SERVICE MANUAL
Contents
1. c Failure Handling When the room temperature sensor or the indoor pipe temperature sensor has a failure the system will be shut off the compressor will be OFF and the outdoor fan and the indoor fan will be OFF The system doesn t receive the signal of remoter controller except the signal of shut off it When the failure disappear the controller can operate in normal mode before this presses the ON OFF to start the system and it will operate in COOLING or HEATING for 30 minutes and follows shut off During Air Conditioner Service Manual this it displays the failure and the protection is failing You must power off on to operate it In the failure you can operate the FAN mode When the outdoor protects in the COOLING or DRY the outdoor unit stops the indoor fan operates in set speed and in the HEATING the outdoor unit stops the indoor fan operates in cold air prevention control The system doesn t receive the signal of remoter controller except the signal of shut off When the system checks the voltage is 220V and the delay control is finished it operates at normal again When the indoor fan motor is failure the compressor is stopped the outdoor fan and indoor fan is stopped and display the failure The system doesn t receive the signal of remoter controller except the signal of shut it off When indoor display pcb show a failure code which havn t mentoned please replace the display pcb and main pcb di2. Cu CRO SOFT START Am 0 INSIDE BLUE YLW CRN OUTSIDE TES WHTB PROTECTOR COMPRESSOR WHITE WHITE BLUE CAPACITOR BLUE y IT BLUE BROWN BLUE FA Te CAPACITOR 5 yp BI BROWN RED ORANGE En CONTACTOR Ns E YLW GRX FAN MOTOR OPTIONAL PART INDOOR UNIT OUTDOOR UNIT PROTECTOR INSIDE 14 13 Air Conditioner Service Manual Explosion view Model WADOO9ALSZAR L WADO12AL3JAR L Indoor unit Air Conditioner Service Manual Explosion view Model WAD018GL3JAR L Indoor unit Air Conditioner Service Manual Explosion view Model WAD024GL3JAR L Indoor unit Part list Model WADOO9AL3ZAR L Indoor unit Air Conditioner Service Manual No Part No Part Name Q ty Remark 1 1080030003 Installation Plate 1 2 1210250103 Base 1 3 1070020028 Cross Fan 1 4 1070100010 Bearing Mount 1 5 1210230101 Evaporator 1 6 1070250414 Water Drainage Assembly 1 7 1070320440 Vertical Vane Assembly 10 8 1070250419 Face Frame 1 9 1070320112 Screw Cover 2 10 1090251109 Display PCB 1 11 1070250425 Display PCB Box 1 12 1070250106 Air Filter 2 13 Front Panel 1 Option 14 1070250667 Display PCB Cover 1 15 1170120042 Power Supply Cord 1 16 1070250416 Vane 1 17 1070110011 Drainage Hose 1 18 1070320114 Cable Clamp 1 19 1080250434 Main PCB 1 20 1070320113 Electrical Box 1 21 1170020011 Vane M
3. 1070030033 Propeller Fan 1 ik 1080050062 Left Grille Suppoeter 1 8 1080050066 Front Plate 1 9 1071990044 Fan Guard 1 10 1120230547 Capillary Assembly 1 11 1100080031 Compressor And It Accessories 1 12 1120230541 Discharge Pipe 1 13 1120230546 Suction Pipe 1 14 1081990203 Base 1 15 1120120008 Two way Valve 1 16 1080050064 Valve Supporter 1 17 1120130011 Three way Valve 1 18 1080050063 Right Plate 1 19 1073521301 Electrical Box Cover 1 20 1070040002 Capacitor Strip 1 21 1070040002 Cable Clamp 1 22 1170500130 Terminal 1 23 1170100014 Compressor Capacitor 1 24 1170100031 Fan Motor Capacitor 1 25 1080020001 Electrical Parts Box 1 26 1190070014 Base Carton 1 Not shown in the 27 1190130903 Cabinet Carton 1 Explosion view 28 1190070016 Base Forming 1 29 1190070015 Cover Foaming 1 Part list Model WADO12AL3JAR L Outdoor unit Air Conditioner Service Manual No Part No Q ty Remark 1 1071990039 Grille 1 Optional 2 1080320105 Top Cover 1 3 1110061018 Condenser 1 4 1080050004 Outdoor Motor Supporter 1 5 1170040072 Outdoor Motor 1 6 1070030016 Propeller Fan 1 7 1080050001 Left Grille Supporter 1 8 1080320113 Front Plate 1 9 1080320112 Fan Guard 1 10 1120251706 Capillary Assembly 1 11 1100080029 Compressor And It Accessories 1 12 Discharge Pipe 1 Optional 13 Suction Pipe 1 Optional 14 1080070020 Outdoor Base 1 15 1120120016 Two w
