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Troubleshooting

Electrical Control System

249

2.4.3.11. P3 malfunction

P3 display

Current protection of compressor

Judge 1: Check whether the

input current of the power

supply wire is more than

14A (For 24K it is 18A,For

36K 1phase it is 21.5A,For

36K 3phase it is11A)

Yes

Replace the electric control box

Check whether

the refrigerant

system is ok

Judge 2: Check whether the

outdoor ambient

temperature is higher than

℃

Stop the unit

Yes

Judge 3: Check whether the

outdoor unit is bad ventilation

Make the outdoor unit ventilate well

Yes

Judge 5: The refrigerant

pipe is blocked

Let the refrigerant out, then use the high

pressure nitrogen or refrigerant to blow pipe,

vacuumize and charge the refrigerant again

Yes

Judge 4: Check whether the

heat exchanger is dirty

Clean the heat exchanger

Yes

Replace outdoor main

board,and check whether

the system can run normally

Yes

Trouble is solved

Содержание AWAU-YLD012-H11

Страница 1: ...BD Indoor Units DCD Indoor Units FBD Indoor Units FWDB indoor Units XAD Indoor Units Outdoor Units AWSI XAD012 N11 AWAU YLD012 H11 AWSI XAD018 N11 AWAU YLD018 H11 REFRIGERANT R410A HEATPUMP REFRIGERANT SM YLD DCI Ver 6 GB JUNE 2016 ...

Страница 2: ...nformation 1 Part 2 Indoor Units 31 Part 3 Outdoor Units 147 Part 4 Installation 178 Part 5 Electrical Control System 211 The specifications designs and information in this book are subject to change without notice for product improvement ...

Страница 3: ...General Information General Information 1 Part 1 General Information 1 Model Lists 2 2 External Appearance 3 2 1 Indoor Units 3 2 2 Outdoor Units 4 3 Product specification 5 4 Features 30 ...

Страница 4: ...or units AWAU YLD012 H11 Rotary GMCC AWSI CBD012 N11 AWSI DCD012 N11 AWSI XAD012 N11 AWAU YLD018 H11 Rotary GMCC AWSI CBD018 N11 AWSI DCD018 N11 AWSI FBD018 N11 AWSI FWBD018 N11 AWSI XAD018 N11 AWAU YLD024 H11 Twin rotary GMCC AWSI CBD024 N11 AWSI DCD024 N11 AWSI FBD024 N11 AWSI FWBD024 N11 AWAU YLD030 H11 Twin rotary GMCC AWSI DCD030 N11 AWSI CBD030 N11 AWSI FBD030 N11 AWAU YLD036 H11 Twin rotary...

Страница 5: ...External Appearance General Information 3 2 External Appearance 2 1 Indoor Units Compact Four way cassette Super slim cassette Ceiling Floor Console Duct 12000 48000Btu h Duct 60000Btu h ...

Страница 6: ...External Appearance 4 General Information 2 2 Outdoor Units Single fan outdoor unit Double fan outdoor unit ...

Страница 7: ...B A 44 40 36 Moisture removal l hr 1 5 Condensate drain tube I D mm ODФ16 Dimensions WxHxD mm 700x600x210 Weight kg 15 Package dimensions LxWxH mm 810x305x710 Packaged weight kg 20 Stacking height units 8 levels OUTDOOR Refrigerant control Capillary EXV Compressor type model Rotary DC Inverter Fan type quantity Axial x 1 Fan speeds H L RPM 850 Air flow H L m3 hr 2200 Sound power level 4 H L dB A 6...

Страница 8: ... dB A 45 42 39 Moisture removal l hr 2 0 Condensate drain tube I D mm ODФ16 Dimensions WxHxD mm 700x600x210 Weight kg 15 Package dimensions LxWxH mm 810x305x710 Packaged weight kg 20 Stacking height units 8 levels OUTDOOR Refrigerant control Capillary EXV Compressor type model Rotary DC Inverter Fan type quantity Axial x 1 Fan speeds H L RPM 800 Air flow H L m3 hr 2500 Sound power level 4 H L dB A...

Страница 9: ...on is standard for the indoor units 4 4 Standard auto restart function and follow me function 4 5 Slim cassette with standard remote controller wire controller and CCM for optional Med Duct and HESP duct with standard wired controller remote controller and CCM for optional 4 6 Standard anti cold air function 4 7 Standard auto defrosting function 4 8 Standard self diagnose function 4 9 Standard tim...

Страница 10: ...Indoor Units Indoor Units 31 Part 2 Indoor Units Super Slim Cassette Type 32 Duct Type 52 Ceiling Floor Type 91 Four way Cassette Type Compact 114 Console Type 132 ...

Страница 11: ... 135 3 Service Space 136 4 Wiring Diagrams 137 5 Air Velocity and Temperature Distributions Reference Data 138 6 Electric Characteristics 139 7 Sound Levels 140 8 Accessories 141 9 The Specification of Power 141 10 Field Wiring 142 11 Exploded View and Spare Part list 143 ...

Страница 12: ...st switched on or room temp is still high cold air will be blown out from top and bottom air outlet to cool down the room quickly Air outlet from top to maintain room temp When the room has been cooled down or the A C has been opened over 1 hour cold air only from the top outlet to keep constant room temp Heating mode Anti cold air When the AC is just turn on temperature of evaporator is very low ...

