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Troubleshooting

Electrical Control System

139

2.4 Solving steps for typical malfunction

2.4.1 For the 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.

Yes

Replace

the

sensor.

Replace

the

indoor

PCB

Measure the

resistance

value

the

sensor

via

Appendix 1

normal?

Yes

2.4.1.2. Outdoor unit malfunction

Содержание ACP-12CC35AECI

Страница 1: ...EN Service manual ACP 12CC35AECI ACP 18CC50AECI ACP 24CC70AECI ACP 36CC105AECI ACP 42CC120AECI ACP 48CC140AECI ACP 55CC160AECI ...

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Страница 3: ...Information 1 Part 2 Indoor Units 6 Part 3 Outdoor Units 73 Part 4 Installation 86 Part 5 Electrical Control System 118 The specifications designs and information in this book are subject to change without notice for product improvement ...

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Страница 5: ...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 3 3 Nomenclature 4 4 Features 5 ...

Страница 6: ...ling and heating Console Cooling and heating 1 2 Outdoor Units Universal Outdoor unit Model Compressor type Compressor Brand Matched indoor units ACP 12CC35AECI Rotary GMCC ACP 18CC50AECI Rotary GMCC ACP 24CC70AECI Rotary GMCC Rotary Mitsubishi ACP 36CC105AECI Rotary Mitsubishi ACP 42CC120AECI Rotary Mitsubishi Rotary Mitsubishi ACP 48CC140AECI ACP 55CC160AECI ACP 12CC35AECI ACP 18CC50AECI ACP 24C...

Страница 7: ...Appearance General Information 3 2 External Appearance 2 1 Indoor Units Super slim cassette Duct Ceiling Floor Compact Four way cassette Console 2 2 Outdoor Units Single fan outdoor unit Double fan outdoor unit ...

Страница 8: ...n 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 time...

Страница 9: ...Indoor Units 6 Indoor Units Part 2 Indoor Units Super Slim Cassette Type 7 Duct Type 22 Ceiling Floor Type 38 Four way Cassette Type Compact 53 Console Type 62 ...

Страница 10: ...lim Cassette Type 1 Features 8 2 Dimensions 11 3 Service Space 12 4 Wiring Diagrams 13 5 Air Velocity Distributions Reference Data 14 6 Electric Characteristics 17 7 Sound Levels 18 8 Accessories 19 9 The Specification of Power 20 10 Field Wiring 21 ...

Страница 11: ...ion motor is optional to increase the effect of fresh air 1 3 Optional ionizer generator Ionizer generator is optional to get refreshing air to your room Ionizer can be switched on or off by remote controller When pressing the Clean Air button on the remote controller Ionizer will work and the indicator light on display board will shine 1 4 External air duct design Reserve external air duct more f...

Страница 12: ...ir or replace the draining pump Built in draining pump to make sure condensed water drain out reliably 1 6 Terminals for alarm lamp and long distance on off controller connection are standard Reserve terminals for the connection of alarm lamp and long distance on off controller more human control Draining Pump ...

Страница 13: ...ns Combination 18k 30k The units can be installed as Twin systems one outdoor unit can connect with two indoor units The indoor units can be combined in any of the different available ratings Alarm lamp Long distance on off controller ...

Страница 14: ... A B A B Service hole for draining pump Fresh air intake 75 55 80 80 4 install hanger Gas side Liquid side E parts box 135 90 Panel Body 92 92 92 92 D D 92 92 D D D D 92 92 92 92 92 92 92 92 D D Unit mm Model A B C D 160 75 205 50 160 95 245 60 160 95 287 60 ACP 12CC35AECI ACP 18CC50AECI ACP 24CC70AECI ACP 36CC105AECI ACP 42CC120AECI ACP 48CC140AECI ACP 55CC160AECI ...

Страница 15: ...Service Space 12 Indoor Units 3 Service Space 1000mm 1000mm 1000mm 1000m m ...

Страница 16: ...Wiring Diagrams Indoor Units 13 4 Wiring Diagrams ACP 36CC105AECI ACP 42CC120AECI ACP 48CC140AECI ACP 55CC160AECI ...

Страница 17: ...Air Velocity Distributions Reference Data 14 Indoor Units 5 Air Velocity Distributions Reference Data 18 24K Cooling Heating ...

Страница 18: ...Air Velocity Distributions Reference Data Indoor Units 15 30 42K Cooling Heating ...

Страница 19: ...Air Velocity Distributions Reference Data 16 Indoor Units 48 55K Cooling Heating ...

Страница 20: ... Model Indoor Unit Power Supply Hz Voltage Min Max MFA ACP 24CC70AECI 50 220 240 198 254 10 ACP 36CC105AECI 50 220 240 198 254 10 ACP 42CC120AECI 50 220 240 198 254 10 Notes MFA Max Fuse Amps A ACP 48CC140AECI 50 220 240 198 254 10 ACP 55CC160AECI 50 220 240 198 254 10 ...

Страница 21: ... Levels 18 Indoor Units 7 Sound Levels 1 4m Microphone Model Noise Power dB A Noise level dB A H M L ACP 36CC105AECI 62 48 44 40 ACP 42CC120AECI 62 51 47 44 ACP 48CC140AECI ACP 55CC160AECI 51 47 44 51 47 44 ...

Страница 22: ...eal ring 1 Remote controller Its Frame The product you have might not be provided the following accessories Remote controller Its Frame 1 Remote controller holder 1 Mounting screw ST2 9 10 C H 2 Remote controller manual 1 Alkaline dry batteries AM4 2 Others Owner s manual 1 Installation manual 1 Installation accessory The product you have might not be provided the following accessories Expansible ...