4. 3 Outdoor Cable Clamp 1 22 1170500130 Outdoor Terminal 1 23 1170100022 Compressor Capacitor 1 24 1170100027 Fan Motor Capacitor 1 25 1081990010 Outdoor electrical Parts Box 1 26 1080170001 Partition plate 1 27 1190070020 Base Carton 1 28 1190070002 Outdoor Cabinet Carton 1 Not shown in the 29 1190070022 Base Foaming 1 Explosion view 30 1190070021 Cover Forming 1 Air Conditioner Service Manual Part list Model WAD024GL3JAR L Outdoor unit No Part No Part Name Q ty Remark 1 1071990041 Grille 1 Optional 2 1081990038 Top Cover 1 3 1110060448 Condenser 1 4 1081990042 Outdoor Motor Supporter 1 9 1170040067 Outdoor Motor 1 6 1170120146 Propeller Fan 1 7 1081990040 Left Grille Supporter 1 8 1081990047 Outdoor front Plate 1 9 1081990048 Fan Guad 1 10 1100030056 Compressor And It Accessories 1 11 Suctiong pipe 1 12 Discharge pipe 1 Optional 13 1081990178 Outdoor Base 1 14 1081990039 Right Plate 1 15 1120120011 Two way Valve 1 16 1081990041 Valve Supporter 1 17 1120130013 Three way Valve 1 18 1070500455 Outdoor electrical Box Cover 1 19 1074060118 Cable Clamp 1 20 1170200054 Outdoor Terminal 1 21 1170100030 Fan Motor Capacitor 1 22 1170100022 Compressor Capacitor 1 23 1080010006 Compressor Capacitor Strip 1 24 1081990049 Outdoor lectrical Parts Box 1 25 1170700103 AC Contactor 1 26 1120640200 Cap
5. And Out Pipe Fixer 1 28 Remote Controller 1 Not shown in 29 1070060003 Remote Controller Supporter 1 Explosion view 30 1190060010 Indoor Carton 1 31 1301990135 Left Foaming 1 32 1301990136 Right Foaming 1 Part list Air Conditioner Service Manual Model WADO18GL3JAR L Indoor unit No Part No Part Name Q ty Remark 1 1080030021 Installation Plate 1 2 1070350243 Base 1 3 1070020024 Cross Fan 1 4 1070100010 Bearing Mount 1 5 1110060951 Evaporator 1 900 I K9 1 5 6 1070350137 Water Drainage Assembly 1 7 1070350141 Vertical Vane Assembly 12 8 1070500250 Face Frame 1 9 1070350135 Screw Cover 3 10 1090500124 Display PCB 1 11 1070500390 Display PCB Box 1 12 1070310003 Left Air Filter 1 1070310004 Right Air Filter 1 13 1070451088 Front Panel 1 14 Display PCB cover 1 option 15 1070350140 Vane 1 16 1070110011 Drainage Hose 1 17 1170020041 Vane Motor 1 18 1073010501 Sensor Holder 1 19 1090430106 Main PCB 1 20 1070350152 Indoor Motor Cover 1 21 1170030065 Indoor Motor 1 22 1070350119 Electrical Box 1 23 1170240001 Transformer 1 24 1170230001 Indoor Sensor Assembly 1 25 1070350245 In And Out Pipe Fixer 1 26 1090050954 Remote Controller 1 Not shown in 27 Remote Controller Supporter 1 Explosion view 28 1190700915 Indoor Carton 1 29 1190060054 Left Foaming 1 30 1190060055 Right
6. Foaming 1 31 1190060057 Middle Pasteboard Supporter 1 Part list Air Conditioner Service Manual Model WAD024GL3JAR L Indoor unit No Part No Part Name Q ty Remark 1 1080030001 Installation Plate 1 2 1213090101 Base 1 3 1070020014 Cross Fan 1 4 1070100010 Bearing Mount 1 5 1110050321 Evaporator 1 1035 II K7 1 5 6 1213090102 Water Drainage Assembly 1 7 1073090106 Vertical Vane Assembly A 14 1073090107 Vertical Vane Assembly B 2 1070500312 Face Frame 1 1073090111 Screw Cover 3 10 1090500501 Display PCB 1 11 1070500512 Display PCB Box 1 i5 1073090112 Left Air Filter 1 1073090113 Right Air Filter 1 13 1070500343 Front Panel 1 14 1300501650 Display PCB Cover 