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The Specification of Power 

 

20 

Indoor Units 

   

9. The Specification of Power 

Model 

MCA2U-12HRFN1-M 

MCA2U-12HRFN1-M(B) 

MCA2U-18HRFN1-M 

MCD-24HRFN1-MW 

Power 

Phase 1-phase 

1-phase 

Frequency and Voltage 

208-230V, 60Hz 

208-230V, 60Hz 

Circuit Breaker/ Fuse (A) 

20/16 

40/30 

Indoor Unit Power Wiring (mm

2

) 

Indoor/Outdoor  
Connecting Wiring 

Ground Wiring 

2.0 

2.0 

Outdoor Unit Power Wiring 

3×2.0 

3×2.0 

Strong Electric Signal 

4×1.5 

4×1.5 

Weak Electric Signal 

 
 

Model MCD-24HRFN1-M, 

MCD-36HRFN1-M MCD-48HRFN1-M 

Power 

Phase 1-phase 

1-phase 

1-phase 

Frequency and Voltage 

208-230V, 60Hz 

208-230V, 60Hz 

208-230V, 60Hz 

Circuit Breaker/ Fuse (A) 

40/30 

60/40 

70/55 

Indoor Unit Power Wiring (mm

2

) 

 

Indoor/Outdoor  
Connecting Wiring 

Ground Wiring 

4.0 

4.0 

4.0 

Outdoor Unit Power Wiring 

3×4.0 

3×4.0 

3×4.0 

Strong Electric Signal 

3×1.5 

3×1.5 

3×1.5 

Weak Electric Signal 

3×0.5 

3×0.5 

3×0.5 

 
 
 
 

Содержание MOC-12HFN1-MS0W

Страница 1: ...Contents i North American Market SUPER DC INVERTER SERIES Service Manual 2014 LISAS B 1405 NORTH AMERICAN HVAC PRODUCTS LTD Tel 604 4308496 Fax 1 866 9034371 www northamericanhvac com ...

Страница 2: ......

Страница 3: ...Information 1 Part 2 Indoor Units 6 Part 3 Outdoor Units 60 Part 4 Installation 75 Part 5 Electrical Control System 106 The specifications designs and information in this book are subject to change without notice for product improvement ...

Страница 4: ......

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: ... GMCC MUBU 12HRFN1 M MCA2U 12HRFN1 M MFAU 12HRFN1 M MTBU 12HRDN1 M MOC 12HFN1 MV0W Rotary GMCC MOZ 12HFN1 MW0W Rotary GMCC MFAU 12HRFN1 M B MCA2U 12HRFN1 M B MUBU 12HRFN1 M B MTBU 12HRDN1 M B MOF 18HFN1 MS0W Rotary GMCC MUBU 18HRFN1 M MCA2U 18HRFN1 M MTBU 18HRDN1 M MOF 18HFN1 MU0W Rotary GMCC MOU 24HFN1 M Rotary GMCC MUE 24HRFN1 M MCD 24HRFN1 M MTB 24HRFN1 M MOG 24HFN1 MT0W Rotary GMCC MUE 24HRFN1...

Страница 7: ...ral Information 3 2 External Appearance 2 1 Indoor Units 4 way cassette 12K 18K 4 way cassette 24K 48K Duct Console Ceiling Floor 12K 18K Ceiling Floor 24K 48K 2 2 Outdoor Units Single fan outdoor unit Double fan outdoor unit ...

Страница 8: ...Designed Time A Time A Designed B Time B Designed C Time C Designed D Time D Designed Product Category C Cassette Type V AHU Type T Duct Type F Console Type U Ceiling Floor Type H High Static Pressure Duct Type Manufactory 3 2 Outdoor Unit M O U T 36 H D N1 R RC4 Energy Efficiency Code Power Supply Q 220 240V 1N 50HZ R 380 420V 3N 50Hz N 220 230V 1N 60Hz D 220V 3N 60Hz C 380 420v 3N 60HZ Refrigera...

Страница 9: ... and follow me function 4 4 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 5 Standard anti cold air function 4 6 Standard auto defrosting function 4 7 Standard self diagnose function 4 8 Standard timer function and sleep mode function controlled by controller ...

Страница 10: ...Indoor Units 6 Indoor Units Part 2 Indoor Units 4 way Cassette Type 7 Duct Type 22 Ceiling Floor Type 38 Console Type 50 ...

Страница 11: ...7 4 way Cassette Type 1 Features 12K 18K 8 2 Features 24K 36K 9 3 Dimensions 13 4 Service Space 15 5 Wiring Diagrams 16 6 Electric Characteristics 18 7 Sound Levels 18 8 Accessories 19 9 The Specification of Power 20 10 Field Wiring 21 ...

Страница 12: ...ze is 647 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 ...

