25 Cooling Unit Mic 77777777777777 Ground Figure 2 Sound Pressure Level Spectrum Measured as Figure 2 DCI 25 Heating 90 80 90 70 80 60 70 60 Ll TA 50 40 r 60 50 30 5 amp S 40 m S NC NC 40 30 r NC 0 NES 20 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR APPROXIMATE THRESHOLD OF Bs HEARING FOR X CONTINUOUS i NOISE 20 z e OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR 4 F nc 20 63 125 250 500 BAND CENTER FREOUENCIES Hz 1000 2000 APPROXIMATE NE THRESHOLD OF KT HEARING FOR L E nez CONTINUOUS fd Pray a uH
29. 34 3 3 3 3 3 SM CK 1 A 1 GB 13 13 EXPLODED VIEWS AND SPARE PARTS LISTS krusell 13 13 Outdoor Unit DCI 72Z WN Y XO f H AV V X7 V 5 ELALI Ae 2 A 7 1041 42 M3 44 M5 6 7 8 HI 90 01 22 MSS rr iii i Xi d os U NEA ke AW 1 cej 8 i b 9 gt lt gi O TEE 13 14 SM CK 1 A 1 GB CONTENT EXPLODED VIEWS AND SPARE PARTS LISTS 13 14 Outdoor Unit DCI 722 Item Description __ Quan se 11 452352 PaINTEDLEFT GABNETASSY l JJ Number a asso ouderen _ L a veer ese awyvaeca uses FOUR WAY AVE RIA 452369 PANTEDRIGHTCABNETAGEY 2575 compressor Top remise JO 450856500 owrmemsegun t 19 meri oudoorooltmemseron L 3 Lou aseo JO GomeressorAssy CTRYNISSHOWSRNYO Sean 1 290 t EN Separator Si ie 480286100 Support Paining SupportAssy Gas Liquid Separar 1 7480 Valve patepantasy a m 721717406947 zm PAINTED RIGHT BACK CABNETAS
30. 34 35 36 37 38 39 power cord Fixing Plate Pump Assy Display Board CK Filter Board CK DCI 467300121R Control Board CK DCI 232299 Indoor Sensor BLACK 467400032 Coil Air Temperature Sensor Thermister 6 4519813 470250006 453193600 464750006 453042500R 464750003 464750002 464750004 467420016 453189600 465340022 453190600 465340040 465080002 465800089 Thermistor room EPS Air Housing assy Low ESF option control Box assay1 Remote controller RC4 I 1 P N 974 710 00 Cover Controll Box 1 Controll Box 2 CK Cover Controll Box 2 7 Poles Terminal Block Grille Clasp Cover1 Front Plate Cover2 Front Plate Cover3 Front Plate Cover4 Front Plate Support 1 lever Assy CK SM 1 A 1 GB _ CONTENT 13 2 EXPLODED VIEWS AND SPARE PARTS LISTS No PartNo Description Unit 40 453193500 lonizer option 1 i 41 42 43 49 50 51 52 57 59 61 62 63 64 64 SM CK 1 A 1 GB CONTENT 13 3 EXPLODED VIEWS AND SPARE PARTS LISTS 13 3 Indoor Unit CK 50 60 DCI Part No _ Ere EA ER ME ou 53 1 EN BE BEN EA Ea pec ER Ea _21_ 22 25 ET EES 26 EA _ _ E _ 32 3 E EN 7 10 11 12 13 14 14 15 16 17 17 18 19 20 21 22 23 24 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38
31. 39 465800089 Support 1 lever Assy CK 13 4 SM 1 A 1 GB _ CONTENT EXPLODED VIEWS AND SPARE PARTS LISTS No Part No Description lonizer option Support 2 lever Assy CK Orienting Support Lever Base Plate Assy CK Liquid Pipe Assy 6 35 Gas Pipe Assy 12 7 Fixing Plate Evaporator high Cushion Rubber Air Intake Panel high Drain Jam Linkage Assy Flap CK connect Shaft Motor Linkage Flap Support Step Motor Support Step Motor 2 SM CK 1 A 1 GB 13 5 CONTENT EXPLODED VIEWS AND SPARE PARTS LISTS 13 4 Indoor Unit CK 70 DCI Uno Pat No Description pee O 3 453192700 Water Level Switch 465720163 Front Plate Assy 625x625 465720169 Front Plate Assy 725x725 ION CK Airwell 465080003 Display Cover 462350079 Evaporator Assy CK DCI 70 R410A 453192600 Pump CK 465800084 Drain Pipe Assy CK 453189700 Horizontal Flap 453191300 465360021 453189300 453191600 453191700 470250017 470250004 466130009R 465020104 465020105 433050 464250066 467300128R 467300122R 467300121R 232299 467400032 4519813 453191800 453193600 464750006 453042500R al A 10 11 12 13 14 14 15 16 17 17 18 20 21 22 23 24 24 25 26 27 28 29 Drain pan Assy Support Grill Clasp Centrifugal Fan High CK60X60 EPS 1 Front Frame EPS 2 Front Frame EPS Air outlet Front Frame EPS 3 Front Frame Motor 40W CK60x60 Front F
32. 8 0 74 2 44 sil 0 76 3 20 3 38 10 9 Ki 3 57 15 12 089 15 24 85 105 of nominal Protection Range LEGEND TC Total Heating Capacity kW PI Power Input kW WB WetBulb Temp C DB DryBulb Temp ID Indoor OU Outdoor 5 1 4 Capacity Correction Factors Heating Capacity Ratio Vs Outdoor Temperature Capacity Ration 5 2 SM CK 1 A 1 GB CONTENT PERFORMANCE DATA amp PRESSURE CURVES Indoor DB WB Suction Pressure kPa 25 30 35 Outdoor DB Temperature C Discharge Pressure Vs Outdoor Temp Indoor 29 21 32 23 Discharge Pressure kPa SM CK 1 A 1 GB 20 25 30 35 Outdoor DB 5 3 CONTENT PERFORMANCE DATA amp PRESSURE CURVES krusell 5 1 6 Heating Test Mode Suction Pressure Vs Outdoor Temp Suction Pressure kPa 5 Outdoor WB Temperature Discharge Pressure Vs Outdoor Temp Indoor DB Discharge Pressure kPa 0 5 Outdoor WB Temperature 5 4 SM CK 1 A 1 GB CONTENT Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 2 CK 35 DCI 5 2 1 Cooling Capacity kW Run Mode 230V Indoor Fan at High Speed ID COIL ENTERING AIR DB WB TEMPERATURE C OD COIL ENTERING AIR DB TEMPERATURE
33. 9 r t o undefined IDU famiyimodel ves 9 r Communicator Resened i o i o 1 1 1 Reserved Reserved __ No No No No No No No No No No No No No CK Unit only SM CK 1 A 1 GB 11 17 CONTENT CONTROL SYSTEM Airwell OUD Diagnostic Table AO Alarm output No 5 312 11 ENCE 6 jo 1 2 ocrssemd 3 4 ja jojo 5 when enabied o 0 1 6 _ HSTis shored when enabled 9 o 1 1 9 OATis disconnected when enabled o o 1 1 OAT isshored o 1 9 9 9 9 Tsui aisconnected when enabied ves 1 9 9 10 TSUCis shorted when enabled o 1 oI 9 fran 7 2 DC waervotege pe over votage elo 15 AC under votags Ye 9 46 MismathiDU amp ODU models aias Yes s Deine JO oa jem osema j 24 m 9 3 foravloded 35 compressorle 1 jaj