Страница 23: ... WIRING mm2 3 2 5 3 2 5 3 4 0 5 2 5 CIRCUIT BREAKER Fuse A 30 20 40 30 40 30 30 20 Indoor Outdoor Connecting Wiring Weak Electric Signal mm2 2 0 2 2 0 2 2 0 2 2 0 2 Indoor Outdoor Connecting Wiring Strong Electric Signal mm 2 Model Btu h 48000 42000 60000 INDOOR UNIT POWER Phase 1 phase 1 phase Frequency and Voltage 220 240V 50Hz 220 240V 50Hz Power Wiring mm2 3 1 0 3 1 0 Circuit Breaker Fuse A 15...

Страница 24: ...Field Wiring Indoor Units 21 10 Field Wiring ...

Страница 25: ...Units Duct Type 1 Features 23 2 Dimensions 26 3 Service Space 27 4 Wiring Diagrams 28 5 Static Pressure 30 6 Electric Characteristics 33 7 Sound Levels 34 8 Accessories 35 9 The Specification of Power 36 10 Field Wiring 37 ...

Страница 26: ... rear to the bottom in order to matching the installation condition 1 3 Fresh air intake function Optional for 18 60k Install one duct from the reserved fresh air intake to outdoor Continually inhale the fresh air to improve the quality of the indoor air fulfills air quality more healthy and comfortable 1 4 Easy maintenance Clean the filter Optional standard product without filter It is easy to dr...

Страница 27: ...emote on off and central control ports Reserved remote on off ports and central control ports can connect the cable of an on off controller or a central controller to realize remote on off control function or group control function 1 6 Built in drain pump Optional Built in drain pump can lift the water to 750mm upmost It s convenient to install drainage piping under most space condition Motor Blow...

Страница 28: ...e of 10m The unit will realized remoter control The wired controller and the display board can display the error code or production code when the chips detect some failure 1 8 Twins Combination The units can be installed as Twin systems one outdoor unit can connect with two indoor units The indoor units can be combined in any of the different available ratings Display 750mm upmost Wired Controller...

Страница 29: ...Unit mm Model Outline dimension mm Air outlet opening size Air return opening size Size of install hanger Size of refrigerant pipe A B C D E F G H I J K L M H1 H2 W1 W2 MTBU 12HWFN1 QRD0W 700 210 635 570 65 493 35 119 595 200 80 740 350 120 143 95 150 MTB 18HWFN1 QRD0 MTB 24HWFN1 QRD0 920 270 635 570 65 713 35 179 815 260 20 960 350 120 143 95 150 MTB 30HWFN1 QRD0 1140 270 775 710 65 933 35 179 10...

Страница 30: ...Service Space Indoor Units 27 3 Service Space Ensure enough space required for installation and maintenance All the indoor units reserve the hole to joint the fresh air pipe The hole size as following ...

Страница 31: ...Wiring Diagrams 28 Indoor Units 4 Wiring Diagrams MTBU 12HWFN1 QRD0W MTB 18HWFN1 QRD0 ...

Страница 32: ...Wiring Diagrams Indoor Units 29 MTB 24HWFN1 QRD0 MTB 30HWFN1 QRD0 MTB 36HWFN1 QRD0 MTB 42HWFN1 QRD0 MTB 48HWFN1 QRD0 MTB 55HWFN1 QRD0 Pre setting Instructions ...

Страница 33: ...Static Pressure 30 Indoor Units 5 Static Pressure MTBU 12HWFN1 QRD0W MTB 18HWFN1 QRD0 ...

Страница 34: ...Static Pressure Indoor Units 31 MTB 24HWFN1 QRD0 MTB 30HWFN1 QRD0 ...

Страница 35: ...Static Pressure 32 Indoor Units MTB 36HWFN1 QRD0 MTB 42HWFN1 QRD0 MTB 48HWFN1 QRD0 MTB 55HWFN1 QRD0 ...

Страница 36: ...HWFN1 QRD0W 50 220 240 198 254 16 MTB 18HWFN1 QRD0 50 220 240 198 254 10 MTB 24HWFN1 QRD0 50 220 240 198 254 10 MTB 30HWFN1 QRD0 50 220 240 198 254 10 MTB 36HWFN1 QRD0 50 220 240 198 254 10 MTB 42HWFN1 QRD0 50 220 240 198 254 10 MTB 48HWFN1 QRD0 50 220 240 198 254 10 MTB 55HWFN1 QRD0 50 220 240 198 254 10 Note MFA Max Fuse Amps A ...

Страница 37: ...Type Duct Duct Model Sound Power dB A Noise level dB A H M L MTBU 12HWFN1 QRD0W 57 40 37 35 MTB 18HWFN1 QRD0 59 45 42 39 MTB 24HWFN1 QRD0 59 41 38 35 MTB 30HWFN1 QRD0 58 41 36 31 MTB 36HWFN1 QRD0 63 45 41 38 MTB 42HWFN1 QRD0 65 47 43 39 MTB 48HWFN1 QRD0 64 49 44 40 MTB 55HWFN1 QRD0 64 40 38 36 ...

Страница 38: ...ulation sheath 2 Binding tape 1 Seal sponge 1 Drainpipe Fittings for cooling heating Drain joint 1 Seal ring 1 Wired controller Its Frame Wired controller 1 Others Owner s manual 1 Installation manual 1 EMS It s fitting Magnetic ring twist the electric wires L and N around it to five circles 1 ...

Страница 39: ...4 0 5 2 5 CIRCUIT BREAKER Fuse A 20 16 30 20 40 30 40 30 30 20 Indoor Outdoor Connecting Wiring Weak Electric Signal mm 2 2 0 2 2 0 2 2 0 2 2 0 2 Indoor Outdoor Connecting Wiring Strong Electric Signal mm2 4 1 0 Model Btu h 48000 60000 48000 60000 INDOOR UNIT POWER Phase 1 phase 1 phase 1 phase Frequency and Voltage 220 240V 50Hz 220 240V 50Hz 220 240V 50Hz Power Wiring mm 2 3 1 0 3 1 0 3 1 0 Circ...