Страница 13: ... Auto lifting panel design more convenient to clean and maintain the filter optional Old Cassette New slim cassette Volume change Dimension 18K 24K 840 230 840 18K 24K 840 205 840 11 30K 840 300 840 30K 840 205 840 32 36K 48K 840 300 840 36K 48K 840 245 840 18 2 2 Fresh air intake function Fresh air fulfills air quality more healthy and comfortable Ventilation motor is optional to increase the eff...

Страница 14: ...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 New air intake I Io on ni iz ze er r g ge en ne er ra at to or r c co on nn ne ec ct to or r V Ve en nt ti il la at ti io on n m mo ot to or r c co on nn ne ec ct to or r ...

Страница 15: ... Reserve external air duct more flexible for the air supply 2 5 Built in draining pump Due to the improvement of structure more convenient to repair or replace the draining pump Built in draining pump to make sure condensed water drain out reliably Draining Pump ...

Страница 16: ...istance on off controller more human control 2 7 Optional touch screen wired controller Touch screen wired controller is optional with error code indication function Better man machine conversation interface Undated structure design 4 way wire layout design no raised part at backside more convenient to place the wires and install the device Alarm lamp Long distance on off controller ...

Страница 17: ...anel E parts box Gas side Liquid side 4 install hanger Body Wiring connection port Drain pipe 32 Fresh air intake 65 570 545 570 523 260 647 647 50 150 Distribution duct 170 2 2 4 Screw hole for install panel Drain hole for Service 75 156 125 68 40 44 ...

Страница 18: ...780 780 680 136 126 91 196 132 A A B A A B A 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 Capacity KBtu h A B C D 24 160 75 205 50 36 160 95 245 60 48 160 95 287 60 ...

Страница 19: ...Service Space Indoor Units 15 4 Service Space ...

Страница 20: ...Wiring Diagrams 16 Indoor Units 5 Wiring Diagrams MCA2U 12HRFN1 M MCA2U 18HRFN1 M MCA2U 12HRFN1 M B ...

Страница 21: ...Wiring Diagrams Indoor Units 17 MCD 24HRFN1 M MCD 36HRFN1 M MCD 48HRFN1 M MCD 24HRFN1 MW ...

Страница 22: ...0 208 230V 187V 253V MCD 24HRFN1 M 60 208 230V 187V 253V MCD 24HRFN1 MW 60 208 230V 187V 253V MCD 36HRFN1 M 60 208 230V 187V 253V MCD 48HRFN1 M 60 208 230V 187V 253V 7 Sound Levels 1 4m Microphone Model Noise level dB A H M L MCA2U 12HRFN1 M 51 46 40 5 MCA2U 12HRFN1 M B 51 46 40 5 MCA2U 18HRFN1 M 51 46 40 5 MCD 24HRFN1 M 51 47 43 MCD 24HRFN1 MW 51 47 43 MCD 36HRFN1 M 52 47 44 MCD 48HRFN1 M 52 48 4...

Страница 23: ...3 Installation paper board 1 Drainpipe Fittings 4 Out let pipe sheath 1 5 Out let pipe clasp 1 6 Tightening band 20 7 Drain joint 1 Remote controller Its holder 8 Remote controller 1 9 Remote controller holder 1 10 Mounting screw ST2 9 10 C H 2 11 Alkaline dry batteries AM4 2 Others 12 Owner s manual 1 13 Installation manual 1 ...

Страница 24: ...g Ground Wiring 2 0 2 0 Outdoor Unit Power Wiring 3 2 0 3 2 0 Strong Electric Signal 4 1 5 4 1 5 Weak Electric Signal Model MCD 24HRFN1 M MCD 36HRFN1 M MCD 48HRFN1 M Power Phase 1 phase 1 phase 1 phase Frequency and Voltage 208 230V 60Hz 208 230V 60Hz 208 230V 60Hz Circuit Breaker Fuse A 40 30 60 40 70 55 Indoor Unit Power Wiring mm 2 Indoor Outdoor Connecting Wiring Ground Wiring 4 0 4 0 4 0 Outd...

Страница 25: ...Field Wiring Indoor Units 21 10 Field Wiring MCA2U 12HRFN1 M MCA2U 12HRFN1 M B MCA2U 18HRFN1 M MCD 24HRFN1 MW MCD 24HRFN1 M MCD 36HRFN1 M MCD 48HRFN1 M ...

Страница 26: ...Units Duct Type 1 Features 23 2 Dimensions 26 3 Service Space 27 4 Wiring Diagrams 28 5 Static Pressure 31 6 Electric Characteristics 33 7 Sound Level 34 8 Accessories 35 9 The Specification of Power 36 10 Field Wiring 37 ...

Страница 27: ...m bottom to rear side or from rear to the bottom in order to matching the installation condition 1 3 Fresh air intake function 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 e...

