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Contents

R410A ON/OFF SERIES

Service Manual 2013

LEUS-B-1306

Содержание MHF-18HWN1-Q

Страница 1: ...Contents i R410A ON OFF SERIES Service Manual 2013 LEUS B 1306...

Страница 2: ......

Страница 3: ...nformation 1 Part 2 Indoor Units 6 Part 3 Outdoor Units 63 Part 4 Installation 78 Part 5 Electrical Control System 104 The specifications designs and information in this book are subject to change wit...

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: ...ts Universal Outdoor unit Model Compressor type Compressor Brand Matched indoor units Heat Pump MOU 18HN1 Q ROTARY CMCC MHF 18HWN1 Q MCD 18HRN1 Q MOU 24HN1 Q ROTARY CMCC MHF 24HWN1 Q MCD 24HRN1 Q MHG...

Страница 7: ...eral Information 3 2 External Appearance 2 1 Indoor Units A5 High static pressure duct Ceiling floor type Super slim 4 way Cassette High static pressure duct 2 2 Outdoor Units Single fan outdoor unit...

Страница 8: ...tion 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 Pre...

Страница 9: ...4 3 Low operation sound level Well known stable and quiet running fan motor 4 4 Well known compressor 4 5 Compact design Smaller dimension and larger stuffing capacity 4 6 Universal outdoor unit desi...

Страница 10: ...Indoor Units 6 Indoor Units Part 2 Indoor Units A5 High Static Pressure Duct Type 7 Ceiling Floor Type 25 Super slim Cassette Type 35 High Static Pressure Duct Type 52...

Страница 11: ...7 A5 High Static Pressure Duct Type 1 Features 8 2 Dimensions 11 3 Service Space 12 4 Wiring Diagrams 13 5 Static Pressure 18 6 Electric Characteristics 19 7 Sound Levels 20 8 Accessories 21 9 The Sp...

Страница 12: ...om rear to the bottom in order to matching the installation condition 1 3 Easy maintenance Clean the filter Optional standard product without filter It is easy to draw out the filter from the indoor u...

Страница 13: ...off controller or a central controller to realize remote on off control function or group control function 1 5 Built in drain pump Optional Built in drain pump can lift the water to 750mm upmost It s...

Страница 14: ...oard 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 displ...

Страница 15: ...ize Air return opening size Size of outline dimension mounted plug A B C D E F G H I J K L M 18 920 210 635 570 65 713 35 119 815 200 80 960 350 24 920 270 635 570 65 713 35 179 815 260 20 960 350 30...

Страница 16: ...Service Space 12 Duct Type 3 Service Space Ensure enough space required for installation and maintenance...

Страница 17: ...Wiring Diagrams Duct Type 13 4 Wiring Diagrams MHF 18HWN1 Q...

Страница 18: ...Wiring Diagrams 14 Duct Type MHF 24HWN1 Q...

Страница 19: ...Wiring Diagrams Duct Type 15 MHF 30HWN1 Q MHF 36HWN1 Q...

Страница 20: ...Wiring Diagrams 16 Duct Type MHF 30HWN1 R MHF 36HWN1 R MHF 48HWN1 R MHF 60HWN1 R...

Страница 21: ...Wiring Diagrams Duct Type 17...

Страница 22: ...1600 1400 1200 Pa 90 80 70 60 50 40 30 20 10 Low speed 600 Super high speed 800 1000 2200 2400 3 Air volume m h 100 Mid speed High speed External static pressure Pa 2000 1800 1600 1400 1200 Pa 180 16...

Страница 23: ...8HWN1 Q 50 220 240V 198V 254V 16 MHF 24HWN1 Q 50 220 240V 198V 254V 25 MHF 30HWN1 Q 50 220 240V 198V 254V 30 MHF 30HWN1 R 50 380 420V 342V 440V 20 MHF 36HWN1 Q 50 220 240V 198V 254V 30 MHF 36HWN1 R 50...