Страница 13: ...inlets 1 5 Low noise DC indoor fan motor which has five speeds Low noise and energy saving Advanced centrifugal fan technology makes a fast airflow and reduces the indoor noise lower to 28dB 1 6 Golden fin is optional 1 7 Active carbon filter is standard ...

Страница 14: ...Dimensions Console Type 135 2 Dimensions AWSI XAD012 N11 AWSI XAD018 N11 ...

Страница 15: ...Service Space 136 Console Type 3 Service Space ...

Страница 16: ...Wiring Diagrams Console Type 137 4 Wiring Diagrams AWSI XAD012 N11 AWSI XAD018 N11 ...

Страница 17: ...Air Velocity and Temperature Distributions Reference Data 138 Console Type 5 Air Velocity and Temperature Distributions Reference Data Discharge angle 60 Airflow velocity Temperature ...

Страница 18: ...haracteristics Console Type 139 6 Electric Characteristics Model Indoor Units Power Supply Hz Voltage Min Max MFA AWSI XAD012 N11 50 220 240 198 254 AWSI XAD018 N11 50 220 240 198 254 10 Note MFA Max Fuse Amps A ...

Страница 19: ...Sound Levels 140 Console Type 7 Sound Levels 1 5m 1m Microphone Model Noise Power dB A Noise level dB A H M L AWSI XAD012 N11 58 44 40 36 AWSI XAD018 N11 60 45 42 39 ...

Страница 20: ...cation of Power Capacity Btu h AWSI XAD012 N11 AWSI XAD018 N11 Indoor Unit Power Phase 1 phase Frequency and Voltage 220 240V 50Hz Power Wiring mm2 3 1 0 Circuit Breaker Fuse A 15 10 Outdoor Unit Power Phase 1 phase 1 phase Frequency and Voltage 220 240V 50Hz 220 240V 50Hz Power Wiring mm2 3 1 5 3 2 5 Circuit Breaker Fuse A 20 16 30 20 Indoor Outdoor Connecting Wiring Weak Electric Signal mm2 3 0 ...

Страница 21: ...Field Wiring 142 Console Type 10 Field Wiring AWSI XAD012 N11 AWSI XAD018 N11 ...

Страница 22: ...Exploded View and Spare Part list Console Type 143 11 Exploded View and Spare Part list Exploded View of indoor unit AWSI XAD012 N11 ...

Страница 23: ...310072 Ambient temperature sensor assembly 1 9 5 202301400072 Wire joint 1 9 7 201244090002 Electronic control box seal plate 1 9 8 201144090008 Installation plate of electric parts 1 9 9 201344090004 Display board assembly 1 9 10 2013440A0029 Main control board assembly 1 9 11 201244090004 Fixing board of electronic control box I 1 9 14 201344090029 Auxiliary electric heater control board 1 10 20...

Страница 24: ...Exploded View and Spare Part list Console Type 145 Exploded View of indoor unit AWSI XAD018 N11 ...

Страница 25: ... 202301450125 Wire joint 1 9 7 201244090002 Electronic control box seal plate 1 9 8 201144090008 Installation plate of electric parts 1 9 9 201344090004 Display board assembly 1 9 10 201344190028 Main control board assembly 1 9 11 201244190000 Fixing board of electronic control box I 1 9 12 202301300077 Pipe temperature sensor assembly 1 9 13 203310900018 Network module assembly 1 9 14 20134409002...

Страница 26: ...Units 147 Part 3 Outdoor Units 1 Dimensions 148 2 Service Space 150 3 Piping Diagrams 151 4 Wiring Diagrams 152 5 Electric Characteristics 156 6 Operation Limits 157 7 Sound Levels 158 8 Exploded View and Spare Part list 159 ...

Страница 27: ...F H AWAU YLD012 H11 760 530 290 315 270 285 590 AWAU YLD018 H11 845 560 335 360 312 320 700 AWAU YLD024 H11 900 590 333 355 302 315 860 AWAU YLD030 H11 900 590 333 355 302 315 860 AWAU YLD036 H11 990 624 366 396 340 345 965 AWAU YLD036 H13 990 624 366 396 340 345 965 ...

Страница 28: ...Dimensions Outdoor Units 149 Model Unit mm A B C D E F H AWAU YLD048 H13 938 633 5 404 448 370 392 1369 AWAU YLD060 H13 938 633 5 404 448 370 392 1369 ...

Страница 29: ...Service Space 150 Outdoor Units 2 Service Space More than 60cm More than 30cm More than 60cm More than 200cm Air inlet Air inlet More than 30cm Air outlet Wall or obstacle Maintain channel ...

Страница 30: ... switch INDOOR OUTDOOR T2 Evaporator temp sensor middle Accumulator Electronic expansion valve CAPILIARY TUBE AWAU YLD036 H11 AWAU YLD036 H13 AWAU YLD048 H13 AWAU YLD060 H13 LIQUID SIDE GAS SIDE HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER Compressor 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING HEATING T2B Evaporator temp sensor outlet T1 Room temp sensor T3 Condenser temp sensor Accumulator T5...

Страница 31: ...Wiring Diagrams 152 Outdoor Units 4 Wiring Diagrams AWAU YLD012 H11 ...

Страница 32: ...Wiring Diagrams Outdoor Units 153 AWAU YLD018 H11 AWAU YLD024 H11 AWAU YLD030 H11 AWAU YLD036 H11 ...

