AUX AMCA-H12/4R1A Service Manual
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AUX AMCA-H12/4R1A Service Manual

Dc inverter free match r410a amca-h*/4r1a series
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AUX DC Inverter Free Match 50HZ R410A

SERVICE MANUAL

(DC Inverter Free Match R410a)
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Summary of Contents for AUX AMCA-H12/4R1A

  • Page 1: Service Manual

    AUX DC Inverter Free Match 50HZ R410A SERVICE MANUAL (DC Inverter Free Match R410a)

  • Page 2: Table Of Contents

    AUX DC Inverter Free Match 50HZ R410A General description Table of Contents Part 1 General information ....................3 Part 2 Indoor unit .........................7 Part 3 Free Match outdoor unit ..................68 Part 4 Trouble shooting ..................... 96 Part 5 Controller ......................124...

  • Page 3: Part 1General Information

    AUX DC Inverter Free Match 50HZ R410A General description Part 1General information 1. Nomenclature Outdoor Unit Indoor Unit...
  • Page 4 AUX DC Inverter Free Match 50HZ R410A General description 2. Unit Appearance Series Picture of the indoor unit Four-way Cassette （New） 9K~18K Btu/h Ceiling &Floor 9K~18K Btu/h Low ESP Duct 7K~18K Btu/h Wall-mounted （L Series） 7K~18K Btu/h Wall-mounted （F Series）...
  • Page 5 AUX DC Inverter Free Match 50HZ R410A General description Series Picture of the outdoor unit 18000 24000 27000 36000 42000 Capacity(Btu) Outdoor Unit （New） 1 drive 2 1 drive 3 1 drive 4 1 drive 5...
  • Page 6 AUX DC Inverter Free Match 50HZ R410A General description *Note： ① All of the above indoor unit can be freely matched and combined,but must be installed strictly according to the above table.Orthe cooling capacity and stability would be decreased. ②...