Страница 40: ...Field Wiring Indoor Units 37 10 Field Wiring MTBU 12HWFN1 QRD0W MTB 18HWFN1 QRD0 MTB 24HWFN1 QRD0 MTB 30HWDN1 QRD0 MTB 36HWFN1 QRD0 MTB 42HWFN1 QRD0 MTB 48HWFN1 QRD0 MTB 55HWFN1 QRD0 ...

Страница 41: ...ures 39 2 Dimensions 40 3 Service Space 41 4 Wiring Diagrams 42 5 Electric Characteristics 44 6 Sound Levels 44 7 Air Velocity and Temperature Distributions Reference Data 45 8 Accessories 51 9 The Specification of Power 51 10 Field Wiring 52 ...

Страница 42: ...g 1 3 Two direction auto swing vertical horizontal and wide angle air flow Air flow directional control minimizes the air resistance and produces wilder air flow to vertical direction The range of horizontal air discharge is widened which secures wider air flow distribution to provide more comfortable air circulation no matter where the unit is set up 1 4 Three level fan speed more humanism design...

Страница 43: ...nection port 204 94 Fresh air intake Drain discharge port Refrigerant pipe hole Hanging arm D Capacity Btu h A B C D MUE 18HRFN1 QRD0 MUE 24HRFN1 QRD0 1068 675 235 983 MUE 30HRFN1 QRD0 1285 675 235 1200 MUE 36HRFN1 QRD0 MUE 42HRFN1 QRD0 MUE 48HRFN1 QRD0 MUE 55HRFN1 QRD0 1650 675 235 1565 ...

Страница 44: ...Service Space Indoor Units 41 3 Service Space ...

Страница 45: ...Wiring Diagrams 42 Indoor Units 4 Wiring Diagrams MUE 18HRFN1 QRD0 MUE 24HRFN1 QRD0 MUE 30HRFN1 QRD0 MUE 36HRFN1 QRD0 MUE 42HRFN1 QRD0 MUE 48HRFN1 QRD0 MUE 55HRFN1 QRD0 ...

Страница 46: ...Wiring Diagrams Indoor Units 43 Pre setting Instructions ...

Страница 47: ...4 10 MUE 42HRFN1 QRD0 50 220 240 198 254 10 MUE 48HRFN1 QRD0 50 220 240 198 254 10 MUE 55HRFN1 QRD0 50 220 240 198 254 10 Note MFA Max Fuse Amps A 6 Sound Levels Microphone 1m 1m Air outlet side 1 5m 1m Microphone Ceiling Floor Model Sound Power dB A Noise level dB A H M L MUE 18HRFN1 QRD0 56 42 39 35 MUE 24HRFN1 QRD0 60 45 42 43 MUE 30HRFN1 QRD0 62 51 47 43 MUE 36HRFN1 QRD0 63 53 50 47 MUE 42HRFN...

Страница 48: ...d Temperature Distributions Reference Data Indoor Units 45 7 Air Velocity and Temperature Distributions Reference Data Model MUE 18HRFN1 QRD0 MUE 24HRFN1 QRD0 Ceiling installation Discharge angle 17 Discharge angle 50 ...

Страница 49: ...Air Velocity and Temperature Distributions Reference Data 46 Indoor Units Floor installation Discharge angle 17 Discharge angle 50 ...

Страница 50: ...Air Velocity and Temperature Distributions Reference Data Indoor Units 47 Model MUE 30HRFN1 QRD0 MUE 36HRFN1 QRD0 Ceiling installation Discharge angle 17 Discharge angle 50 ...

Страница 51: ...Air Velocity and Temperature Distributions Reference Data 48 Indoor Units Floor installation Discharge angle 17 Discharge angle 50 ...

Страница 52: ...Air Velocity and Temperature Distributions Reference Data Indoor Units 49 Model MUE 42HRFN1 QRD0 MUE 48HRFN1 QRD0 MUE 55HRFN1 QRD0 Ceiling installation Discharge angle 17 Discharge angle 50 ...

Страница 53: ...Air Velocity and Temperature Distributions Reference Data 50 Indoor Units Floor installation Discharge angle 17 Discharge angle 50 ...

Страница 54: ...e 1 phase 1 phase 3 phase Frequency and Voltage 220 240V 50Hz 220 240V 50Hz 220 240V 50Hz 220 240V 50Hz 380 420V 50Hz POWER WIRING mm2 3 2 5 3 2 5 3 2 5 3 4 0 5 2 5 CIRCUIT BREAKER Fuse A 20 16 30 20 40 30 40 30 30 20 Indoor Outdoor Connecting Wiring Weak Electric Signal mm2 2 0 2 2 0 2 2 0 2 2 0 2 Indoor Outdoor Connecting Wiring Strong Electric Signal mm2 4 1 0 Model Btu h 48000 60000 42000 6000...

Страница 55: ...52 Indoor Units 10 Field Wiring ...

Страница 56: ...te Type Compact 1 Features 54 2 Dimensions 55 3 Service Space 56 4 Wiring Diagrams 57 5 Air Velocity and Temperature Distributions Reference Data 58 6 Electric Characteristics 59 7 Sound Levels 59 8 Accessories 60 9 The Specification of Power 60 10 Field Wiring 61 ...

Страница 57: ...47 50 647mm The hooks are designed in the four corners of the body which can save installation space 1 3 Electric control box built in design The E box is simply and safely built inside the indoor unit It s convenient for installation and maintenance Can check the control part easily you only need to open the air return grille 1 4 Air passage function Reserves the space for air outlet from the sid...

Страница 58: ...nel Gas side Liquid side 4 install hanger Body Drain pipe 32 Fresh air intake 65 647 647 50 Drain hole for Service 545 570 260 68 42 157 126 44 Wiring connection port 75 150 Distribution duct 2 E parts box 4 Screw hole for install panel 523 570 Wiring connection port 170 2 ...

Страница 59: ...Service Space 56 Indoor Units 3 Service Space ...

Страница 60: ...Wiring Diagrams Indoor Units 57 4 Wiring Diagrams ACP 12CC35AECI ACP 18CC50AECI ...