34. Airwell 11 1 11 2 Indoor Fan Control in Heating Mode Indoor fan speed depends on the indoor coil temperature IFAN Speed Turbo Any VL Stop Stop Fan ICTVLSpeed ICTLSpeed ICTHSpeed ICTTSpeed 11 1 14 Auto Cool Heat Mode When in auto cool heat mode unit will automatically select between cool and heat mode according to the difference between actual room temperature and user set point temperature T Unit will switch from cool to heat when compressor is off for 3 minutes and T 3 Unit will switch from heat to cool when compressor is off for 5 minutes and T 3 11 1 15 Dry Mode As long as room temperature is higher then the set point indoor fan will work in low speed and compressor will work between 0 and MaxNLOADIF1C Hz When the room temperature is lower than the set point compressor will be switched OFF and indoor fan will cycle 3 minutes OFF 1 minute ON 11 1 16 Protections There are 5 protection codes Normal Norm unit operate normally Stop Rise SR compressor frequency can not be raised but does not have to be decreased HzDown1 D1 Compressor frequency is reduced by 2 to 5 Hz per minute HzDown2 D2 Compressor frequency is reduced by 5 to 10 Hz per minute Stop Compressor SC Compressor is stopped 11 1 16 1 Indoor Coil Defrost Protection CK Trend CC MERE Fast Increasing Increasing No Change Fast Decreasing 11 8 SM CK 1 A 1 GB
35. B CONTENT My s CONTROL SYSTEM OFAN State 1 at Cool Mode 4 gt Change To Higher Degrees OFAN Cool state 1 50 AEN 45 Nisse bs Z Note Periorities gt gt Change To lower OFAN Cool state 1 If State C change to B If State B change to A When compressor is switched to OFF and the heat sink temperature is above 55 degrees the outdoor fan will remain ON in low speed for up to 3 minutes 11 1 8 2 Outdoor Fan Control for DCI72Z OFAN operates between OFMinRPM to OFMaxRPM Min time for speed change of OFAN TimeReduce 60 seconds There are 4 defined speeds High Med Low and Very Low The actual OFAN speeds in cool mode are defined according to the following table Outdoor air temperature OAT 10 15 20 25 14 24 The fan speed is also related to protections and OMT value SM CK 1 A 1 GB 11 5 CONTROL SYSTEM Airwell 11 1 9 EEV Electronic Expansion Valve Control 11 1 9 1 EEV Control for DCI25 35 50 60 EEV opening is defined as EEV EEV o EEV EEV is the initial EEV opening as a function of the compressor frequency operation mode unit model and capacity 15 a correction value for the EEV opening that is based on the compressor temperature During the first 5 minutes of compressor operation EEV 0 Once
36. CONTENT Airwell CONTROL SYSTEM 11 1 16 2 Indoor Coil Defrost Protection CK Trend T EN Fast Increasing Increasing No Change Fast Decreasing SC SC SC SC SC Norm 6 _8 L gt 8 J T EEN EEE lt 11 1 16 3 Indoor Coil Overheating Protection ICT Trend 11 1 17 Compressor Overheating Protection 11 1 17 1 Compressor Overheating Protection for DCI25 35 50 60 72Z Compressor temperature can be in one of 5 control zones 4 in protection and 1 normal according to the following chart CTT Stop Compressor 105 P3 102 P2 98 P1 94 Normal Control Status Compressor Temperature Increases Else P1 P2 P3 Stop Compressor 11 9 SM CK 1 A 1 GB I CONTENT CONTROL SYSTEM Airwell 11 1 17 2 Compressor Over Current Protection Only For DCI25 35 50 60 72Z CCR A Stop Compresor CCROC4 HzDown2 e cui M HzDown1 EY CCROC2 amp 2 ABC Stop Rise CCROC1 Normal 11 1 18 Heat Sink Overheating Protection 11 1 08 1 Heat Sink Overheating Protection For DCI25 35 50 60 72Z HST Trend MEM ELT STNI TU Fast Decreasing No Change Increasing Fast Increasing 85 90 Norm 11 1 19 Outdoor Coil Deicing Protection 11 1 19 1 Outdoor coil Deicing Protection For DCI25 35 50 60 72Z Entering Deicing Conditions Deicing operation will start when either one o
37. ITIONS OUTLINE DIMENSIONS PERFORMANCE DATA amp PRESSURE CURVES SOUND LEVEL CHARACTERISTICS ELECTRICAL DATA Ku nnn Lou WIRING 85 2 2 REFRIGERATION 8 TUBING CONTROL SYSTEM TROUBLESHOOTING saneren EXPLODED VIEWS AND SPARE PARTS LISTS APPENDDCA SM CK 1 A 1 GB TABLE OF CONTENTS Airwell INTRODUCTION 1 INTRODUCTION 1 1 General The CK DCI Inverter Cassette type split air conditioner range comprise RC heat pump models as follows CK 25 CK 35 CK 50 CK 60 CK 70 1 2 Main Features The CK DCI series benefits from the most advanced technological innovations namely DC inverter technology R410A refrigerant High COP Precharged refrigerant Low Sound level for both Indoor and Outdoor 60 x60 cm dimension designed for integration in suspended ceilings DC Brushless fan motor New grille modern style with elegant lines in line with every interior decor 2 panels optional available hard ceiling Suspended ceiling Motorized air distribution flaps Very slim profile 219 mm at size 9 12 and 270 mm at size 18 24
38. Option of fresh air intake and air distribution to adjacent room Integrated condensate pump with a lift of 1 m Max Connection to Multisplit outdoor units Up to 30 m pipe length between indoor and outdoor units Up to 15 m vertical high between indoor and outdoor units Cooling operation at outdoor temperature down to 10 Heating operation at outdoor temperature down to 15 Built in over flow protection against the condensate water Easy installation and service Product can have the option of additional function of lonizer and ESF Fan speed can be adjusted by compensation on PCB according to different installation height Field option SM CK 1 A 1 GB 1 1 CONTENT 1 3 1 4 1 5 1 6 1 2 INTRODUCTION Airwell Indoor Unit The indoor unit is cassette type indoor unit and can be easily fitted to many types of residential and commercials applications It includes e Coil with hydrophilic aluminum fins e Motorized flaps two step motors e Advanced electronic control box assembly DCI storm e Low sound level of the indoor fan Filtration The CK series presents several types of air filters e Easily accessible and re usable pre filters e Easily Static Filter Field Option Control The microprocessor indoor controller and an infrared remote control supplied as standard providing complete operating function and programming For further details please refer to the Operation Manual Appendix A