Страница 33: ...Wiring Diagrams 154 Outdoor Units AWAU YLD036 H13 AWAU YLD048 H13 ...

Страница 34: ...Wiring Diagrams Outdoor Units 155 AWAU YLD060 H13 ...

Страница 35: ...11 50 220 240V 198V 254V 16 AWAU YLD018 H11 50 220 240V 198V 254V 16 AWAU YLD024 H11 50 220 240V 198V 254V 20 AWAU YLD030 H11 50 220 240V 198V 254V 30 AWAU YLD036 H11 50 220 240V 198V 254V 30 AWAU YLD036 H13 50 380 415V 342V 440V 20 AWAU YLD048 H13 50 380 415V 342V 440V 25 AWAU YLD060 H13 50 380 415V 342V 440V 25 Note MFA Max Fuse Amps A ...

Страница 36: ...e above conditions certain safety protection features may come into operation and cause the unit to operate abnormally 2 The room relative humidity should be less than 80 If the air conditioner operates beyond this figure the surface of the air conditioner may attract condensation Please set the vertical air flow louver to its maximum angle vertically to the floor and set HIGH fan mode 3 The optim...

Страница 37: ...nit Microphone Note H 0 5 height of outdoor unit Model Noise Power dB A Noise level dB A AWAU YLD012 H11 62 52 AWAU YLD018 H11 65 55 AWAU YLD024 H11 69 57 AWAU YLD030 H11 70 58 AWAU YLD036 H11 70 60 AWAU YLD036 H13 70 60 AWAU YLD048 H13 70 61 AWAU YLD060 H13 70 61 ...

Страница 38: ...Exploded View and Spare Part list Outdoor Units 159 8 Exploded View and Spare Part list Exploded View of outdoor unit AWAU YLD012 H11 ...

Страница 39: ... air outlet grille 1 12 2012374A0056 Front panel 1 13 201100390002 Axial flow fan 1 14 202400300060 Asynchronous motor 1 15 201237390026 Supporter assembly of fan motor 1 16 201237500241 Partition board assembly 1 16 3 202301000867 Reactor 1 17 201237400400 Left supporter 1 18 201237900028 Top cover assembly 1 19 203337590112 Electronic control box assembly 1 20 203337790146 Terminal board assembl...

Страница 40: ...Exploded View and Spare Part list Outdoor Units 161 Exploded View of outdoor unit AWAU YLD018 H11 ...

Страница 41: ...supporter 1 17 201257190097 Top cover assembly 1 18 201248100367 Left supporter 1 19 201257190118 Partition board assembly 1 20 2033752A0057 Electronic control box assembly 1 20 1 201157190011 Cover of electronic control box 1 20 2 2013752A0014 Main control board assembly 1 20 3 201375290027 Inverter control board assembly 1 20 4 201157190010 Installation board for E parts 1 20 5 202301901173 Radi...

Страница 42: ... unit installation 181 4 Outdoor unit installation Side Discharge Unit 198 5 Refrigerant pipe installation 200 6 Drainage pipe installation 203 7 Vacuum Drying and Leakage Checking 207 8 Additional refrigerant charge 208 9 Engineering of insulation 208 10 Engineering of electrical wiring 209 11 Test operation 210 ...

Страница 43: ... Wiring connection and electric safety checking Test operation Refrigerant pipe installation and insulation Drainage pipe installation and insulation Indoor unit installation location selection Outdoor unit installation location selection Indoor unit installation Outdoor unit installation Refrigerant pipe installation and insulation Drainage pipe installation and insulation ...

Страница 44: ...on The place shall easily support the outdoor unit s weight Locate the outdoor unit as close to indoor unit as possible The piping length and height drop can not exceed the allowable value The place where the noise vibration and outlet air do not disturb the neighbors There is enough room for installation and maintenance The air outlet and the air inlet are not impeded and not face the strong wind...

Страница 45: ... 181 3 Indoor unit installation 3 1 Super slim cassette indoor unit installation 3 1 1 Service space for indoor unit Model A H AWSI CBD024 N11 245 275 AWSI CBD030 N11 245 275 AWSI CBD036 N11 245 275 AWSI CBD048 N11 287 317 3 1 2 Bolt pitch ...

Страница 46: ...h the 4 hanger of the main body to suspend it Adjust the hexangular nuts on the four installation hooks evenly to ensure the balance of the body Use a leveling instrument to make sure the levelness of the main body is within 1 Adjust the position to ensure the gaps between the body and the four sides of ceiling are even The body s lower part should sink into the ceiling for 10 12 mm In general L i...

Страница 47: ... 183 3 1 5 Install the panel Remove the grille Remove the 4 corner covers Hang the panel to the hooks on the mainbody If the panel is with auto lift grille please watch the ropes lifing the grille DO NOT make the ropes enwinded or blocked ...

Страница 48: ...Indoor unit installation 184 Installation Tighten the screws under the panel hooks till the panel closely stick on the ceiling to avoid condensate water ...

Страница 49: ...ir in grill to the panel then connect the lead terminator of the swing motor and that of the control box with corresponding terminators on the body respectively Install the 4 corner covers back Note The panel shall be installed after the wiring connected ...

Страница 50: ...WSI DCD024 N11 AWSI DCD030 N11 AWSI DCD036 N11 AWSI DCD048 N11 3 2 1 Service space for indoor unit 3 2 2 Bolt pitch Model Size of outline dimension mounted plug L M AWSI DCD012 N11 740 350 AWSI DCD018 N11 960 350 AWSI DCD024 N11 960 350 AWSI DCD030 N11 1180 490 AWSI DCD036 N11 1180 490 AWSI DCD048 N11 1240 500 ...