Страница 61: ...Air Velocity and Temperature Distributions Reference Data 58 Indoor Units 5 Air Velocity and Temperature Distributions Reference Data Airflowvelocity Temperature ...

Страница 62: ...ndoor Units Power Supply Hz Voltage Min Max MFA ACP 12CC35AECI 50 220 240 198 254 20 ACP 18CC50AECI 50 220 240 198 254 20 Note MFA Max Fuse Amps A 7 Sound Levels 1 4m Microphone Model Noise Power dB A Noise level dB A H M L ACP 12CC35AECI 54 45 42 39 ACP 18CC50AECI 59 48 40 33 ...

Страница 63: ...10 C H 2 Remote controller manual 1 Alkaline dry batteries AM4 2 Others Owner s manual 1 Installation manual 1 Installation accessory The product you have might not be provided the following accessories Expansible hook 4 Installation hook 4 Orifice 1 9 The Specification of Power MODEL 12000 Btu h 18000 Btu h Power Phase 1 phase 1 phase Frequency and Voltage 220 240V 50Hz 220 240V 50Hz Circuit Brea...

Страница 64: ...Field Wiring Indoor Units 61 10 Field Wiring ACP 12CC35AECI ACP 18CC50AECI ...

Страница 65: ...Features 63 2 Dimensions 65 3 Service Space 66 4 Wiring Diagrams 67 5 Air Velocity and Temperature Distributions Reference Data 68 6 Electric Characteristics 69 7 Sound Levels 70 8 Accessories 71 9 The Specification of Power 71 10 Field Wiring 72 ...

Страница 66: ...nd bottom to make quick cooling When the A C is just 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 j...

Страница 67: ...ned in a high position the lower louver closed 1 4 Four air 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 1 6 Golden fin is optional 1 7 Active carbon filter is standard ...

Страница 68: ...Dimensions Console Type 65 2 Dimensions 16 Drain pipe 195 Hanging arm Unit mm 700 600 210 ...

Страница 69: ...Service Space 66 Console Type 3 Service Space ...

Страница 70: ...Wiring Diagrams Console Type 67 4 Wiring Diagrams MFAU 12HRFN1 QRD0W ...

Страница 71: ...Air Velocity and Temperature Distributions Reference Data 68 Console Type 5 Air Velocity and Temperature Distributions Reference Data Discharge angle 60 Airflow velocity Temperature ...

Страница 72: ...Electric Characteristics Console Type 69 6 Electric Characteristics Model Indoor Units Power Supply Hz Voltage Min Max MFA MFAU 12HRFN1 QRD0W 50 220 240 198 254 16 ...

Страница 73: ...Sound Levels 70 Console Type 7 Sound Levels 1 5m 1m Microphone Model Noise Power dB A Noise level dB A Higher H M L MFAU 12HRFN1 QRD0W 57 45 43 40 35 ...

Страница 74: ... 2 Alkaline dry batteries AM4 2 Others Installation manual 1 Owner s manual 1 9 The Specification of Power MODEL 12000 Btu h Power Phase 1 phase Frequency and Voltage 220 240V 50Hz Circuit Breaker Fuse A 20 16 Indoor Unit Power Wiring mm2 Indoor Outdoor Connecting Wiring mm2 Ground Wiring 2 5 Outdoor Unit Power Wiring 3 2 5 Strong Electric Signal 4 1 0 Weak Electric Signal ...

Страница 75: ...Field Wiring 72 Console Type 10 Field Wiring MFAU 12HRFN1 QRD0W ...

Страница 76: ...Outdoor Units Outdoor Units 73 Part 3 Outdoor Units 1 Dimensions 74 2 Service Space 76 3 Piping Diagrams 77 4 Wiring Diagrams 78 5 Electric Characteristics 83 6 Operation Limits 84 7 Sound Levels 85 ...

Страница 77: ...549 325 350 305 310 558 MOZU 18HFN1 QRD0 810 549 325 350 305 310 558 MOFU 24HFN1 QRD0 845 560 335 360 312 320 700 MOYU 30HFN1 QRD0 945 640 405 448 385 395 810 MOYU 36HFN1 QRD0 945 640 405 448 385 395 810 MOYU 36HFN1 RRD0 945 640 405 448 385 395 810 MOYU 42HFN1 RRD0 945 640 405 448 385 395 810 ...

Страница 78: ...Dimensions Outdoor Units 75 Model Unit mm A B C D E F H MOEU 48HFN1 QRD0 938 634 404 448 370 392 1369 MOEU 48HFN1 R 938 634 404 448 370 392 1369 MOEU 55HFN1 RRD0RD0 938 634 404 448 370 392 1369 ...

Страница 79: ...Service Space 76 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 80: ...ic expansion valve CAPILIARY TUBE For MOZU 12HFN1 QRD0 MOZU 18HFN1 QRD0 and MOFU 24HRN1 QRD0 there are no high pressure switch and low pressure switch MOYU 36HFN1 QRD0 MOYU 36HFN1 RRD0 MOYU 42HFN1 QRD0 MOEU 48HFN1 QRD0 MOEU 48HFN1 R MOEU 55HFN1 RRD0RD0 LIQUID SIDE GAS SIDE HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER Compressor 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING HEATING T2B Evaporator...

Страница 81: ...Wiring Diagrams 78 Outdoor Units 4 Wiring Diagrams MOZU 12HFN1 QRD0W MOZU 18HFN1 QRD0 ...

Страница 82: ...Wiring Diagrams Outdoor Units 79 MOFU 24HFN1 QRD0 MOYU 30HFN1 QRD0 ...

Страница 83: ...Wiring Diagrams 80 Outdoor Units MOYU 36HFN1 QRD0 ...

Страница 84: ...Wiring Diagrams Outdoor Units 81 MOYU 36HFN1 RRD0 MOYU 42HFN1 RRD0 ...

