Midea MOVTB-18N1-13C Technical & Service Manual Download Page 1

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Indoor unit

MTA-18WN1

MTA-24WN1

MTA-36WN1

MTA-48WN1

MTA-60WN1

Power supply

220-240V~ 1Ph 50Hz

380-415V~ 3Ph 50Hz

Outdoor unit

MOVTB-18N1-13C

MOVTB-24N1-13C

MOVTB-36N1-13C

MOVTB-36N1-R13C

MOVTB-48N1-R13C

MOVTB-60N1-R13C

Model:

MCAC-UTSM-201707

Technical Service Manual

Split AC

iOS Version

Android Version

Midea CAC After-service Application

iOS Version

Midea CAC News Application

Add.: Midea Headquarters Building, 6 Midea Avenue, Shunde, Foshan, Guangdong, China

Postal code: 528311

Tel: +86-757-26338346 Fax: +86-757-22390205

cac.midea.com global.midea.com

Note: Product specifications change from time to time as product improvements and

developments are released and may vary from those in this document.

Commercial Air Conditioner Division
Midea Group

Summary of Contents for MOVTB-18N1-13C

Page 1: ...WN1 Power supply 220 240V 1Ph 50Hz 220 240V 1Ph 50Hz 220 240V 1Ph 50Hz 380 415V 3Ph 50Hz 380 415V 3Ph 50Hz 380 415V 3Ph 50Hz Outdoor unit MOVTB 18N1 13C MOVTB 24N1 13C MOVTB 36N1 13C MOVTB 36N1 R13C M...

Page 2: ...Content Part 1 General information 1 Part 2 Indoor Unit 6 Part 3 Outdoor Unit 48 Part 4 Installation 67 Part 5 Wired controller 104...

Page 3: ...Tropical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 1 Part 1 General information 1 Model Names of Indoor Outdoor Units 2 2 External Appearance 2 3 Nomenclature 3 4 Product featu...

Page 4: ...40V 50Hz 1Ph 2ton MTA 24WN1 220 240V 50Hz 1Ph MOVTB 24CN1 13C 220 240V 50Hz 1Ph 3ton 1Ph MTA 36WN1 220 240V 50Hz 1Ph MOVTB 36CN1 13C 220 240V 50Hz 1Ph 3ton 3Ph MTA 36WN1 220 240V 50Hz 1Ph MOVTB 36CN1...

Page 5: ...controller Nominal Cooling Capacity 18 1 000Btu h Series Number A type Medium Static Pressure Duct Type Midea 3 2 Outdoor unit M OV T B 36 C N1 R 13 C Compressor C Copeland 13SEER Power Supply R 380...

Page 6: ...ured hydrophilic aluminum fin shall be standard Coils are leak tested at the factory to ensure the pressure integrity The evaporator coil is already leak tested to 3 100kPa 450 psig Anti corrosion tre...

Page 7: ...relay High pressure switch low pressure switch and discharge temperature sensor is standard Condenser Internally finned copper tubes mechanically bonded to a configured hydrophilic aluminum fin shall...

Page 8: ...hnical Manual 50Hz 6 Part 2 Indoor Unit 1 Features 7 2 Specifications 8 3 Dimensions 19 4 Service Space 25 5 Refrigerant circuit 25 6 Wiring Diagrams 26 7 Capacity Table 35 8 Fan performance 41 9 Elec...

Page 9: ...speed indoor fan for enhanced comfort Air intake filter as standard Highly efficient scroll compressor with thermal protectors to prevent motor overheating Power supply of indoor and outdoor is separ...

Page 10: ...Yongan Tongde Input Hi Med Lo W 152 125 117 Capacitor 3 5 F 450V Speed Hi Med Lo r min 1 322 1 191 1 144 Indoor coil Number of rows 2 2 Tube pitch a row pitch b mm 21 13 37 Fin space mm 1 3 Fin type...

Page 11: ...re C 18 30 Dimension W H D mm 1 220 210 500 Packing W H D mm 1 360 292 560 Net Gross weight kg 27 32 Notes 1 The nominal T1 cooling capacities are based on the following conditions Indoor temperature...

Page 12: ...ut Hi Med Lo W 393 332 278 234 Capacitor 10 F 450V Speed Hi Med Lo r min 1 230 1 120 990 880 Indoor coil Number of rows 4 Tube pitch a row pitch b mm 21 13 37 Fin space mm 1 5 Fin type Hydrophilic alu...