Страница 24: ...rge Microphone 1 4m Concealed Duct Type Duct Duct Model Noise level dB A H M L MHF 18HWN1 Q 42 38 36 MHF 24HWN1 Q 46 40 38 MHF 30HWN1 Q 50 48 45 MHF 30HWN1 R 50 48 45 MHF 36HWN1 Q 52 48 45 MHF 36HWN1...

Страница 25: ...essories Name Shape Quantity Tubing Fittings Soundproof insulation sheath 2 Binding tape 1 Seal sponge 1 Drainpipe Fittings Drain joint 1 Seal ring 1 Wire controller Wire controller 1 others Owner s m...

Страница 26: ...equency and Volt 220 240V 50Hz 220 240V 50Hz 220 240V 50Hz 380 415V 50Hz Circuit Breaker Fuse A 20 16 40 25 50 30 25 20 Indoor unit power wiring mm 3 2 5 3 2 5 3 4 0 5 2 5 Indoor out door connecting w...

Страница 27: ...Field Wiring Duct Type 23 10 Field Wiring MHF 18HWN1 Q...

Страница 28: ...Field Wiring 24 Duct Type MHF 24HWN1 Q MHF 30HWN1 Q MHF 36HWN1 Q MHF 30HWN1 R MHF 36HWN1 R MHF 48HWN1 R MHF 60HWN1 R...

Страница 29: ...ling Floor Type 25 Ceiling Floor Type 1 Features 26 2 Dimensions 27 3 Service Space 28 4 Wiring Diagrams 29 5 Electric Characteristics 31 6 Sound Levels 31 7 Accessories 32 8 The Specification of Powe...

Страница 30: ...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 hor...

Страница 31: ...Dimensions Ceiling Floor Type 27 2 Dimensions Capacity Btu h A B C D E 36K 1285 675 235 1200 220 48K 60K 1650 675 235 1565 220...

Страница 32: ...Service Space 28 Ceiling Floor Type 3 Service Space...

Страница 33: ...Wiring Diagrams Ceiling Floor Type 29 4 Wiring Diagrams MUE 36HRN1 Q...

Страница 34: ...Wiring Diagrams 30 Ceiling Floor Type MUE 36HRN1 R MUE 48HRN1 R MUE 60HRN1 R...

Страница 35: ...198V 242V 30 MUE 36HRN1 R 50 380 420V 342V 440V 20 MUE 48HRN1 R 50 380 420V 342V 440V 20 MUE 60HRN1 R 50 380 420V 342V 440V 20 Remark MFA Max Fuse Amps A 6 Sound Levels Microphone 1m 1m Air outlet si...

Страница 36: ...tallation manual 1 7 Remote controller manual 1 8 The Specification of Power Model 36000 Btu h 30000 60000 Btu h Power Phase 1 Phase 3 Phase Frequency and Volt 220 240V 50Hz 380 415V 50Hz Circuit Brea...

Страница 37: ...Field Wiring Ceiling Floor Type 33 9 Field Wiring MUE 36HRN1 Q...

Страница 38: ...Field Wiring 34 Ceiling Floor Type MUE 36HRN1 R MUE 48HRN1 R MUE 60HRN1 R...

Страница 39: ...slim Cassette Type 35 Super slim Cassette Type 1 Features 36 2 Dimensions 40 3 Service Space 41 4 Wiring Diagrams 42 5 Electric Characteristics 46 6 Sound Levels 47 7 Accessories 48 8 The Specificatio...

Страница 40: ...to 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...

Страница 41: ...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...

Страница 42: ...n Reserve external air duct more flexible for the air supply 1 5 Built in draining pump Due to the improvement of structure more convenient to repair or replace the draining pump Built in draining pum...

Страница 43: ...ntroller 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...

Страница 44: ...Dimensions 40 Super slim Cassette Type 2 Dimensions Model A H 18 30 205 235 36 48 245 275 60 287 317...