  • Page 7: Part 2 Indoor Unit

    AUX DC Inverter Free Match 50HZ R410A Indoor unit Part 2 Indoor unit Four-way cassette .......................5 Ceiling & floor type ......................22 Low ESP Ducted Type ....................... 35 Wall Mounted Type ......................49...
  • Page 8 AUX DC Inverter Free Match 50HZ R410A Four-way cassette Four-way cassette 1. Function Introduction .....................9 2. Specification ........................10 3. Capacity Amendment ....................11 4. Dimension ........................14 5. Electrical Diagram ......................14 6. Installation ........................15 7. Explode view ........................20...
  • Page 9 AUX DC Inverter Free Match 50HZ R410A Four-way cassette 1. Function Introduction AMCA-H*/4R1A Function Name ○ ○ ○ Anti-freeze protection Protection ○ ○ ○ Sensor failure alarm Function ○ ○ ○ Error code display function ○ ○ ○ Cooling ○...
  • Page 10 AUX DC Inverter Free Match 50HZ R410A Four-way cassette 2. Specification Model Indoor Unit AMCA-H09/4R1A AMCA-H12/4R1A AMCA-H18/4R1A Btu/h 9560(5120-12115) 12285(5800-12625) 17060(8530-19107) Cooling 2.80(1.50-3.55) 3.60(1.70-3.70) 5.0(2.50-5.6) Capacity Btu/h 10240(5460-13000) 13306(6930-15080) 19107(10340-24000) Heating 3.00(1.60-3.81) 3.9(2.03-4.42) 5.6(3.03-7.03) Power Supply V~,Hz,Ph 220~240,50,1 220~240,50,1 220~240,50,1...
  • Page 11 AUX DC Inverter Free Match 50HZ R410A Four-way cassette 3. Capacity Amendment 3.1 Running range Cooling capacity (Btu/h) 9000 12000 18000 Power supply 220-240V~/50Hz Voltage 187~253V Cooling -10~52℃ Ambient temperature Heating -15~24℃ 3.2Amendment coefficient of cooling capacity under different indoor/outdoor...
  • Page 12 AUX DC Inverter Free Match 50HZ R410A Four-way cassette 3.4 Amendment coefficients of heating and cooling capacity under different height drop K3 Different Cooling Capacity modified coefficients at different height: Equivalent pipe length EL (m) Note: H = Height of Outdoor Unit － Height of Indoor Unit...
  • Page 13 AUX DC Inverter Free Match 50HZ R410A Four-way cassette Bend and Oil Loop Conversion tablet Type Bend Oil Loop Pipe Dia.(mm) 6.35 0.10 9.52 0.18 12.70 0.20 15.88 0.25 19.05 0.35 22.02 0.40 Equivalent Pipe length L＝Actual Pipe length L+ Bend Qty× Equivalent pipe bend length+ Oil Loop Qty ×...
  • Page 14 AUX DC Inverter Free Match 50HZ R410A Four-way cassette 4. Dimension AMCA-H09/4R1A, AMCA-H12/4R1A, AMCA-H18/4R1A 5. Electrical Diagram AMCA-H09/4R1A, AMCA-H12/4R1A, AMCA-H18/4R1A...
  • Page 15 AUX DC Inverter Free Match 50HZ R410A Four-way cassette 6. Installation 6.1 Preparation before installation 6.1.1Please buy following spare parts from your local market before installation Hung bolts M12, 4 pcs Drainage pipe PVC Copper pipe Adhesive belt (big size) 5 pcs, (small size) 5 pcs...
  • Page 16 AUX DC Inverter Free Match 50HZ R410A Four-way cassette 6.3 Installation precaution ◇ Hanging location should be able to support the unit’s weight, there should be no increasement in noiseand vibration. If the hanging location needs reinforcement, it should be reinforced before installation;...
  • Page 17 AUX DC Inverter Free Match 50HZ R410A Four-way cassette 6.5 Indoor unit suspension ◇ Select the suspension foundation: The suspension foundation is a structure of either wooden frame or reinforced concrete. It must be firm and reliable to bear at least 4 times weight of itself and capable of bearing vibration for long periods.
  • Page 18 AUX DC Inverter Free Match 50HZ R410A Four-way cassette 6.6 Drainage pipe installation The drainage pipe should be properly insulated to prevent the generation of condensation.Heat insulation material: the thickness of rubber insulation pipe should be more than 8mm ◇ Drainage pipe must have a downward gradient (1 / 50 1 / 100) to avoid water backflow or leakage etc.
  • Page 19 AUX DC Inverter Free Match 50HZ R410A Four-way cassette pipeline fluently, and carefully observe the junction to ensure that there is no water leakage. If the unit is installed in the newly built house, strongly recommend that this test taken before the ceiling installation.
  • Page 20 AUX DC Inverter Free Match 50HZ R410A Four-way cassette 7. Explode view AMCA-H09/4R1A, AMCA-H12/4R1A, AMCA-H18/4R1A...
  • Page 21 AUX DC Inverter Free Match 50HZ R410A Four-way cassette BOM Code Part Name Remark 16108022000016 Panel MB13 new 16420010000015 Return-air grille assembly 16420012000012 Air filter net 16420007000023 guide wind vane 16430001000133 Step motor 24BYJ48-2 16422015000007 Display board SX-DISP-01 16420014000035 Panel frame assembly...
  • Page 22 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type Ceiling & floor type 1. Function Introduction ............Error! Bookmark not defined. 2. Specfication ........................24 3. Capacity amendment ....................25 4. Dimension ........................28 5. Electrical Diagram ......................29 6.
  • Page 23 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type 1. Function Introduction AMCF-H*/4R1 Function Name ○ ○ ○ Anti-freeze protection Protection ○ ○ ○ Sensor failure alarm Function ○ ○ ○ Error code display function ○ ○ ○...
  • Page 24 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type 2. Specfication Model Indoor Unit AMCF-H09/4R1 AMCF-H12/4R1 AMCF-H18/4R1 Btu/h 9560(5120-12115) 12285(5800-12625) 18080(8530-19107) Cooling 2.80(1.50-3.55) 3.60(1.70-3.70) 5.3(2.50-5.6) Capacity Btu/h 10240(5460-13000) 13306(6930-15080) 19790(10340-24000) Heating 3.00(1.60-3.81) 3.9(2.03-4.42) 5.8(3.03-7.03) Power Supply V~,Hz,Ph 220~240,50,1...
  • Page 25 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type 3. Capacity amendment 3.1 Running range Cooling capacity (Btu/h) 9000 12000 18000 Power supply 220-240V~/50Hz Voltage 187~253V Cooling -10~52℃ Ambient temperature Heating -15~24℃ 3.2 Amendment coefficient of cooling capacity under different indoor/outdoor...
  • Page 26 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type 3.4 Amendment coefficients of heating and cooling capacity under different height dropK3 Different Cooling Capacity modified coefficients at different height: Equivalent pipe length EL (m) Note: H = Height of Outdoor Unit － Height of Indoor Unit...
  • Page 27 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type Bend and Oil Loop Conversion tablet Type Bend Oil Loop Pipe Dia.(mm) 6.35 0.10 9.52 0.18 12.70 0.20 15.88 0.25 19.05 0.35 22.02 0.40 Equivalent Pipe length L＝Actual Pipe length L+ Bend Qty× Equivalent pipe bend length+ Oil Loop Qty ×...
  • Page 28 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type 4. Dimension AMCF-H09/4R1, AMCF-H12/4R1, AMCF-H18/4R1...
  • Page 29 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type 5. Electrical Diagram AMCF-H09/4R1, AMCF-H12/4R1, AMCF-H18/4R1...
  • Page 30 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type 6. Installation 6.1 Preparation and equipments before installation 6.1.1Please buy following spare parts from your local market before installation Hung bolts M12, 4 pcs Drainage pipe PVC Copper pipe...
  • Page 31 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type 6.3 Installation precaution ◇ Hanging location should be able to support the unit’s weight, there should be no increasement in noiseand vibration. If the hanging location needs reinforcement, it should be reinforced before installation;...
  • Page 32 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type ◇ Tighten the bolt and ensure that four hooks are in close contact with the nuts and washers,to fix the indoor unitunder the ceiling. ◇ After the unit is installed ensure it is secure and does not shake or sway.
  • Page 33 AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type 7. Explode view AMCF-H09/4R1,AMCF-H12/4R1,AMCF-H18/4R1 Material Code Part Name Remark 16420012000002 Air-inlet filter 16420010000002 Air-inlet grill(white) 16420015000002 Left side adornment plank 16421038000207 The electricity controls a box 16421038000208 The electricity controls a box of cover...

