Service Manual HDD_HED009/012
Contents
1. 4 THRESHOLD OF NE HEARING FOR Ui CONTINUOUS NOISE i I i ini T 63 125 250 500 1000 2000 4000 8000 Hz BAND CENTER FREQUENCIES SM HDDHED 1 A 1 GB MICRO BARO 002 dB re OCTAVE BAND SOUND PRESSURE LEVEL 90 80 70 60 50 40 30 20 HDD012 012 70NC 1 60 1 50NC F 0NC 3 THRESHOLD OF 4 NE HEARING FOR X CONTINUOUS i NOISE i I sr i T T i ms 63 125 250 500 1000 2000 4000 8000 Hz BAND CENTER FREQUENCIES 6 1 SOUND LEVEL CHARACTERISTICS Airwell 6 3 Outdoor units Microphone Fig 2 Microphone Distance from Unit 6 4 Sound Pressure Level Spectrum Measured as Figure 2 YDD009 YDD012 Cooling YDD009 YDD012 Heating 90 90 80 80 N NS N E lt lt NSS 70 70 70 60 60 MINI 50 50 1 50 40 40 1 40 30 30 NAA PRO 30NC 20 APPROXIMATE 22. Service Manual HDD HED DCI Series Outdoor Units AWSI HDD009 H11 AWSI HED009 H11 AWAU YDD009 H11 AWSI HDD012 H11 AWSI HEDO12 H11 AWAU YDD012 H11 REFRIGERANT R410A HEAT PUMP SMHDDHED 1 A 1GB _ NOVEMBER 2010 Version 1 LIST OF EFFECTIVE PAGES SAirwell 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 0 August 2009 Total number of pages in this publication is 111 consisting of the following 1 1 MS 1 1 1 1 3 1 2 1 2 5 1 1 4 1 4 2 1 5 1 5 25 1 6 1 6 4 1 anion 1 cebat 1 9 1 9 2 1 10 1 1 11 1 11 21 1 12 1 12 7 1 13 1 13 10 1 1 1 Appendix A 1 Zero in this column indicates an 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 HDDHED 1 A 1 GB Airwell 10 11 12 13 14 Table of
3. 5 4 SM HDDHED 1 A 1 GB Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 2 HDD012 HED012 5 2 1 Cooling Capacity kW Run Mode 230 V Indoor Fan at High Speed ID COIL ENTERING AIR DB WB TEMPERATURE C OD COIL ENTERING AIR DB TEMPERATURE C 10 20 80 110 of nominal OEREN 090 097 093 095 096 30 sas 388 225 230 236 239 244 an oo ew 146 1717711 LEGEND TC Total Cooling Capacity kW SC Sensible Capacity kW Power Input kW WB Wet Bulb Temp C DB Dry Bulb Temp C ID Indoor OD Outdoor 5 2 2 Capacity Correction Factors Heating Capacity Ratio Vs Outdoor Temperature 5 0 5 Outdoor WB Temperature deg C SM HDDHED 1 A 1 GB 5 5 PERFORMANCE DATA amp PRESSURE CURVES Airwell 5 2 3 Heating Capacity kW Run Mode 230 V Indoor Fan at High Speed OD COIL ID COIL ENTERING AIR DB TEMPERATURE C ENTERING AIR DB WB TEMPERATURE 15 C 15 16 TC mm Ee 7 8 1 2 10 9 15 42 PI 15 24 TC 85 105 96 of nominal Protection Range 80 120 of nominal LEGEND TC Total Heating Capacity kW Power Input kW WB Wet Bulb Temp C DB Dry Bulb Temp C ID
4. Indoor OU Outdoor 5 2 4 Capacity Correction Factors Cooling Capacity Ratio Vs Outdoor Temperature mn 30 35 40 Outdoor Temperature deg C 5 6 SM HDDHED 1 A 1 GB Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 2 5 5 2 5 1 Suction Pressure kPa Input Current A Model HDD012 HED012 Cooling Indoor DB WB 22 15 24 17 27 19 29 21 32 23 20 25 30 35 Outdoor DB Temperature 20 25 30 35 Outdoor DB Temperature SM HDDHED 1 A 1 GB 5 7 PERFORMANCE DATA amp PRESSURE CURVES Airwell 5 2 5 2 Heating Suction Pressure kPa 20 25 30 35 Outdoor DB Temperature Input Current A 20 25 30 35 Outdoor DB Temperature 5 8 SM HDDHED 1 A 1 GB Airwell SOUND LEVEL CHARACTERISTICS 6 2 90 80 70 60 50 40 30 20 MICRO 002 dB re OCTAVE BAND SOUND PRESSURE LEVEL Sound Pressure Level SOUND LEVEL CHARACTERISTICS Microphone Fig 1 Figure 1 Wall Mounted Sound Pressure Level Spectrum Measured as Figure 1 HDD009 009 70 1 60 1 50 N 1 40NC
5. 18 times PCB temperature detection cuircuit has problem HEAT LED OFF 3s and blink HST overheating protection Insufficient attachment of IPM 19 times module to Heatsink Outdoor PCB problem P COOL LED OFF 3s and blink DC over voltage AC power supply is higher than 11 times 265V Outdoor PCB circuit malfunction HEAT LED OFF 3s and blink DC under voltage AC power supply voltage is less 21 times than 150VAC 2 Outdoor PCB circuit malfunction HEAT LED OFF 3s and blink Phase current detection Replace outdoor main board 13 times malfunction of compressor U7 COOL LED OFF 3s and blink RV is abnormal Supply voltage is lower than 20 times AC175V Wiring terminal of RV is loosen or broken RVis damaged HEAT and COOL LED blink 12 Setting error Outdoor unit is not matched with indoor times at the same time unit HEAT and COOL LED blinks 7 Zero crossing protection Replace indoor main board times at the same time IDU UH HEAT and COOL LED blink 8 No motor of outdoor unit This malfunction may happen when times at the same time feedback outdoor DC motor is used UU HEAT and COOL LED blink 11 DC over current times at the same time H PL U1 U5 COOL LED OFF 3s and blink AC Current detection problem Replace outdoor main board 13 times UA UF i SM HDDHED 1 A 1 GB 12 3 TROUBLESHOOTING Airwell 12 1 4 Checking the refrigeration system Checking system pressures and other thermodynamic measures should