Страница 45: ...Service Space Super slim Cassette Type 41 3 Service Space 1000mm 1000mm 1000mm 1000m m...

Страница 46: ...Wiring Diagrams 42 Super slim Cassette Type 4 Wiring Diagrams MCD 18HRN1 Q...

Страница 47: ...Wiring Diagrams Super slim Cassette Type 43 MCD 24HDN1 Q...

Страница 48: ...Wiring Diagrams 44 Super slim Cassette Type MCD 36HDN1 R...

Страница 49: ...Wiring Diagrams Super slim Cassette Type 45 MCD 48HDN1 R MCD 60HDN1 R...

Страница 50: ...tics Model Indoor Unit Power Supply Hz Voltage Min Max MFA MCD 18HRN1 Q 50 220 240V 198V 254V 16 MCD 24HRN1 Q 50 220 240V 198V 254V 25 MCD 36HRN1 R 50 380 420V 342V 440V 20 MCD 48HRN1 R 50 380 420V 34...

Страница 51: ...vels Super slim Cassette Type 47 6 Sound Levels 1 4m Microphone Model Noise level dB A H M L MCD 18HRDN1 Q 37 34 32 MCD 24HRDN1 Q 43 41 38 MCD 36HRDN1 R 46 45 43 MCD 48HRDN1 R 48 46 45 MCD 60HRDN1 R 4...

Страница 52: ...ut let pipe sheath 1 Out let pipe clasp 1 Remote controller Its Frame Remote controller Its Frame 1 Remote controller holder 1 Mounting screw ST2 9 10 C H 2 Remote controller manual 1 Alkaline dry bat...

Страница 53: ...1 Phase 3 Phase Frequency and Volt 220 240V 50Hz 220 240V 50Hz 380 415V 50Hz Circuit Breaker Fuse A 20 16 40 25 25 20 Indoor unit power wiring mm 3 2 5 3 2 5 5 2 5 Indoor out door connecting wiring mm...

Страница 54: ...Field Wiring 50 Super slim Cassette Type 9 Field Wiring MCD 18HRN1 Q...

Страница 55: ...Field Wiring Super slim Cassette Type 51 MCD 24HRN1 Q MCD 36HRN1 R MCD 48HRN1 R MCD 60HRN1 R...

Страница 56: ...nits High Static Pressure Duct Type 1 Features 53 2 Dimensions 54 3 Service Space 55 4 Wiring Diagrams 56 5 Static Pressure 57 1 Electric Characteristics 58 6 Sound Levels 59 7 Accessories 60 8 The Sp...

Страница 57: ...actories 1 2 Easy maintenance The unit can be opened from top or bottom The air outlet flange is isolated from either top panel or base panel which makes the maintenance much easier when connecting du...

Страница 58: ...Duct Type 2 Dimensions 24K 48K Capacity KBtu Outline dimension Size of mounted lug Air outlet opening size Air inlet opening size A B C D E F G H I J K L M N O 24 450 1110 270 397 1146 1054 185 220 96...

Страница 59: ...vice Space High Static Pressure Duct Type 55 3 Service Space Ensure enough space required for installation and maintenance 500mm or more 600mm or more Indoor unit 600mmx600mm Maintenance and repair sp...

Страница 60: ...Wiring Diagrams 56 High Static Pressure Duct Type 4 Wiring Diagrams MHG 24HWN1 Q...

Страница 61: ...Static Pressure High Static Pressure Duct Type 57 5 Static Pressure 24 000Btu h...

Страница 62: ...Electric Characteristics 58 High Static Pressure Duct Type 6 Electric Characteristics Model Indoor Unit Power Supply Hz Voltage Min Max MFA MHG 24HWN1 Q 50 220 240 198 254 25 Notes MFA Max Fuse Amps A...