Page 13: ...conditions Indoor temperature 29 CDB 19 CWB Outdoor temperature 46 CDB 24 CWB 3 The noise is measured in the semi noise suppression lab The sound level is measured 1m below the unit Model MTA 24WN1 Ma...

Page 14: ...put Hi Med Lo W 393 332 278 234 Capacitor 10 F 450V Speed Hi Med Lo r min 1 230 1 120 990 880 Indoor coil Number of rows 4 Tube pitch a row pitch b mm 21 13 37 Fin space mm 1 5 Fin type Hydrophilic al...

Page 15: ...ration temperature C 18 30 Dimension W H D mm 1 230 270 775 Packing W H D mm 1 355 350 795 Net Gross weight kg 38 44 Notes 1 The nominal T1 cooling capacities are based on the following conditions Ind...

Page 16: ...put Hi Med Lo W 393 332 278 234 Capacitor 10 F 450V Speed Hi Med Lo r min 1 230 1 120 990 880 Indoor coil Number of rows 4 Tube pitch a row pitch b mm 21 13 37 Fin space mm 1 5 Fin type Hydrophilic al...

Page 17: ...ure C 18 30 Dimension W H D mm 1 230 270 775 Packing W H D mm 1 355 350 795 Net Gross weight kg 38 44 Notes 1 The nominal T1 cooling capacities are based on the following conditions Indoor temperature...

Page 18: ...d Lo W 865 701 621 545 or 930 740 660 592 Capacitor 15 F 450V Speed Hi Med Lo r min 1 125 995 915 850 or 1 080 920 850 790 Indoor coil Number of rows 4 Tube pitch a row pitch b mm 25 4 22 Fin space mm...

Page 19: ...re C 18 30 Dimension W H D mm 1 300 420 691 Packing W H D mm 1 436 450 768 Net Gross weight kg 65 5 73 Notes 1 The nominal T1 cooling capacities are based on the following conditions Indoor temperatur...

Page 20: ...d Lo W 865 701 621 545 or 930 740 660 592 Capacitor 15 F 450V Speed Hi Med Lo r min 1 125 995 915 850 or 1 080 920 850 790 Indoor coil Number of rows 4 Tube pitch a row pitch b mm 25 4 22 Fin space mm...

Page 21: ...420 691 Packing W H D mm 1 436 450 768 Net Gross weight kg 65 5 73 Notes 1 The nominal T1 cooling capacities are based on the following conditions Indoor temperature 27 CDB 19 CWB Outdoor temperature...

Page 22: ...MCAC UTSM 201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 20 Top view Left side view...

Page 23: ...Midea Tropical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 21 MTA 24WN1 MTA 36WN1 Unit mm Air outlet side view Air inlet side view Top view...

Page 24: ...mension Air outlet opening size A B C D E F G H I MTA 24WN1 1 140 270 775 710 1 230 65 933 35 179 MTA 36WN1 1 140 270 775 710 1 230 65 933 35 179 Unit mm Model Air return opening size Size of mounted...

Page 25: ...Midea Tropical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 23 MTA 48WN1 MTA 60WN1 Unit mm Air outlet side view Air inlet side view Connecting pipe side view...

Page 26: ...MCAC UTSM 201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 24 Top view A view...

Page 27: ...Midea Tropical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 25 4 Service Space Top view 5 Refrigerant circuit...

Page 28: ...MCAC UTSM 201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 26 6 Wiring Diagrams MTA 18WN1 Other thermostat with 220V signal...

Page 29: ...Midea Tropical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 27 MTA 24WN1 Other thermostat with 220V signal...

Page 30: ...MCAC UTSM 201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 28 MTA 36WN1 Other thermostat with 220V signal...

Page 31: ...Midea Tropical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 29 MTA 48WN1 Other thermostat with 220V signal...

Page 32: ...MCAC UTSM 201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 30 MTA 60WN1 Other thermostat with 220V signal...

Page 33: ...Midea Tropical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 31 MTA 24WN1 Factory default thermostat with 5V signal Customized...

Page 34: ...MCAC UTSM 201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 32 MTA 36WN1 Factory default thermostat with 5V signal Customized...

Page 35: ...Midea Tropical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 33 MTA 48WN1 Factory default thermostat with 5V signal Customized...