6. 11 11 5 Outdoor Coil Deicing Protection This protection is for Heat Pump Only This protection is carried out by the cooling cycle reverse cycle The defrosting time or outdoor heat exchanger temperature must be more than its setting values when finishing the deicing protection In the deicing protection IFAN is forced OFF 11 11 5 1 Deicing Starting Conditions The starting conditions must be made with the outdoor air temperature OAT and outdoor coil temperature OCT Under the conditions that the system is in heating operation 6 minutes after the compressor is started and more than 44 minutes of accumulated time pass since the start of the operation or ending the defrosting Deicing interval time is changed as a function of deicing time If deicing time is shorter than former deicing time the deicing interval time will be increased If deicing time is longer than former deicing time the deicing interval time will be decreased 11 11 5 2 Deicing Protection Procedure PI control Frequency OHz 60sec 50sec 600 50sec ON Compressor OFF ON Four way valve OFF 5sec 5sec ON Fan OFF 450pps 350pps 450pps Electronic expansion valve opening Initial opening 11 11 5 3 Exiting Deicing System will exit the deicing until OCT reaches to certain value depends on OAT or the deicing time gt 10mins 11 12 Operating the Unit from the ON OFF Button The ON OFF button allows to operat
7. Contents INTROBUCTION PRODUCT DATA SHEET nani bach xa nana nus Ong c cru RATING CONDITIONS eere OUTLINE DIMENSIONS eene PERFORMANCE DATA amp PRESSURE CURVES SOUND LEVEL CHARACTERISTICS ELECTRICAL DATA avisa ta deep ein WIRING DIAGRAMS reati ma haa 9244 nianu dvertaantensinne REFRIGERATION 8 TUBING 8 CONTROL SYSTEM inita crea TROUBLESHOOTING zinnens acia s senen EXPLODED VIEWS AND SPARE PARTS LISTS APPENDIX A 5i oaa pa SM HDDHED 1 A 1 GB TABLE OF CONTENTS Airwell INTRODUCTION 1 1 1 2 INTRODUCTION General HDD HED series is a monosplit DCI inverter air conditioner designed for residential buildings The ODU YDD009 012 product is a DC inverter outdoor with high technology By using DC compressor sine wave torque control technology this product provides more comfort and economical operating The IDU HDD HED 009 012 is a high wall mounted type indoor with modern apperance Main Features The unit benefits from the most advanced technological innovations namely 1 3 DC inverter technology R410A models Microp
8. Position L and position D When the unit is turned off the air deflector will stay in position 0 The swing is available only when the swing function is set and the indoor fan is running The louver swing can also be set between L and B between A and C between B and D 11 8 Clean function Clean function enables dring the indoor coil after Cool or Dry mode to avoid mould Press CLEAN button in Cool or Dry mode and the 9 be shown remote control Under clean function the indoor fan will continue operation for 10 min at low speed after the unit is turned OFF SM HDDHED 1 A 1 GB 11 5 CONTROL SYSTEM Airwell Clean function is defaulted as OFF after unit is Power ON Clean function is not available in Auto Fan or Heat mode 11 9 Sleep function Pressing SLEEP button will enable the Sleep function will be shown on remote control Sleep function in Cool and Dry mode The SPT will be adjusted according to following chart SPT 3 SPT Sleep function in Heat mode The SPT will be adjusted according to following chart SPT Press either Sleep button or ON OFF button can cancel the Sleep function Sleep function will not be available in Auto mode or Fan mode 11 10 I Feel function l Feel function maintains the room temperature by comparing the RCT on remote control Pressing IFEEL button will enable the l Feel function will be shown on remote control Under l Feel funtion remote control sends l Feel data
9. YE CN BN BROWN WH WHITE FAN BU BLUE _ YE YELLOW s MOTOR OC ORANGE YE GN_YELLOW GREEN EE pe SM HDDHED 1 A 1 GB 8 1 Airwell REFRIGERATION DIAGRAMS 9 REFRIGERATION DIAGRAMS 9 1 HDD009 009 YDD009 INDOOR UNIT OUTDOOR UNIT Main Capillary Strainer 2 5x1 37x900mm 2 way valve Stralner COOLING HEATING 9 2 HDD012 HEDO12 YDD012 INDOOR UNIT OUTDOOR UNIT UU 2 way valve Strainer Maln Caplllary Aux Capillary Strainer 2 5x1 37x500mm 2 5 1 37 450 COOLING HEATING SM HDDHED 1 A 1 GB 9 1 Airwell TUBING CONNECTIONS 10 TUBING CONNECTIONS Outdoor Unit A Suction line Liquid line Tube bending A Flare nut D Pipe insulation D E Insulating sleeve D Indoor Unit je Flare Nuts 11 13 40 45 60 65 70 75 80 85 Valve Cap 13 20 13 20 18 25 18 25 40 50 Service Port Cap 11 13 11 13 11 13 11 13 1 13 Valve Protection Cap end Refrigerant Valve Port use Allen wrench to open close Valve Protection Cap Refrigerant Valve Service Port Cap Flare Nut Unit Back Side Copper Tube When the outdoor unit is installed above the indoor unit an trap is required every 5m along the suction line at the lowest point of the riser In case the indoor unit is installed above the outdoor no trap is requir