Страница 85: ...Wiring Diagrams 82 Outdoor Units MOEU 48HFN1 QRD0 MOEU 48HFN1 R MOEU 55HFN1 RRD0RD0 ...

Страница 86: ...OZU 18HFN1 QRD0 50 220 240V 198V 254V MOFU 24HFN1 QRD0 50 220 240V 198V 254V MOYU 30HFN1 QRD0 50 220 240V 198V 254V MOYU 36HFN1 QRD0 50 380 415V 342V 440V MOYU 36HFN1 RRD0 50 380 415V 342V 440V MOYU 42HFN1 RRD0 50 380 415V 342V 440V MOEU 48HFN1 QRD0 50 220 240V 198V 254V MOEU 48HFN1 R 50 380 415V 342V 440V MOEU 55HFN1 RRD0RD0 50 380 415V 342V 440V ...

Страница 87: ...s used beyond the 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 ...

Страница 88: ...5 height of outdoor unit Model Noise Power dB A Noise level dB A MOZU 12HFN1 QRD0W 61 58 MOZU 18HFN1 QRD0 65 60 MOFU 24HFN1 QRD0 65 60 MOYU 30HFN1 QRD0 65 54 MOYU 36HFN1 QRD0 69 62 MOYU 36HFN1 RRD0 69 62 MOYU 42HFN1 RRD0 70 62 MOEU 48HFN1 QRD0 60 MOEU 48HFN1 R 63 MOEU 55HFN1 RRD0RD0 64 ...

Страница 89: ...unit installation 89 4 Outdoor unit installation Side Discharge Unit 104 5 Refrigerant pipe installation 105 6 Drainage pipe installation 109 7 Vacuum Drying and Leakage Checking 113 8 Additional refrigerant charge 114 9 Engineering of insulation 115 10 Engineering of electrical wiring 116 11 Test operation 117 ...

Страница 90: ... 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 91: ...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 92: ...tallation 89 3 Indoor unit installation 3 1 Super slim cassette indoor unit installation 3 1 1 Service space for indoor unit Model A H ACP 18CC50AECI 205 235 ACP 36CC105AECI ACP 42CC120AECI 245 275 3 1 2 Bolt pitch ACP 24CC70AECI ...

Страница 93: ...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 94: ...n 91 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 95: ...Indoor unit installation 92 Installation Tighten the screws under the panel hooks till the panel closely stick on the ceiling to avoid condensate water ...

Страница 96: ...r 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 97: ...740 350 MTB 18HWFN1 QRD0 MTB 24HWFN1 QRD0 960 350 MTB 30HWFN1 QRD0 1240 500 MTB 36HWFN1 QRD0 MTB 42HWFN1 QRD0 MTB 48HWFN1 QRD0 MTB 55HWFN1 QRD0 1240 500 3 2 3 Install the pendant bolt Select the position of installation hooks according to the hook holes positions showed in upper picture Drill four holes of Ø12mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks ...

Страница 98: ... 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 3 2 6 Install the air duct Please design the air duct as below recommended picture ...

Страница 99: ...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 100: ...stallation 3 3 1 Service space for indoor unit 3 3 2 Bolt pitch Ceiling installation Capacity Btu h D E MUE 18HRFN1 QRD0 MUE 24HRFN1 QRD0 983 220 MUE 30HRFN1 QRD0 1200 220 MUE 36HRFN1 QRD0 MUE 42HRFN1 QRD0 MUE 48HRFN1 QRD0 MUE 55HRFN1 QRD0 1565 220 Wall mounted installation ...

Страница 101: ...2mm 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 Locate the hanging arm on the hanging screw bolt Prepare the mounti...

Страница 102: ... Put the side panels and grilles back Wall mounted installation Hang 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 ...

Страница 103: ...n of installation hooks according to the hook holes positions showed in upper picture Drill four holes of Ø12mm 45 50mm deep at the selected positions on the ceiling Then embed the expansible hooks fittings Face the concave side of the installation hooks toward the expansible hooks Determine the length of the installation hooks from the height of ceiling then cut off the unnecessary part ...

Страница 104: ...llation 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 is half of the screw length of the installation hook Locate the air conditioner firmly by w...

Страница 105: ...e panel hooks till the panel closely stick on the ceiling to 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 ...

Страница 106: ...ndoor unit installation 3 5 1 Service space for indoor unit 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 ...

Страница 107: ...1 QRD0 MOYU 36HFN1 RRD0 MOYU 42HFN1 RRD0 640 405 448 MOEU 48HFN1 QRD0 MOEU 48HFN1 R MOEU 55HFN1 RRD0RD0 634 404 448 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...

Страница 108: ...u 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 tes...

Страница 109: ... 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 110: ...l 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 horizont...

Страница 111: ...Refrigerant pipe installation 108 Installation ...

Страница 112: ...ter flowrate is decided by the capacity of indoor unit Relationship between water flowrate and capacity of indoor unit Capacity x1000Btu Water flowrate l h 12 2 4 18 4 24 6 30 7 36 8 42 10 48 12 60 14 According to the above table to calculate the total water flowrate for the confluence pipe selection For horizontal drainage pipe The following table is for reference PVC pipe Reference value of inne...

Страница 113: ...ong distance Gas bag 6 2 5 The horizontal pipe layout should avoid converse flow or bad flow Drainage pipe Water flow Drainage pipe Drainage pipe Drain tee Drain tee Water flow Water flow Water flow Water flow Water flow Water flow Water flow Water flow Drain tee Branch pipe Water flow Water flow Keep a certain degree Branch pipe Gas Gas Main pipe Main pipe The correct installation will not cause ...

Страница 114: ...ch Refer the following picture for installation reference Flexible pipe 300mm Hanger A A Length of horizontal pipe 150mm B Lift height the pump head of water pump Down incline pipe B 6 2 8 Blowhole setting For the concentrated drainage pipe system there should design a blowhole at the highest point of main pipe to ensure the condensate water discharge smoothly The air outlet shall face down to pre...

