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INDOOR UNIT CONTROS and COMPONENTS

PAGE 13

ENGLISH

Indoor Unit Controls and Components

Table of Contents

Unit Introduction ..........................................................................................................................

............................................ 14

................................................................................................................................................ 14

Control Board ..............................................................................................................................

.............................................. 15

Terminal Block .................................................................................................................................................................. 16
Display ............................................................................................................................................................................. 16
Ambient Temperature Sensor .......................................................................................................................................... 16
Piping Temperature Sensor .............................................................................................................................................. 16
Louver Motor ................................................................................................................................................................... 17
Fan Motor ......................................................................................................................................................................... 17
Emergency Button ........................................................................................................................................................... 17

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Summary of Contents for ASYW09CRAWA

Page 1: ...PAGE 1 Indoor Outdoor Indoor Outdoor 3 7 13 19 25 33 43 55 Table of Contents ASYW09CRAWA ASH109CRAWA ASYW12CRAWA ASH112CRAWA ASYW18CRDWA ASH118CRDWA ASYW24CRDWA ASH124CRDWA...

Page 2: ...This page intentionally left blank...

Page 3: ...INTRODUCTION PAGE 3 ENGLISH Introduction Safety Precautions 4 Introduction to System 5 Theory of Operation Table of Contents Warning and Caution Icons Specifications for Proper Operation 5 5...

Page 4: ...irements Insufficient capacity or incomplete electrical work may cause electrical shock or fire The refrigerant produces a toxic gas if exposed to flames Any presence of air or other foreign substance...

Page 5: ...Theory Of Operation The indoor unit will sense room temperature at the point where the wall unit is installed The indoor fan will run continuously in the cooling mode When heating the fan will cycle o...

Page 6: ...INTRODUCTION PAGE 6...

Page 7: ...duction 8 8 9 d r a o B l o r t n o C n i a M 10 Reactor 10 Compressor 10 0 1 r o t o M n a F Discharge Temperature Sensor 11 Defrost Temperature Sensor 11 1 1 r o s n e S e r u t a r e p m e T t n e...

Page 8: ...and a main control board PCB that manages system functions and inverter calculations Temperature Sensors monitor key temperatures throughout the system to manage operational decisions 4 Way Valve Accu...

Page 9: ...fan motor CN10 09k and 12k IPM 5 G 15 VDC power from the PCB CN11 Connector for the 5 G 15 VDC communication signal between the PCB and the IPM P CN1 N CN5 310 VDCpowertothePCB LI CN7 LO CN6 Power lt...

Page 10: ...ce It is unlikely to ever have an electrical failure of this component The Reactor is electrically connected to the IPM on terminals CN6 and CN7 09k and 12k or CN3 and CN4 18k and 24k The compressor i...

Page 11: ...defrost cycle is necessary The sensor alsomonitors outdoor coil temperature during defrost cycles todetermine termination conditions This sensor connects to the Main Control Board at PLUG CN 20 The Am...

Page 12: ...al variable size orifice When operating the PCB will send pulses of voltage to the electrical operator The operator will then magnetically move the position of the metering orifice pin to vary the flo...

Page 13: ...3 ENGLISH Indoor Unit Controls and Components Table of Contents Unit Introduction 14 14 Control Board 15 Terminal Block 16 Display 16 Ambient Temperature Sensor 16 Piping Temperature Sensor 16 Louver...

Page 14: ...unted high on the wall to provide conditioned air to the space Features of the system include variable speed blower operation that speeds up and slows down with changes in demand moving louvers to dir...

Page 15: ...stepper motor connections 11 SW2 1 Select remote code A or B CN3 and CN1 09k and 12k transformer connection 13 3 4 Select EEPROM code 22 25 33 or 35 CN21 CN52 Connector for power N and L 1 CN51 Connec...

Page 16: ...rease in resistance with increases in room air temperature The sensor is located on a clip mounted to the surface of the indoor coil The sensor connects to the control board at Plug CN 6 The indoor di...

Page 17: ...the compressor It will operate automatically or at a preselected fixed speed When in AUTO fan mode the speed of the fan is calculated using the difference between the set and room temperatures The fan...

Page 18: ...e utilized in hotel rooms SW 3 SW 4 Selects eeprom code 22 25 33 and 35 Set to identify the tonnage of the unit Settings 9K 22 SW 9K 23 SW 9K 23 SW 3 ON SW 4 ON 3 OFF SW 4 OFF 3 OFF SW 4 OFF 3 OFF SW...