10. 0 APPROXIMATE THRESHOLD OF THRESHOLD OF BE NE SE Mp HEARINGEOR E i F ie HEARING FOR CONTINUOUS ay 3 T CONTINUOUS NOISE i i i i i NOISE NE E 20 UL MEET 4025 ME dA RAN 63 125 250 500 1000 2000 4000 8000 63 125 250 500 1000 2000 4000 8000 MICRO BARO 002 dB re OCTAVE BAND SOUND PRESSURE LEVEL MICRO BARO 002 dB re OCTAVE BAND SOUND PRESSURE LEVEL P4 H Hz BAND CENTER FREQUENCIES Hz BAND CENTER FREQUENCIES 6 2 SM HDDHED 1 A 1 GB Airwell d ELECTRICAL DATA 7 1 Single Phase Units MODEL YDDO009 YDD012 To indoor Power Supply 1PH 220 240V 50Hz Max Current A ELECTRICAL DATA Power Wiring X Cross 3x1 5 mm 3x1 5 mm Section mm Interconnecting Cable RC Model X Cross Section mm 9 Circuit Breaker A 16 0 Power wiring cord should comply with local lows and electrical regulations requirements SM HDDHED 1 A 1 GB 7 1 Airwell WIRING DIAGRAMS 8 WIRING DIAGRAMS 8 1 Indoor Units HDD009 HDD012 009 012 yooaino L EVAPORATOR Legend BN BROWN WH WHITE BU BLUE YE YELLOW ied E OC ORANGE YE CN YELLOW GREE MOTOR ORAI YE GN YELLOW N NE aj rj ee ee CLAPBOARD SUB ASSY ELECTRICAL BOX Legend
11. 1 A 1 GB 13 5 EXPLODED VIEWS AND SPARE PARTS LISTS Airwell 13 6 Outdoor Unit YDD009 wo emee J av 3 omm s wow 4 s otra 1 Looe chassis subassy Fow Fan Lomme mees 3 s Lomme 1 1 Lome mest 1 EN EE EE EE 1 onno 1 1 eo z zmmm 1 z 1 oo J zm t 1 oo 1 ENE EE Q aeaaeae eA eaea _ A 13 6 SM HDDHED 1 A 1 GB Airwell EXPLODED VIEWS AND SPARE PARTS LISTS 13 7 Outdoor Unit YDD012 a ee me fem e D ions fmwe Loar omeen Ls oro iY EE D r as aoe seem SM HDDHED 1 A 1 GB 13 7 Airwell APPENDIXA APPENDIX A INSTALLATION AND OPERATION MANUAL OPERATING MANUAL HDD HED009 012 INSTALLATION MANUAL HDD HEDO009 012 SM HDDHED 1 A 1 GB 14 1
12. 1 Precautions before Performing Inspection or Repair Be cautious during installation and maintenance Do operation following the regulations to avoid electric shock and casualty or even death due to drop from high attitude Static maintenance is the maintenance during de energization of the air conditioner For static maintenance make sure that the unit is de energized and the plug is disconnected Dynamic maintenance is the maintenance during energization of the unit Before dynamic maintenance check the electricity and ensure that there is ground wire on the site Check if there is electricity on the housing and connection copper pipe of the air conditioner with voltage tester After ensure insulation place and the safety the maintenance can be performed Take sufficient care to avoid directly touching any of the circuit parts without first turning off the power At time such as when the circuit board is to be replaced place the circuit board assembly in a vertical position Normally diagnose troubles according to the trouble diagnosis procedure as described below Refer to the check points in servicing written on the wiring diagrams attached to the indoor outdoor units Precautions when inspecting the control section of the outdoor unit A large capacity electrolytic capacitor is used in the outdoor unit controller inverter Therefore if the power supply is turned off charge charging voltage DC280V to 380V remains and discharging ta
13. C WB Outdoor 35 C DB Heating Indoor 20 C DB Outdoor 7 C DB 6 C WB 3 1 Operating Limits 3 1 1 R410A Upper limit 32 DB 23 C WB 46 C DB 21 C DB 15 WB 10 DB Upper limit 27 C DB 24 C DB 18 C WB 10 C DB 15 C DB 16 C WB Voltage 1 PH 50Hz 198 264 V SM HDDHED 1 A 1 GB 3 1 Airwell OUTLINE DIMENSIONS 4 OUTLINE DIMENSIONS 4 1 Indoor Unit HDD009 HDD012 HED009 HED012 4 2 SM HDDHED 1 A 1 GB 4 1 Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 PERFORMANCE DATA 5 1 HDD009 009 5 1 1 Cooling Capacity kW Run Mode 230 V Indoor Fan at High Speed ID COIL ENTERING AIR DB WB TEMPERATURE C OD COIL ENTERING AIR DB DATA TEMPERATURE 22 15 24 17 27 19 29 21 32 23 TC 80 110 of nominal 10 20 SC f 80 105 of nominal protection range PI 25 50 96 of nominal 0 63 064 065 066 068 238 254 270 286 169 173 086 087 090 095 096 097 099 LEGEND TC Total Cooling Capacity kW SC Sensible Capacity kW Power Input kW WB Wet Bulb Temp C DB Dry Bulb Temp C ID Indoor OD Outdoor 5 1 2 Capacity Correction Factors Cooling Capacity Ratio Vs Outdoor Temperature 30 35 40 Outdoor Temperature deg C SM HDDHED 1 A 1 GB 5 1 PERFORMANCE DATA amp PRESSURE