Страница 63: ...Sound Levels High Static Pressure Duct Type 59 7 Sound Levels Suction Discharge Microphone 1 5m Concealed Duct Type Duct Duct Model Noise level dB A H M L MHG 24HWN1 Q 48 44 39...

Страница 64: ...Shape Quantity Soundproof insulation sheath 2 Drainpipe Fittings for cooling heating Drain joint 1 Seal ring 1 Wired controller Its Frame Wired controller 1 Owner s manual of wired controller 1 Wired...

Страница 65: ...Power Model 24000 Btu h Power Phase 1 Phase Frequency and Volt 220 240V 50Hz Circuit Breaker Fuse A 40 25 Indoor unit power wiring mm 3 2 5 Indoor out door connecting wiring mm Ground wiring 2 5 Outd...

Страница 66: ...Field Wiring 62 High Static Pressure Duct Type 10 Field Wiring MHG 24HWN1 Q...

Страница 67: ...Outdoor Units Outdoor Units 63 Part 3 Outdoor Units 1 Dimensions 64 2 Service Space 66 3 Piping Diagrams 67 4 Wiring Diagrams 69 5 Electric Characteristics 75 6 Operation Limits 76 7 Sound Levels 77...

Страница 68: ...A B C D E F H MOU 18HN1 Q 760 530 290 315 270 285 590 MOU 24HN1 Q 845 560 335 360 312 320 700 MOU 30HN1 Q 990 624 366 396 340 345 965 MOU 30HN1 R 990 624 366 396 340 345 965 MOU 36HN1 Q 990 624 366 3...

Страница 69: ...Dimensions Outdoor Units 65 Model Unit mm A B C D E F H MOU 48HN1 R 900 590 378 400 330 350 1170 MOUA 60HN1 R 900 590 378 400 330 350 1170...

Страница 70: ...Service Space 66 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 71: ...mp sensor T3 Condenser temp sensor INDOOR OUTDOOR T4 Ambient temp sensor CHECK VALVE Heating Model only CAPILIARY TUBE MOU 36HN1 Q MOU 36HN1 R LIQUID SIDE GAS SIDE HEAT EXCHANGE EVAPORATOR HEAT EXCHAN...

Страница 72: ...ompressor 2 WAY VALVE 3 WAY VALVE 4 WAY VALVE COOLING HEATING T2 Evaporator temp sensor T1 Room temp sensor T3 Condenser temp sensor Accumulator T5 Discharge temp sensor High pressure switch T4 Ambien...

Страница 73: ...Wiring Diagrams Outdoor Units 69 4 Wiring Diagrams MOU 18HN1 Q...

Страница 74: ...Wiring Diagrams 70 Outdoor Units MOU 24HN1 Q MOU 30HN1 Q...

Страница 75: ...Wiring Diagrams Outdoor Units 71 MOU 30HN1 R MOU 36HN1 Q...

Страница 76: ...Wiring Diagrams 72 Outdoor Units MOU 36HN1 R...

Страница 77: ...Wiring Diagrams Outdoor Units 73 MOU 48HN1 R...

Страница 78: ...Wiring Diagrams 74 Outdoor Units MOUA 60HN1 R...

Страница 79: ...Voltage Min Max MOU 18HN1 Q 50 220 240V 198V 254V MOU 24HN1 Q 50 220 240V 198V 254V MOU 30HN1 Q 50 220 240V 198V 254V MOU 30HN1 R 50 380 420V 342V 440V MOU 36HN1 Q 50 220 240V 198V 254V MOU 36HN1 R 5...

Страница 80: ...oor temperature 18 43 7 24 7 43 For the models with low temperature cooling system 10 15 25 30 35 20 15 20 25 30 35 40 45 Indoor temperature WB Outdoor temperature DB STD Cooling 43 17 32 10 5 0 5 10...

Страница 81: ...7 7 Sound Levels Microphone Outdoor Unit H 1 0m Note H 0 5 height of outdoor unit Model Noise level dB A MOU 18HN1 Q 58 MOU 24HN1 Q 59 MOU 30HN1 Q 64 MOU 30HN1 R 63 MOU 36HN1 Q 57 MOU 36HN1 R 57 MOU 4...