Page 36: ...MCAC UTSM 201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 34 MTA 60WN1 Factory default thermostat with 5V signal Customized...

Page 37: ...13 5 16 4 16 7 6 8 10 4 14 0 17 4 7 5 11 1 14 7 kW 1 73 1 73 1 73 1 73 1 74 1 74 1 74 1 74 1 75 1 75 1 75 1 75 1 76 1 76 1 76 46 1 TC 14 2 14 5 14 8 15 1 15 1 15 1 15 4 15 7 16 1 16 1 16 1 16 4 17 1...

Page 38: ...1 8 8 5 12 8 17 2 21 7 9 0 13 3 17 6 kW 2 25 2 25 2 25 2 25 2 26 2 26 2 26 2 26 2 27 2 27 2 27 2 27 2 29 2 29 2 29 46 1 TC 18 3 18 7 19 1 19 5 19 5 19 5 19 9 20 3 20 8 20 8 20 8 21 2 22 2 22 2 22 2 SC...

Page 39: ...4 13 1 18 7 24 3 29 8 14 0 19 5 25 1 kW 3 13 3 13 3 13 3 13 3 14 3 14 3 14 3 14 3 16 3 16 3 16 3 16 3 18 3 18 3 18 46 1 TC 26 7 27 2 27 7 28 3 28 5 28 5 29 1 29 7 30 4 30 4 30 4 30 4 32 4 32 4 32 4 SC...

Page 40: ...0 12 6 18 1 23 6 29 1 13 1 18 6 24 1 kW 3 26 3 26 3 26 3 26 3 27 3 27 3 27 3 27 3 29 3 29 3 29 3 29 3 31 3 31 3 31 46 1 TC 26 4 26 9 27 4 27 9 28 2 28 2 28 8 29 4 30 1 30 1 30 1 30 1 32 1 32 1 32 1 SC...

Page 41: ...17 1 25 7 34 3 43 2 18 2 26 9 35 5 kW 4 54 4 54 4 54 4 54 4 56 4 56 4 56 4 56 4 59 4 59 4 59 4 59 4 62 4 62 4 62 46 1 TC 36 9 37 6 38 4 39 2 39 4 39 4 40 2 41 0 42 0 42 0 42 0 42 8 44 7 44 7 44 7 SC...

Page 42: ...21 5 30 7 40 4 49 5 22 9 32 1 41 8 kW 5 43 5 43 5 43 5 43 5 45 5 45 5 45 5 45 5 48 5 48 5 48 5 48 5 51 5 51 5 51 46 1 TC 44 3 45 2 46 1 47 0 47 3 47 3 48 2 49 2 50 3 50 3 50 3 51 3 53 6 53 6 53 6 SC...

Page 43: ...Low CFM 540 519 489 455 404 345 284 210 m 3 h 918 882 831 774 687 587 483 357 Medium CFM 590 565 530 484 435 375 308 230 m 3 h 1 003 961 901 823 740 638 524 391 High CFM 768 717 662 605 534 460 382 2...

Page 44: ...584 m 3 h 1 450 1 394 1 338 1 287 1 236 1 178 1 120 1 057 993 Medium CFM 983 942 900 866 832 795 757 713 669 m 3 h 1 671 1 601 1 530 1 472 1 414 1 352 1 287 1 212 1 137 High CFM 1 113 1 069 1 025 985...

Page 45: ...3 h 1 671 1 601 1 530 1 472 1 414 1 352 1 287 1 212 1 137 Medium CFM 1 113 1 069 1 025 985 945 903 860 810 760 m 3 h 1 892 1 817 1 743 1 675 1 607 1 535 1 462 1 377 1 292 High CFM 1 248 1 192 1 136 1...

Page 46: ...1 421 1 386 m 3 h 2 769 2 715 2 662 2 599 2 536 2 480 2 415 2 356 High CFM 1 774 1 737 1 699 1 662 1 623 1 593 1 551 1 513 m 3 h 3 016 2 953 2 888 2 825 2 759 2 708 2 637 2 572 ESP In H2O 0 40 0 45 0...

Page 47: ...1 551 1 513 m 3 h 3 016 2 953 2 888 2 825 2 759 2 708 2 637 2 572 High CFM 2 138 2 090 2 043 1 995 1 948 1 900 1 855 1 811 m 3 h 3 635 3 553 3 473 3 392 3 312 3 230 3 154 3 079 ESP In H2O 0 40 0 45 0...