14. CG1 we TCG2 sec d TCG3 Time Sec 11 1 3 4 Minimum On and Off Time Prohibit to turn ON the compressor for minutes after turning it off except during deicing protection 11 2 SM HDDHED 1 A 1 GB Airwell CONTROL SYSTEM 11 1 4 Indoor Fan Control 8 Indoor fan speeds are determined for each model 4 speeds for COOL modes and 4 speeds for HEAT mode Dee 1300 1140 1350 1150 1350 1190 1020 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 difference between actual room temperature RAT and user set point temperature SPT Indoor Fan speed mam n nn M nn en RAT SPT In DRY mode the automatic fan speed is forced to be low 11 1 4 1 Turbo Speed In COOL and HEAT mode not available in AUTO DRY FAN mode press the Turbo button the super high fan speed is selected on Remote control and the indoor fan rotates at super high speed 11 1 5 Outdoor Fan Control 11 1 5 1 OFAN Speed Type The outdoor fan motor is a one speed AC motor and controllered by the relay on outdoor controller 11 1 5 2 General rules 1 The outdoor fan is ON when compressor ON during cooling dring and heating mode 2 Outdoor fan OFF will delay 30sec when compressor is OFF during cooling and heating mode 3 Outdoor fan control under outdoor deicing please refer to 11 11 5 11 1 6 Refrigerant cont
15. CURVES Airwell 5 1 3 Heating Capacity kW Run Mode 230 V Indoor Fan at High Speed OD COIL ID COIL ENTERING AIR DB TEMPERATURE C ENTERING AIR DB WB TEMPERATURE C 15 16 10 12 71 8 1 2 2 1 7 6 10 9 15 12 15 24 85 105 95 of nominal Protection Range 80 120 of nominal LEGEND TC Total Heating Capacity kW Power Input kW WB Wet Bulb Temp C DB Dry Bulb C ID Indoor OU Outdoor 5 1 4 Capacity Correction Factors Heating Capacity Ratio Vs Outdoor Temperature Outdoor WB Temperature deg C 5 2 SM HDDHED 1 A 1 GB Airwell PERFORMANCE DATA amp PRESSURE CURVES 5 1 5 5 1 5 1 Suction Pressure kPa Input Current A Model HDD009 HED009 Cooling Indoor DB WB 221 15 24 17 27 19 29 21 32 23 20 25 30 35 Outdoor DB Temperature 25 30 35 Outdoor DB Temperature SM HDDHED 1 A 1 GB 5 3 PERFORMANCE DATA amp PRESSURE CURVES Airwell 5 1 5 2 Heating Indoor DB 15 20 25 Discharge Pressure kPa 5 0 5 Outdoor WB Temperature Indoor DB 15 20 25 Input Current A 5 0 5 Outdoor WB Temperature
16. OFF 3s and blink EEPROM problem Replace indoor main board 15 times FO COOL LED OFF 3s and blink Lack of Freon or block 10 times protection F1 COOL LED OFF 3s and blink RAT failure 1 Senor was broken or damaged 1 times 2 temperature detection cuircuit 2 COOL LED OFF 3s and blink ICT failure has problem 2 times COOL LED OFF 3s and blink OAT failure 3 times COOL LED OFF 3s and blink OCT failure 4 times COOL LED OFF 3s and blink CTT failure 5 times HEAT LED OFF 3s and blink Compressor overload EEV connection problem or 3 times protection damaged Refrigeratn leakage OLP damaged HEAT LED OFF 3s and blink 4 Overload of system System is abnormal check if the times evaporator and condenser is dirty and blocked RUN LED OFF 3s and blink 6 feedback of indoor motor 1 IFAN motor damaged times IFAN motor blocked IDU PCB problem HEAT LED OFF 3s and blink 7 Sync failure Abnormal power input voltage times Compressor wiring mistake Liquid and gas valve are not open EEV damaged or not proper working Poor heat exchage Over charged system HEAT LED OFF 3s and blink Compressor startup failure Compressor wiring mistake 11 times Over charged system System not balanced before compressor starting Compressor problem 12 2 SM HDDHED 1 A 1 GB Airwell TROUBLESHOOTING 2 7 LEDs Possible Reasons segments P7 HEAT LED OFF 3s and blink HST failure Senor was broken or damaged
17. U ODU Starting current Hm e Circuit breaker rating Fan type amp quanti UV 5 SH H M L 1350 1150 950 750 M DUE SHIMIMIL Airflow SHIMIMIL External static pressure Wm Pe Sound power level Sound pressure level SH H M L Moisture removal Condensate drain tube 1D mm Dimensions m Net Weight on Package dimensions 844 342 261 Packaged weight ET Refrigerant control 6 5 16 12 Compressor type model Rotary Daikin 1YC23AEXD Fan type amp quantity 7 Propeller direct x4_ Fan speeds Air flow Sound power level Sound pressure level Dimensions xHxD Net Weight Package dimensions Packaged weight Refrigerant type ROA Standard charge Additional charge Connections 3 89 53 between units Max height difference Operation control type 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 2 3 a a gt 2 2 SM HDDHED 1 A 1 Airwell RATING CONDITIONS 3 RATING CONDITIONS Rating conditions in accordance with ISO 5151 and ISO 13253 for ducted units Cooling Indoor 27 DB 19
18. 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 please refer to section 11 Control system 12 2 Simple procedures for checking the Main Parts 12 2 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 2 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 2 3 Checking the Outdoor Fan Motor Check the voltage between two pins Hi and N of connector S80 on controller normal voltage is 220 240VAC 12 2 4 Checking the Compressor The compressor is brushless permanence magnetic DC motor Three coil resistance is same Check the resistance between three poles The normal value should be 1 764 Ohm at 200 Pay attention U V W are respective to connect to RED YELLOW BLUE wires 12 2 5 Checking the Reverse Valve RV Running in heating mode check the volta