39. PROM parameters 12 2 Checking the refrigeration system Checking system pressures and other thermodynamic measures should be done when system is in Test Mode in Test mode system operates in fixed settings The performance curves given in this manual are given for unit performance in test mode when high indoor fan speed is selected Entering test mode Set unit to Cool 16 degrees High indoor fan speed or Heat 30 degrees High indoor fan speed and enter diagnostics 12 3 Judgment by Indoor Outdoor Unit Diagnostics Enter diagnostics mode press for five seconds Mode button in any operation mode Acknowledgment is by 3 short beeps and lights of COOL and HEAT LED s Then every short pressing of Mode button will scroll between Indoor and Outdoor unit diagnostic modes by the acknowledgment of 3 short beeps and lighting of COOL and HEAT LED s During the Outdoor unit diagnostics all four Indoor LED s STBY Operate Filter and Timer are blinking When Indoor diagnostics is displayed all four LED s STBY Operate Filter and Timer are ON 12 2 SM CK 1 A 1 GB CONTENT TROUBLESHOOTING When system enters diagnostics mode only one fault code is shown Order of priority is from the lower to the higher number Diagnostics is continuously ON as long as power is ON The current system operation mode will not be changed If no fault occurred in the system no fault code will be displayed during normal operation mode The last
40. PROXIMATE THRESHOLDOF I Si HEARING FOR 1 CONTINUOUS Pl NOISE i 10 10 T c NOISE 63 125 250 500 1000 2000 4000 8000 63 125 250 500 1000 2000 4000 8000 OCTAVE BAND SOUND PRESSURE LEVEL dB 0 002 MICRO BAR 2 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR BAND CENTER FREQUENCIES Hz BAND CENTER FREQUENCIES Hz 6 4 SM CK 1 A 1 GB CONTENT SOUND LEVEL CHARACTERISTICS DCI 60 Cooling DCI 60 Heating 90 80 70 60 50 40 30 20 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR 1 60 ss RE N LA edendo LLL APPROXIMATE HHH AA THRESHOLD OF HEARING FOR CONTINUOUS oec cl Al NOISE T T 63 125 25 BAND CENTER FREQUENCIES Hz 0 500 1000 2000 4000 8000 OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR 90 80 70 60 50 40 30 20 L 1NC 70 1 60 1 50 F NC 40 20 30 __ APPROXIMATE THRESHOLD OF HEARING FOR CONTINUOUS NOISE 1 20
41. Service Manual CK DC Inverter Series REFRIGERANT R410A HEAT PUMP SM CK 1 A 1 GB AUGUST 2008 CONTENT LIST OF EFFECTIVE PAGES krusell LIST OF EFFECTIVE PAGES Note Changes in the pages are indicated by a Revision in the footer of each effected page when none indicates no changes in the relevant page All pages in the following list represent effected non effected pages divided by chapters Dates of issue for original and changed pages are Original December 2007 Total number of pages in this publication is 111 consisting of the following TIUS irte 1 oos 1 iced aa asua 1 11 s TRS 1 2 1 2 6 1 1 4 1 4 3 1 5 1 5 21 1 BeOS caedis 1 PAM DUERME 1 8 1 8 2 1 DA 1 1051 raso 1 11 1 11 26 1 12 1 12 8 1 13 1 13 15 1 1 Zeroin this column indicates original page Due to constant improvements please note that the data on this service manual can be modified with out notice Photos are not contractual A SM CK 1 A 1 GB CONTENT Airwell 10 11 12 13 14 Table of Contents 55 PRODUCT DATA SHEET RATING COND
42. T OAT Range Cooling Mode limits Heating Mode limits OAT lt 6 Nolim 6 S OAT 15 MaxFreqAsOATC MaxFreqAsOAT1H 15s lt 28 MaxFreqAsOAT2H 11 1 4 Frequency Changes Control When the unit is running normally the compressor frequency change rate is 1 Hz sec 11 1 5 Compressor Starting Control 11 1 5 1 Compressor starting control for DCI25 35 50 60 Step3 Step2 Step1 poda di Minute Min 10 Minutes 11 1 5 2 Compressor starting control for DCI72Z Step 1 Whenever the compressor starts up after it has been off for more than 45 minutes the compressor frequency cannot go below Step7RPS for 3 continuous minutes this rule comes to ensure oil return to the compressor Step 2 The compressor speed cannot go above Step2RPS once after each compressor start up for 3 continuous minutes this rule comes to prevent oil exit from the compressor after its start up Step 3 The speed cannot go higher than Step3RPS unless it was operating for more than 1 continuous minutes between Step3RPS 5 and Step3RPS After passing above Step3RPS this rule is re applied when passing below Step3RPS 5 SM CK 1 A 1 GB 11 3 CONTENT CONTROL SYSTEM Airwell 11 1 6 Minimum On and Off Time 3 minutes 11 1 7 Indoor Fan Control 8 Indoor fan speeds are determined for each model 4 speeds for cool dry fan modes and 4speeds for heat mode When user sets the indoor fan speed to a fixed speed Low Medium High unit will oper