1 15 1073090114 Electrical Box Cover 1 16 1073090108 Vane A 1 17 1073090125 Vane B 1 18 1070110011 Drainage Hose 1 19 1074060118 Cable Clamp 1 20 1170020011 Vane Motor 2 21 1073010501 Sensor Holder 1 22 1090700113 Main PCB 1 23 1073090120 Indoor Motor Cover 1 24 1170030054 Indoor Motor 1 25 1073090121 Electrical Box 1 26 1173090107 Transformer 1 27 1170230001 Indoor Sensor Assembly 1 28 Remote Controller 1 Not shown in 29 1070060003 Remote Controller Supporter 1 Explosion view 30 Indoor Carton 1 31 1190060070 Left Foaming 1 32 1190060069 Right Foaming 1 33 1190060002 Midd
7. WALL MOUNTED SPLIT TYPE AIR CONDITIONERS SERVICE MANUAL No PD120508 Models WADOOSAL3ZAR L VWADO12ALS3JAR L WADO18GL3JAR L WADO24GL3JAR L CONTENTS 1 IMPORTANT NOTICE _ 2 2 TECHNICAL SPECIFICATION 5 3 mui 3 OPERATION DETAILS 4 ELECTRICAL SCHEMATIC DIAGRAM 13 5 EXPLOSION VIEW HH 16 6 PARTS LIST 22 Air Conditioner Service Manual IMPORTANT NOTICE This service manual is intended for use by individuals possessing adequate backgrounds of electrical electronic and mechanical experience It is to be installed and service by a licensed HVAC technician Any attempt to repair the appliance may result in personal injury and property damage The manufacturer or seller cannot be responsible for the interpretation of this information nor can it assume any liability in connection with its use The information specifications and parameter are subject to change due to technical modification or improvement without any prior notice The accurate specifications are presented on the nameplate label How to order spare parts To have your order filled promptly and correctly please furnish the following information 1 Model No with Indoor or Outdoor 2 No in the Explosion View 3 Part Name 4 The quantity you ordered Air Conditioner Service Manual Operation Details Remote control
8. adjust by 35 6 F upper or lower 3 COOLING Mode Operation 1 When the COOLING mode is selected without setting temperature the system will set the set temperature at 2 78 8 F automatically with the AUTO FAN speed When selecting the COOLING mode operation the system will operate according to the setting by the remote controller and the operation is as following Air Conditioner Service Manual Room Temp 4 DRY Mode Operation 1 The system for DRY operation used the same refrigerant circle as the cooling circle 2 When the system operates in DRY mode at first it operates in cooling mode at 60 8T or 64 F for 3 minutes And then the system operates in cooling mode with low speed that regards the temperature of the room temperature sensor reads decrease 35 6 T as the set temperature During the course of this the fan speed set operation is failing but the vane motor can be controlled 5 HEATING Mode Operation Only available for Heat Pump 1 When the HEATING mode is selected without setting temperature the system will set the temperature at 73 4 F automatically with the AUTO FAN speed 2 When selecting the HEATING mode operation the system will operate according to the setting by the remote controller and the operation is as following Set Temp 1 8 Set Temp 1 8 T Room Temp Time More than 2 min More than 2 min More than 2 mi