Страница 51: ...le hooks fittings 3 2 4 Install the main body Make the 4 suspender through the 4 hanger of the main body to suspend it Adjust the hexangular nuts on the four installation hooks evenly to ensure the balance of the body Use a leveling instrument to make sure the levelness of the main body is within 1 3 2 5 Install the air filter Insert the air filter through the filter slot and fix it with 2 screws ...

Страница 52: ...ched seal sponge as per the indicating place in the following fig and then change the mounting positions of air return panel and air return flange When install the filter mesh please plug it into flange inclined from air return opening and then push up The installation has finish upon filter mesh which fixing blocks have been insert to the flange positional holes ...

Страница 53: ...Indoor unit installation Installation 189 AWSI DCD060 N11 3 2 1 Service space for indoor unit 500mm or more 600mm or more Indoor unit 600mmx600mm Maintenance and repair space 3 2 2 Bolt pitch ...

Страница 54: ...45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings 3 2 4 Install the main body Make the 4 suspender through the 4 hanger of the main body to suspend it Adjust the hexangular nuts on the four installation hooks evenly to ensure the balance of the body Use a leveling instrument to make sure the levelness of the main body is within 1 3 2 5 Install the air d...

Страница 55: ...r indoor unit installation 3 3 1 Service space for indoor unit 3 3 2 Bolt pitch Ceiling installation Model D E AWSI FBD018 N11 983 220 AWSI FBD024 N11 983 220 AWSI FBD030 N11 1200 220 AWSI FBD036 N11 1200 220 AWSI FBD048 N11 1565 220 Wall mounted installation ...

Страница 56: ...howed in upper picture Drill four holes of Ø12mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings Wall mounted installation Install the tapping screws onto the wall Refer to picture below 3 3 4 Install the main body Ceiling installation The only installation method for the unit with drain pump Remove the side board and the grille ...

Страница 57: ...Indoor unit installation Installation 193 Locate the hanging arm on the hanging screw bolt Prepare the mounting bolts on the unit Put the side panels and grilles back ...

Страница 58: ...g the indoor unit by insert the tapping screws into the hanging arms on the main unit The bottom of body can touch with floor or suspended but the body must install vertically 3 4Compact cassette indoor unit installation 3 4 1 Service space for indoor unit 3 4 2 Bolt pitch ...

Страница 59: ...hooks toward the expansible hooks Determine the length of the installation hooks from the height of ceiling then cut off the unnecessary part If the ceiling is extremely high please determine the length of the installation hook depending on the real situation 3 4 4 Install the main body Make the 4 suspender through the 4 hanger of the main body to suspend it Adjust the hexangular nuts on the four ...

Страница 60: ... are even The body s lower part should sink into the ceiling for 10 12 mm In general L is half of the screw length of the installation hook Locate the air conditioner firmly by wrenching the nuts after having adjusted the body s position well 3 4 5 Install the panel Remove the grille Hang the panel to the hooks on the mainbody ...

Страница 61: ...o avoid condensate water Hang the air in grill to the panel then connect the lead terminator of the swing motor and that of the control box with corresponding terminators on the body respectively Note The panel shall be installed after the wiring connected 3 5 Console indoor unit installation 3 5 1 Service space for indoor unit ...

Страница 62: ...tallation 3 5 2 Install the main body Fix the hook with tapping screw onto the wall Hang the indoor unit on the hook The bottom of body can touch with floor or suspended but the body must install vertically 4 Outdoor unit installation Side Discharge Unit ...

Страница 63: ...366 396 AWAU YLD036 H13 624 366 396 AWAU YLD048 H13 633 5 404 448 AWAU YLD060 H13 633 5 404 448 4 3 Install the Unit Since the gravity center of the unit is not at its physical center so please be careful when lifting it with a sling Never hold the inlet of the outdoor unit to prevent it from deforming Do not touch the fan with hands or other objects Do not lean it more than 45 and do not lay it s...

Страница 64: ...Btu h 30m 20m 24 000Btu h 30 000Btu h 50m 25m 36 000Btu h 60 000Btu h 65m 30m 5 2 The procedure of connecting pipes 5 2 1 Choose the pipe size according to the specification table 5 2 2 Confirm the cross way of the pipes 5 2 3 Measure the necessary pipe length 5 2 4 Cut the selected pipe with pipe cutter Make the section flat and smooth 9 0 Lean Crude Burr o 5 2 5 Insulate the copper pipe Before t...

Страница 65: ... pipe and fix it by supporter For horizontal refrigerant pipe the distance between supporters should not be exceed 1m For vertical refrigerant pipe the distance between supporters should not be exceed 1 5m 5 2 13 Connect the pipe to indoor unit and outdoor unit by using two spanners Be sure to use two spanners and proper torque to fasten the nut too large torque will damage the bellmouthing and to...

Страница 66: ...al 18K 18K 30m L L1 L2 24K 24K 50m 30K 30K 50m Max branch pipe length 15m L1 L2 Max branch pipe length difference 10m L1 L2 Drop Height Max height difference between indoor unit and outdoor unit 20m H1 Max height difference between indoor units 0 5m H2 5 3 2 Size of joint pipes for indoor unit R410a 5 3 3 Size of joint pipes for outdoor unit R410a 5 3 4 The branching pipe must be installed horizon...