Страница 82: ...unit installation 81 4 Outdoor unit installation Side Discharge Unit 93 5 Refrigerant pipe installation 95 6 Drainage pipe installation 96 7 Vacuum Drying and Leakage Checking 100 8 Additional refrige...

Страница 83: ...ng connection and electric safety checking Test operation Refrigerant pipe installation and insulation Drainage pipe installation and insulation Indoor unit installation location selection Outdoor uni...

Страница 84: ...n 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 wh...

Страница 85: ...installation 3 1 1 Service space for indoor unit 3 1 2 Bolt pitch Capacity KBtu Size of outline dimension mounted plug L M 18 24 960 350 30 36 1180 490 48 60 1240 500 3 1 3 Install the pendant bolt S...

Страница 86: ...ough 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...

Страница 87: ...eal 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 inc...

Страница 88: ...allation 84 Installation 3 2 Ceiling floor indoor unit installation 3 2 1 Service space for indoor unit 3 2 2 Bolt pitch Ceiling installation Capacity Btu h D E 36K 1200 220 48K 60K 1565 220 Wall moun...

Страница 89: ...in upper picture Drill four holes of 12mm 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 w...

Страница 90: ...bolt Prepare the mounting bolts on the unit 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...

Страница 91: ...ting 36 48 245 275 R410A and R22 Cooling Cooling Heating 48 60 287 317 R410A and R22 Cooling Cooling Heating 3 3 2 Bolt pitch 3 3 3 Install the pendant bolt Select the position of installation hooks a...

Страница 92: ...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...

Страница 93: ...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 ti...

Страница 94: ...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...

Страница 95: ...n 91 3 4 HESP duct indoor unit installation 3 4 1 Service space for indoor unit 500mm or more 600mm or more Indoor unit 600mmx600mm Maintenance and repair space 3 4 2 Bolt pitch Capacity KBtu Size of...

Страница 96: ...positions on the ceiling Then embed the expansible hooks fittings 3 4 4 Install the main body Make the 4 suspender through the 4 hanger of the main body to suspend it Adjust the hexangular nuts on the...

Страница 97: ...4 Outdoor unit installation Side Discharge Unit 4 1 Service space for outdoor unit 4 2 Bolt pitch Model B C D MOU 18HN1 Q 530 290 315 MOU 24HN1 Q 560 335 360 MOU 30HN1 Q 624 366 396 MOU 30HN1 R 624 3...

Страница 98: ...ter 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 99: ...e 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 th...

Страница 100: ...6 Drainage pipe installation Install the drainage pipe as shown below and take measures against condensation Improperly installation could lead to leakage and eventually wet furniture and belongings 6...

Страница 101: ...40 PVC63 51 2760 PVC75 67 5710 PVC90 77 8280 Attention Adopt PVC40 or bigger pipe to be the main pipe 6 2 3 Individual design of drainage pipe system The drainage pipe of air conditioner shall be inst...

Страница 102: ...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 pum...

Страница 103: ...y 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 st...

Страница 104: ...ipe 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...

Страница 105: ...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 d...

Страница 106: ...e The insulation material should be flame retardant material the flame retardancy of the material should be selected according to the local law Thickness of insulation layer is usually above 10mm Use...

Страница 107: ...orrectly The length of the tubing and the added stow capacity of the refrigerant have been recorded The power voltage fits the rated voltage of the air conditioner There is no obstacle at the outlet a...

Страница 108: ...Electrical Control 104 Electrical Control Part 5 Electrical Control System 1 Electrical Control Function 105 2 Troubleshooting 113 3 Controller 122...

Страница 109: ...closed If it is open the system will stop until the fault is cleared During defrosting procedure and 4 minutes after defrosting ends low pressure switch won t be checked Note The system will not check...