  • Page 34: Step Motor

    AUX DC Inverter Free Match 50HZ R410A Ceiling & Floor Type 16420005000005 Sway a breeze leaf 16420014000016 The crest covers plank 16428001000023 Topmost foam 16320006000007 Air guide louver assembly 16430001000022 Step motor 16430001000018 Step motor 16420008000003 Connect a pole 16420007000008...

  • Page 35: Installation

    AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type Low ESP Ducted Type 1. Function Introduction ....................36 2. Specfication ........................37 3. Capacity amendment ....................38 4. Dimension ........................41 5. Electrical wiring and connection ................. 42 6. Installation ........................43...

  • Page 36: Function Introduction

    AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type 1. Function Introduction AMSD-H*/4R1 Function Name ○ ○ ○ ○ Anti-freeze protection Protection ○ ○ ○ ○ Sensor failure alarm Function ○ ○ ○ ○ Error code display function ○...
  • Page 37 AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type 2. Specfication Model Indoor Unit AMSD-H07/4R1 AMSD-H09/4R1 AMSD-H12/4R1 AMSD-H18/4R1 Btu/h 7506(3855-9220) 8872(5120-12115) 12280(5835-13135) 17400(8530-19790) Cooling 2.20(1.13-2.70) 2.60(1.50-3.55) 3.60(1.71-3.85) 5.10(2.50-5.80) Capacity Btu/h 8530(4575-10820) 9895(5800-12450) 13650(6480-13375) 19790(9690-21835) Heating 2.50(1.34-3.17) 2.9(1.70-3.65) 4.00(1.90-3.92) 5.8(2.84-6.40)

  • Page 38: Capacity Amendment

    AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type 3. Capacity amendment 3.1 Running range Cooling capacity (Btu/h) 7000 9000 12000 18000 Power supply 220-240V~/50Hz Voltage 187~253V Cooling -10~52℃ Ambient temperature Heating -15~24℃ 3.2Amendment coefficient of cooling capacity under different indoor/outdoor temperature...
  • Page 39 AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type Equivalent pipe length EL (m) Note: H = Height of Outdoor Unit － Height of Indoor Unit Different Heating Capacity modified coefficients at different height: Equivalent pipe lengthEL(m) Note: H = Height of Outdoor Unit － Height of Indoor Unit 3.5 Correction capability...
  • Page 40 AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type Equivalent Pipe length L＝Actual Pipe length L+ Bend Qty× Equivalent pipe bend length+ Oil Loop Qty × Equivalent Oil Loop length Sample: AMSD-H09/4R1Actual Pipe length is 25 meters, Gas pipe diameter is 9.52mm. If there’s 5 bends and 2 oil loops during the installation, then the equivalent pipe length should be: L=25+0.18×5+1.3×2=28.5(m)

  • Page 41: Dimension

    AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type 4. Dimension AMSD-H07/4R1,AMSD-H09/4R1,AMSD-H12/4R1 AMSD-H18/4R1...
  • Page 42 AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type 5. Electrical wiring and connection AMSD-H07/4R1, AMSD-H094R1, AMSD-H12/4R1, AMSD-H18/4R1...