9. ay Valve 1 16 1080050003 Valve Supporter 1 17 1120130021 Three way Valve 1 18 1080050002 Right Plate 1 19 1073551103 Electrical Box Cover 1 20 1080010002 Capacitor Strip 1 21 1070040002 Outdoor Cable Clamp 1 22 1170500130 Outdoor terminal 1 23 1170100014 Compressor Capacitor 1 24 1170100010 Fan Motor Capacitor 1 25 1080020001 Outdoor electrical Parts Box 1 26 1071990016 Partition plate 1 27 1190070017 Outdoor Base Carton 1 28 1190070001 Outdoor Cabinet Carton 1 Not shown in the 29 1190070019 Base Foaming 1 Explosion view 30 1190070018 Cover Forming 1 Part list Model WADO18GL3JAR L Outdoor unit Air Conditioner Service Manual No Part No Part Name Q ty Remark 1 1080050026 Grille 1 Optional 2 1080050011 Top Cover 1 3 1110060951 Condenser 1 760 I K9 1 5 4 1080050004 Outdoor Motor Supporter 1 5 1170040069 Outdoor Motor 1 6 1070030038 Propeller Fan 1 7 1080050001 Left Grille Supporter 1 8 1080050009 Front Plate 1 9 1080320112 Fan Guard 1 10 1120501197 Capillary Assembly 1 11 1100020009 Compressor And It Accessories 1 12 1120501014 Discharge Pipe 1 Optional 13 1120501013 Suction Pipe 1 Optional 14 1080090046 Outdoor Base 1 15 1120120016 Two way Valve 1 16 1080050003 Valve Supporter 1 17 1120130024 Three way Valve 1 18 1080050002 Right Plate 1 19 1073551103 Electrical Box Cover 1 20 1080010006 Capacitor Strip 1 21 107004000
10. c IPT lt 104 F and keep 2 minutes According to the condition A enter the defrosting operation the first defrosting operation time 1s 8 minutes After defrosting operation one cycle and then judge and regulate the defrosting operation time B After the compressor cumulative operation time exceeds 120 minutes and the temperature of the IPT is less than 95 F for 2 minutes When the defrosting operation time on this condition exceeds 8 minutes it will terminate C After the compressor operates continuously for 20 minutes and the IPT is less than 73 4 F or from the last time of defrosting operation is 50 minutes or more interval When the defrosting operation time on this condition exceeds 10 minutes it will terminate Whenthe JC isn t connected on the PCB When the conditions of a or b is satisfy the defrosting operation starts a Under the heating operation the compressor cumulative operation time exceeds 50 minutes and the temperature of the outdoor pipe temperature sensor reads lower than 14 4 F b Under the heating operation the compressor cumulative operation time exceeds 50 minutes if the indoor pipe temperature sensor reads lower than 104 F continuously for 2 minutes Note If haven t the outdoor pipe temperature sensor that uses the condition b to defrost against use the condition a Defrost terminating conditions When the condition c or d is satisfy the defrosting operation will terminate The o
11. illary Assembly 1 27 1081990050 Partition plate 1 28 1174561802 Outdoor Sensor 1 29 Cabinet Carton 1 N os i explosion 30 1190070052 Upper Carton 1
12. ir Conditioner Service Manual Press the Timer button h flashes Use the A V button to select the time at which the air conditioner must activate between 0 and 10 hours can be set at every half hour between 10 and 24 hours can be set at every hour Press the Timer button h stops flashing and the preset time appears in the display Press the Timer button again to delete the selected data from the memory Note If no buttons are pressed during the programming of the timer function thee remote control will switch off automatically after 10 seconds 2 To switch the air conditioner off at the desired time follow the procedure specified below the remote control and air conditioner are switched off Press the timer button Use the A V button to select the time at witch 13 EMERGENCY Operation When the EMERGENCY Operation switch is pressed once COOLING mode is selected and if in 3 seconds the EMERGENCY Operation switch is pressed again mode is selected Then pressed once again the unit 1s switch off When the remote controller is missing has failed or the batteries run down press the EMERGENCY Operation switch on the front of the indoor unit The unit will start The first 30 minutes of operation will be the test run operation The operation is for servicing The indoor fan runs at high speed and the system is in continuous operation The thermostat is ON and the timer is reset to normal After 30 minutes of te