Страница 28: ...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 29: ... with a receiver in the E box Move out the display and fix it in other place even in the distance 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 Display 750mm upmost Wired Controller Standard Remote Controller Optional ...

Страница 30: ... product without filter Unit mm Capacity KBtu h 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 12 700 210 635 570 65 493 35 119 595 200 80 740 350 120 143 95 150 18 920 210 635 570 65 713 35 119 815 200 80 960 350 120 143 95 150 24 920 270 635 570 65 713 35 179 815 260 20 960 350 120 143 95 ...

Страница 31: ...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 32: ...Wiring Diagrams 28 Indoor Units 4 Wiring Diagrams MTBU 12HRDN1 M MTBU 18HRDN1 M MTBU 12HRDN1 M B ...

Страница 33: ...Wiring Diagrams Indoor Units 29 MTB 24HRFN1 MW ...

Страница 34: ...Wiring Diagrams 30 Indoor Units MTB 24HRFN1 M MTB 36HWFN1 M MTB 48HWFN1 M ...

Страница 35: ...20 30 40 50 60 70 80 90 Pa 600 700 800 900 1000 1100 Air volume m h 3 External static pressure Pa Highspeed Midspeed 1200 24 000Btu h 36 000Btu h Super high speed 1400 1300 Low speed 10 20 30 40 50 60 70 80 90 Pa 800 900 1000 1100 Air volume m h 3 External static pressure Pa High speed Mid speed 1200 1500 700 2400 2200 1600 1400 Low speed 10 20 30 40 50 60 70 80 90 1100 Air volume m h 3 External s...

Страница 36: ...ressure 32 Indoor Units 48 000Btu h 120 110 Super high speed 100 Pa 2500 2200 1300 Mid speed High speed External static pressure Pa 3 Air volume m h 1000 90 80 70 60 50 40 30 20 10 Low speed 1600 1900 2800 3100 ...

Страница 37: ...odel Indoor Unit Hz Voltage Min Max MTBU 12HRDN1 M 60 208 230V 187V 253V MTBU 12HRDN1 M B MTBU 18HRDN1 M 60 208 230V 187V 253V MTB 24HRFN1 M 60 208 230V 187V 253V MTB 24HRFN1 MW 60 208 230V 187V 253V MTB 36HWFN1 M 60 208 230V 187V 253V MTB 48HWFN1 M 60 208 230V 187V 253V ...

Страница 38: ...ischarge Microphone 1 4m Concealed Duct Type Duct Duct Model Noise level dB A H M L MTBU 12HRDN1 M 38 34 30 MTBU 12HRDN1 M B 38 34 30 MTBU 18HRDN1 M 40 35 30 MTB 24HRFN1 M 50 47 43 MTB 24HRFN1 MW 45 41 5 38 MTB 36HWFN1 M 51 48 44 MTB 48HWFN1 M 49 46 43 ...

Страница 39: ...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 40: ...Ground Wiring 2 0 2 0 Outdoor Unit Power Wiring 3 2 0 3 2 0 Strong Electric Signal 4 1 5 4 1 5 Weak Electric Signal Model MTB 24HRFN1 M MTB 36HWFN1 M MTB 48HWFN1 M Power Phase 1 phase 1 phase 1 phase Frequency and Voltage 208 230V 60Hz 208 230V 60Hz 208 230V 60Hz Circuit Breaker Fuse A 40 30 60 40 70 55 Indoor Unit Power Wiring mm 2 Indoor Outdoor Connecting Wiring Ground Wiring 4 0 4 0 4 0 Outdoo...

Страница 41: ...Field Wiring Indoor Units 37 10 Field Wiring MTBU 12HRDN1 M MTBU 12HRDN1 M B MTBU 18HRDN1 M MTB 24HRFN1 MW MTB 24HRFN1 M MTB 36HWFN1 M MTB 48HWFN1 M ...

Страница 42: ... Indoor Units Ceiling Floor Type 1 Features 39 2 Dimensions 41 3 Service Space 44 4 Wiring Diagrams 45 5 Electric Characteristics 47 6 Sound Levels 47 7 Accessories 48 8 The Specification of Power 48 9 Field Wiring 49 ...

Страница 43: ...s of warm air 1 2 Brief design Brief design that is suitable for any interior will not only give you cooling and heating performance but also upgrade your lifestyle 1 3 3D airflow Vertical air flow and horizontal airflow can be adjusted by remote controller the cooperation of the two airflow ways help to spread air comfortably throughout even a large room With these functions the whole room can be...

Страница 44: ...r optional C Panel LED display D Panel 1 6 Convenience operating and easy maintenance Remote controller as standard wired controller for optional The filter without screw fixed can be took out easily 1 7 Easy installation save working time The pipes can be connected from bottom back and right side makes the installation more easily The wiring works can be finished before installation 1 8 Outside w...

Страница 45: ...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 mee...