Page 19: ...A d l o C Defrost 22 n o i t a s n e p m o C e r u t a r e p m e T g n i t a e H c i t a m o t u A 22 Indoor Unit 22 Temperature Sensors 22 Communication 22 Outdoor Unit 22 Temperature Sensors 22 22...

Page 20: ...he compressor EEV positioning and outdoor fan speed to achieve the desired room temperature When cooling has been satisfied the compressor will turn off followed by the outdoor fan The indoor unit fan...

Page 21: ...l If Tr Ts the outdoor unit will restart and the indoor fan operates in cold air proof operation The speed of the indoor fan can be controlled manually by the user or automatically by the system The s...

Page 22: ...d at the output of the evaporator coil The suction line sensor provides the temperature sensed at the incoming suction line pipe The PCB will illuminate the display indicating the temperature and curr...

Page 23: ...ature di erence between the ambient and defrost sensors as the coil becomes colder A defrost cycle will initiate when this di erence grows beyond an acceptable level To enter a defrost cycle the compr...

Page 24: ...the system to reset the lock outcondition Tpg_indoor indoor unit pipe sensor temperature When Tpg_indoor Tpg1 the frequency of the compressor decreases at the rate of 1HZ 1 second When Tpg_indoor Tpg...

Page 25: ...8 1 Outdoor Fan Speed RPM 0 0 8 0 0 8 0 5 8 0 5 8 DC Inverter Driven Rotary Model Name Cooling Operating Range Heating Outdoor Noise Level dB 3 5 6 5 0 5 7 4 Dimension Height in mm 21 1 4 540 21 1 4...

Page 26: ...INSTALLATION PAGE 42 ENGLISH This page intentionally left blank...

Page 27: ...h F21 LED1 10 Flash F25 LED1 13 Flash E1 LED1 No Flash E2 LED1 No Flash 40 F6 LED1 12 Flash F7 LED1 11 Flash F21 LED1 10 Flash F25 LED1 13 Flash E1 LED1 No Flash E2 LED1 No Flash 41 F8 LED1 9 Flash 42...

Page 28: ...a courantaucondensateurs estdissip 10VCC l aided unvoltm tremanuel Le voyantLED2entreCN24etCN26doit tre teint 0011509127 Check This First Outoor Unit Models ASH109CRAWA ASH112CRAWA Line voltage availa...

Page 29: ...1 N and 2 L and no more than a 2 deviation between each leg and ground There is a pulsing 0 to 80 VAC between terminal strip connections 1 N and 3 C There is 230 VAC at terminals CN17 and CN21 on the...

Page 30: ...65 73 21 2 6 40 58 115 95 2658 81 24 8 4 36 77 103 46 2368 32 32 0 0 30 30 82 69 1887 00 35 6 2 27 55 74 07 1687 81 41 0 5 23 95 62 94 1431 28 44 6 7 21 84 56 57 1284 36 50 0 10 19 06 48 31 1094 32 55...

Page 31: ...es No Start Cycle power to the outdoor before the compressor starts Compressor runs for 10 min and stops with LED in center of DC voltage from P U P V P W is 150 160VDC DC voltage from N U N V N W 150...

Page 32: ...ctrica Elcapacitorre enecargaunavez voltajedelcapacitorsehayadisipado 10V DC apoyandolamanosobreelvol metro antesderealizarelserviciot cnico Laluz LED2queseencuentraentreCN24yCN26 deber estarapagada R...

Page 33: ...he compressor starts 5 min and back on compressor exceeds over current point in Service Manual There is pulsing 50 200 VAC at compressor terminals U V and W read from the terminal solder points on the...

Page 34: ...eter beforeservicing LED2light betweenCN24andCN26shouldbe RiesgodeDescargaEl ctrica Elcapacitorre enecargaunavez voltajedelcapacitorsehayadisipado 10V DC apoyandolamanosobreelvol metro antesderealizar...

Page 35: ...VDC Module Com voltage CN11 on the IPM With a call for Heating or Cooling Across pins 1 2 5VDC Across pins 2 3 15VDC Yes Yes Yes No Yes No Yes No Check incoming power from building Replace PCB Replace...

Page 36: ...tweenCN24andCN26shouldbe RiesgodeDescargaEl ctrica Elcapacitorre enecargaunavez voltajedelcapacitorsehayadisipado 10V DC apoyandolamanosobreelvol metro antesderealizarelserviciot cnico Laluz LED2quese...