Page 48: ...V 1 8 15 0 393 1 80 MTA 48WN1 50 220 240V 198V 254V 3 27 15 0 740 3 27 MTA 60WN1 50 220 240V 198V 254V 4 1 15 0 930 4 10 Note MCA Min Current Amps A MFA Max Fuse Amps A IFM Indoor Fan Motor kW Fan Mot...

Page 49: ...insulation Water outlet joint 1 For drainage Clap 1 Chucking the joint which connect the drain hose and the outlet of the indoor unit Real sponge Only available for MTA 18WN1 1 Real the guiding frame...

Page 50: ...707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 48 Part 3 Outdoor Unit 1 Specifications 49 2 Dimension 61 3 Service Space 62 4 Wiring Diagrams 63 5 Electric Characteristics 66 6 Sou...

Page 51: ...rotor Amp LRA A 52 Thermal protector Internal Refrigerant oil ml 739 Fan Type Axial fan Motor YKS 85 6C Motor quantity 1 Motor brand Welling Capacitor 6 F 450V Motor input W 150 Speed r min 970 Coil...

Page 52: ...Gross weight kg 55 58 Notes 1 The nominal T1 cooling capacities are based on the following conditions Indoor temperature 27 CDB 19 CWB Outdoor temperature 35 CDB 24 CWB 2 The nominal T3 cooling capac...

Page 53: ...Amp LRA A 60 Thermal protector Internal Refrigerant oil ml 739 Fan Type Axial fan Motor YDK85 6G 2 Motor quantity 1 Motor brand Welling Capacitor 6 F 450V Motor input W 150 Speed r min 970 Coil No of...

Page 54: ...Gross weight kg 59 62 Notes 1 The nominal T1 cooling capacities are based on the following conditions Indoor temperature 27 CDB 19 CWB Outdoor temperature 35 CDB 24 CWB 2 The nominal T3 cooling capac...

Page 55: ...LRA A 98 Thermal protector Internal Refrigerant oil ml 1 242 POE Fan Type Axial fan Motor YDK160 6E 1 Motor quantity 1 Motor brand Welling Capacitor 6 F 450V Motor input W 230 Speed r min 900 Coil No...

Page 56: ...Gross weight kg 86 90 Notes 1 The nominal T1 cooling capacities are based on the following conditions Indoor temperature 27 CDB 19 CWB Outdoor temperature 35 CDB 24 CWB 2 The nominal T3 cooling capac...

Page 57: ...A 46 Thermal protector Internal Refrigerant oil ml 1 242 Fan Type Axial fan Motor YDK160 6E 1 Motor quantity 1 Motor brand Welling Capacitor 6 F 450V Motor input W 230 Speed r min 900 Coil No of rows...

Page 58: ...Gross weight kg 81 85 Notes 1 The nominal T1 cooling capacities are based on the following conditions Indoor temperature 27 CDB 19 CWB Outdoor temperature 35 CDB 24 CWB 2 The nominal T3 cooling capac...

Page 59: ...A 51 5 Thermal protector Internal Refrigerant oil ml 1 240 Fan Type Axial fan Motor YDK230 6H Motor quantity 1 Motor brand Welling Capacitor 15 F 450V Motor input W 320 Speed r min 900 Coil No of row...

Page 60: ...Gross weight kg 89 93 Notes 1 The nominal T1 cooling capacities are based on the following conditions Indoor temperature 27 CDB 19 CWB Outdoor temperature 35 CDB 24 CWB 2 The nominal T3 cooling capac...

Page 61: ...A 64 Thermal protector Internal Refrigerant oil ml 1 685 POE Fan Type Axial fan Motor YDK230 6H Motor quantity 1 Motor brand Welling Capacitor 15 F 450V Motor input W 320 Speed r min 900 Coil No of r...

Page 62: ...Gross weight kg 98 102 Notes 1 The nominal T1 cooling capacities are based on the following conditions Indoor temperature 27 CDB 19 CWB Outdoor temperature 35 CDB 24 CWB 2 The nominal T3 cooling capa...