Страница 115: ... at drainage outlet In light of the length of drainage pipe water shall be discharged about 1 minute delayed 2 3 Stop the operation of air conditioner power off the power supply and put the cover of water test hole back to the original place a After stopped the air conditioner 3 minutes check whether there is anything abnormal If drainage pipes have not been distributed properly over back flow wat...

Страница 116: ...mmHg after 1 5 hours of drying check whether there is leakage source 4 Leakage test After the vacuum degree reaches 755mmHg stop vacuum drying and keep the pressure for 1 hour If the indicator of vacuum gauge does not go up it is qualified If going up it indicates that there is moisture or leak source 7 3 2 Special vacuum drying The special vacuum drying method shall be adopted when 1 Finding mois...

Страница 117: ...quid pipe m Note Refrigerant may only be charged after performed the vacuum drying process Always use gloves and glasses to protect your hands and eyes during the charge work Use electronic scale or fluid infusion apparatus to weight refrigerant to be recharged Be sure to avoid extra refrigerant charged it may cause liquid hammer of the compressor or protections Use supplementing flexible pipe to ...

Страница 118: ... environment place the layer of insulation should be thicker accordingly 9 1 4 Installation highlights of insulation construction Gas pipe and liquid pipe shall be insulated separately if the gas pipe and liquid pipe were insulated together it will decrease the performance of air conditioner Liquid pipe Insulation meterial Gas pipe The insulation material at the joint pipe shall be 5 10cm longer t...

Страница 119: ...ield wiring construction should be finished by qualified electrician Air conditioning equipment should be grounded according to the local electrical regulations Current leakage protection switch should be installed Do not connect the power wire to the terminal of signal wire When power wire is parallel with signal wire put wires to their own wire tube and remain at least 300mm gap According to tab...

Страница 120: ... 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 under the mode of COOLING by remote controller and check the following points Indoor unit Whether the switch on the remote controller works well Whether the buttons on the remote controller works well Whether the air flow louver moves...

Страница 121: ...Electrical Control System 118 Electrical Control System Part 5 Electrical Control System 1 Electrical Control Function 119 2 Troubleshooting 134 3 Controller 162 ...

Страница 122: ... 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 disconnection 1 2 5 Indoor fan delayed open function For M floor standing When the unit starts up the louver will be active immediately and the indoor fan will open 5s later If the unit runs in heating mode the indoor fan will be also controlled by anti cold wind function ...

Страница 123: ...g mode 5 Auto fan For Console a b c d 5 0 4 0 2 5 1 0 6 0 T 1 2 4 e H H L 0 7 5 L H L 0 5 L H L 0 2 5 L L For Compact cassette 12K A5 12K Ceiling floor 12K 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 Electronic Expansion Valve EXV Control 1 EXV will be fully closed when turning on the power Then EXV will be standby with 30...

Страница 124: ... 2 minutes 1 3 2 2 Outdoor fan running rules T4 A DC_FAN_HI_SPD_ADD B DC_FAN_MID_SPD_ADD C DC_FAN_MIN_SPD_ADD D DC_FAN_SLOW_SPD_ADD E DC_FAN_SSLOW_SPD_ADD 23 22 20 28 19 17 26 25 1 3 2 3 Indoor fan running rules For Console 12K 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...

Страница 125: ...mperature T2 protection For 12K models T2 0 the compressor will stop and restart when T2 5 0 T2 4 the compressor frequency will be limited and decreased to the lower level 4 T2 7 the compressor will keep the current frequency T2 7 the compressor frequency will not be limited For other models When T2 2 and lasts for 3 minutes the indoor has no capacity demand and resume till T2 7 1 3 2 5 Condenser ...

Страница 126: ...l close with 160P when compressor stops Then EXV will be standby with 300P open and will open to target angle after compressor starts The unit is working in heating mode with the EXV open 300P For 12K it is 480P for 3 minutes then adjusting EXV open angle according to the temperature 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_S...

Страница 127: ...nti cold wind is disabled Auto fan action in heating mode 1 0 2 0 3 0 4 0 0 0 T1 Ts T L H L 0 4 L H L 0 6 L 5 0 6 0 6 5 H H L 0 8 L H L 0 6 L H L 0 2 L For Compact cassette 12K A5 12K Ceiling floor 12K 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 T 4 High Low 5 Medium 4 5 For other ...

Страница 128: ...o 15th minutes as T30 1 If the compressor cumulate running time is up to 29 minutes and T3 TCDI1 T3 T30SUBT3ONE T30 2 If the compressor cumulate running time is up to 35 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 defrosti...

Страница 129: ...nger than 10m 30s FrequencyF16 10s Frequency F3 xx 90 Model MOU 36HFN1 QRC4 Condition of defrosting T3 TempEnterDefrost_ADD and lasts for 40 minutes Condition of ending defrosting If any one of following items is satisfied defrosting will stop and the machine will turn to normal heating mode T3 TempQuitDefrost_ADD The defrosting time achieves 10min Defrosting action ...

Страница 130: ...ns Meet the following conditions 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 2 T3 TempEnterDefrost_ADD Time2 Time conditions Meet the following conditions 1 Running in heating mode 2 T4 3 3 Compressor is on 4 T3 TempEnterDefrost_ADD Cleared conditions Meet any one of the following cond...

Страница 131: ...ng is end time1 and time2 are cleared Condition of ending defrosting If any one of following items is satisfied defrosting will stop and the machine will turn to normal heating mode The defrosting time achieves 10min T3 15 T3 7 for 60seconds Defrosting action 4 Way valve Indoor fan Outdoor fan 480P PMV PMV running 8 mins with 300P Compressor 10S 30S TimeA 10S no longer than 10min ...

Страница 132: ...controller and the setting temperature can be changed between 17 30 In auto mode the machine will choose cooling heating or fan only mode according to T T T1 Ts For 12K models T T1 Ts Running mode T 1 Cooling 1 T 1 Fan only T 1 Heating For other models T T1 Ts Running mode T 2 Cooling 1 T 2 Fan only T 1 Heating Indoor fan will run at auto fan of the relevant mode The louver operates same as in rel...