43. an user setting unit will operate fan in selected speed In AutoFan user setting fan speed will be adjusted automatically according to the difference between actual room temperature and user set point temperature 11 1 12 Cool Mode NLOAD is calculated according to the difference between actual room temperature and user set point temperature by fuzzy control In high medium low indoor fan user setting unit will operate fan in selected speed In AutoFan user setting fan speed will be adjusted automatically according to the calculated NLOAD 11 1 13 Heat Mode NLOAD is calculated according to the difference between actual room temperature and user set point temperature by fuzzy control In high medium low indoor fan user setting unit will operate fan in selected speed In AutoFan user setting fan speed will be adjusted automatically according to the calculated NLOAD 11 1 11 1 Temperature Compensation In ducted and cassette models 3 degrees are reduced from room temperature reading except when in I Feel mode to compensate for temperature difference between high and low areas the heated room and for coil heat radiation on room thermistor The temperature compensation can be enabled disabled by shortening of J2 on the indoor unit Controller Model J2Shorted J2 Opened Compensation Enabled Compensation Disabled Ducted Compensation Enabled Compensation Disabled SM CK 1 A 1 GB 11 7 CONTENT CONTROL SYSTEM
44. ate constantly at set speed When Auto Fan is selected indoor unit controller can operate in all speeds The actual speed is set according to the cool heat load 11 1 7 1 Turbo Speed The Turbo speed is activated during the first 30 minutes of unit operation when auto fan speed is selected and under the following conditions Difference between set point and actual room temperature is bigger then 3 degrees Room temperature gt 22 for cooling or lt 25 for heating 11 1 8 Outdoor Fan Control 11 1 8 1 Outdoor Fan Control DCI25 35 50 60 7 outdoor fan speeds are determined for each model 3 speeds for cool and dry modes and 3speeds for heat mode and a very low speed Outdoor fan speed is a function of compressor frequency and outdoor air temperature OAT 4 routines for fan control are determined The control routine selection depends on operation mode compressor speed outdoor air temperature OAT and heat sink temperature HST Routine coo 1 Heating with lt 15 or Cooling with gt 20 or Faulty Cooling with 20 gt OAT gt 7 Cooling with 7 gt Heating with gt 15 OFAN Speed Compressor Routin Routin Routin Routin Target D _105 Fieg lt OFtowFreg _tow _ _tow X OFLowFreq lt Freq OFMedFreq OFMedFregs Freq Low Low Medium 11 4 1 M CK 1 A 1 G
45. ditional charge tam 169 Connections Sucionims 38 853 between units Mextbinglengh m Remote control 1 Rating conditions in accordance with ISO 5151 and ISO 13253 for ducted units and EN 14511 2 Airflow in ducted units at nominal external static pressure 3 Sound power in ducted units is measured at air discharge 4 Sound pressure level measured at 1 meter distance from unit x a 2 x Q a 2 O Operation control type m Heating elements kW SM CK 1 A 1 GB 2 1 CONTENT PRODUCT DATA SHEET 2 2 35 410 characteristics oe Gom Capacity Energy efficiency class Fan type amp quantity H M L External static pressure MinMax Condensate drain tube mm Refrigerant control 7 ElecWonial xpansionVave Compressor type model 7 Single Rotary DC Inverter Panasonic SRS102XAB Fanpe amp quanity 171 Propellers Fan speeds Units per palet uns 59 Refrigeranttype 0 1 2kg 7 5m Additional charge Connections Operation controlype 7 1 Rating conditions in accordance with ISO 5151 and ISO 13253 for ducted units and 14511 2 Airflow in ducted units at nominal ext
46. el Unit On output ALARM output CLOCK RCW Power RCW 16 Pins Display not used To Display Water Pump Fresh Air 11 14 SM CK 1 A 1 GB CONTENT CONTROL SYSTEM 11 1 24 Self Test Jumper J1 e Jumper for production line only never install jumper on site 11 1 25 DIP Switch and Jumper Settings e CK Dip switch default setting for each model NE NE NE ON OFF OFF OFF OFF OFF ON OFF 2 5 KW ON or OFF on OFF OFF on OFF ov on on OFF OFF on OFF e CK Dip switch default setting for each model ino ur ERE MODEL J2 J3 J5 J7 J8 J9 J10 J12 25KW ON OFF OFE ON OFF OFF ON OFF askw ov or or or on OFF on sow ov or or ow on OFF on Water pump and float switch setting In case of vertical installation change dipswitch 7 to OFF position to cancel their operation High external static pressure There is an option of increasing the airflow if the ESP external static pressure is higher than planned To increase the speed change dipswitch 8 to ON position e Compensation setting Factory setting This setting activates the compensation to the return air temperature in heating mode For indoor unit like cassette the DIP switch J2 should be ON Activated factory setting ON Deactivated e Unit model setting Factory setting The un
47. eneral Parameters for every software Default Value MinOFFTime MinONTime OFSPCH Down1 Down2 Dlmin Dimax TimeD DTmin DTmax DIT CTMRUP DIF TCT HSTOH1 HSTOH2 HSTOH3 HSTOH4 HSTOH5 HSTOHDelta1 HSTOHDelta2 EEVCVTConst Balance Time EEVlnitOpen CO OJ NHJO G BR 0O NJAa e SM CK 1 A 1 GB 11 23 CONTENT CONTROL SYSTEM 11 3 5 ODU Model Dependent Parameters 35V12 Outdoor Model Parameter Airwell MinFreqC MaxFreqC MinFreqH MaxFregH NormAccel NormDecel Step1Freq Step2Freq OFVL OFLOWC OFMEDC OFMAXC OFLOWH OFMEDH OFMAXH OFANTESTMODEC OFANTESTMODEH OFDelTestMode CTTOH1 CTTOH2 CTTOH3 4 CCROC1 CCROC2 CCROCS3 CCROC4 DEICT1 DEICT2 DEICT3 ProtFreqLimit EEVDecierOpen OptimDeicFreq EEVMinOperOpenC EEVMaxOperOpenC EEVMinOperOpenH EEVMaxOperOpenH EEVNormRate EEVHighRate EEVMaxOpen OFLowFreqC OFMedFreqC OFLowFreqH OFMedFreqH HeaterDisableFlag OATRefC SUCT Enable HST Enable OAT Enable OAT RefH MinTargCTTC MaxTargCTTC MinTargCTTH MaxTargCTTH DST DSTF OATLimitC OATLimit1H OATLimit2H MaxFreqAsOATC