Страница 46: ...s 12K 18K 203 A 660 100 100 Refrigerant pipe hole optional C 200 180 B 506 Ceiling Installation Floor Installation Hanging arm for ceiling 100 100 Hanging arm for Floor Refrigerant pipe hole optional Capacity KBtu h A B C 12 18 990 505 907 ...

Страница 47: ... 48K A B 220 222 C 120 2 40 120 140 2 33 Wiring connection port 204 94 Fresh air intake Drain discharge port Refrigerant pipe hole Hanging arm D Capacity Btu h A B C D 24K 1068 675 235 983 36K 1285 675 235 1200 48K 1650 675 235 1565 ...

Страница 48: ...Service Space 44 Indoor Units 3 Service Space 12K 18K C 35mm 35mm 35mm 1000mm 24K 48K ...

Страница 49: ...Wiring Diagrams Indoor Units 45 4 Wiring Diagrams MUBU 12HRFN1 M MUBU 18HRFN1 M MUE 24HRFN1 MW MUBU 12HRFN1 M B ...

Страница 50: ...Wiring Diagrams 46 Indoor Units MUE 24HRFN1 M MUE 36HRFN1 M MUE 48HRFN1 M ...

Страница 51: ...UE 24HRFN1 M 60 208 230V 187V 253V MUE 24HRFN1 MW 60 208 230V 187V 253V MUE 36HRFN1 M 60 208 230V 187V 253V MUE 48HRFN1 M 60 208 230V 187V 253V 6 Sound Levels Microphone 1m 1m Air outlet side 1 5m 1m Microphone Ceiling Floor Model Noise level dB A H M L MUBU 12HRFN1 M 44 38 33 MUBU 12HRFN1 M B 44 38 33 MUBU 18HRFN1 M 46 38 34 MUE 24HRFN1 M 58 5 55 52 MUE 24HRFN1 MW 54 49 44 MUE 36HRFN1 M 55 48 41 ...

Страница 52: ...208 230V 60Hz Circuit Breaker Fuse A 20 16 40 30 Indoor Unit Power Wiring mm2 Indoor Outdoor Connecting Wiring Ground Wiring 2 0 2 0 Outdoor Unit Power Wiring 3 2 0 3 2 0 Strong Electric Signal 4 1 5 4 1 5 Weak Electric Signal Model MUE 24HRFN1 M MUE 36HRFN1 M MUE 48HRFN1 M Power Phase 1 phase 1 phase 1 phase Frequency and Voltage 208 230V 60Hz 208 230V 60Hz 208 230V 60Hz Circuit Breaker Fuse A 40...

Страница 53: ...Field Wiring Indoor Units 49 9 Field Wiring MUBU 12HRFN1 M MUBU 12HRFN1 M B MUBU 18HRFN1 M MUE 24HRFN1 MW MUE 24HRFN1 M MUE 36HRFN1 M MUE 48HRFN1 M ...

Страница 54: ... 50 Indoor Units Console Type 1 Features 51 2 Dimensions 53 3 Service Space 54 4 Wiring Diagrams 55 5 Electric Characteristics 56 6 Sound Levels 57 7 Accessories 58 8 The Specification of Power 58 9 Field Wiring 59 ...

Страница 55: ...hed 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 in this ...

Страница 56: ...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 57: ...Dimensions Indoor Units 53 2 Dimensions 16 Drain pipe 195 Hanging arm Unit mm 700 600 210 ...

Страница 58: ...Service Space 54 Indoor Units 3 Service Space ...

Страница 59: ...Wiring Diagrams Indoor Units 55 4 Wiring Diagrams MFAU 12HRFN1 M MFAU 12HRFN1 M B ...

Страница 60: ...Electric Characteristics 56 Indoor Units 5 Electric Characteristics Model Indoor Unit Hz Voltage Min Max MFAU 12HRFN1 M 60 208 230V 187V 253V MFAU 12HRFN1 M B 60 208 230V 187V 253V ...

Страница 61: ...Sound Levels Indoor Units 57 6 Sound Levels 1 5m 1m Microphone Model Noise level dB A H M L MFAU 12HRFN1 M 40 35 30 MFAU 12HRFN1 M B ...

Страница 62: ...ine dry batteries AM4 2 Others Installation manual 1 Owner s manual 1 8 The Specification of Power Model MFAU 12HRFN1 M MFAU 12HRFN1 M B Power Phase 1 phase Frequency and Voltage 208 230V 60Hz Circuit Breaker Fuse A 20 16 Indoor Unit Power Wiring mm 2 Indoor Outdoor Connecting Wiring Ground Wiring 2 0 Outdoor Unit Power Wiring 3 2 0 Strong Electric Signal 4 1 5 Weak Electric Signal ...

Страница 63: ...Field Wiring Indoor Units 59 9 Field Wiring MFAU 12HRFN1 M MFAU 12HRFN1 M B ...