Page 63: ...nection valve size H mm W mm L mm Liquid mm Gas mm MOVTB 18CN1 13C 633 554 554 9 52 19 1 MOVTB 24CN1 13C 633 600 600 9 52 19 1 MOVTB 36CN1 13C 759 710 710 9 52 19 1 MOVTB 36CN1 R13C 759 710 710 9 52 1...

Page 64: ...MCAC UTSM 201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 62 3 Service Space...

Page 65: ...Midea Tropical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 63 4 Wiring Diagrams MOVTB 18CN1 13C...

Page 66: ...MCAC UTSM 201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 64 MOVTB 24CN1 13C MOVTB 36CN1 13C...

Page 67: ...Midea Tropical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 65 MOVTB 36CN1 R13C MOVTB 48CN1 R13C MOVTB 60CN1 R13C...

Page 68: ...9 0 130 1 0 MOVTB 36CN1 R13C 50 380 415V 342V 440V 8 6 15 20 46 6 0 130 1 0 MOVTB 48CN1 R13C 50 380 415V 342V 440V 11 2 19 25 51 5 7 8 0 230 1 1 MOVTB 60CN1 R13C 50 380 415V 342V 440V 15 1 26 30 64 10...

Page 69: ...M 201707 67 Part 4 Installation 1 Notes 68 2 Installation of the Indoor Units 71 3 Installation of Outdoor Units 78 4 Connection of Refrigerant Pipe 83 5 Heat Insulation of Refrigerant Pipe 87 6 Elect...

Page 70: ...ion which is able to withstand the set s weight If the strength if not enough or installation is not properly done the unit will drop to cause injury The unit must be installed 2 5 meter above floor T...

Page 71: ...erant leaks during installation ventilated the area immediately Toxic gas may be produced if the refrigerant comes into the place contacting with fire The temperature of refrigerant circuit will be hi...

Page 72: ...ient enough to eliminate the noise The unit is not intended for use by young children or infirm persons without supervision Do not install the air conditioner in the following locations There is petro...

Page 73: ...ors to prevent belt damage and pay attention to the position of the unit s center of gravity 2 Installation of the Indoor Units 2 1 Installating indoor units As the following picture when install the...

Page 74: ...operation in the ciling after finishing the installation of the main body While choosing where to start the operation determine the direction of the pipes to be drawn out Especially in case there is a...

Page 75: ...Unit mm When the pandant bolt is fixed in wooden structure please put the square timber traversely over the roof beam then install the hanging screw boltes When in the new concrete bricks inlaying or...

Page 76: ...e canvas air passage underneath the dust proof net Install a filter at an easy to maintain place such as intake pipe If without the filter the duct will gether on the air heat exchanger and lead to fa...

Page 77: ...cient Duct Technical Manual 50Hz MCAC UTSM 201707 75 MTA 18WN1 Unit mm View of air outlet side View of air inlet side from rear Default View of air inlet side from down Optional MTA 24WN1 MTA 36WN1 Un...

Page 78: ...201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 76 View of air inlet side from rear Default View of air inlet side from down Optional MTA 48WN1 MTA 60WN1 Unit mm View of air out...

Page 79: ...ew bread so please use sealing materials and pipe sheath fitting when connecting PVC pipes Please use the accessory drain hose to connect the outlet of indoor unit with the PVC water pipe and then use...

Page 80: ...on a metal part of the building electric insulation must be performed and the installation must meet the relevant technical standards of electric devices Before install the outdoor unit it should be...

Page 81: ...e in a safe way and understand the hazards involved Children shall not play with the appliance Cleaning and usermaintenance shall not be made by children without supervision Requirements for installin...

Page 82: ...is to be installed on a hot sun exposed roof or a black topped ground area the unit should be raised sufficiently above the roof or ground to avoid taking the accumulated layer of hot air into the ou...

Page 83: ...t rails etc which should be used to minimize the transmission of sound or vibration into the conditioned space Unit placement Provide a base in the pre determined location Remove the shipping caryton...

Page 84: ...drill pilot holes which is at least 6 35mm deeper than fastener being used Self drilling screws to base pan should not exceed 9 52mm long to avoid damaging coil Using conventional practices to install...

Page 85: ...5 72 45 72 Model No Liquid gas pipe mm Liquid Line Size Outdoor unit lower than indoor unit Total Equivalent Length m 7 62 15 24 22 86 30 48 38 10 45 72 54 86 Maximum Vertical Separation m 18 9 52 15...