Страница 133: ...C current operation mode Suppose AC is off now it will not start up firstly after setting the timer off function And when reaching the setting time the timer LED will be off and the AC running mode has not been changed 1 3 6 7 The setting time is relative time 1 3 7 Economy function 1 3 7 1 The sleep function is available in cooling heating or auto mode 1 3 7 2 Operation process in sleep mode is a...

Страница 134: ...me function is available the PCB will not respond according to the setting temperature from follow me signal every 3 minutes 3 The PCB will take action to the mode change information from remote controller signal and the follow me function will be turned off if the wired remote controller does not initiate follow me function 4 When the unit is running with follow me function if the PCB doesn t rec...

Страница 135: ... digital display tube will show single digit and tens digit For example the digital display tube show 0 5 it means the compressor discharge temp is 105 degree the digital display tube show 1 6 it means the compressor discharge temp is 116 degree 10 AD value of current The display value is hex number 11 AD value of voltage 12 Indoor unit running mode code Off 0 Fan only 1 Cooling 2 Heating 3 13 Out...

Страница 136: ...t connected the digital display tube will show heating T2 cooling T2B 20 Condenser pipe temp of 2 indoor unit 21 Reserved 22 1 Indoor unit capacity demand code Actual data HP 10 If capacity demand code is higher than 99 the digital display tube will show single digit and tens digit For example the digital display tube show 5 0 it means the capacity demand is 15 the digital display tube show 60 it ...

Страница 137: ...planation on indoor display board A5 Duct OPERATION TIMER DEF FAN ALARM 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 MANUAL Display digital tube 2 1 3 Auto lifting panel of 4 way cassette 2 1 4 Display board of Ceiling floor indoor unit ...

Страница 138: ...roubleshooting Electrical Control System 135 2 1 5 Icon explanation on indoor display board Compact cassette 2 1 6 Icon explanation on indoor display board Console 2 1 7 Display board of M floor standing ...

Страница 139: ...mpressor 7 O on X off flash at 2Hz For other type 12K Malfunction Error Code Timer Lamp Operation Lamp flashes Indoor EEPROM malfunction E0 X 1 Communication malfunction between indoor and outdoor units E1 X 2 Indoor fan speed is out of control E3 X 4 Open or short circuit of T1 temperature sensor E4 X 5 Open or short circuit of T2 temperature sensor E5 X 6 Refrigerant leakage detection EC X 7 Wat...

Страница 140: ...5 O 6 Open or short circuit of T2B temperature sensor For free match indoor units F6 O 7 Communication error between auto lifting panel and slim cassette For slim cassette with auto lifting panel F7 O 8 Auto lifting panel is faulty For slim cassette with auto lifting panel F8 O 9 Auto lifting panel is not closed For slim cassette with auto lifting panel F9 O 10 IPM module malfunction P0 1 Over vol...

Страница 141: ...Voltage protection of compressor E8 Outdoor fan speed has been out of control P0 Top temperature protection of compressor P1 High pressure protection For 36k models P2 Low pressure protection For 36k 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 protection of evap...

Страница 142: ... 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 No Replace the sensor Replace the indoor PCB Measure the resistance value of the sensor via Appendix 1 Is it normal Yes 2 4 1 2 Outdoor unit malfunction ...

Страница 143: ...ctrical Control System 2 4 1 3 Indoor EEPROM malfunction EEPROM An electrically erasable programmable read only memory whose contents can be erased and reprogrammed using a pulsed voltage 2 4 1 4 Water level alarm malfunction ...

Страница 144: ...en 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 have problems and need to be replaced DC motor voltage input and output NO Color Signal Voltage 1 Red Vs Vm 200V 380V 2 3 Black GND 0V 4 White Vcc 13 5 16 5V 5 Yellow Vsp 0 6 5V 6 Blue FG 13 5 16 5V ...

Страница 145: ... 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 2 minutes 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 blocking Such as the capillary or the welded points of the pipes 2 4 1 7 Communication malfunctio...

Страница 146: ...Troubleshooting Electrical Control System 143 2 4 2 For the super slim cassette with up down panel 2 4 2 1 Communication error between indoor unit and up down panel 2 4 2 2 Up down panel is defective ...

Страница 147: ...A5 duct 2 4 3 1 Communication malfunction between master unit and indoor unit 2 4 3 2 Other malfunction between master unit and indoor unit One indoor unit displays F4 which means another indoor unit is faulty Check another indoor unit s error code and then follow the appropriate solutions to solve the malfunction ...

Страница 148: ... 2 4 4 1 E0 malfunction Outdoor EEPROM malfunction E0 display Yes Replace the outdoor main PCB Power off then restart the unit 2 minutes later EEPROM An electrically erasable programmable read only memory whose contents can be erased and reprogrammed using a pulsed voltage ...

Страница 149: ...Troubleshooting 146 Electrical Control System 2 4 4 2 E2 malfunction For current loop communication ...

Страница 150: ...er wire Yes Yes Replace the signal wire Yes Pull out and insert back No No Replace indoor main PCB is the error distinguished Yes Replace the outdoor Main 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 whether the wire is correct polari...

Страница 151: ...Troubleshooting 148 Electrical Control System 2 4 4 3 E3 malfunction ...

Страница 152: ...place 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 Yes Connect the wiring well Yes Judge 3 Compressor discharge temp sensor T5 is malfunction No Replace compressor discharge temperature sensor T5 Check whether the wiring...

Страница 153: ...en L and N is normal Yes Measure whether input voltage of bridge rectifier is normal Yes No No Measure whether the voltage between P and N is normal refer to the Appendix 3 Replace the bridge rectifier No Check whether bridge rectifier is normal Check the wiring of reactor or inductance Reconnect the wiring No Check whether reactor or inductance is normal Yes Replace reactor or inductance No Check...