  • Page 43: Installation

    AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type 6. Installation 6.1 Preparation and equipments before installation 6.1.1Please buy following spare parts from your local market before installation Hung bolts M12, 4 pcs Drainage pipe PVC Copper pipe Adhesive belt (big size) 5 pcs, (small size) 5 pcs...
  • Page 44 AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type ◇ The unit should not be installed in the heat source, steam or oil mist source (such as machine room, kitchen, laundry room, mechanical workshop, etc.) ◇ Choose the location at least 1 meter away from TV and radio, in order to avoid interference to them ◇...
  • Page 45 AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type 6.7 Drainage pipe ◇Drainage pipes must be wrapped with heat insulation materials, otherwise it will cause frost or droplets, see picture as follows: Heat insulation material: rubber insulation pipe with the thickness of more than 8mm ◇Drainage pipe must have a downward gradient (1 / 50 1 / 100) to avoid water backflow or leakage etc.
  • Page 46 AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type Clip sides Ceiling Ceiling ◇Signal line connection: connect the wire of remote controller receiver to the CN-DISP terminal board on PCB of indoor unit wire box then fix it.

  • Page 47: Explode View

    AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type 7. Explode view AMSD-H07/4R1,AMSD-H09/4R1,AMSD-H12/4R1 Material code Part Name Remark 16421028000132 Btm pan A 16320009000001 Drip tray asm 16421002000295 Bracket fan blower 16421028000133 Btm pan B 16421038000171 Cover elec Box 16330001000013...

  • Page 48: 20K3950 Xh2

    AUX DC Inverter Free Match 50HZ R410ALow ESP Ducted type AMSD-H18/4R1 Material code Part Name Remark 16421028000134 Btm pan A 16320009000005 Drip tray asm 16421002000296 Bracket fan blower 16421028000135 Btm pan B 16421038000171 Cover elec Box 16330001000013 Asm control box...
  • Page 49 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit Wall Mounted Type 1. Function Introduction ............Error! Bookmark not defined. 2. Specfication ........................52 3. Capacity amendment ....................54 4. Dimension ........................57 5. Electrical Diagram ......................58 6.

  • Page 50: Function Introduction

    This function is convenient when user can’t find the remote controller. Intelligent defrosting Normal defrost function can only be operated in certain time, but AUX commercial air conditioner’s intelligent defrost can start automatically according to the surrounding condition. Auto restart If the machine is suddenly shut down during operation, the unit will record the operating mode, and restore to it when the power is on.
  • Page 51 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit AMWM-H*/4R1(#) Function Name ○ ○ ○ ○ Anti-freeze protection Protection ○ ○ ○ ○ Sensor failure alarm Function ○ ○ ○ ○ Error code display function ○ ○ ○...

  • Page 52: Specfication

    AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 2. Specfication Model Indoor Unit AMWM-H07/4R1(L) AMWM-H09/4R1(L) AMWM-H12/4R1(L) AMWM-H18/4R1(L) Btu/h 7165(3855-9220) 8870(4780-11260) 12285(5800-12625) 17745(8530-19790) Cooling 2.05(1.13-2.70) 2.55(1.40-3.30) 3.60(1.70-3.70) 5.20(2.50-5.80) Capacity Btu/h 7510(3340-8530) 9215(4095-10240) 12625(5120-12625) 18085(7680-19790) Heating 2.15(0.98-2.50) 2.65(1.20-3.00) 3.70(1.50-3.70) 5.0(2.25-5.80)
  • Page 53 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit Model Indoor Unit AMWM-H07/4R1(F) AMWM-H09/4R1(F) AMWM-H12/4R1(F) AMWM-H18/4R1(F) Btu/h 7165(3855-9220) 8870(4780-11260) 12285(5800-12625) 17745(8530-19790) Cooling 2.05(1.13-2.70) 2.55(1.40-3.30) 3.60(1.70-3.70) 5.20(2.50-5.80) Capacity Btu/h 7510(3340-8530) 9215(4095-10240) 12625(5120-12625) 18085(7680-19790) Heating 2.15(0.98-2.50) 2.65(1.20-3.00) 3.70(1.50-3.70) 5.0(2.25-5.80) V~,Hz, Power Supply 220～240,50,1...

  • Page 54: Capacity Amendment

    AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 3. Capacity amendment 3.1 Running range Cooling capacity (Btu/h) 7000 9000 12000 18000 Power supply 220-240V~/50Hz Voltage 187~253V Cooling -10~52℃ Ambient temperature Heating -15~24℃ 3.2 Amendment coefficient of cooling capacity under different indoor/outdoor temperature...
  • Page 55 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit Equivalent pipe length EL (m) Note: H = Height of Outdoor Unit － Height of Indoor Unit Different Heating Capacity modified coefficients at different height: Equivalent pipe lengthEL(m) Note: H = Height of Outdoor Unit －...