Page 37: ...tches the resistance table in the Service Manual With system on the discharge sensor climbs to 230 F within a short time and the compressor stops With system on the discharge sensor climbs to 230 F af...

Page 38: ...torsehayadisipado 10V DC apoyandolamanosobreelvol metro antesderealizarelserviciot cnico Laluz LED2queseencuentraentreCN24yCN26 deber estarapagada Risquedechoc lectrique Lecondensateurconservesacharge...

Page 39: ...board as well before replacing sensor Replace main board Replace sensor as well if resistance was incorrect in the previous step Re seat and re check sensor resistance with a Replace sensor Start Is c...

Page 40: ...antesderealizarelserviciot cnico Laluz LED2queseencuentraentreCN24yCN26 deber estarapagada Risquedechoc lectrique Lecondensateurconservesachargeapr sla coupuredel alimenta on lectrique Avant deproc d...

Page 41: ...he fan motor Does it generate 2 9VDC No No No Replace the main board Replace the main board Replace the main board Measure DC voltage at fan motor plug CN21 between Pin 1 RED and Pin 3 BLACK Does it m...

Page 42: ...andCN26shouldbe RiesgodeDescargaEl ctrica Elcapacitorre enecargaunavez voltajedelcapacitorsehayadisipado 10V DC apoyandolamanosobreelvol metro antesderealizarelserviciot cnico Laluz LED2queseencuentra...

Page 43: ...here is 50 200 VAC across the U V and W solder points on the IPM The compressor wires are on the correct terminals free of breaks and the connections at both end are secure There is substantially more...

Page 44: ...eter beforeservicing LED2light betweenCN24andCN26shouldbe RiesgodeDescargaEl ctrica Elcapacitorre enecargaunavez voltajedelcapacitorsehayadisipado 10V DC apoyandolamanosobreelvol metro antesderealizar...

Page 45: ...argea er voltageatcapacitorhasdissipated 10VDC withhandheldvoltmeter beforeservicing LED2light betweenCN24andCN26shouldbe RiesgodeDescargaEl ctrica Elcapacitorre enecargaunavez voltajedelcapacitorseha...

Page 46: ...sensor resistance table The coil blower free of dirt or debris There is DCV at the motor PCB connections RD to BK 310 334VDC There is DCV at the motor PCB connections WH to BK 15VDC There is DCV at t...

Page 47: ...2 94 1431 28 44 6 7 21 84 56 57 1284 36 50 0 10 19 06 48 31 1094 32 55 4 13 16 68 41 40 934 94 59 0 15 15 28 37 41 843 05 64 4 18 13 42 32 22 723 41 69 8 21 11 81 27 83 622 32 75 2 24 10 42 24 11 536...

Page 48: ...NDOOR PCB Replace PCB Replace PCB Replace IPM The communication wire is broken between 1 N and 3 C at ID UNIT There is 230 VAC at the PCB Across AC L OUT AC N OUT CN9 CN8 There is less than 5 VDC at C...

Page 49: ...roubleshooting REFERENCE INFORMATION PAGE 43 ENGLISH Indoor Board Diagram VHA AW12ES2VHA AW18ES2VHA AW24ES2 Error Code E7 LED1 15 Flash Wiring Diagram Reference ERROR CODES and Troubleshooting PAGE 49...

Page 50: ...eter beforeservicing LED2light betweenCN24andCN26shouldbe RiesgodeDescargaEl ctrica Elcapacitorre enecargaunavez voltajedelcapacitorsehayadisipado 10V DC apoyandolamanosobreelvol metro antesderealizar...

Page 51: ...n come on and spin Measure DC voltage at fan motor plug CN9 between the Pin 7 BLUE and Pin 4 BLACK wire while spinning the fan motor Does it generate 2 9VDC Measure DC voltage at fan motor plug CN9 be...

Page 52: ...NGLISH Indoor Board Diagram A AW12ES2VHA AW18ES2VHA AW24ES2 Error Code E14 Wiring Diagram Reference BLACK BLUE 1 4 5 6 7 BLACK 1 4 5 6 7 RED BLACK 1 4 5 6 7 WHITE BLACK 1 4 5 6 7 YELLOW BLACK BLUE 1 4...

Page 53: ...to do so may provide inaccurate readings Step 2 Step 3 Re seat the plug on the connector at the conclusion of the test Step 1 Disconnect the DC Fan Motor plug from the control board connector for this...