13. le Pasteboard Supporter 1 34 1190060021 Middle Foaming Supporter 1 Air Conditioner Service Manual Explosion view Model WADOO9AL3ZAR L Outdoor unit Me 2229 EX RSS LER SOON EE Ee SS ER LIRR SON SON a SON PERT VEREER SRR SON Z22455 SRR NEEN Z SAN SNAM N EE DRR SSN SS N NN NANI VS SS SSS Air Conditioner Service Manual Explosion view Model WADO12AL3JAR L Outdoor unit THER LESS AN LEMON LESS sd a V MNA A OORD Ng SAS AS Air Conditioner Service Manual Explosion view Model WAD018GL3JAR L Outdoor unit RRS Vee WR SRO USE SSN URNS TREN URES NNN LEESON AASI TIERS EOS VERE CSS SINS PESOS BIBS RRR ERE NS RNY SSN WNS REED RE Air Conditioner Service Manual Explosion view Model WAD024GL3JAR L Outdoor unit 16 14 15 13 11 10 Air Conditioner Service Manual Part list Model WADOO9AL3ZAR L Outdoor unit No Part No Part Name Q ty Remark 1 1083510901 Grille 1 2 1080050065 Top Cover 1 3 1110060110 Condenser 1 I K7 1 8 4 1081990018 Outdoor Motor Supporter 1 5 1170040057 Outdoor Motor 1 6
14. ler Remote controller gt The remote controller transmits signals to the system ON OFF button Used to start and stop operation when pressed TIMER button Used to select TIMER operation UP button TOO COOL button Used to increase the set room temperature and time DOWN button TOO WARM button Used to decrease the set room temperature and time SLEEP button Used to set or cancel sleep mode operation VANE control button Used to adjust airflow direction FAN SPEED control button Used to select the indoor fan motor speed Auto High Mid and Low MODE button Used to select the type of operation mode Feel Cooling Dry Fan and Heating Only for Heat Pump SLEEP TIMER ON TMIER OFF FEEL la A sm AUTO coo lt gt HIGH DRY lt h gt MID FAN lt C Low HEAT 4 gt SWING O 95959 o9 O 98 Note Each mode and relevant function will be further specified in following pages Remote Control The remote controller is not presetas Cooling Only Air Conditioner or Heat Pump by manufacturer Each time after the remote controllerreplace batteries or is energized the arrowhead willflash onthe front of Heat or Cool on LCD of the remote controller User can preset the remote controller type depending on the air conditioner type you have purchased as follows Press any button when the arrowhead fla
15. n More than 2 min More than 2 min Compressor ON OFF ON OFF ON Outdoor fan ON OFF ON OFF ON 3 In HEATING mode the indoor fan motor speed is controlled by Cold Air Prevention Control 4 Cold Air Prevention Control e The function is intend to prevent cold air from being discharged when the heating operation starts or when defrosting e The indoor fan speed will be controlled as following The vane angle is at the angle C 100 Set Speed Set Speed 93 2F Low Speed 80 6 F Low Speed 95151 omge Todo dop armeradurer TTF Stop the fan 73 4 F Stop the fan During me heating operation if the compressor stops that it will adjust the indoor fan speed after 30 seconds to stop the fan Air Conditioner Service Manual 5 Defrost Defrosting of the outdoor heat exchange is controlled by the microprocessor with detection by the indoor pipe temperature sensor Defrost control type is according to the JC on the PCB whether is connected e When the JC is connect on the PCB When one of the conditions of A Band C is satisfy the defrosting operation stars A IPT indoor pipe temperature In the condition A it must satisfy the conditions b and then into defrosting operation a IPTI satisfy IPTI IPTyAx AIPT 14 AF b t5 50minutes the compressor cumulative operation time 50 minutes t5 is permitted move and lower than t1 too