Страница 67: ... route and elevation Before installing condensate water pipeline determine its route and elevation to avoid intersection with other pipelines and ensure slope is straight 6 2 2 Drainage pipe selection The drainage pipe diameter shall not small than the drain hose of indoor unit According to the water flowrate and drainage pipe slope to choose the suitable pipe the water flowrate is decided by the ...

Страница 68: ... Attention Adopt PVC40 or bigger pipe to be the main pipe 6 2 3 Individual design of drainage pipe system The drainage pipe of air conditioner shall be installed separately with other sewage pipe rainwater pipe and drainage pipe in building The drainage pipe of the indoor unit with water pump should be apart from the one without water pump 6 2 4 Supporter gap of drainage pipe In general the suppor...

Страница 69: ...r unit More than 50mm More than 25mm Plug Water storage pipe 6 2 7 Lifting pipe setting of indoor unit with water pump The length of lifting pipe should not exceed the pump head of indoor unit water pump Pump head of big four way cassette 750mm Pump head of compact four way cassette 500mm The drainage pipe should be set down inclined after the lifting pipe immediately to avoid wrong operation of w...

Страница 70: ...ater through the water test hole be sure that the water will not touch the motor of drainage pump 2 2 Power on and let the air conditioner operate for cooling Check operation status of drainage pump and then connect the plug of water level switch check the operation sound of water pump and observe whether the water can discharge through the transparent hard pipe at drainage outlet In light of the ...

Страница 71: ... pipe and keep vacuum pump running for 1hour vacuum degree of vacuum pump shall be reached 755mmHg 2 If the vacuum degree of vacuum pump could not reach 755mmHg after 1 hour of drying it indicates that there is moisture or leakage in pipeline system and need to go on with drying for half an hour 3 If the vacuum degree of vacuum pump still could not reach 755mmHg after 1 5 hours of drying check whe...

Страница 72: ... air in the flexible pipe and manifold gauge should be exhausted After finished refrigerant recharge process check whether there is refrigerant leakage at the connection joint part Using gas leakage detector or soap water to detect 9 Engineering of insulation 9 1 Insulation of refrigerant pipe 9 1 1 Operational procedure of refrigerant pipe insulation Cut the suitable pipe insulation except joint ...

Страница 73: ...The insulation material should be flame retardant material the flame retardancy of the material should be selected according to the local law Thickness of insulation layer is usually above 10mm Use specific glue to paste the seam of insulation material and then bind with adhesive tape The width of tape shall not be less than 5cm Make sure it is firm and avoid dew 9 2 3 Installation and highlights ...

Страница 74: ...orrectly The length of the tubing and the added stow capacity of the refrigerant have been recorded The power voltage fits the rated voltage of the air conditioner There is no obstacle at the outlet and inlet of the outdoor and indoor units The gas side and liquid side stop values are both opened The air conditioner is pre heated by turning on the power 11 3 Test operation Set the air conditioner ...

Страница 75: ...Electrical Control System Electrical Control System 211 Part 5 Electrical Control System 1 Electrical Control Function 212 2 Troubleshooting 225 ...

Страница 76: ...0 keep running at the current frequency T5 105 no limit for frequency For other units When the compressor discharge temp is getting higher the running frequency will be limited as below rules If 102 T5 115 decrease the frequency to the lower level every 2 minutes till to F1 If T5 115 for 10 seconds the compressor will stop and restart till T5 90 1 2 4 Sensor protection at open circuit and breaking...

Страница 77: ...an be set to high med low auto 4 The louver operates same as in cooling mode 5 Auto fan For XAD a b c d 5 0 4 0 2 5 1 0 6 0 T1 24 e H H L 0 75 L H L 0 5 L H L 0 25 L L For CBD012 3 5 3 0 High Low 1 0 Medium 1 5 Ts 24 For other models 5 0 4 0 High Low 2 0 Medium 3 0 Ts 24 1 3 2 Cooling Mode 1 3 2 1 Outdoor PMW open angle control The unit is working in cooling mode with the EXV open 300P For 12K it ...

Страница 78: ...DD E DC_FAN_SSLOW_SPD_ADD 23 22 20 28 19 17 26 25 1 3 2 3 Indoor fan running rules For XAD012 In cooling mode indoor fan runs all the time and the speed can be selected as high medium low auto and silent When the compressor is running the indoor fan is controlled as below The auto fan acts as below rules a b c d 5 0 4 0 2 5 1 0 6 0 T1 Ts e H H L 0 75 L H L 0 5 L H L 0 25 L L ...

Страница 79: ...uency T2 7 the compressor frequency will not be limited For FWDB18 024 When T2 2 and lasts for 3 minutes the indoor has no capacity demand and resume till T2 7 When set point 17 and the T2 7 the indoor fan will be forced to run the speed RAFANC6 1200 rpm for FWDB18 1350rpm for FWDB24 till the T2 10 For other models When T2 2 and lasts for 3 minutes the indoor has no capacity demand and resume till...

Страница 80: ...mperature of compressor discharge every 2 minutes 1 3 3 2 Outdoor fan running rules T4 E DC_FAN_SSLOW_SPD_ADD D DC_FAN_SLOW_SPD_ADD C DC_FAN_MIN_SPD_ADD B DC_FAN_MID_SPD_ADD A DC_FAN_HI_SPD_ADD 21 19 18 16 15 13 12 10 1 3 3 3 Indoor fan running rules For XAD012 In heating mode indoor fan can be selected as high medium low auto and silent The anti cold wind function has the priority When the compre...