48. er Input kW WB Wet Bulb Temp DB DryBulb Temp ID Indoor OU Outdoor 5 5 4 Capacity Correction Factors Heating Capacity Ratio Vs Outdoor Temperature Capacity Ration 5 18 SM CK 1 A 1 GB CONTENT Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 5 5 Model CK 70 DCI Cooling Test Mode Suction Pressure Vs Outdoor Temp 29 21 Suction Pressure kPa 32 23 20 25 30 35 Outdoor DB Temperature C Discharge Pressure Vs Temp Indoor DB WB 22 15 24 17 29 21 32 23 Discharge Pressure kPa 30 35 Outdoor DB Temperature C SM CK 1 A 1 GB 5 19 CONTENT PERFORMANCE DATA amp PRESSURE CURVES Airwell 5 5 6 Heating Test Mode Suction Pressure Vs Outdoor Temp Suction Pressure kPa 5 Outdoor WB Temperature C Discharge Pressure Vs Outdoor Temp Indoor DB Discharge Pressure kPa 5 Outdoor WB Temperature C 5 20 SM CK 1 A 1 GB CONTENT Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 6 5 6 1 5 6 2 5 7 5 8 Capacity Correction Factor Due to Tubing Length Cooling Heating Minimum recommended tubing length between indoor and outdoor units is 3m F
49. erature Capacity Ration SM CK 1 A 1 GB CONTENT PERFORMANCE DATA amp PRESSURE CURVES Indoor 29 21 32 23 Suction Pressure kPa 25 30 35 Outdoor DB Temperature Discharge Pressure VS Outdoor Temp 29 21 32 23 Discharge Pressure kPa SM CK 1 A 1 GB 20 25 30 35 Outdoor DB Temperature C 5 7 PERFORMANCE DATA amp PRESSURE CURVES Airwell 5 2 6 Heating Test Mode Suction Pressure VS Outdoor Temp Suction Pressure kPa 5 0 5 Outdoor WB Temperature C Discharge Pressure VS Outdoor Temp Discharge Pressure kPa 5 0 5 Outdoor WB Temperature C 5 8 SM CK 1 A 1 GB CONTENT Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 3 CK 50 DCI 5 3 1 Cooling Capacity kW Run Mode 230V Indoor Fan at High Speed ID COIL ENTERING AIR DB WB TEMPERATURE C OD COIL ENTERING AIR DB TEMPERATURE 10 20 protection range 80 110 96 of nominal 80 105 96 of nominal 25 50 of nominal 5 15 5 47 5 78 25 3 50 3 57 3 64 LEGEND TC Total Cooling Capacity kW SC Sensible Capacity kW PI Power Input kW WB WetBulb Temp
50. ernal static pressure 3 Sound power in ducted units is measured at air discharge 4 Sound pressure level measured at 1 meter distance from unit x O x O a 2 O 2 2 SM CK 1 A 1 GB CONTENT PRODUCT DATA SHEET 2 3 50 DCI 410 Characteristics 1 Cooling Heating iv Energy efficiencyclass 21 K Fantype amp quantity Centifuygaxt Extemal static pressure Min Max Pa Sound power level Rime BA 152 681X681X348 17 7 Refigerantconro Electronical Expansion Compressor type model Single Rotary DC Inverter Panasonic 5RS130XCCOS Fantpe amp quatiy RP RPM m3hr dB A 9 e Units per palet Tits 09 Refrigeranttype Connections between units Operation control type Remote control Heating elements 1 Rating conditions in accordance with ISO 5151 and ISO 13253 for ducted units and EN 14511 2 Airflow in ducted units at nominal external static pressure 3 Sound power in ducted units is measured at air discharge 4 Sound pressure level measured at 1 meter distance from unit CONTENT OUTDOOR M SM CK 1 A 1 GB 2 3 PRODUCT DATA SHEET A mai 2 4 CK 60 DCI R410A Characteristics J oe 58 465 6820 8 Energy efficiency class o o C B cc Ratedcuret o
51. et 4526220 Fuse stand JEF 511B EHK P N 150 038 00 6 a 8 10 E 42 21825 MEE 15 NU 18 19 20 Ze _22_ 23 m 25 s 26 NL 208 28 29 30 MINE EM ET 35 36 le am 38 59 40 7 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 SM CK 1 A 1 GB 13 9 CONTENT EXPLODED VIEWS AND SPARE PARTS LISTS Airwell 13 9 Outdoor Unit ONG3 50 DCI AN CLL
52. f the following conditions exist Case 1 lt OAT 8 AND TLD gt DI Case 2 lt 12 AND TLD gt 30 minutes Case 3 OCT is Invalid AND TLD gt DI Case 4 Unit is just switched to STBY AND OCT OAT 8 Case 5 NLOAD 0 AND OCT lt OAT 8 Case 6 lt 19 AND TLD gt 60 minutes All this condition will exist during 10 seconds OCT Outdoor Coil Temperature OAT Outdoor Air Temperature TLD Time from Last Deicing DI Deicing Interval Time Interval Between Two Deicing interval time when compressor is first started in heat mode is 10 minutes if OCT 2 and is 40 minutes in other cases Deicing interval time is changed increased decreased in 10 minutes steps as a function of deicing time If deicing time is shorter then former deicing time the deicing interval time will be increased If deicing time is longer then former deicing time the deicing interval time will be decreased 11 10 M CK 1 A 1 GB CONTENT on si Airwell CONTROL SYSTEM e Deicing Operation Procedure Threshold COMP DeiceFregChRV RV OFAN EEV T1260 secondes T2 36 secondes T3 6 secondes T1250 secondes T2 36 secondes T3 6 secondes 11 1 20 Condensate Water Over Flow Protection P1 P2 P3 P4 o o Level Connector Top View Each of the pins P1 P2 P3 can have two options 1 When it is shorted with P4 0 When it is not shorted to P4 Don t care Don t care 1 Normal 1 Pin P1 P2
53. fault code will be displayed even if the system has recovered from that fault The last fault will be deleted from the EEPROM after the system has exit diagnostics mode In diagnostics mode system fault status will be indicated by blinking of Heat amp Cool LEDs The coding method will be as follows Heat LED will blink 5 times in 5 seconds and then will be shut off for the next 5 seconds Cool LED will blink during the same 5 seconds according to the following Indoor Outdoor unit tables Note 0 OFF 1 12 3 1 Indoor Unit Diagnostics e Alarm Output The Alarm Output dry contact will be on closed when a predefined set faults occur The fault set is defined under diagnostics section The alarm output will be off open when the predefined fault is cleared The indoor alarm outputs are defined according to the following table No Problem 2 1 vrs 9 9 3 Jes o 3 _ o eel 4 Ratisstoreg o s Reserven tor mSme used as RoTa Ne o o jajo Ee shorealdisconnectes when o o 1 0 7 uwemerDutmimo o o 3 a NoCommunicaion o o wfe o o ne 9 C Rese