16. o feedback the rotational frequency Comparing the current rotational frequency with the target rotational frequency the microprocessor adjusts fan motor electric to make the current rotational frequency close to the target rotational frequency With this control when the fan speed is switched the rotational frequency changes smoothly 2 When the rotational frequency feedback signal has not output for 5 seconds or when the microprocessor can t detect the signal for 5 seconds the fan motor is regarded locked up Then the electric current to the fan Air Conditioner Service Manual motor is shut off 10 seconds later the electric current is applied to the fan motor again During the fan motor lock up the POWER indicator lamp flashes on and off 6times cycle or E6 to show the fan motor abnormality 10 Auto Fan Speed Control 1 When the auto fan speed is selected the indoor fan motor speed is automatically controlled by the room temperature and the set temperature 2 In COOLING mode the indoor fan motor operates as following Fan Speed Hi Me en AO EA GE I A ee Room temperature minus set temperature 1 8 F 3 7 27 3 In HEATING mode the indoor fan motor operates as following Fan Speed Hi Nr EERE HL Be RS eee Room temperature minus set temperature ptem 1 8F 3 6F T 27F 11 Auto Vane Operation control 1 Vane motor drive The unit is equipped with a stepping motor for the vane The
17. or frost prevention control starts The compressor and outdoor fan stop and indoor fan operates at high speed for 3 minutes After that if the indoor pipe temperature sensor reads less than 41 F this control prolonged until the indoor pipe temperature sensor reads 41 F or more High Temperature Protection Control During HEATING operation the outdoor fan motor and compressor are controlled by the indoor pipe temperature to prevent the high temperature of compressor Outdoor fan OFF when the indoor pipe temperature is 2122 F Outdoor fan ON when the indoor pipe temperature is lt 118 4 F Compressor OFF when the indoor pipe temperature is 2143 6 F Compressor ON when the indoor pipe temperature is lt 118 4 F 2 I Feel Mode Operation 1 2 When the I Feel mode is selected the operation mode and initial set temperature are determined by the initial room temperature at start up of the operation except to turn off the air conditioner and operates it again If the mode is change to I Feel mode from other mode the I Feel mode doesn t operate until compressor stop for more than 3 minutes COOLING 78 8 F or more 75 2 F DRY 68 F to 77 F 64 4 F HEATING for Heat Pump Type Less than 68 F 73 47 FAN for Cooling Only Type In the I Feel mode when the controller receives the up or down single of temperature the set temperature can adjust by 33 8 F upper or lower The biggest you can
18. otor 1 22 1073010501 Sensor Holder 1 23 1170030047 Indoor Motor 1 24 1070320111 Indoor Motor Clamp 1 29 1170240001 Transformer 1 26 1170230001 Indoor Sensor Assembly 1 27 1070320101 In And Out Pipe Fixer 1 28 Remote Controller 1 Not shown in 29 1070060003 Remote Controller Supporter 1 Explosion 30 1190060007 Indoor Carton 1 view 31 1191990104 Left Foaming 1 32 1191990105 Right Foaming 1 Part list Air Conditioner Service Manual Model WADO12AL3JAR L Indoor unit No Part No Part Name Q ty Remark 1 1080030008 Installation Plate 1 2 1210320107 Base 1 3 1070020026 Cross Fan 1 4 1070100010 Bearing Mount 1 3 1110050947 Evaporator 1 6 1070320437 Water Drainage Assembly 1 7 1070320440 Vertical Vane Assembly 10 8 