19. e the unit in AUTO mode the microcomputer will monitor the room temperature and select the COOL HEAT FAN mode automatically and temperature Fan speed settings can not be changed 11 8 SM HDDHED 1 A 1 GB Airwell CONTROL SYSTEM 11 13 Indoor Unit Controllers and Indicators The following is schematic drawing for the display COOL LED blue DRY LED green RUN LED red HEAT LED orange ON OFF Unit ON OFF button RUN INDICATOR Lights up when the Air Conditioner is connected to power and the mode is STBY When the unit is turned on remotely the RUN LED goes out while the current setting running mode is displayed COOL INDICATOR Lights up during specified operation mode COOL DRY HEAT DRY INDICATOR HEAT INDICATOR 2 7 segments display n normal situation the setting temperature is displayed Shows outdoor temperature or indoor temperature when receiving the corresponding demand from controller It resumes displaying setting temperature 5s later Shows H1 during deicing in heating mode Shows the alarm code whenever there is an alarm Refer to Diagonostic part Unit ON OFF Button Short pressing Less than 5s Unit will swich between Auto mode and STBY System will select the COOL HEAT FAN mode automatically and temperature Fan speed settings can not be changed Long pressing 5 10s System will enter into Force cooling operating SM HDDHED 1 A 1 GB 11 9 CONTROL SYSTEM Airwell 11 14 Te
20. ed SM HDDHED 1 A 1 GB 10 1 Airwell CONTROL SYSTEM 11 CONTROL SYSTEM 11 1 Electronic Control 11 1 1 Abbreviations Abbreviation Definition Air Condition 11 1 2 System Operation Concept Indoor Coil Temperature RT2 sensor The control function is divided between indoor and outdoor unit controllers Outdoor unit is the system Master requesting the indoor unit for cooling heating capacity supply The indoor unit is the system Slave and it must supply the required capacity unless it enters into a protection mode avoiding it from supplying the requested capacity Target frequency is transferred via indoor to outdoor communication and the caculation is based on room temperature and set point temperature 11 1 3 Compressor Frequency Control The Compressor Frequency Control is based on the PI scheme When starting the compressor or when conditions are varied due to the change of the room condition the frequency must be initialized according to the AD value of the indoor unit and the Q value of the indoor unit Q value Indoor unit output determined from indoor unit capacity air flow rate and other factors 1 P control Calculate AD value in each sampling time 20 seconds and adjust the frequency according to its difference from the frequency previously calculated 2 control If the operating frequency is not change more than a certain fixed time adjust the frequency up and down according to the AD val
21. event abnormal high pressure Compressor will stop when ICT reaches 65 If the unit stops as such protection for 6 times it can not resume running automatically and display malfunction it can resume by pressing ON OFF 11 11 3 Compressor over Heating Protection The Discharging temperature is used as the compressor s internal temperature If the discharge temperature rises above a certain level the operating frequency upper limit is set to keep this temperature from going up further Compressor will stop when CTT reaches certain value see folowing table Compressor frequency Hz CTT temperature Stop compressor 110 C 39 50 105 C 100 C If the unit stops as such protection for 6 times it can not resume running automatically and display malfunction it can resume by pressing 11 11 4 Compressor over Current Protection Detect an input current by the CT during the compressor is running and set the frequency upper limit from such input current In case of heat pump model this control is the upper limit control function of the frequency which takes priority of the lower limit of four way valve activating compensation Detail Compressor will stop when AC current reaches 14 0A for continuesly 2 55 If the unit stops as such protection for 6 times it can not resume running automatically and display malfunction it can resume by pressing SM HDDHED 1 A 1 GB 11 7 CONTROL SYSTEM Airwell