Страница 110: ...ow 24 Medium 1 3 2 Cooling Mode 1 3 2 1 Outdoor fan running rules For 1 phase outdoor units The On off outdoor units have single fan speed The outdoor fan will run following the compressor except when...

Страница 111: ...nd outdoor fan will shut off When T2 is higher than TE6 the compressor and outdoor fan will restart up For Ceiling Floor super slim cassette type AC will enter T2 protection if any of the following co...

Страница 112: ...ll shut off When T2 is higher than TE6 the compressor and outdoor fan will restart up 1 3 2 4 Condenser high temperature T3 protection T3 TE12 Off On TE13 When T3 TE12 for Time1 the compressor will sh...

Страница 113: ...low auto And the anti cold wind function has the priority For Ceiling Floor If the compressor stops caused by the room temperature rising the indoor fan will follow the below rules During this period...

Страница 114: ...s to be higher than 20 B The machine has run for 10 minutes in defrosting Defrosting action For 3 phase outdoor units Condition of defrosting T3 0 and the compressor keeps running over 45 minutes Mean...

Страница 115: ...the machine switches mode between heating and cooling the compressor will keep stopping for 15 minutes and then choose mode according to T1 Ts If the setting temperature is modified the machine will c...

Страница 116: ...models when they are in heating the setting temperature reduces 1 be higher than 17 every hour 2 hours later the setting temperature stops reducing 1 3 7 4 In this mode the fan speed is forced into AU...

Страница 117: ...rary 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 2...

Страница 118: ...Full water malfunction O on X off flash at 5Hz flash at 0 5Hz For Super slim 4 way Cassette NO Malfunction Running lamp Timer lamp Defrosting lamp Alarm lamp Display digital tube 1 Open or short circ...

Страница 119: ...sh Flash Off Trouble Overload of current Off Off Flash Trouble Communication malfunction Flash Off Flash Trouble Open circuit and short circuit trouble of T3 Off Flash Flash Trouble Open circuit and s...

Страница 120: ...s connection to connector of temp sensor good Check the resistance of the temp sensor according to Appendix 1 Repair connector No Yes Is it the resistance is normal Indoor PCB is defective Replace the...

Страница 121: ...is broken Check PCB board or replace the main control board Replace the water level switch Yes No Check whether the water pump is normal Yes Insert the water level switch well No Yes Replace the water...

Страница 122: ...hase sequence error b Overload of current c Lack of phase Phase sequence error Change the order of two of the wires to power supply Switch on the unit again If the problem cannot be solved the outdoor...

Страница 123: ...of pressure or temp Is it k1 or K2 open Is temp protective switch K1 open Possible reason 1 The wires is loose to K1 2 Air or other gas in the refrigerant 3 Heat exchanger is dirty 4 Outdoor fan or f...

Страница 124: ...is it normal Possible reason 1 Air or other gas in the refrigerant 2 Heat exchanger is dirty 3 Outdoor fan or fan blade is defective 4 Outdoor unit is bad ventilation 5 Refrigerant is leakage Replace...

Страница 125: ...3059 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 35...

Страница 126: ...eless remote controller is standard for Four way cassette type and the Ceiling floor type General Function for wireless remote controller Model RG51Q1 BGE Rated voltage 3 0V 2pieces of LR03 7 batterie...

Страница 127: ...ning on or turning off the 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 but...

Страница 128: ...ing 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 p...

Страница 129: ...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 TIM...

Страница 130: ...TIMER ON then adjust the time of TIMER ON as 0 0 3 Timer off button Push the button to set TIMER OFF each time you push the button the time moves forward by o 5 hours When the set time is over 10 hour...

Страница 131: ...the icon of LOCK disappears In the mode of LOCK all the buttons are invalid except for LOCK button 5 CLOCK display Usually display the clock set currently Press the button CLOCK for 4 seconds the HOU...

Страница 132: ...stallation Installation 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 em...

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