  • Page 56: Installation

    AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit Equivalent Pipe length L＝Actual Pipe length L+ Bend Qty× Equivalent pipe bend length+ Oil Loop Qty × Equivalent Oil Loop length Sample: AMWM-H09/4R1(FA)Actual Pipe length is 25 meters, Gas pipe diameter is 9.52mm. If there’s 5 bends and 2 oil loops during the installation, then the equivalent pipe length should be: L=25+0.18×5+1.3×2=28.5(m)

  • Page 57: Dimension

    AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 4. Dimension AMWM-H07/4R1(L), AMWM-H09/4R1(L), AMWM-H12/4R1(L),AMWM-H18/4R1(L) Physical Dimension AMWM-H07/4R1(L) AMWM-H09/4R1(L) AMWM-H12/4R1(L) AMWM-H18/4R1(L) Length Height Width AMWM-H07/4R1(F), AMWM-H09/4R1(F), AMWM-H12/4R1(F),AMWM-H18/4R1(F) Physical Dimension AMWM-H07/4R1(F) AMWM-H09/4R1(F) AMWM-H12/4R1(F) AMWM-H18/4R1(F) Length Height Width...

  • Page 58: Electrical Diagram

    AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 5. Electrical Diagram AMWM-H07/4R1(L), AMWM-H09/4R1(L), AMWM-H12/4R1(L),AMWM-H18/4R1(L)
  • Page 59 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit AMWM-H07/4R1(F), AMWM-H09/4R1(F), AMWM-H12/4R1(F),AMWM-H18/4R1(F)

  • Page 60: Installation

    AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 6. Installation 6.1 Spacing Reserved Between the Surrounding of Indoor Unit and Barrier ＞5cm ＞5cm 6.2 Hoisting of Indoor Unit ◇ The wall for installing indoor unit should be firm to prevent vibration. Horizontally install hanging plate on the wall with four cruciform screws to keep laterally horizontal and longitudinally vertical.
  • Page 61 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit ◇ Reinstall grille cover, then install the grille cover to proper position according to the reverse sequence of the above. ◇ Pour a glass of water into plastic drainage groove;...

  • Page 62: Explode View

    AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 7. Explode view AMWM-H07/4R1(L), AMWM-H09/4R1(L), AMWM-H12/4R1(L) Material code Part name remarks 11320003001172 Panel 11222014000521 Display board assembly 11220508000117 Filter 11320096000041 Screw cover 11220509000047 Medium frame wiring cover 11320078000008 Right-side cover...
  • Page 63 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 11320062000028 Pubber bearing fixing peg 11220513000055 Cross flow fan assembly 11224003000547 Evaporator assembly 11320002000164 Medium frame 11320078000007 Left-side cover 11320043000015 Supporting plate 11220534000058 Air louver 11320061000275 Decoration board BDR model doesn't have this part...
  • Page 64 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 11320015000122 Evaporator left side support board 11224003000541 Evaporator assembly 11320017000107 Air blade 11320135000007 Volute 11220513000058 Cross flow fan assembly 11320001000194 Motor chassis optional 11230002000071 Step motor optional 11320001000191 Chassis...
  • Page 65 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit AMWM-H07/4R1(F), AMWM-H09/4R1(F), AMWM-H12/4R1(F) Material code Part name remarks 11320003002093 Panel 11320017000124 Air louver（Horizontal） 11222014000608 Display board 11220508000139 Filter 11320096000075 Screw cover 11320076000084 Medium frame wiring cover 11320002000234 Medium frame...
  • Page 66 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 11220513000065 Cross flow fan 11320052000044 Motor cover 11230003000139 IDU fan motor 11221500000034 Mounting plate assembly 11320084000013 Pipe clamp 11222549000007 Main controller 19.1 11329013000103 Temperature sensor 19.4 11320057000082 Control box 19.5...
  • Page 67 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit Material code Part name remarks 11321003000028 Mounting plate assembly 11333003000009 Stopple 11230003000145 IDU fan motor 11320079000010 Shaft sleeve 11320015000138 Evaporator left side carriage 11224003000695 Evaporator assembly 11224009000305 Evaporator unit A...