Страница 81: ...r CBD012 When the compressor is on the indoor fan can be set to high medium low auto and silent And the anti cold wind function has the priority Auto fan action 3 5 T1 Ts ΔT 4 High Low 5 Medium 4 5 For other models When the compressor is on the indoor fan can be set to high medium low auto And the anti cold wind function has the priority Auto fan action 2 T1 Ts ΔT 3 High Low 5 Medium 4 ...

Страница 82: ...5 minutes and T3 TCDI2 T3 T30SUBT3TWO T30 3 If the compressor cumulate running time is up to 29 minutes and T3 TCDI3 for 3 minutes 4 If the compressor cumulate running time is up to 120 minutes and T3 15 Condition of ending defrosting If any one of the following items is satisfied the defrosting will finish and the machine will turn to normal heating mode T3 rises to be higher than TCDE1 T3 keeps ...

Страница 83: ...itions 1 Running in heating mode 2 T4 3 3 Compressor is on 4 T3 TempEnterDefrost_ADD Cleared conditions Meet any one of the following conditions 1 Compressor is off and T3 TempEnterDefrost_ADD 2 last for 20 minutes 2 Running in cooling mode 3 Compressor is off for 1 hour Condition of entry defrosting time1 time2 40 minutes When defrosting is end time1 and time2 are cleared Condition of ending defr...

Страница 84: ...f Compressor stops Decrease Decrease the running frequency to the lower level Hold Keep the current frequency Resume No limitation for frequency For other models T2 60 the compressor will stop and restart when T2 54 1 3 4 Auto mode This mode can be chosen with remote controller and the setting temperature can be changed between 17 30 In auto mode the machine will choose cooling heating or fan only...

Страница 85: ...cooling mode in low speed All protections are active and the same as that in cooling mode 1 3 6 Timer function 1 3 6 1 Timing range is 24 hours 1 3 6 2 Timer on The machine will turn on automatically when reaching the setting time 1 3 6 3 Timer off The machine will turn off automatically when reaching the setting time 1 3 6 4 Timer on off The machine will turn on automatically when reaching the se...

Страница 86: ... running immediately and continuously till stop cooling 2 Once the water level increase and up to the control point LED will alarm and the drain pump open and continue checking the water level If the water level fall down and LED disalarmed drain pump delay close 1 minute and operate with the last mode Otherwise the entire system stop operating including the pump and LED remain alarming after 3 mi...

Страница 87: ...lay tube show 60 it means the capacity demand is 6 0 02 Amendatory capacity demand code 03 The frequency after the capacity requirement transfer 04 The frequency after the frequency limit 05 The frequency of sending to 341 06 Indoor unit evaporator outlet temp heating T2 cooling T2B If the temp is lower than 0 degree the digital display tube will show 0 If the temp is higher than 70 degree the dig...

Страница 88: ...18 Indoor unit number The indoor unit can communicate with outdoor unit well 19 Condenser pipe temp of 1 indoor unit If the temp is lower than 0 degree the digital display tube will show 0 If the temp is higher than 70 degree the digital display tube will show 70 If the capacity demand is 0 the digital display tube will show 0 If the indoor unit is not connected the digital display tube will show ...

Страница 89: ...ay board of Ceiling floor indoor unit Temporary button Operation lamp Timer indicator Infrared signal receiver Alarm indicator PRE DEF indicator cooling and heating type or fan only indicator cooling only type FUNC Display digital tube Operation temp Timer indicator PRE DEF indicator cooling and heating type or fan only indicator cooling only type Alarm indicator Digital LED Temporary button Infra...

Страница 90: ...ay board Console FUNC Temporary button PRE DEF indicator cooling and heating type or fan only indicator cooling only type Infrared signal receiver Operation temp Timer indicator Alarm indicator PRE DEF indicator cooling and heating type or fan only indicator cooling only type Operation temp Timer indicator Infrared signal receiver Temporary button ...

Страница 91: ...For console type 18K NO Malfunction Running lamp Timer lamp Defrosting lamp 1 Indoor EEPROM malfunction 2 Indoor fan Speed has been out of control X 3 Open or short circuit of T1 or T2 temperature sensor X 4 Indoor outdoor units communication error X X 5 Outdoor unit malfunction X X X off flash at 5Hz flash at 0 5Hz For Compact cassette 12K A5 12K NO Malfunction Defrosting lamp Alarm lamp Running ...

Страница 92: ...ensor X X X E2 3 Open or short circuit of T2 temperature sensor X X X E3 4 Open or short circuit of T2B temperature sensor X X X E4 5 Indoor EEPROM malfunction X X X E7 6 Indoor fan speed is out of control X X E8 7 Refrigerant Leakage Detection O X EC 8 Outdoor unit malfunction X X X Ed 9 Full water malfunction X X X EE 10 Communication malfunction between master unit and slave unit X X F3 11 Othe...

Страница 93: ...E6 PFC module protection For 36K 1 Phase model E8 Outdoor fan speed is out of control P0 Top temperature protection of compressor P1 High pressure protection For 36K 60K models P2 Low pressure protection For 36K 60K models P3 Current protection of compressor P4 Discharge temperature protection of compressor P5 High temperature protection of condenser P6 IPM module protection P7 High temperature pr...