Страница 64: ...Outdoor Units 60 Outdoor Units Part 3 Outdoor Units 1 Dimensions 61 2 Service Space 63 3 Piping Diagrams 64 4 Wiring Diagrams 66 5 Electric Characteristics 72 6 Operation Limits 73 7 Sound Levels 74 ...

Страница 65: ...85 590 MOC 12HFN1 MV0W 760 530 290 315 270 285 590 MOZ 12HFN1 MW0W 810 549 325 350 305 310 558 MOF 18HFN1 MS0W 845 560 335 360 312 320 700 MOF 18HFN1 MU0W 845 560 335 360 312 320 700 MOU 24HFN1 M 900 590 333 355 302 315 860 MOG 24HFN1 MT0W 900 590 333 355 302 315 860 MOU 36HFN1 M 990 624 366 396 340 345 965 ...

Страница 66: ...Dimensions 62 Outdoor Units Model Unit mm A B C D E F H MOU 48HFN1 M 938 634 404 448 370 392 1369 ...

Страница 67: ... Outdoor Units 63 2 Service Space More than 30cm 11 81in More than 60cm 23 62in More than 200cm 78 74in Air inlet Air inlet More than 30cm 11 81in Air outlet Wall or obstacle Maintain channel More than 60cm 23 62in ...

Страница 68: ...3 Condenser temp sensor Accumulator T5 Discharge temp sensor T4 Ambient temp sensor INDOOR OUTDOOR MOC 12HFN1 MV0W MOF 18HFN1 MU0W MOG 24HFN1 MT0W LIQUID SIDE GAS SIDE HEAT EXCHANGE EVAPORATOR HEAT EXCHANGE CONDENSER Compressor 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING HEATING T2 Evaporator temp sensor T1 Room temp sensor T3 Condenser temp sensor T5 Discharge temp sensor T4 Ambient temp sensor I...

Страница 69: ...VE 4 WAY VALVE COOLING HEATING T2B Evaporator temp sensor outlet T1 Room temp sensor T3 Condenser temp sensor T5 Discharge temp sensor High pressure switch T4 Ambient temp sensor Low pressure switch INDOOR OUTDOOR T2 Evaporator temp sensor middle Accumulator Electronic expansion valve CAPILIARY TUBE For MOU 24HFN1 M there are no high pressure switch and low pressure switch ...

Страница 70: ...Wiring Diagrams 66 Outdoor Units 4 Wiring Diagrams MOC 12HFN1 MV0W ...

Страница 71: ...Wiring Diagrams Outdoor Units 67 MOZ 12HFN1 MW0W ...

Страница 72: ...Wiring Diagrams 68 Outdoor Units MOC 12HFN1 MS0W MOF 18HFN1 MS0W MOF 18HFN1 MU0W ...

Страница 73: ...Wiring Diagrams Outdoor Units 69 MOU 24HFN1 M ...

Страница 74: ...Wiring Diagrams 70 Outdoor Units MOG 24HFN1 MT0W ...

Страница 75: ...Wiring Diagrams Outdoor Units 71 MOU 36HFN1 M MOU 48HFN1 M ...

Страница 76: ...87V 253V 16 MOC 12HFN1 MV0W 60 208 230V 187V 253V 16 MOZ 12HFN1 MW0W 60 208 230V 187V 253V 16 MOF 18HFN1 MS0W 60 208 230V 187V 253V 16 MOF 18HFN1 MU0W 60 208 230V 187V 253V 16 MOU 24HFN1 M 60 208 230V 187V 253V 30 MOG 24HFN1 MT0W 60 208 230V 187V 253V 30 MOU 36HFN1 M 60 208 230V 187V 253V 40 MOU 48HFN1 M 60 208 230V 187V 253V 55 Note MFA Max Fuse Amps A ...

Страница 77: ...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 78: ... 0m Outdoor Unit Microphone Note H 0 5 height of outdoor unit Model Noise Level dB A MOC 12HFN1 MS0W 55 MOC 12HFN1 MV0W 54 MOZ 12HFN1 MW0W 57 MOF 18HFN1 MS0W 60 5 MOF 18HFN1 MU0W 60 MOU 24HFN1 M 61 5 MOG 24HFN1 MT0W 60 MOU 36HFN1 M 66 MOU 48HFN1 M 64 ...

Страница 79: ... unit installation 78 4 Outdoor unit installation Side Discharge Unit 95 5 Refrigerant pipe installation 97 6 Drainage pipe installation 98 7 Vacuum Drying and Leakage Checking 102 8 Additional refrigerant charge 103 9 Engineering of insulation 103 10 Engineering of electrical wiring 104 11 Test operation 105 ...

Страница 80: ... 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 81: ...asily support the outdoor unit s weight Locate the outdoor unit as close to indoor unit as possible The piping length and height drop cannot 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 It is easy to instal...