Page 54: ...readings shown in this section based on model being tested Testing of the following components requires the use of an ohmmeter and temperature probe Temperature probe is used during sensor testing on...

Page 55: ...ERROR CODES AND PROBLEM SOLVING PAGE 55 ENGLISH Step 3 test Step 1 inaccurate readings Step 2 resistance values Lead Step 3 test...

Page 56: ...mation Table of Contents Outdoor Board Diagram 57 Outdoor Board Schematic 58 Indoor Board Diagram 62 Indoor Board Schematic 63 Module Board Schematic 65 Room and Pipe Sensor Tables 66 Ambient Defrost...

Page 57: ...time but must keep one of them 287 225 81 7 5 1 5 0 3 3 21 7 728 3 725 9 1 7 5 3 8 2 1 5 2 75 6 2 7KH FDSDFLWRU UHWDLQV KLJK YROWDJH HYHQ DIWHU WKH SOXJ RII RU RXU VDIHW EH VXUH WR ZDLW DW OHDVW PLQX...

Page 58: ...REFERENCE INFORMATION PAGE 58 ENGLISH Outdoor Board Schematic 9 12K...

Page 59: ...REFERENCE INFORMATION PAGE 59 Outdoor Board Schematic Outdoor Board Schematic ENGLISH...

Page 60: ...u o F E valve White R55 1K R56 1K R57 1K R58 1K R67 1K R72 1K R71 1K R70 1K 5V 1 2 CN33 SW TEST BLUE CX7 104 275V R48 10K XQ Red C11 104 50V R62 10K P2 2SA1037AK R60 10K R61 2K R59 2K FUSE2 T1A 250V W...

Page 61: ...5 2 2 0 5 1 1 1 0 1 7 7 0 3 6 1 6 2 5 3 3 1 7 0 3 6 1 6 2 5 6 3 2 5 1 1 5 5 a 1 1 5 1 7 5 1 6 2 5 0 5 0 5 1 6 7 1 1 1 7 5 2 1 7 5 2 5 1 0 8 3 2 1 6 7 3 0 2 7 2 5 0 8 6 7 9 1 72 2 8 7 2 2 5 8 1 7 1 R W...

Page 62: ...gram HA AW12ES2VHA AW18ES2VHA AW24ES2 Up down stepmotor Fan motor EMERGENCY SWITCH RECEIVER DISPLAY AMBIENT TEMP SENSOR PIPING TEMP SENSOR Right stepmotor left stepmotor Fresh air Room card WiFi Wire...

Page 63: ...REFERENCE INFORMATION PAGE 63 ENGLISH Indoor Board Schematic 09 12K...

Page 64: ...1 N 1 2 3 4 CN002 80 5mm Red Black 4P 5V GND 12V GND 5V C17 0 1uF E1 220uF 25V 105 12V C4 0 1uF E6 220uF 25V 105 White Switch power supply A 1 K 2 C 4 E 3 12V Vin 1 GND 2 Vout 3 5V 15V 1 6 2 3 5 4 7 T...

Page 65: ...3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 VUF B VP UN VVF B VWFB WP UP VP1 VN1 WN VNC VN FO CIN VNC VNO PS21964 AT AST PS219A4 ASTX PM1 23 22 21 U V W C008 474 C007 474 C 013 104 C 005 104 C030 471 C029 4...

Page 66: ...840 218 896 4 35 4 35 17 0 224 677 215 433 206 189 4 29 4 29 16 0 211 482 202 887 194 292 4 24 4 24 15 0 199 133 191 140 183 147 4 18 4 18 14 0 187 574 180 139 172 704 4 13 4 13 13 0 176 749 169 832 1...

Page 67: ...5 2 44 2 44 18 0 32 935 32 169 31 403 2 38 2 38 19 0 31 351 30 638 29 925 2 33 2 33 20 0 29 850 29 187 28 524 2 27 2 27 21 0 28 430 27 813 27 196 2 22 2 22 22 0 27 086 26 512 25 938 2 16 2 16 23 0 25...

Page 68: ...079 6 858 6 637 3 23 3 23 54 0 6 807 6 592 6 377 3 27 3 27 55 0 6 547 6 337 6 127 3 31 3 31 56 0 6 300 6 095 5 890 3 36 3 36 57 0 6 061 5 862 5 663 3 40 3 40 58 0 5 834 5 640 5 446 3 44 3 44 59 0 5 6...