  • Page 68: Part 3 Free Match Outdoor Unit

    AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit Part 3 Free Match outdoor unit 1. Function Introduction ................... 69 2. Specification ......................70 3. Capacity Amendment ................... 74 4. Dimension ......................77 5. Electrical Diagram and connection ..............78 6.
  • Page 69 ◇AUX DC Inverter Air Conditioner adopts the advanced 180 sine wave DC Inverter driving technology. ◇AUX DC Inverter Air Conditioner adopts PD frequency control technology to well control the room temperature. ◇Adjusting with EXV, the whole unit could achieve quick cooling/heating and the minimum temperature fluctuation of indoor unit.
  • Page 70 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 2. Specification Model AM2-H18/4DR1A AM3-H24/4DR1A AM3-H27/4DR1A INVERTER System Format 1 drive 2 1 drive 3 1 drive 3 Btu/h 17060(7530-19790) 24050(6824~25760) 25660(7524~27600) Cooling 5.0(2.2-5.8) 7.05(2.0~7.55) 7.52(2.2~8.1) Capacity Btu/h 18766(9385-21770)
  • Page 71 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit b.Tube Pitch(a)x Row 20.5×12.7 20.5×12.7 20.5×12.7 Pitch(b) c.Fin Pitch d.Fin Hydrophilic aluminum fin Hydrophilic aluminum fin Hydrophilic aluminum fin Material e.Tube Outside φ7， Inner grooved φ7， Inner grooved φ7， Inner grooved Dia.And...
  • Page 72 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit Energy Rate A+/A+ A+/A+ Model QXAS-D32zX090B QXAS-D32zX090B Quantity Type Birotory DC Inverter Birotory DC Inverter Brand LANDA LANDA Capacity 10060 10060 Input 3360 3360 Inv.Compressor V~,Hz, Power Supply 220~240,50,1...
  • Page 73 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit Net Dimension 940×368×1366 940×368×1366 (W*D*H) Dimension Packing Dimension 1080×460×1500 1080×460×1500 (W*D*H) Weight Gross Type R410a R410a Refrigerant type/Quantity Charged Volume mm(inc Liquid Side 4×6.35(1/4) 5×6.35(1/4) mm(inc Gas Side 4×9.52(3/8) 5×9.52(3/8)
  • Page 74 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 3. Capacity Amendment 3.1 Running range Cooling capacity (Btu/h) 18000 24000 27000 36000 42000 Power supply 220-240V~/50Hz Voltage 187~253V -10~52℃ Cooling Ambient temperature Heating -15~24℃ 3.2 Amendment coefficient of cooling capacity under different indoor/outdoor temperature...
  • Page 75 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 3.4 Amendment coefficients of heating and cooling capacity under different height drop K3 Different Cooling Capacity modified coefficients at different height: Equivalent pipe length EL (m) Note: H = Height of Outdoor Unit － Height of Indoor Unit...
  • Page 76 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit Equivalent Pipe length L＝Actual Pipe length L+ Bend Qty× Equivalent pipe bend length+ Oil Loop Qty × Equivalent Oil Loop length Sample: AM2-H18/4DR1A Actual Pipe length is 25 meters, Gas pipe diameter is 9.52mm. If there’s 5 bends and 2 oil loops during the installation, then the equivalent pipe length should be: L=25+0.18×5+1.3×2=28.5(m)
  • Page 77 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 4. Dimension AM2-H18/4DR1A、AM3-H24/4DR1A、AM3-H27/4DR1A AM4-H36/4DR1, AM5-H42/4DR1...
  • Page 78 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 5. Electrical Diagram and connection Electrical Diagram AM2-H18/4DR1A...
  • Page 79 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit AM3-H24/4DR1A、AM3-H27/4DR1A AM4-H36/4DR1 AM5-H42/4DR1...
  • Page 80 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit...