22. every 10 min to IDU controller If the IDU controller does not received l Feel data after 11 min l Feel function will be interrupted and then the AC will work according to RAT on the IDU l Feel function can not be remembered after power failure 11 11 Protections There are 4 protection codes Normal Norm unit operate normally Stop Rise SR compressor frequency can not be raised but does not have to be decreased HzDown Compressor frequency is reduced by 2Hz s For 9k 12k temperature protection is 4Hz 60s Stop Compressor SC Compressor is stopped 11 6 SM HDDHED 1 A 1 GB Airwell CONTROL SYSTEM 11 11 4 Indoor Coil Defrost Protection Conditions for Start Controlling Judge the controlling start with the ICT Indoor Coil Temperature after 2 sec from operation start During cooling operation the signals being sent from the indoor unit allow the operating frequency limitation and then prevent freezing of the indoor heat exchanger Compressor will stop when ICT lt 1 for continuous mins If the unit stops as such protection for 6 times it can not resume running automatically and display malfunction it can resume by pressing ON OFF 11 11 2 Indoor Coil over Heating Protection Conditions for Start Controlling Judge the controlling start with the ICT after 2 sec from operation start During heating operation the signals being sent from the indoor unit allow the operating frequency limitation and pr
23. ge between two pins of reverse valve connector normal voltage is 220 240VAC 12 4 SM HDDHED 1 A 1 GB EXPLODED VIEWS AND SPARE PARTS LISTS EXPLODED VIEWS AND SPARE PARTS LISTS Indoor Unit HDD009 009 13 13 1 13 1 SM HDDHED 1 A 1 GB EXPLODED VIEWS AND SPARE PARTS LISTS 13 2 Indoor Unit HDD009 009 Patcede Part Description ay 1 20192439 Decorative Strip 1 3 20 90 3 20012823 FrontPanelAssy 1 4 1112208201 FiterSubAsy s 1 6 2001284 FrotCaseAsy 1 10512160 Air Louver 8 26112486 Helicodtonge 1 9 2220211901 K46462 RearCaseassy 1 10 rers Pipe plug outlet 1 11 10542024 AxleBushsubassy 1 12 7651204 Damping washer sub assy 1 15 105293 1 4 24212108 Evaporator Support 1 15 Evaporatorasy 16 0125201801A WallMountingFrame 1 717 26420 Motor Press Pite 18 Motor t 26112218 BaflePate 1 20 0523204107 Drainage Pipe Sub assy 1 2 z5 osn Gudelwer 1 24 1054202001 Shaftofguidelower 2 25 330000213 CapaiorCBB 1 25 20112086 ElectricBox 1 ar eon 1 28 2002210 Electric Box Cover Sub Assy 1 29 30138120 Main Board 1 2020229702 Electric Box SubAssy 1 rone Connec
24. ining modern design with high technology the RC8 remote control offers powerful functions of real considering of user comfort and energy saving of air conditioner For detail of functions please refer to Appendix 1 5 Outdoor Unit The 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 e Compressor mounted in a soundproofed compartment e Axial fan e Outdoor coil with hydrophilic louver fins for RC units e Outlet air fan grill e Interconnecting wiring terminal block 1 6 Tubing Connections Flare type interconnecting tubing to be produced on site For further details please refer to the Installation Manual 1 7 Inbox Documentation Each unit is supplied with its own installation operation and remote control manuals 1 8 Matching Table INDOOR UNITS AWSI HDD009 H11 AWSI HDD012 H11 AWSI HED009 H11 AWSI HED012 H11 OUTDOOR UNITS 1 2 SM HDDHED 1 A 1 GB Airwell PRODUCT DATA SHEET 2 PRODUCT DATA SHEET 2 1 HDD009 009 YDD 009 Model Indoor Unit Model Outdoor Unit Installation Method of Pipe Characteristics Heating Capacity 0 45 4 1 3 52 Power input 0 2 1 45 0 95 EER Cooling or COP Heating 3 70 Energy efficie
25. kes a lot of time After turning off the power source if touching the charging section before discharging an electrical shock may be caused The outdoor unit can not be started up until the unit is de energized for 20min 12 1 2 Confirmation 12 1 2 1 Confirmation of Power Supply Confirm that the power breaker operates ON normally 12 1 2 2 Confirmation of Power Voltage Confirm that power voltage is AC220 240V 10 If power voltage is not in this range the unit may not operate normally 12 1 3 Judgment by Indoor Outdoor Unit Diagnostics If the malfunction still exists 4min later after stop of unit due to compressor protection error code will be directly displayed though indoor display In other situations error code can be displayed by pressing LIGHT button 6 times within 4s SM HDDHED 1 A 1 GB 12 1 TROUBLESHOOTING Airwell 2 Failure Possible Reasons segments E2 RUN LED OFF 3s and blink 2 Indoor Defrost Protection 1 Poor air return in indoor unit times 2 Fan speed is abnormal Evaporator is dirty RUN LED OFF 3s and blink 4 Compressor over Heating EEV connectgion problem or times Protection damage 2 Refrigerant leakage 3 Poor heat exchange RUN LED OFF 3s and blink 5 AC Over current protection Supply voltage is unstable 2 Supply voltage is too low and load is too high E6 RUN LED OFF 3s and blink 6 Communication malfunction 1 Wiring mistakes times 2 IDU or ODU PCB problem EE HEAT LED