Page 69: ...87 0 2 112 2 017 1 922 4 71 4 71 88 0 2 046 1 953 1 860 4 76 4 76 89 0 1 981 1 890 1 799 4 80 4 80 90 0 1 919 1 830 1 741 4 84 4 84 91 0 1 859 1 772 1 685 4 89 4 89 92 0 1 801 1 716 1 631 4 93 4 93 93...

Page 70: ...Y Y Z G Y Z Y X Y G Y X YG G Z X YG Z X G YZ Y YY Z Y X Y G G X Y G Y G GG GZ X X Z YG YG X Y Y X Z Y YYY Y X Y X X G X Y G Y G Y G X G G 6 G Z G X G X G YGZ X G X G Y Y Y G X 26 6 X Y Z G Z X G 2 YG...

Page 71: ...G G G XZ Z G Y Y Y X ZG G G Y Y Y Y Y X ZY Z Y G Y ZZ Y GGG X Z Y Y Y G Y Y Z X Y Y Z Y GZG Z X ZZ Y G Y ZZ X G ZG G Y Z G X G GG Z Z Y G G X G G Z GY Z Z X G Z Y G Y Z X Z GZZ Y X Y G Z Y Y X Z X Y Y...

Page 72: ...G X G G Y X GG G G G G X G Z G ZYY X G ZY Y Y G Z X Y G Z Z X Z GGGY ZZ G X G G Z Z X G Z Y Z Y Z X G GG Z Z G X Y Y G Z Z G Z G X Y ZYZ Z Z Y X G GZ G Z Z GY Z G X Y GZ ZZ Z ZY Z X GZ Y Z Y Z ZY Z X...

Page 73: ...3028 84 0695 76 5017 1 76 1 62 2 19 87 2775 79 6222 72 5729 1 74 1 60 0 18 82 5577 75 4384 68 8710 1 72 1 59 1 17 78 1230 71 5010 65 3815 1 70 1 57 3 16 73 9543 67 7939 62 0907 1 68 1 55 5 15 70 0342...

Page 74: ...9 5974 9 2980 0 76 0 76 81 27 9 5129 9 2132 8 9148 0 80 0 80 82 28 9 1454 8 8465 8 5496 0 84 0 83 84 29 8 7942 8 4964 8 2013 0 87 0 86 86 30 8 4583 8 1621 7 8691 0 91 0 90 88 31 8 1371 7 8428 7 5522 0...

Page 75: ...167 75 1 7974 1 6533 1 5194 2 83 2 63 169 76 1 7434 1 6021 1 4710 2 88 2 67 171 77 1 6913 1 5528 1 4243 2 92 2 71 172 78 1 6409 1 5051 1 3794 2 97 2 75 174 79 1 5923 1 4592 1 3360 3 02 2 80 176 80 1...

Page 76: ...526 2 95 2 44 18 4 28 12735 8378 10531 3695 8700 6388 2 93 2 44 16 6 27 11885 1336 9847 724 8152 2338 2 92 2 43 14 8 26 11096 6531 9212 8101 7641 8972 2 91 2 42 13 25 10365 4565 8622 8491 7166 7474 2...

Page 77: ...2 03 62 6 17 850 6086 761 0603 680 3265 2 24 2 02 64 4 18 807 3024 723 4134 647 658 2 22 2 66 2 19 766 4212 687 8205 616 7252 2 2 1 99 68 20 727 8172 654 1596 587 4271 2 18 1 98 69 8 21 691 3524 622 3...

Page 78: ...88 4805 84 369 1 2 1 17 150 8 66 89 0211 85 0614 81 2048 1 18 1 15 152 6 67 85 4976 81 7908 78 1744 1 15 1 12 154 4 68 82 1303 78 6615 75 2715 1 13 1 1 156 2 69 78 9116 75 6668 72 4902 1 1 1 08 158 7...

Page 79: ...2 1 2 237 2 114 16 9023 15 8542 14 8577 2 15 2 04 239 115 16 401 15 3696 14 3902 2 19 2 08 240 8 116 15 9167 14 902 13 9394 2 23 2 12 242 6 117 15 4489 14 4506 13 5047 2 27 2 16 244 4 118 14 9968 14 0...

Page 80: ...ark Louisville KY 40225 Issued Date January 2019 2019 GE Appliances A Haier Company www haierductless com ASYW09CRAWA ASH109CRAWA ASYW12CRAWA ASH112CRAWA ASYW18CRDWA ASH118CRDWA ASYW24CRDWA ASH124CRDW...

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