Страница 82: ...ion 3 1 1 Service space for indoor unit 3 1 2 Bolt pitch 3 1 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 fittings ...

Страница 83: ... 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 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 ...

Страница 84: ... the screws under the 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 85: ...ing Heating 36 245 275 R410A and R22 Cooling Cooling Heating 48 287 317 R410A and R22 Cooling Cooling Heating 3 2 2 Bolt pitch 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 fittings ...

Страница 86: ...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 wrenching the nuts after having adjusted the body s position...

Страница 87: ...g 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 Tighten the screws under the panel hooks till the panel closely stick on the ceiling to avoid condensate water ...

Страница 88: ...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 89: ...Size of outline dimension mounted plug L M 12 740 350 18 24 960 350 36 1180 490 48 1240 500 3 3 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 fittings ...

Страница 90: ... 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 3 5 Install the air filter Insert the air filter through the filter slot and fix it with 2 screws 3 3 6 Install the air duct Please design the air duct as below recommended picture ...

Страница 91: ...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 92: ...n 88 Installation 3 4 Ceiling floor indoor unit installation 24K 48K 3 4 1 Service space for indoor unit 3 4 2 Bolt pitch Ceiling installation Capacity Btu h D E 24K 983 220 36K 1200 220 48K 1565 220 Wall mounted installation ...

Страница 93: ...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 4 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 94: ... 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 95: ...allation Installation 91 3 5 Ceiling floor indoor unit installation 12K 18K 3 5 1 Service space for indoor unit 3 5 2 Bolt pitch Ceiling installation Capacity Btu h D F G 12K 18K 505 907 200 Floor standing installation ...

Страница 96: ...he ceiling Then embed the expansible hooks fittings Floor standing installation Fix the hook with tapping screw onto the wall Refer to picture below 3 5 4 Install the main body Ceiling installation The only installation method for the unit with drain pump Remove the side board and the grille For models 48 and 60 do not remove the grille Locate the hanging arm on the hanging screw bolt for some of ...

Страница 97: ...sides some of the models 60 do not do this For some of the models 60 please securely tighten the mounting bolts on both sides Then install the side panels and grilles back to the main unit Floor standing installation Hang the indoor unit on the hook The bottom of body can touch with floor or suspended but the body must install vertically ...

Страница 98: ...ndoor unit installation 3 6 1 Service space for indoor unit 3 6 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 99: ...5 360 MOF 18HFN1 MU0W 560 335 360 MOU 24HFN1 M 590 333 355 MOG 24HFN1 MT0W 590 333 355 MOU 36HFN1 M 624 366 396 MOU 48HFN1 M 634 404 448 4 3Install 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 ...

Страница 100: ...Indoor unit installation 96 Installation ...

Страница 101: ...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 test operation the joint parts should not be heat insulated 5 2 6 Flare the pipe Insert a flare nut into the pipe before flaring the pipe According to the following table to flare the pipe Pipe diameter Flare dimension A mm Flare shape Min Max 1 4 6 35 8 3 8 7 R0 4 0 8 A ...

Страница 102: ...stallation could lead to leakage and eventually wet furniture and belongings 6 1 Installation principle Ensure at least 1 100 slope of the drainage pipe Adopt suitable pipe diameter Adopt nearby condensate water discharge 6 2 Key points of drainage water pipe installation 6 2 1 Considering the pipeline route and elevation Before installing condensate water pipeline determine its route and elevatio...

Страница 103: ...al 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 supporter gap of the drainage pipe horizontal pipe and vertical pipe is respec...

Страница 104: ... or blow water phenomena Indoor 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...

Страница 105: ...d slowly infuse about 2000ml water 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 dr...

Страница 106: ...d 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 wh...

Страница 107: ...The 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 joi...

Страница 108: ...lame 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 4 Installation and highlights of insulation construction The sing...

Страница 109: ...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 under the mode of COOLING by remote co...

Страница 110: ...Electrical Control System 106 Electrical Control System Part 5 Electrical Control System 1 Electrical Control Function 107 2 Troubleshooting 121 3 Controller 149 ...

Страница 111: ...g frequency will be limited as below rules For 12K 18K units MOG 24HFN1 MT0W Compressor discharge temp T5 115 for 5s compressor stops 108 T5 115 decrease the frequency to the lower level every 3 minutes till F1 90 T5 105 keep running at the current frequency T5 90 no limit for frequency For other units If 102 T5 115 decrease the frequency to the lower level every 2 minutes till to F1 If T5 115 for...

Страница 112: ...on Valve EXV Control Excluding MOC 12HFN1 MS0W MOF 18HFN1 MS0W For MOC 12HFN1 MV0W MOZ 12HFN1 MW0W MOF 18HFN1 MU0W 1 EXV will be fully closed when turning on the power Then EXV will be standby with 480P open and will open to target angle after compressor starts 2 EXV will close with 160P when compressor stops Then EXV will be standby with 480P open and will open to target angle after compressor st...