Page 86: ...paint and a wet rag to protect the rubber grommet from being damaged by torch flames After the refrigerant connections are made seal the gap around the connections with pressure sensitive gasket Be s...

Page 87: ...liquid and suction valves Leak test all refrigerant piping connections including the service port flare caps to be sure they are leak tight Do not over tighten it should be between 40 and 60 inch lbs...

Page 88: ...be metal to metal contact Use PVC piping as a conduit for all underground installations Buried lines should be kept as short as possible to minimize the buildup of liquid refrigerant in the suction li...

Page 89: ...tity of the air conditioner 5 Heat Insulation of Refrigerant Pipe In order to prevent faults caused by condensate of the refrigerant pipe and drain pipe perform condensate prevention and heat insulati...

Page 90: ...reliably Electrical wiring must be done by professionals and wiring according to the wiring label Run power wiring from the disconnect switch to the unit Route wires from disconnect through power wir...

Page 91: ...unit 6 2 Specifications of power supply Indoor units Model MTA 18WN1 MTA 24WN1 MTA 36WN1 Power supply 220 240V 1Ph 50Hz 220 240V 1Ph 50Hz 220 240V 1Ph 50Hz Circuit breaker Fuse 16A 10A 16A 10A 16A 10...

Page 92: ...15V 3Ph 50Hz 380 415V 3Ph 50Hz 380 415V 3Ph 50Hz Circuit breaker Fuse 15A 15A 20A 20A 25A 25A Power supply cable 5 2 5mm 2 5 2 5mm 2 5 2 5mm 2 Connective wire of indoor and outdoor unit 2 0 75mm 2 2 0...

Page 93: ...Midea Tropical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 91 MTA 18WN1 MOVTB 18CN1 13C MTA 24WN1 MOVTB 24CN1 13C MTA 36WN1 MOVTB 36CN1 13C...

Page 94: ...before the trial run The indoor unit and outdoor unit are installed properly Piping and wiring are correctly completed The drainage is unimpeded The ground wiring is connected correctly The lengths of...

Page 95: ...guished Extinguished Extinguished Low pressure protection Flashing Flashing Extinguished Over current protection of compressor Extinguished Extinguished Flashing Communication error Flashing Extinguis...

Page 96: ...1707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 94 Low pressure protection Notes Low pressure protection is triggered 3 times in 20 minutes the units should be repower again to res...

Page 97: ...pical R410A High Efficient Duct Technical Manual 50Hz MCAC UTSM 201707 95 Over current protection of compressor Communication error Reserved Pipe temperature sensor T3 error Ambient temperature sensor...

Page 98: ...MCAC UTSM 201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 96 High pressure protection Discharge temperature protection...

Page 99: ...units without PCB board have not any error or protection code to display For the indoor unit Model 18 24 and 36 with signal 12V wired controller the malfunction and protection codes Shown in display b...

Page 100: ...Content Display content Pipe temperature sensor T2 error Operation lamp flashing Room temperature sensor T1 error Timer lamp flashing Eeprom error Operation and timer lamp flashing Operation lamp flas...

Page 101: ...OFF button of the controller and then cut off the power supply Startup after a long period out of service Check the following issues Check whether the air inlet or outlet of the indoor unit and outdoo...

Page 102: ...maintain Remove the all screws form the fixed safety drain tray Do not heavy pull the foam tray when dismounting otherwise the foam tray would be broken Take off the tray along the direction of the a...

Page 103: ...careful during maintaining otherwise physical injury would be caused Remove all screws from safety drain tray and take off the safety drain tray Remove all bolts from fan assembly according to which o...

Page 104: ...or maintenance re install the fan motor assembly as per reverse above orders and connect the motor with electric control box as well as motor with power cable of motor capacity 9 6 Filter cleaning The...

Page 105: ...707 103 conditioner will be degraded Therefore clean it often if the air conditioner already has been used for a long period If the indoor unit is installed in a place with heavy dust clean the filter...

Page 106: ...C UTSM 201707 Midea Tropical R410A High Efficient Duct Technical Manual 50Hz 104 Part 5 Wired controller 1 Wired Controller KJR 12B DPC T E Customized 105 2 Wired Controller KJR 29B1 BK E Customized 1...