Страница 154: ...Troubleshooting Electrical Control System 151 2 4 4 6 E8 malfunction The same as E8 in indoor 2 4 4 7 P0 malfunction ...

Страница 155: ...Troubleshooting 152 Electrical Control System 2 4 4 8 P1 malfunction For 36k models ...

Страница 156: ...ll Replace outdoor main board No Replace low pressure protector No Whether the low pressure protector is broken Check whether the outdoor ambient temperature is too low No Stop the unit Yes Open fully valve core of high pressure valve No Check whether valve core of high pressure valve is opened Check if the indoor fan runs properly in cooling mode please refer to the solution of fan speed has been...

Страница 157: ...No No Yes Replace the PFC module If has No Measure whether the voltage between P and N is normal refer to the Appendix 3 Replace the bridge rectifier No Check whether bridge rectifier is normal Check the wiring of reactor or inductance Reconnect the wiring No Check whether reactor or inductance is normal Yes Replace reactor or inductance No Check whether the outdoor ambient temperature is higher t...

Страница 158: ...r discharge temp is more than 115 C Check whether the connection is right between compressor discharge temp sensor and PCB according to wiring diagrams Measure the resistance value of compressor discharge temp sensor If the value is not normal is normal refer to the Appendix 2 No Yes Yes No Correct the wiring connection Stop leaking and add refrigerant Replace the compressor discharge temp sensor ...

Страница 159: ...o No Check whether the outdoor ambient temperature is higher than 50 No Stop the unit Yes Check if the outdoor unit ventilation is good Yes Make the outdoor unit ventilate well Check whether the heat exchanger is dirty No Clean the heat exchanger Yes Check whether the refrigerant system is ok Replace outdoor main board No Refrigerant is not enough add the refrigerant No Check if the outdoor fan ru...

Страница 160: ...No Yes Replace the PFC module If has No Measure whether the voltage between P and N is normal refer to the Appendix 3 Replace the bridge rectifier No Check whether bridge rectifier is normal Check the wiring of reactor or inductance Reconnect the wiring No Check whether reactor or inductance is normal Yes Replace reactor or inductance No Check whether the connecting wire between main board and the...

Страница 161: ...Troubleshooting 158 Electrical Control System 2 4 4 14 P7 malfunction ...

Страница 162: ... 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 163: ...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 ...

Страница 164: ...61 Appendix 3 Normal voltage of P and N 208 240V 1 phase 3 phase 380 420V 3 phase In standby around 310VDC around 530VDC In operation With passive PFC module With partial active PFC module With fully active PFC module 200VDC 310VDC 370VDC 450VDC ...

Страница 165: ...Wireless Remote Controller 3 1 1RG51Q1 BGE General Function for wireless remote controller Model RG51Q1 BGE Rated voltage 3 0V 2pieces of LR03 7 batteries Min voltage for sending signal of CPU 2 4V Effective receiving distance 8m 11m Operation condition 5 60 ...

Страница 166: ... air conditioner 8 FAN SPEED Fan speed will be selected in following sequence once pressing this button AUTO LOW MED HIGH 9 TIME ON For time ON setting Once pressing this button the time will increase by 0 5 hour When the set time exceeds 10 hours pressing the button will increase the time by 1 hour Adjusting the figure to 0 00 will cancel time ON setting 10 ECO Activate or turn off economic opera...

Страница 167: ...ion Fan speedse tting SWING AIR DIRECTION Res et 13 1 Adjust Decrease the set temp Keeping pressing will decrease the temp with 1 per 0 5s 2 Adjust Increase the set temp Keeping pressing will increase the temp with 1 per 0 5s 3 MODE Once pressing running mode will be selected in the following sequence AUTO COOL DRY HEAT FAN NOTE No heating mode for cool only type unit 4 VERT SWING Used to stop or ...

Страница 168: ...ature and save energy This function is available on COOL HEAT or AUTO mode only NOTE While the unit is running under Energy saving mode it would be cancelled if press MODE FAN SPEED or ON OFF button 11 TIME OFF For time OFF setting Once pressing this button the time will increase by 0 5 hour When the set time exceeds 10 hours pressing the button will increase the time by 1 hour Adjust the figure t...

Страница 169: ... automatically if push this button 5 RESET inner located Once the recessed RESET button is pressed all of the current settings will be cancelled and the controller will return to the initial settings 6 AIR DIRECTION P Press this button to change the swing angle of the louver The swing angle of the louver is 6o for each press When the louver swing at a certain angle which would affect the cooling a...

Страница 170: ...5 hour When the set time exceeds 10 hours pressing the button will increase the time by 1 hour Adjust the figure to 0 00 will cancel time ON setting 13 LOCK inner located Push this button to lock in all the current settings and the remote controller will not accept any operation except that of the LOCK Use the LOCK mode when you want to prevent settings from being changed accidentally Press the LO...

Страница 171: ...10h 1h increasement after each press If cancel this function just set it to 0 0 4 Follow me button When under cool heat and auto mode press this button follow me function is active Press again this function is ineffective 5 Electrical heater button If press this button in heat mode electrical heater function become ineffective 6 Reset button hidden Use a 1mm stick to press in the little hole then ...

Страница 172: ...roller 1 Operation mode indication When press MODE button the following mode can be selected in circle Auto Cool Dry Heat Fan only Auto Auto Cool Dry Heat Fan only Auto For cooling only model heat mode is skipped 2 Timer When adjust setting on time or only on time is set the ON is lighted When adjust setting off time or only off time is set the OFF is lighted If on and off timer are both set the O...

Страница 173: ...llation Notice When the air conditioner needs the constant frequency wire controller be sure adding a wire joint with 5 terminal named A B C D E in indoor unit and fixing an infrared emitter whose anode and cathode connecting with A and B near the receiver in the indoor unit switch board then connecting the terminal 5v GND Run in the switch board to C D E respectively NOTE The connecting wire shou...

Страница 174: ...www VIVAX com ...

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