Страница 113: ...en EXV will be standby with 300P open and will open to target angle after compressor starts 2 EXV will close with 160P when compressor stops Then EXV will be standby with 300P open and will open to target angle after compressor starts 3 The initial open angle of EXV is 300P The unit starts to work for 3 minutes then adjusting open angle according to the temperature of compressor discharge every 2 ...

Страница 114: ... 3 High Low 1 Medium 1 5 For 2rd Ceiling floor Compact cassette A5 Duct 12 18K MUE 24HRFN1 MW MTB 24HRFN1 MW MCD 24HRFN1 MW 4 3 High Low 1 Medium 1 5 For other units 5 0 4 0 High Low 2 0 Medium 3 0 1 3 2 4 Evaporator low temperature T2 protection For 12K 18K units MUE 24HRFN1 MW MTB 24HRFN1 MW MCD 24HRFN1 MW Excluding MCA2U 12HRFN1 M B MUBU 12HRFN1 M B MTBU 12HRDN1 M B T2 0 the compressor will sto...

Страница 115: ...2 1 Electronic Expansion Valve EXV Control Excluding MOC 12HFN1 MS0W MOF 18HFN1 MS0W For MOC 12HFN1 MV0W MOZ 12HFN1 MW0W MOF 18HFN1 MU0W 1 EXV will be fully closed when turning on the power Then EXV will be standby with 480P open and will open to target angle after compressor starts 2 EXV will close with 160P when compressor stops Then EXV will be standby with 480P open and will open to target ang...

Страница 116: ...according to the temperature of compressor discharge every 2 minutes 1 3 3 2 Outdoor fan running rules For MOC 12HFN1 MS0W MOC 12HFN1 MV0W MOZ 12HFN1 MW0W MOF 18HFN1 MS0W MOF 18HFN1 MU0W MOG 24HFN1 MT0W 17 Low Medium 15 12 10 High For other models 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...

Страница 117: ...T 2 High Low 1 Medium 1 5 For other units 2 T1 Ts T 3 High Low 5 Medium 4 1 3 3 4 Defrosting mode For 12K 18Kunits MOG 24HFN1 MT0W Excluding MOZ 12HFN1 MW0W Condition of defrosting T4 0 Defrosting starts when either of the following The units run with T3 3 for 40 minutes and T3 keeps lower than TCDI for more than 3 minutes The units run with T3 3 for 80 minutes and T3 keeps lower than TCDI 2 for m...

Страница 118: ... mode 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 to be higher than TCDE2 for 80 seconds The machine has run for 10 minutes in defrosting mode Defrosting action For 12K units For 18K units MOG 24HFN1 MT0W no longer than 10min 60s on 10s F8 30s Comp...

Страница 119: ...4 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 defrosting If any one of following items...

Страница 120: ...he compressor running frequency decreases to the lower level every 20s When the frequency decreases to F2 and the T2 is still over TEH2 for 3 minutes the compressor will stop T2 48 or TEH2 T2 48 for 6 minutes the frequency will not be limited T2 60 the compressor will stop and restart when T2 48 For other units T2 60 the compressor will stop and restart when T2 54 1 3 4 Auto mode This mode can be ...

Страница 121: ...mode 1 3 5 4 The outdoor fan operates the same as in cooling mode For other units Drying mode works the same as 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...

Страница 122: ...erature decreases 1 be higher than 17 every one hour 2 hours later the setting temperature stops rising and indoor fan is fixed at low speed Anti cold wind function has the priority 1 3 7 3 Operation time in sleep mode is 7 hours After 7 hours the AC quits this mode and turns off 1 3 7 4 Timer setting is available 1 3 8 Auto Restart function The indoor unit is equipped with auto restart function w...

Страница 123: ...splay tube will show 70 If the indoor unit is not connected the digital display tube will show 08 Outdoor ambient temp T4 09 Compressor discharge temp T5 The display value is between 13 129 degree If the temp is lower than 13 degree the digital display tube will show 13 If the temp is higher than 99 degree the digital display tube will show single digit and tens digit For example the digital displ...

Страница 124: ... 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 20 Condenser pipe temp of 2 indoor unit 21 Condenser pipe temp of 3 indoor unit 22 1 Indoor unit capacity demand code Norm code HP 10 If capacity demand code is higher than 99 the digital display tube wi...

Страница 125: ...2 1 1 Icon explanation on indoor display board Super slim cassette 24K 48K 2 1 2 Icon explanation on indoor display board Compact cassette 12K 18K 2 1 3 Icon explanation on indoor display board Ceiling Floor 12K 18K 2 1 4 Icon explanation on indoor display board Ceiling Floor 24K 48K ...