54. ing it from supplying the requested capacity The capacity request is transferred via indoor to outdoor communication and is represented by a parameter called NLOAD NLOAD is an integer number with values between 0 and 127 and it represents the heat or cool load felt by the indoor unit 11 1 2 Compressor Frequency Control 11 1 21 NLOAD setting The NLOAD setting is done by the indoor unit controller based on a PI control scheme The actual NLOAD to be sent to the outdoor unit controller is based on the preliminary LOAD calculation the indoor fan speed and the power shedding function NLOAD limits as a function of indoor fan speed Indoor Fan Speed Maximum NLOAD Cooling Maximum NLOAD Heating Indoor Fan Speed Maximum NLOAD Cooling Maximum NLOAD Heating MaxNLOADIF1C MaxNLOADIF1H High MaxNLOADIFSC MaxNLOADIFSH Auto MaxNLOADIF5C MaxNLOADIFSH _____ NLOAD limits as a function of power shedding ___ Power OFF Power ON Nominal Cooling Heating Nominal heating 11 1 3 Target Frequency Setting 11 1 3 1 Target Frequency Setting for 25 35 50 60 72Z The compressor target frequency is a function of the NLOAD number sent from the indoor controller and the outdoor air temperature Basic Target Frequency Setting Up to SW 35V12 NLOAD Target Frequency Hz EC a MinFreqC in cool OR MinFreqH in heat mode 11 126
55. it model setting should be in accordance with the unit model on the nameplate The unit operating parameters will be improper with wrong settings SM CK 1 A 1 GB I 11 15 CONTENT CONTROL SYSTEM Airwell e Presence Detector Power Shedding Selection Select the functions of dry contact PD PS by setting the Dip switch J9 Presence Detector Power Shedding e Installation of height compensation settings By installer The compensation settings according to installation height should be set by using the dip switch J12 J13 on the controller PCB HO OFF OFF 2 1 2 7 Compensation data according to the installation height Speed Compensation for Speed Compensation for Temperature compensation js ibd Heating Mode other Modes in heating mode eig 11 16 M CK 1 A 1 GB _ CONTENT i 9 Airwell CONTROL SYSTEM IDU Diagnostic Table e Alarm Output The Alarm Output dry contact will be on closed when a predefined set faults occur The fault set is defined under diagnostics section The alarm output will be off open when the predefined fault is cleared The indoor alarm outputs are defined according to the following IDU Diagnostic Table i 0 0 0 1 ICT is disconnected Yes 0 3 crssews oo 1 CO 3 RaTis disconnected o jo 4 Ratisstored 00 5 Reserved for MSMP used as RGT faut Ne o 9 r o ICTEshored dscomected when enabled ves o
56. ng the connectors on the PCB hold the whole housing don t pull the wire There are sharp fringes and sting on shell Use gloves when disassemble the A C units SM CK 1 A 1 GB 12 7 CONTENT EXPLODED VIEWS AND SPARE PARTS LISTS 13 13 1 SM CK 1 A 1 GB EXPLODED VIEWS AND SPARE PARTS LISTS Indoor Unit CK 25 35 50 60 70 DCI TES 77 1 3 1 m p Z ki site A qi ey 13 1 CONTEN EXPLODED VIEWS AND SPARE PARTS LISTS 13 2 Indoor Unit CK 25 35 DCI No Part Description Unit 453189900 Filter Assy 453192700 Water Level Switch 465720163 Front Plate Assy 625x625 465720169 Front Plate Assy 725x725 ION CK Airwell 465080003 462350078 453192600 465800084 453189700 453191300 465360021 466010002 453191600 453191700 Display Cover Evaporator Assy CK DCI 25 35 R410A Pump CK Drain Pipe Assy CK Horizontal Flap 10 11 12 13 14 Drain pan Assy Support Grill Clasp Centrifugal Fan Low CK60X60 EPS 1 Front Frame EPS 2 Front Frame 14 470250017 EPS Air outlet Front Frame 1 470250004 EPS 3 Front Frame 5 16 4661300108 DC Motor 40W 60 60 465020104 Front Frame 625x625 465020105 Front Frame 725x725 Airwell CK 18 433050 Step Motor 4520278R 464250066 467300128R 467300122R 19 20 21 22 23 24 24 25 26 27 28 29 30 31 32 33
57. o Commumieaton 1 9 4 1 28 Missing ODU configuration 1 Ja 9 9 29 Undefined ODU Model con ssvisandatow ves 1 1 1 9 s Frwwewe Ju Alarm Output is on SW 35V14 and above There is no alarm on SW 35V12 and below e Unit ON Output The On Off status dry contact will be on closed when the indoor mode is not STBY If the indoor mode is STBY mode the On Off status will be off open e PD PS Presence Detector Power Shedding Function Contact open Contactzshort J9 open Presence Detector Connection Last Mode Force to STBY J9 short Power Shedding Function Limit NLOAD 11 18 1 1 CONTENT on s CONTROL SYSTEM 11 1 25 Outdoor Unit Controller 11 1 25 1 Outdoor Unit Controller Jumper setting JP9 Jumper Layout Reserved PIN 9 PIN 7 ODU2 PIN 5 ODU1 PIN3 ODUO PIN 1 GND PIN 10 GND PIN8 GND PIN6 GND PIN4 GND 2 11 1 26 ODU Model Selection 052 0000 ODU Model A Single 25 B Single DCI 35 ON PIN3 amp 4 ON PIN1 amp PIN2 C Single DCI 50 ON PING amp PING D Single DCI 60 ON PIN7 amp PIN8 ON PINS amp L Single DCI 722 11 1 27 Outdoor Unit Controller 11 1 27 1 Outdoor Unit Controller DIP Switch setting ODUO ODU1 ODU2 ODUS3 N A N A