Страница 94: ... indoor unit 2 4 1 1 Open or short circuit of temperature sensor Check the connections between temperature sensor and PCB Are the connections good Correct the connections No Yes Yes Replace indoor or outdoor PCB Replace the sensor Check the resistance value of the sensor via Appendix 1 Is it normal No ...

Страница 95: ...No No Check whether the power is on Replace outdoor main board Yes Whether the outdoor unit is power on Check whether the communication wire between the indoor and outdoor unit is connected correctly Yes Connect the wiring well or replace the communication wire No Replace the indoor PCB Trouble is solved check if the errors happen again Yes No Outdoor unit malfunction ...

Страница 96: ...EEPROM well Replace the indoor PCB Shut off the power supply and turn it on 5 seconds later Is it still displaying the error code 2 4 1 4 Full water malfunction If the water level switch is inserted well No Insert the water level switch well If the water level switch is broken Yes Replace the water level switch If the water pump is normal No Replace the water pump Yes No Yes Check PCB board or rep...

Страница 97: ...rates normally Find out the cause and have it solved For example check whether the fan is blocked or the bearing is broken Check the wires of fan motor Are all the connections good No Yes No Correct the connections No Yes Check whether the main PCB is normal through index 2 Yes Yes Check whether the fan motor is normal through index 1 Yes Replace the fan motor Replace the main PCB The malfunction ...

Страница 98: ...replaced For other models NO Color 1 Red 2 3 Black 4 White 5 Yellow 6 Blue For console 5 4 6 3 2 1 NO Color 1 Red 2 3 White 4 Blue 5 Yellow 6 Black Index2 1 Indoor DC fan motor control chip is inside fan motor Power on and when the unit is in standby measure the voltage of pin1 pin3 pin4 pin3 in fan motor connector If the value of the voltage is not in the range showing in below table the PCB must...

Страница 99: ...O Color Signal Voltage 1 Red Vs Vm 192V 380V 2 3 Black GND 0V 4 White Vcc 13 5 16 5V 5 Yellow Vsp 0 6 5V 6 Blue FG 15V For console 5 4 6 3 2 1 DC motor voltage input and output NO Color Signal Voltage 1 Red VDC 310V 2 3 White Vcc 15V 4 Blue FG 15V 5 Yellow Vsp 0 7 5V 6 Black GND 0V ...

Страница 100: ...T2 sensor Does the problem remain again No Is there any leakage Especially the connection parts such as the gas valve and the liquid valve No Shut off the power supply and turn it on 5 seconds later Is it still displaying the error code Replace indoor PCB Yes Repair the leakage and recharge the refrigerant Yes Clear the blocking Yes Is there any block i n g Such as the capillary or the welded poin...

Страница 101: ...E communication wires connection is it good enough Check the PQE communication wires connection is it good enough Yes Correct the wire connections Correct the wire connections No One of the 2 indoor PCBs is defective Connect only one indoor unit to the outdoor unit separately The one caused E1 error code is defective One of the 2 indoor PCBs is defective Connect only one indoor unit to the outdoor...

Страница 102: ... outdoor unit 2 4 3 1 E0 malfunction If the EEPROM chip is welded on PCB replace the PCB directly Otherwise check whether the EEPROM chip plugged in PCB well Yes No Yes Insert the EEPROM well Replace the outdoor main board Outdoor EEPROM malfunction E0 display ...

Страница 103: ...ence Increase the capacity of anti interference Yes Yes Replace the signal wire Yes Pull out and insert back No No Replace indoor PCB is the error distinguished Yes Replace the outdoor PCB No Check whether there s any interference Such as too many lamps power transformers Or the signal wire is too long Check whether the signal wire is shield cable or whether the shield cable is earthing Check whet...

Страница 104: ...d light Check the signal wire between the IPM module and the main board is it connected good Reconnect and retry Is error still display Replace IPM board and then check whether the system can run normally Replace the electric control box No No No No Yes Trouble is solved No Yes Replace outdoor main board and then check whether the system can run normally No Yes Yes E3 display ...

Страница 105: ...er the resistance of condenser temp sensorT3 is wrong refer to the Appendix 1 Yes Connect the wiring well Yes Judge 2 Outdoor ambient temp sensor T4 is malfunction No Replace outdoor ambient temperature sensor T4 Check whether the wiring of the outdoor ambient temperature sensor T4 is broken off Check whether the resistance of outdoor ambient temperature sensor T4 is wrong refer to the Appendix 1 ...

Страница 106: ...r supply Check whether the voltage of IPM board P and N is normal DC277 356V for 18K 24K 30KBtu h DC277 410V for 36K 48KBtu h Replace bridge rectifiers and then check whether the system can run normally Replace IPM board and then check whether the system can run normally Replace outdoor main board Yes No No No No Yes Trouble is solved Yes Yes E5 display Replace the power board then check whether t...

Страница 107: ...or 36KBtu h Check the power supply Check whether the voltage range of P N on IPM module is normal DC 350 650V Replace bridge rectifiers and then check whether the system can run normally Replace IPM board and then check whether the system can run normally Replace outdoor main board Yes No No No No Yes Trouble is solved Yes Yes E5 display Replace the power board then check whether the system can ru...