Страница 126: ...LARM 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 6 Icon explanation on indoor display board Console 2 1 7 Display board of auto lifting panel of 4 way cassette 24K 48K ...

Страница 127: ...HRFN1 MW NO Malfunction Running lamp Timer lamp Defrosting lamp Alarm lamp Display nixie tube 1 Open or short circuit of T1 temperature sensor X X X E0 2 Open or short circuit of T2 temperature sensor X X X E1 3 Communication malfunction between indoor and outdoor units X X X E2 4 Water level alarm malfunction X X X E3 5 Indoor EEPROM malfunction X X E4 6 IPM module protection X X O E5 7 Open or s...

Страница 128: ... X X Ed 9 Water level alarm malfunction X X X EE 10 Communication malfunction between main PCB and up down panel PCB X F0 11 Up down panel malfunction X F1 O on X off flash at 5Hz flash at 0 5Hz F0 F1 is only available for super slim cassette 2 3 Outdoor unit malfunction For MOC 12HFN1 MS0W MOC 12HFN1 MV0W MOF 18HFN1 MS0W MOF 18HFN1 MU0W MOG 24HFN1 MT0W No Problems Green Red IU display 1 standby f...

Страница 129: ...or E6 PFC module protection For 36K 48K E8 Outdoor fan speed has been out of control P0 Top temperature protection of compressor P1 High pressure protection For 36K 48K P2 Low pressure protection For 36K 48K 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 eva...

Страница 130: ... 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 131: ...cal Control System 127 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 132: ...en out of control Only for the units used DC motor DC motor voltage input and output control chip is inside the motor DC motor voltage input and output NO 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 13 5 16 5V ...

Страница 133: ... 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 Inverter compressor drive protecti...

Страница 134: ... Displayed Up down panel is defective Retry if panel can up and down normally Check the wiring of left and right sensors No No The up down panel is defective replace it Yes No If panel can move slightly power off then restart the unit 2 minutes later If the error still exists No If panel can not move slightly check the wiring of louver motors Yes Reconnect Replace the louver motors Reconnect No No...

Страница 135: ...ing Electrical Control System 131 2 4 4 For the outdoor unit 2 4 4 2 E0 malfunction EEPROM An electrically erasable programmable read only memory whose contents can be erased and reprogrammed using a pulsed voltage ...

Страница 136: ...Troubleshooting 132 Electrical Control System 2 4 4 3 E2 malfunction For 12 18K units MUE 24HRFN1 MW MTB 24HRFN1 MW MCD 24HRFN1 MW ...

Страница 137: ...ng on power 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 corre...

Страница 138: ...Troubleshooting 134 Electrical Control System 2 4 4 5 E3 malfunction ...

Страница 139: ...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 140: ...ther the voltage between L and N is normal Yes Measure whether input voltage of bridge rectifier is normal refer to the Appendix 3 Yes No No Measure whether the voltage between P and N is normal 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 ...

Страница 141: ...g Electrical Control System 137 2 4 4 8 E8 malfunction Index 1 DC motor voltage input and output NO Color Signal Voltage 1 Red Vs Vm 140 380V 2 3 Black GND 0V 4 White Vcc 13 5 16 5V 5 Yellow Vsp 0 6 5V 6 Blue FG 15V ...

Страница 142: ...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 143: ...Troubleshooting Electrical Control System 139 2 4 4 10 P1 malfunction Only for 36K 48K ...

Страница 144: ...well 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 be...

Страница 145: ...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 146: ... discharge temp is more than 115 C Check whether the connection is right between compressor discharge temp sensor and PCB according to wiring diagrams M easure 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 147: ...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 148: ...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 149: ...Troubleshooting Electrical Control System 145 2 4 4 16 P7 malfunction ...

Страница 150: ... 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 151: ...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 152: ... 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 Appendix 4 10 11 12 13 14 15 16 17 18 19 20 21 22 48 50 52 54 56 58 60 62 64 66 68 70 72 23 24 25 26 27 28 29 30 31 32 33 34 35 74 76 78 80 82 84 86 88 90 92 94 96 98 ...

Страница 153: ...ss Remote Controller 3 1 1 RG05F2 BGEU1 General Function for wireless remote controller Model RG05F2 BGEU1 Rated voltage 3 0V Dry batteries R03 LR03 2 Min voltage for sending signal of CPU 2 4V Effective receiving distance 8m Operation condition 23 O F 140 O F 5 60 ...

Страница 154: ...ent settings are cancelled and the control will return to the initial settings 8 LOCK Button Push this button to lock in all the current settings To release settings push again 9 FAN SPEED Button Fan speed will be selected in following sequence once pressing this button AUTO LOW MED HIGH 10 UP Button Push this button to increase setting temperature or to increase Hour during Clock time setting 11 ...

Страница 155: ... 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 the...

Страница 156: ...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 157: ...allation 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 a 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...

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