58. ool e Aspecial MegaTool software Use MegatTool according to following procedure e Setup MegaTool software copy the software to the computer e Connect RS232C port in computer with MegaTool port in Indoor Outdoor unit controller by the connection wire e Run the software and choose the COM port you can monitor the A C system state in monitor tab 12 5 Simple procedures for checking the Main Parts 12 5 1 Checking Mains Voltage Confirm that the Mains voltage is between 198 and 264 VAC If Mains voltage is out of this range abnormal operation of the system is expected If in range check the Power Circuit Breaker and look for broken or loosed cable lugs or wiring mistake s 12 5 2 Checking Power Input If Indoor unit power LED is unlighted power down the system and check the fuse of the Indoor unit If the fuse is OK replace the Indoor unit controller If the fuse has blown replace the fuse and power up again Checking Power Input procedure for the Outdoor unit is the same as with the Indoor unit 12 5 3 Checking the Outdoor Fan Motor Enter Test Mode where the OFAN speed is high Check the voltage between lead wires according to the normal value as following e Between red wire and black wire 310VDC 20V e Between orange wire and black wire 15VDC 1V Between yellow wire and black wire 2 6 12 6 SM CK 1 A 1 GB CONTENT TROUBLESHOOTING 12 5 4 Checking the Compressor The compressor is brushless
59. oor Unit DCI 60 846 690 4 2 SM CK 1 A 1 GB CONTENT OUTLINE DIMENSIONS 4 4 Outdoor Unit DCI 72Z WIRING CONNECTIONS SUCTION TUBE FLARED LIOUID TUBE FLARED VALVES A CONNEDTIONS AIR DUTLET n 4 3 SM CK 1 A 1 GB CONTENT Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 PERFORMANCE DATA 5 1 CK 25 DCI 5 1 1 Cooling Capacity kW Run Mode 230V Indoor Fan at High Speed ID COIL ENTERING AIR DB WB TEMPERATURE C OD COIL ENTERING AIR DB TEMPERATURE 80 110 of nominal 80 105 96 of nominal 25 50 of nominal 10 20 protection range 25 LEGEND TC Total Cooling Capacity kW SC Sensible Capacity kW PI Power Input kW WB WetBulb Temp C DB Dry Bulb Temp ID Indoor OU Outdoor 5 1 2 Capacity Correction Factors Cooling Capacity Ratio Vs Outdoor Temperature EL Capacity Ratio 30 35 Outdoor Temperature SM CK 1 A 1 GB 5 1 CONTENT PERFORMANCE DATA amp PRESSURE CURVES krusell 5 1 3 Heating Capacity kW Run Mode 230V Indoor Fan at High Speed ID COIL ENTERING AIR DB TEMPERATURE C OD COIL ENTERING AIR DB WB TEMPERATURE 15 16 10 12 2 30 iibi 0 70 2 3
60. permanence magnetic DC motor Three coil resistance is same Check the resistance between three poles The normal value should be below 0 5 ohm TBD 12 5 5 Checking the Reverse Valve RV Running in heating mode check the voltage between two pins of reverse valve connector normal voltage is 220VAC 12 5 6 Checking the electrical expansion valve EEV The EEV has two parts drive part and valve The drive part is a step motor it is ringed on the valve Check the drive voltage 12VDC When Outdoor unit is power on EEV shall run and have click and vibration 12 6 Precaution Advise and Notice Items 12 6 1 High voltage in Outdoor unit controller Whole controller including the wires that are connected to the Outdoor unit controller may have the potential hazard voltage when power is on Touching the Outdoor unit controller may cause an electrical shock Advise Don t touch the naked lead wire and don t insert finger conductor or anything else into the controller when power is on 12 6 2 Charged Capacitors Three large capacity electrolytic capacitors are used in the Outdoor unit controller Therefore charging voltage 380VDC remains after power down Discharging takes about four minutes after power is off Touching the Outdoor unit controller before discharging may cause an electrical shock 12 6 3 Additional advises When disassemble the controller or the front panel turn off the power supply e When connecting or disconnecti
61. power supply is OK check display and display wiring if OK replace controller Unit does not respond to remote control message Remote the indoor unit control message not reached Check remote control batteries if batteries are OK check display and display wiring if OK replace display PCB If still not OK replace controller Unit responds to remote control message but Operate indicator Green LED does not light up Problem with display PCB Replace display PCB If still not OK replace controller Indoor fan does not start louvers are opened and Green LED does light up Unit in heat mode and coil is still not warm Change to cool mode and check Problem with PCB or capacitor Change to high speed and Check power supply to motor is higher than 130VAC for triack controlled motor or higher than 220VAC for fixed speed motors if OK replace capacitor if not OK replace controller Indoor fan works when unit is OFF and indoor fan speed is not changed by remote control command PCB problem Replace controller Compressor does not start Electronics control problem or protection Perform diagnostics See 12 3 and follow the actions described Compressor stops during operation and Green LED remains on SM CK 1 A 1 GB Electronic control or power supply problem CONTENT Perform diagnostics See 12 3 and follow the actions described 12 1
62. put is on SW 35V14 and above There is no alarm on SW 35V12 and below 12 3 4 Outdoor Unit Diagnostics and Corrective Actions Probable Cause Corrective Action Sensors failures of all types Check sensors connections or replace sensors IPM Fault Electronics HW problem Check all wiring and jumper settings if OK replace electronics Bad EEPROM No action unless special parameters are required for unit operation DC under over Voltage Electronics HW problem Check outdoor unit power supply voltage AC under Voltage Check outdoor unit power supply voltage Indoor Outdoor unit Communication mis match Indoor and Outdoor controllers are with different versions Replace Indoor controller No Communication Communication or grounding wiring is not good Check Indoor to Outdoor wiring and grounding SM CK 1 A 1 GB CONTENT 12 5 TROUBLESHOOTING Airwell Probable Cause Corrective Action Switch unit to STBY and restart If still not ok check compressor 12 5 4 If comp is ok replace OU controller If compressor is not ok replace compressor Compressor Lock Communication quality Check Indoor to Outdoor is low reliability wiring and grounding Bad Communication 12 4 Judgment by MegaTool MegaTool is a special tool to monitor the system states Using MegaTool requires e Acomputer with RS232C port e Aconnection wire for MegaT