1070320445 Face Frame 1 9 1070320112 Screw Cover 2 10 1090500124 Display PCB 1 11 1070250425 Display Box 1 12 1070320109 Air Filter 2 13 Front Panel 1 Option 14 1070320657 Display PCB Cover 1 15 1170120043 Power Supply Cord 1 16 1070320439 Vane 1 17 1070110011 Drainage Hose 1 18 1070320114 Cable Clamp 1 19 1090450004 Main PCB 1 20 1070320113 Electrical Box 1 21 1170020011 Vane Motor 1 22 1073010501 Sensor Holder 1 23 1170030047 Indoor Motor 1 24 1070320111 Indoor Motor Clamp 1 25 1170240001 Transformer 1 26 1170230001 Indoor Sensor Assembly 1 27 1070320101 In
19. rectly d Display Of The Control In the display board the lamp from left is the POWER lamp Red the SLEEP lamp Yellow the TIMER lamp Yellow the RUN lamp Green e When it gives the control power the buzzer sounds long for 0 3 second per cycle Air Conditioner Service Manual Wiring diagram Model WAD009AL3ZAR L WADO12AL3ZAR L INDOOR WIRING DIAGRAM 1130080385 LINT 4000100 OL MOTOR PROTECTOR INSIDE OR OUTSIDE FAN MOTOR INDOOR UNIT E WN BLAC d FAN MOTOR OPTIONAL PART PROTECTOR INSIDE Air Conditioner Service Manual Wiring diagram Model WADOISAL3ZAR L INDOOR WIRING DIAGRAM 1130080354 MAIN CONTROL PCB TRANSFORMER LINT 400010 OL DISPLAY CIRCUIT TONAL MOTOR PROTECTOR INSIDE OR OUTSIDE SWING Moor 00 FAN MOTOR INDOOR UNIT d FAN MOTOR OPTIONAL PART PROTECTOR INSIDE Wiring diagram Model WAD024AL3ZAR L Air Conditioner Service Manual INDOOR WIRING DIAGRAM 1130080361 MAIN CONTROL PCB CN YLW GRN TRANSFORMER P2 2 0 P3 COMP DISPLAY BLACK RED CIRCUIT T s ENERATOR W OPTIONAL PART RT mr n IPT es jim EVAPORATOR 75 MOTOR PROTECTOR SS INSIDE OR OUTSIDE SWING MOTOR gt M PAN MOTOR OUTDOOR UNIT OUTDOOR WIRING DIAGRAM 1130080380 COMPRESSOR
20. rotating direction speed and angle of the motor are controlled by pulse signal transmitted from indoor microprocessor 2 wa Positioning The vane is once pressed to the vane stopper below to confirm the standard position and then set to the desired angle The positioning is decided as follows When the ON OFF button is pressed When the vane control is change from AUTO to MANUAL When the SWING is finished When the test run starts When the power supply turns ON 3 The auto vane changes as follows by pressing the VANE CONTROL button 4 VANE AUTO mode In vane auto mode the microprocessor automatically determines the vane angle and operation to make the optimum room temperature distribution 5 SWING mode When presses the SWING button the vane swings 12 TIMER Operation 1 To activate the air conditioner at the desire time follow the procedure specified below the remote control and air conditioner are switched off Press the Timer button Select the desired mode by pressing the Mode button Select the desired temperature by pressing the A Y button only possible when the cool or heat mode is selected Select the ventilator speed low medium or high or automatic mode only possible when the feel Cool or Heat mode is selected by pressing the Fan button The ventilator always operates in the Auto mode when the Dry mode is selected Select Swing or no Swing by pressing the Swing button A
21. shes onthe frontof Cool Cooling Only is set Press any button when the arrowhead flashes onthe frontof Heat Heat Pump is set If you don t press any button within 10 seconds the remote controlleris presetas Heat Pump automatically Note If the air conditioner you purchased is a Cooling Only one butyou preset the remote controller as Heat Pump it doesn t matter Butif the air conditioner you purchased is a Heat Pump one and you preset the remote controller as Cooling Only then youCAN NOT preset the Heating operation with the remote controller