26. ncy class a Power supply Ratedeument CT 63 68 17 07 007 Circuit breaker rating 16A Fantype amp quan ty Crossflow x 1 2 External static pressure Mn Pa 20 Z O O Moisture removal 00 OE NENDE ai Refrigerant control Compressor type model 7 RetayDaikn1YC23AEXD Fan type amp quantity 17717 kg 28 771x592x348 R410A 0 74 Additional charge 15g m bm L 15m 1 4 6 35 Connections 3 8 9 53 between units Max height difference Operation control type x 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 Q o a x Q o a gt SM HDDHED 1 1 GB 2 1 PRODUCT DATA SHEET Airwell 2 2 HDD012 HED012 YDD 012 Model Indoor Unit Model Outdoor Unit Installation Method of Pipe Characteristics Heating Capacity kW 3 53 0 6 3 96 4 1 0 6 5 13 Power input kw 14 022 145 1 14 0 22 1 55 A kw kw EER Cooling or COP Heating 3 61 Energy efficiency class Rated current Oo A A P P Power supply h 2 N oo 057 Prated ID
27. ning mode and setting temperature There will be 30s delay for mode conversion 1 When RAT225 C the cooling mode is selected 2 When RATS22 C the unit runs in heating mode 3 When 22 C lt RAT lt 25 C upon initial startup the unit will enter auto mode and run in automatic fan mode If the other mode changes into auto mode the previous running mode will remain 11 6 Dry Mode If RAT gt SPT the unit starts drying operation Indoor fan outdoor fan and compressor will operate and the indoor fan will run at low speed If SPT 2SRATSSPT the unit will keep running in the original mode If RAT lt SPT 2 the compressor will stop running and the outdoor fan will delay 30 seconds to stop While the indoor fan will run at low speed In this mode the Reverse Valve will be OFF and the temperature setting range is 16 30 SPT SPT 2 COMP OFAN IFAN 11 7 Louver Control After power on the up and down swing louver will automatically open and _O Full close then close completely In heating mode if the swing function is not set the up and down louver will rotate to maximum in clockwise direction Then it will rotate to position D Under other states the upper and lower air deflector will rotate to level L If the swing function is set when starting the unit the louver will swing between Position L and D there are 7 states for louver in position L A B C D and swing between L and D stop in any place between
28. perate in heating mode The compressor outdoor fan and 4 way valve will operate and the indoor fan will delay 3min to start at the latest If RAT2SPT 1 5 the compressor will stop the outdoor fan will delay 30s to stop and the indoor fan will blow for 60s at setting speed During this period the fan speed can t be switched ON Ls x mm RAT SPT 1 5 eeen SSS 1 1 1 1 nomine COMP ON OFF ON OFF OFAN ON 30s OFF ON 30s OFF Anticgold function IFAN Set Speed y 595 Set Speed 60s RV 1 1 Remark 1 accumulated time of RAT lt SPT 1 5 11 4 1 Indoor Fan Control in Heat Mode Indoor fan speed depends on the indoor coil temperature Anti cold air function When starting the heating mode anti cold air function will be activated and indoor fan can run at low speed or stop running This function will terminate after the unit runs for 3min or the ICT reaches 42 degree Residual heat blowing function During heating when the stopping condition for the compressor is reached the compressor and the outdoor fan motor stop running while the louver moves to position L The indoor fan will stop after running for 60s at setting speed 11 4 SM HDDHED 1 A 1 GB Airwell CONTROL SYSTEM 11 5 Auto Cool Heat Mode In AUTO mode the system selects the running mode COOL HEAT FAN automatically according to the room temperature The display shows the actual run
29. rocessor control and indoor LED display High COP Energy efficiency class A in cooling heating mode Torque control for compressor running in lower but with low vibration and little sound Max allowing tubing distance of 15m Up to 5 m vertical high between indoor and outdoor units Cooling operation at outdoor temperature up to 48 C Heating operation at outdoor temperature down to 15 C Easy installation and service Sleep mode from remote control to save energy ON OFF timer and clock display Vertical auto swing with motorized flap any position stop Intelligent Deicing Memory from power failure Rapid cooling heating Feel function Cold air prevention in heating Clean function Blow dry Self diagnosic Error indications for ease of maintenance Indoor Unit The indoor unit is wall mounted and can be easily fitted to many types of residential locations It includes LED display Variable speed with PG motor Motorized flap High efficiency filtration to ensure a best Air Quality Advanced filtering combine mechanical Photo catalytic Bi anti bacterial and observe bad gaseous and smokes SM HDDHED 1 A 1 GB 1 1 INTRODUCTION Airwell 1 4 Control The microprocessor indoor controller and an infrared remote control supplied as standard provide complete operating function and programming Remote control RC 8 Compact and economically design it offers excellent user comfort Comb