  • Page 81: Electrical Wiring Connection

    AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit Electrical Wiring Connection AM2-H18/4DR1AAM3-H24/4DR1A AM3-H27/4DR1A AM4-H36/4DR1 AM5-H42/4DR1 Outdoor Side Power Supply Indoor Indoor(Cassette/ (Wall Mounted) Ceiling/Ducted) Indoor Side 6. System Diagram AM2-H18/4DR1A AM3-H24/4DR1AAM3-H27/4DR1A...
  • Page 82 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit AM4-H36/4DR1 AM5-H42/4DR1 Evap B Evap A...
  • Page 83 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 7. Exploded View AM2-H18/4DR1A Part code Part name Qty/Per Remarks 16321002000140 Btm pan asm 16438003000031 Compressor DA150S1C-20KZ 11330034000012 Resistor DK20-5d2-50 16430001000619 Fan motor CW70B-ZL 11320009000057 Fan blade 470*140 16421004000355...
  • Page 84 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 16421001000739 Right side panel 11320068000009 Electrical cover 16420014000034 Check valve cover 16421001000738 Back side panel Serive valve 3/8” 16441004000074 Service valve 1/2” 16441004000096 16441014000030 E-expensive valve DPF(Q)1.5(R410a) AM3-H24/4DR1A AM3-H27/4DR1A...
  • Page 85 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 11321009000052 Top cover 11222542000009 Main PCB 16427001000064 Terminal block 16442024000005 Low pressure switch 11225509000069 4-way valve 16421001000739 Right side panel 11320068000009 Electrical cover 16420014000034 Check valve cover 16421001000738 Back side panel Serive valve 3/8”...
  • Page 86 AUX DC Inverter Free Match 50HZ R410A Free Match outdoor unit 16421038000288 Control box cover 4.0μF/450VAC/70/2000h 11330010000057 Fan capacitor 16421005000028 Top cover 16422007000004 Capacitor board 16422005000008 Transformer 16427001000064 Terminal block 3p 4 or 5 16427001000020 Terminal block power 16441012000039 Magnetism valve...
  • Page 87 AUX DC Inverter Free Match 50HZ R410A Installation 8. Installation 8.1 Preparation and equipments before installation Please buy following spare parts from your local market before installation Hung bolts M12, 4 pcs Drainage pipe PVC Copper connecting pipe Adhesive belt (big size) 5 pcs, (small size) 5 pcs...
  • Page 88 AUX DC Inverter Free Match 50HZ R410A Installation ◇Avoid that only four angles metal sheet to support the outdoor unit. Transport When the outdoor unit is to be lifted, please use two slings longer than 8m and insert cushioning material between the slings and outdoor unit to avoid damaging the casing.
  • Page 89 AUX DC Inverter Free Match 50HZ R410A Installation Equivalent pipe length conversion Equivalent pipe length meansconverting pipe elbow to straight pipe length after considerate the pressure loss. Elbow and Oil loop conversion tablet Type Bend Oil Loop Pipe Dia.(mm) 6.35 0.10...
  • Page 90 Gas side Indoor unit B Liquid side AUX DC Inverter Free Match 50HZ R410A Installation ◇Turn on the high-low pressure valve of the outdoor unit. After vacuum and emptying, screw back the cover of the maintenance valve of outdoor unit low pressure valve,...
  • Page 91 AUX DC Inverter Free Match 50HZ R410A Installation drainage pipe should be wrapped by additional 10~30 mm thick insulation material. Seal the hole on the wall. ◇To prevent rainwater or other foreign bodies from entering the room and air-conditioner, the gap between wall hole and tubing, drain pipe and electric wire should be sealed with mastic, sealant rubber or putty.

  • Page 92: Electrical Connection

    AUX DC Inverter Free Match 50HZ R410A Installation Note: This chart is for explanation purposes. An actual installation will differ from this according to the site conditions.When making an oil loop the radius of the bend should be between 1.5 and 2 times the pipe diameter.
  • Page 93 AUX DC Inverter Free Match 50HZ R410A Installation 8.3.2 Electrical connection Wiring diagram of indoor & outdoor, refer to the section of part 1 Recommendation of power supply cord Power supply:220~240V,50Hz Power Capacity (BTU) Indoor power cable Model supply AMWM-H07/4R1(#) 7000 3×1mm2...
  • Page 94 AUX DC Inverter Free Match 50HZ R410A Installation Outdoor wire connection ◇ Remove the electric item cover, which is positioned in the right side of outdoor unit, connect the wires in accordance with the electric diagram on the back of the cover.
  • Page 95 AUX DC Inverter Free Match 50HZ R410A Installation 8.5 Daily maintenance Clean filter net ◇ Before cleaning the filter, ensure the unit is switched off and the power is off. ◇ Forbidden to use water clean the filter , it will hurt PCB or get an electric shock.

  • Page 96: Part 4 Trouble Shooting

    AUX DC Inverter Free Match 50HZ R410A Trouble shooting Part 4 Trouble shooting 1. Main components of air conditioner ................97 2. Electrical system main components ................. 100 3. Poor efficiency explanation ..................101 4. Failure phenomenon ....................102 5. Electric components malfunction inspection ............103 6.

  • Page 97: Main Components Of Air Conditioner

    AUX DC Inverter Free Match 50HZ R410A Trouble shooting 1. Main components of air conditioner Appellation Figuration and inner configuration Instruction function compressor: after refrigerant evaporate evaporator, compress the low temp and low pressure Compressor refrigerant gas, make the gas become...
  • Page 98 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Function of EXV: Utilize aperture and length change bring (Electronic pressure gap, control refrigerant flow expansion quantity and pressure. valve) EXV is controlled by PCB, more precisely. Function of 4 way valve:...
  • Page 99 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Function: Gas and liquid Separate liquid and gas refrigerant, to protect separator the compressor...

  • Page 100: Electrical System Main Components

    AUX DC Inverter Free Match 50HZ R410A Trouble shooting 2. Electrical system main components Appellation Figuration and inner configuration Instruction Function: Via program to control the relay, make every components on/off according to temperature and pressure variety, so to realize automatic...

  • Page 101: Poor Efficiency Explanation

    AUX DC Inverter Free Match 50HZ R410A Trouble shooting 3. Poor efficiency explanation During the process of using air conditioner, some phenomenon seems to be malfunction but actually not. Thus when cooling or heating effect does not to your expectation, the following factors have to be...