Страница 108: ...he PFC module is connected tightly Yes Check whether the voltage range of P N on IPM module is normal DC277 410V No Check whether the inductance of PFC module is good If the inductance is good the resistance of the two ports is 0 Yes Replace the inductance No Connect it tightly check normal or not Replace the outdoor main board Yes Yes No No Replace the PFC module Trouble is solved ...

Страница 109: ...otate properly The unit operates normally Replace outdoor fan motor Check the wires of fan motor Are all the connections good No Yes No Correct the connections No Yes Replace indoor main PCB Is it still displaying the error code Yes Yes Check the voltage between port 1 and 3 of fan motor connector is it within 140V 380V No DC motor voltage input and output NO Color Signal Voltage 1 Red Vs Vm 140 3...

Страница 110: ...frigerant circulation volume is normal Whether abnormality is the same after gas charging Yes No No Reconnect and retest No Check refrigerant system such as clogging of capillary etc No Whether the connection is good Replace the outdoor main PCB Yes Replace the protector No Yes Charge refrigerant Whether protector is normal If protector is normal resistance 0 ...

Страница 111: ...place high pressure protector Yes Judge 2 Whether the high pressure protector is broken Check whether the refrigerant system is ok Judge 3 Check whether the outdoor ambient temperature is higher than 50 No Stop the unit Yes Judge 4 Check whether the outdoor unit is bad ventilation No Make the outdoor unit ventilate well Yes Judge 5 Check whether the heat exchanger is dirty Clean the heat exchanger...

Страница 112: ...t system is ok Judge 3 Check whether the outdoor ambient temperature is too low No Stop the unit Yes Method Connect the pressure gauge to the gauge joint of the system check whether the pressure is lower than 0 14MPa No Leak hunting Charge nitrogen or refrigerant to the system if the leakage is serious there will be distinct gas leakage cici sound if the leakage is slight use the suds mixture of w...

Страница 113: ... 2 Check whether the outdoor ambient temperature is higher than 50 No Stop the unit Yes Judge 3 Check whether the outdoor unit is bad ventilation No Make the outdoor unit ventilate well Yes Judge 5 The refrigerant pipe is blocked No Let the refrigerant out then use the high pressure nitrogen or refrigerant to blow pipe vacuumize and charge the refrigerant again Yes Judge 4 Check whether the heat e...

Страница 114: ...charge temp is more than 115 C Check whether the wiring connection is right between compressor discharge temp sensor and PCB according to wiring diagrams Method Check whether the resistance of compressor discharge temp sensor is right refer to the Appendix 2 No Yes Yes Trouble is solved No Judge The discharge temp sensor is broken Check whether the refrigerant is leak Correct the wiring connection...

Страница 115: ...dge 1 Check whether the outdoor ambient temperature is higher than 50 No Judge 3 The refrigerant pipe is blocked Let the refrigerant out then use the high pressure nitrogen or refrigerant to blow pipe vacuumize and charge the refrigerant again Yes Judge 2 Check whether the heat exchanger is dirty No Clean the heat exchanger Yes Replace outdoor main board Yes Check whether the resistance of condens...

Страница 116: ...ly Yes Connect it tightly check ok or not No No No Connect it well check ok or not Check whether the connecting line of the compressor is connected correctly or tightly Replace the IPM module check whether the system can work normally No No Replace the main board check whether the system can work normally No Replace the compressor check whether the system can work normally Yes Yes Check whether th...

Страница 117: ...ne between main board and the IPM module is connected tightly Yes Connect it tightly check ok or not No No No Connect it well check ok or not Check whether the connecting line of the compressor is connected correctly or tightly Replace the IPM module check whether the system can work normally No No Replace the main board check whether the system can work normally No Replace the compressor check wh...

Страница 118: ...d and the indoor fan is running normal No Check refrigerant system such as clogging of capillary etc No Clean the heat exchanger and the air outlet Reconnect and retest No Whether the connection is good No Check the resistance value of the sensor via Appendix 1 Is it normal Check whether the indoor fan is running normal Replace the temperature sensor No Yes Whether the indoor PCB is normal Replace...

Страница 119: ... 6 13059 76 1 34105 116 0 40060 3 41 5878 37 5 87359 77 1 29078 117 0 38991 2 39 8239 38 5 62961 78 1 25423 118 0 37956 1 37 1988 39 5 39689 79 1 21330 119 0 36954 0 35 2024 40 5 17519 80 1 17393 120 0 35982 1 33 3269 41 4 96392 81 1 13604 121 0 35042 2 31 5635 42 4 76253 82 1 09958 122 0 3413 3 29 9058 43 4 57050 83 1 06448 123 0 33246 4 28 3459 44 4 38736 84 1 03069 124 0 32390 5 26 8778 45 4 21...

Страница 120: ...489 5 234 9 35 35 78 75 8 084 115 2 422 4 222 8 36 34 32 76 7 82 116 2 357 3 211 4 37 32 94 77 7 566 117 2 294 2 200 7 38 31 62 78 7 321 118 2 233 1 190 5 39 30 36 79 7 086 119 2 174 0 180 9 40 29 15 80 6 859 120 2 117 1 171 9 41 28 81 6 641 121 2 061 2 163 3 42 26 9 82 6 43 122 2 007 3 155 2 43 25 86 83 6 228 123 1 955 4 147 6 44 24 85 84 6 033 124 1 905 5 140 4 45 23 89 85 5 844 125 1 856 6 133 ...

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Airwell AWAU-YLD012-H11, Руководство по обслуживанию

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