Page 107: ...ntroller specifications Model KJR 12B DBC T E Power supply voltage 5 0V DC Ambient temperature range 15 C 43 C Ambient humidity range RH40 RH90 Performance Features 1 Operating mode Cool heat Reserved...

Page 108: ...the button the time moves forward by 1 hour If want to cancel the timer on then adjust the time of timer on as 0 0 TIME OFF button Push the button to set timer off each time push the button the time m...

Page 109: ...g into off close the concern indicator and then send the off information FAN SPEED button Select any one fan speed from AUTO LOW MED and HIGH Each time push the button the fan speed will change in tur...

Page 110: ...etting filter cleaning time the filter cleaning icon will be lighted up to remind the user to clean the filter screen After cleaning filter the user can long press the ECONOMICAL button for 3 seconds...

Page 111: ...erating Notes The ECONOMICAL button is available at the auto operation mode 2 COOL HEAT FAN ONLY Operation Push the MODE button to select any one of COOL DRY HEAT or FAN ONLY mode Select the desired t...

Page 112: ...s completed 5 Only Set the Time of Timer Off Push button TIME OFF the wired controller display SETTING the icons of HOUR and OFF display on the timer setting area The wired controller enters into the...

Page 113: ...imer on or timer off then the clock cannot be adjusted 8 Cancel the Filter Cleaning Icon When the calculated operating time reach the setting filter cleaning time the filter cleaning icon will be ligh...

Page 114: ...D temperature display area minute display area will display a series of numbers which is the current initialization parameter value If the current initialization function is cooling and heating 00 no...

Page 115: ...marks Embedded into wall Embedded onto wall 5 core shielded cable 1 1 Take 0 05mm 2 5 cable below 15m length Switch box 1 Wiring Tube Insulating sleeve and tightening screw 1 Installation procedure Ci...

Page 116: ...ing fixed directly to the wall which is not allowed for wire joint extrudes out of the wired controller back cover Adjust the bottom of the wired controller board to the wired controller back cover wh...

Page 117: ...JR 29B1 BK E Power Supply Voltage 5 0V DC Ambient Temperature Range 5 C 43 C Ambient Humidity Range RH40 RH90 Performance Features 1 Operating mode Cool heat dry fan and auto 2 Set the mode through bu...

Page 118: ...receive the swing controlling instruction For the indoor unit with swinging function you can directly use the wireless remote controller to control swinging through the display panel of the indoor un...

Page 119: ...L DRY HEAT modes press the temperature setting buttons and to set the temperature the adjusting range is 17 C 30 C or 62 F 88 F Notes The setting temperature cannot be adjusted under fan mode 6 Timer...

Page 120: ...sh and can press and to adjust the hour value After finishing the hour setting press left button or right button to switch to minute position setting then the minute position will flash press and to a...

Page 121: ...ller initial parameter setting 11 Swing function If the indoor unit supports swing function press the right button to adjust the air outlet direction of the indoor unit Press this button for 3 seconds...

Page 122: ...the lamps to avoid the remote signal of the controller to be disturbed Do not install the unit and controller in a place with much oil steam sulfide gas Otherwise the product may deform and fail 2 Acc...

Page 123: ...Circuit of wired controller is low voltage circuit Never connect it with a standard 220V or 380V circuit or put it into a same wiring tube with the circuit The shield cable must be connected stable t...

Page 124: ...ence of signal switching wires A B C and D If the embedded 4 core shielding wire cannot go through the wired controller it can use signal switching for connection make sure the wires are reliable and...

Page 125: ...djust the length of two plastic screw bars in the accessory to be standard length from the electrical box screw bar to the wall Make sure when install the screw bar to the electric box screw bar make...

Page 126: ...installed on the flat wall When the wired controller is stalled with electrician box the back cover of wired controller is already reserved one hole for wire outlet It is also available for the shiel...

Page 127: ...ller through adjusting the initial parameters The wired controller initial parameter includes two codes XY The first code X means the function class the second code Y means detailed configuration of t...

Page 128: ...Cooling only 1 Indoor unit communication address setting Yes Default None 2 Power off memory Yes Default None 3 Filter cleaning reminding Cancel the reminding function 1250 hours 2500 hours 5000 hour...

Page 129: ...s Building 6 Midea Avenue Shunde Foshan Guangdong China Postal code 528311 Tel 86 757 26338346 Fax 86 757 22390205 cac midea com global midea com Note Product specifications change from time to time a...

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