Air Conditioner Service Manual REMOTE CONTROLLER The four types of remote controller is as follow GYKQ 05 GYKQ 10e optional 11 optional GYKQ 12e optional Note The function of remote controller above is the same Air Conditioner Service Manual Electronic Controller 1 Safety Control 1 2 3 Time Delay Safety Control 3 minutes delay for compressor The compressor is ceased for 3minutes to balance the pressure in the refrigeration cycle in order to protect the compressor 2 minutes delay for 4 way valve The 4 way valve is ceased for 2 minutes to prevent the refrigerant gas abnormal noise when the HEATING operation is OFF or switch to the other operation mode Indoor Pipe Temperature Sensor Frost Prevention Control When the indoor pipe temperature sensor reads 32 F or below for 5 minutes the indoor pipe temperature sens
22. st run operation the system shifts to AUTO COOLING HEATING mode and the indoor fan runs in automatic speed The operation continues unit the EMERGENCY operation switch is pressed or a button on the remote controller is pressed and normal operation will start NOTE Do not press the EMERGEMCY Operation switch during normal operation 14 AUTO RESTART Function Option 1 When the indoor unit is controlled with the remote controller the operation mode set temperature and the fan speed are memorized by the indoor electric control PCB The AUTO RESTART function sets to work the moment power has restored after power failure Then the unit will restart automatically 2 How to set the AUTO RESTAR function Press the emergency switch and power supply to the PCB following hold 10 seconds and the buzzer will beep three times The AUTO RESTAR is set Do the operation again the buzzer will beep four times and the AUTO RESTAR function is cancelled 15 Failure Display and Handling a Failure Display When the controller has failure the buzzer will sound long for three times and displays the failure from the failure lamp b Failure Code If have the digital pipe that displays the failure code for digital pipe or display for the run lamp Type of failure The lamp flash Display of digital pipe The failure of room temperature sensor Once cycle El The failure of indoor pipe temperature sensor Twice cycle The failure of indoor fan motor 6 times cycle
23. utdoor defrost sensor reads 68 or more d The defrosting time exceeds 10 minutes 6 Air Conditioner Service Manual e Defrosting time chart Outdoor Fan Revering Valve Compressor Relay 14 RE 39s 155 Defrost Count MAX 12mid 1951 155 t FAN mode operation The indoor fan motor always turns on at the set speed and the vane motor turns on at the set fettle 4 way Valve control HEATING ON COOLING DRY OFF The 4 way valve reverses for 5 seconds right before start up of the compressor as following chart COOLING DRY TO HEATING HEATING TO COOLING DRY Compressor A 4 way Valve IERE 5s 2min l y gt Outdoor Fan SLEEP mode When the SLEEP button is pressed the SLEEP mode is selected as following The indoor fan speed is set at the low speed the power lamp and the sleep lamp is on the temperature off after 5 minutes When selecting COOLING DRY operation with SLEEP mode the set temperature will be raised by 1 8 F 1 hour later and by 6 F 2 hour later When selecting HEATING operation with SLEEP mode the set temperature will be dropped by 1 8F 1 hour later and 3 6 F 2 hour later After the System operates in SLEEP mode for 8 hours it will stop automatically Fan motor control 1 Rotational frequency feedback control The indoor fan motor is equipped with a rotational frequency sensor and outputs signal to the microprocessor t
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