30. rol Capiliary is used in model 09 and 12 11 1 7 Reversing Valve RV Control Reversing valve is on in heat mode Switching of RV state is done only after compressor is off for over 2 minutes 11 2 Fan Mode In this mode the indoor fan may run at high medium low and automatic speed The compressor outdoor fan and 4 way valve will be OFF In this mode the range of setting temperature is 16 30 C 11 3 Cool Mode If RAT2SPT the unit starts cooling operation In this case the compressor and outdoor fan will operate and the indoor fan will run at the setting speed If RATSSPT 2 the compressor will stop operation and the outdoor fan will delay 30 seconds to stop While the indoor fan will run at the setting speed If SPT 2 lt RAT lt SPT the unit will maintain the previous status SM HDDHED 1 A 1 GB 11 3 CONTROL SYSTEM Airwell SPT SPT 2 COMP OFAN IFAN 11 3 1 Indoor Fan operation under Cool Mode When SPT RAT O if indoor fan motor operates at high speed the fan motor will operate at medium speed The medium speed or low speed will be maintained this condition should be executed when compressor starts up this function will be excluded in the super high speed When RAT SPT 21 the fan will return to the setting fan speed In AutoFan user setting fan speed will be adjusted automatically according to the SPT and RAT rerfer to 11 1 4 11 4 Heat Mode If RAT lt SPT 1 5 AND for certain peiod the unit will o
31. st Mode 11 14 1 Entering Test Mode Test mode Mode of testing capacity can be achieved through special remote control settings as following table depends on models Mode Settings of Remote control Operation of Display Shown on display Remote control 2 7 segments D c qe 11 14 2 Unit Operation in Test Mode Compressor frequency will be set in the following ways pofMinmum capacity tl ini i P1 Norminal capacity 108Hz P3 Medium capacity going 5 Heating IFAN speed can be adjusted during test mode ity ity ity ity P2 Maximum capacity 11 15 Characteristics of sensor 11 15 1 RAT OAT RAT OAT R T chart 140 130 120 110 100 90 80 70 60 Resistance Kohm 50 40 30 20 20 15 10 5 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Temperature C 11 10 SM HDDHED 1 A 1 GB Airwell CONTROL SYSTEM 11 15 2 ICT ICT OCT R T Chart 180 170 160 150 140 130 120 110 100 Resistance Kohm eo Temperature C 11 15 3 RAT OAT R T chart 140 130 120 110 100 90 80 70 60 50 Resistance Kohm 40 30 20 10 Temperature C SM HDDHED 1 A 1 GB 11 11 Airwell TROUBLESHOOTING 12 TROUBLESHOOTING 12 1 ELECTRICAL amp CONTROL TROUBLESHOOTING 12 1
32. ting cae o aano Support of catechin 2 ros ArGeme 3 eon Proiocataiysis Fier 13 2 SM HDDHED 1 A 1 EXPLODED VIEWS AND SPARE PARTS LISTS Indoor Unit HDD012 HEDO12 13 3 13 3 SM HDDHED 1 A 1 GB EXPLODED VIEWS AND SPARE PARTS LISTS 13 4 Intdoor Unit HDD012 012 NO PartCode Part Description aty 2 20186 FrontPan a 3 201288 1 4 20901 FierSubAey 2 6 2012894 1 7 5010 Artewr 2 8 25246 Hekodtenge 1 9 222020900 K46462 Rear Case asy 1 verz Pipe plug outlet 1 1064224 AxeBuhsuasy 1 42 Damping washer sub assy 1 18 10528 trssFowFa 1 44 24208 Evaporator Suppo 1 15 01002745 tveomtorAsy 1 16 01202008004 Wall Mounting Frame 1 7717 n Motor Press Pete 1 18 15002002 MetrSuAsy 1 i9 26228 oi 20 052320401 Drainage Pipe Subassy 1 21 soor StepMoior 1 7 2 tek 1 35 1 24 1094202000 Shaft of guide ouver 2 25 3301000213 Capacitor cBB61 1 R 2 i i eee Support of catechin os er Proiocataiysis Fier 77 13 4 SM HDDHED 1 A 1 GB Airwell EXPLODED VIEWS AND SPARE PARTS LISTS 13 5 Outdoor Unit YDD009 YDD012 SM HDDHED
33. ue Obtaining the fixed AD value SM HDDHED 1 A 1 GB 11 1 CONTROL SYSTEM Airwell When the AD value is small decrease the frequency When the AD value is large increase the frequency 3 Frequency management when other controls are functioning When frequency is drooping Frequency management is carried out only when the frequency droops For limiting lower limit Frequency management is carried out only when the frequency rises 4 Maximum and minimum limits of frequency by PI control The frequency upper and lower limits are set depending on indoor unit When low noise commands come from the indoor unit or when outdoor unit low noise or quiet commands come from indoor unit the upper limit frequency must be lowered than the usual setting see 11 1 3 1 11 1 3 1 Frequancy range The compressor frequency limitation is set by the following table Minimum Frequency MinFreq Maximum Frequency MaxFreq o 1 02 2 Jj See following table The maximum allowed frequency is extracted from the following Mode Night Mode Maximum LN Heng jk 11 1 3 2 Frequency Changes Control Frequency change rate is 1 Hz sec 11 1 3 3 Compressor Starting Control When turning the compressor from OFF to ON the upper limit of frequency must be set as follows The function must not be used when defrosting Frequency Hz FCG3 88 FCG2 64 GGS FCG2 FCG1 48 TCG1 240 TCG2 360 TCG3 180 T
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