63. qH MaxFreqH Step1Freg Step2Freg gt Step3Freq OFMinRPM OFMaxRPM N NightRPM OFNNoiseMaxRPM CTTOH1 CTTOH2 a N CTTOH4 CCROC1 CCROC2 N N CCROC4 N N ProtFreqLimit EEVMinOperOpenC EEVMaxOperOpenC EEVMinOperOpenH EEVMaxOperOpenH HeaterDisableFlag HST Enable OATLimitC OATLimit1H OATLimit2H MaxFreqAsOATC MaxFreqAsOAT1H MaxFreqAsOAT2H NormAccel NormDecel OCTExitDeicer 11 26 MaxDeicerTime CONTENT SM CK 1 A 1 GB Airwell TROUBLESHOOTING 12 TROUBLESHOOTING WARNING When Power Up the whole outdoor unit controller including the wiring is under HIGH VOLTAGE 12 1 Never open the Outdoor unit before turning off the Power When turned off the system is still charged 400V It takes about 3 Min to discharge the system Touching the controller before discharging may cause an electrical shock For safe handling of the controller please refer to section 12 6 below General DCI Single Split System failures and Corrective Actions SYMPTOM Power supply indicator Red LED does not light up PROBABLE CAUSE No power supply CORRECTIVE ACTION Check power supply If
64. rame 625x625 Front Frame 725x725 Airwell CK Step Motor Fixing Plate Pump Assy Display Board CK Filter Board CK DCI Control Board CK DCI Indoor Sensor BLACK Coil Air Temperature Sensor Thermister 6 Thermistor room EPS Air Housing high ESF option control Box assay1 Remote controller RC4 I 1 P N 974 710 00 30 464750003 Cover Controll Box 1 31 464750002 Controll Box 2 CK sz 4640004 Covercontolox J ss 467420016 7 Poes Terminal Block J z as 4040072 Covert Fronta 1 as Cover renta r 37 E EN ENT MC E E 2 EN ETSI EN BE EE WEN 2 BEN 22 NEM EM 2 2 il 26 EEA 28 2 37 465340040 Cover3 Front Plate 465080002 Cover4 Front Plate 465800089 Support 1 lever Assy CK 40 453193500 lonizer option 1 13 6 SM 1 A 1 GB _ CONTENT Airwell EXPLODED VIEWS AND SPARE PARTS LISTS Ne Part No Description a2 465960028 Supporter 8 4600020 4019200 ta Pre ass Ja 458108400 Fixing PateEvaporator vah 2 s 455190000 Arae hen s _ er 465800001 2 pasas T gt e
65. resh air volume to the external static pressure Field option Knock down opening p100mm the casing for the fresh duct Fresh air control by external booster fan Select the fresh air volume according to required external static pressure Fresh air volume Vs ESP Fresh Air Volume m3 h ESP Pa Conditioned air supply to adjacent room Field option To be finished SM CK 1 A 1 GB 5 21 CONTENT SOUND LEVEL CHARACTERISTICS 6 SOUND LEVEL CHARACTERISTICS 6 1 Sound Pressure Level 1 5m Unit Mic Js o Figure 1 6 2 Soud Pressure Level Spectrum Measured as Figure 1 CK 25 CK 35 90 80 80 70 70 t NC 70 60 60 p NC 60 ALL HEE ut 50 50 SS t NC 50 NC 50 A 40 40 30 30 HAHAHA d iNC 30 20 APPROXIMATE RE THRESHOLD OF i2 NE I NC 20 HEARING FOR X CONTINUOUS zle NOISE i Pli 63 125 250 500 1000 2000 4000 8000 63 125 250 500 1000 2000 4000 8000 L A OP d 20 APPROXIMATI se p THRESHOLD OF RE I HEARING FOR 1 RE T CONTINUOUS OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR OCTAVE BAND SOUND PRESSURE LEVEL dB re 0 002 MICRO BAR
66. sing EEPRRRROM parameters Using EEPROM data 12 3 3 Outdoor Unit Diagnostics The outdoor alarm outputs are defined in the following way No Pmebem 54 321 Octisdscomeded _ Delo t 2 ocrssemd 3 4 75 HST is disconnected when enabied vs o o 0 1 6 HSTis shored when enabled 9 9 1 1 9 OATis disconnected when enabled o o 1 e OATis shorted when erabe _ e 9 1 9 9 9 OWT is discomected 01721722180 ves o 1 9 1 SM CK 1 A 1 GB 12 4 CONTENT TROUBLESHOOTING Airwell No Problem _ Ao s 4 3 2 10 OMT is shorted DCI72 727 80 Yes 0 1 0 1 0 x BadEEPROM o Ja DC uwdervotage 9 Dc over votage ZZ ves AC under voege 9 91 16 Mismatch IDU amp ODU models ves 1 o 9 9 9 1 No Communication 9 _ ijo 9 3 Heat Over Heating rjo oo aois ne ajo oli zz compressor over rjo jr 1 35 compressor Over tjo ne 3r Bad Communication Bad Communication Alarm Out
67. the listed outdoor units can be matched with other types of indoor units such as cassettes and wall mounted For further information please refer to the relevant Service Manual SM CK 1 A 1 GB 1 3 CONTENT Airwell PRODUCT DATA SHEET 2 PRODUCT DATA SHEET 2 1 25 DCI 410 Model Indoor Unit Model Outdoor Unit DCI25R40A __ Characteristics Unis Cooling 6 10900 5100 16400 N kW 25 1556 3 2 1 5 4 8 kW 059045100 0 8 0 50 1 40 4 00 Energy efficiency class II O A Rated current Starting current Circuit breaker rating kW kW AN 3 6 Fantype amp quaniy 00 H M L 600 500 400 460 External static pressure Min Max mm 20 mm kg mm kg units Refrigerantcontrol 1 Electronical Expansion Valve Compressor type model Single Rotary DC Inverter Panasonic 5RS102XAB pe l mm kg mm kg 681X681X297 mm mm Weight 11 192229 _ O mm units R Dimensions WD mm 795290610 O Weigh 1 90 2 Package dimensions WxHxD mm 5455565 O kg Units dB A 6 61 51 Packaged weight pu a Units per pallet Ung o gt o o Stacking height wis Skwes Refrigerantype Refrigerant chargiess distans kom Ad
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