  • Page 102: Failure Phenomenon

    AUX DC Inverter Free Match 50HZ R410A Trouble shooting 4. Failure phenomenon Phenomenon Causing explanation Mirage comes out from indoor The humidity of theroom is too high, the moisture in the air become vapour when in the unit cold airflow fromAC 1.

  • Page 103: Electric Components Malfunction Inspection

    AUX DC Inverter Free Match 50HZ R410A Trouble shooting 5. Electric components malfunction inspection Component name Inspection methods Using multi-meter ohm phase, there is correct resistance value among windings (single Compressor phase compressor refers to specification, three phase compressor resistance approximately equal), resistance of winding should be infinite.

  • Page 104: Failure Code Display

    AUX DC Inverter Free Match 50HZ R410A Trouble shooting 6. Failure code display When air condition has failure, the timing lamp on light board of indoor unit or the wired controller will display different code according to different failure case.

  • Page 105: Failure Analysis

    AUX DC Inverter Free Match 50HZ R410A Trouble shooting 7. Failure analysis 7.1 Anylisis and Solution for Failure without Failure Code Wired controller communication failure...
  • Page 106 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Communication failure between indoor and outdoor unit...
  • Page 107 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Outdoor protection(phase sequence)
  • Page 108 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Cooling high pressure protection...
  • Page 109 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Heating high pressure protection...
  • Page 110 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Cooling low pressure protection...
  • Page 111 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Heating low pressure protection...
  • Page 112 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Cooling exhaust temperature protection...
  • Page 113 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Heating exhaust temperature protection...
  • Page 114 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Refrigerant shortage or four way valve failure protection...
  • Page 115 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Sensor failure protection...

  • Page 116: Part 4 Trouble Shooting

    AUX DC Inverter Free Match 50HZ R410A Trouble shooting 7.2 Anylisis and Solution for Failure without Failure Code No action after power-on...
  • Page 117 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Poor effect...
  • Page 118 AUX DC Inverter Free Match 50HZ R410A Trouble shooting...
  • Page 119 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Abnormal sound or viberation...
  • Page 120 AUX DC Inverter Free Match 50HZ R410A Trouble shooting...
  • Page 121 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Abnormal odor...
  • Page 122 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Air switch action when air conditioner starting up...
  • Page 123 AUX DC Inverter Free Match 50HZ R410A Trouble shooting Air conditioner water leakage...

  • Page 124: Part 5 Controller

    AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table Part 5 Controller 1. General information Remote controller, wired controller, display panel and receiver Remote controller, wired controller, display panel receiver Available for Available for Available for Available for all models...
  • Page 125 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 2. Remote Controller 2.1 Basic condition of remote controller Name Figure Basic condition for operation 1.Power source Use 2 AAA batteries,working voltage:2.0V-5.0V; 2. Signal frequency:infrared frequency 38kHz; 3. Remote distance:max working distance is7m。...
  • Page 126 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 5.“HEAT”button *PresstheHEATbutton,youcandirectlyentercooling mode. Note:cooling onlyunit hasno heatingfunction. 6.“SWING”button (SWING←→ andSWING↑↓) * Pressthis buttonto startup/down(left/right) swingfunction, press itagain,fixlouver position. *Up/down(left/right)settingisonlyvalidinthismode;it will not affectlouver positioninothermodes. *Up/down (l eft/right)swing hasmemoryfunction, itcan keepprimarysettingwhen turn offthenturnon orswitchfromothermodesto primarymode.
  • Page 127 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table *Note:Theunitwillturnoffautomaticallyifthetimingmode isrunningout oftime. 16.Twowhitebutton: Addressing set *Withthecontroller off, pressing thetwowhite button simultaneouslymorethan10 secondsor more toenter addresssetting.Thisstatusdisplaysonlytemperature andtimeparameters,temperaturedisplayare a show“Serialnumber"parameters,therangeis0-99.Time displayareashow"Setvalue",therangeis0-255.The initialvalueis1. * Bypressing “ / ”tosetserial number +and- . Parameterwithintheserialnumberdisplays from0to 99 incirculation.
  • Page 128 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table TIMER/CLOCK button: Clock Setting: Normally display the clock set currently (display 12:00 for the first electrifying or resetting). When press the button for 5 seconds, the time display zone will flicker, then press 【+】 and 【-】...
  • Page 129 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table SWING button: Press this button for the first time when operation, it will start the swing function. Push the button for the second time, cancel the swing function. (The function is available matched with the...
  • Page 130 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 3. Wired controller 3.1 Basic condition of wired controller Name Figure Basic condition for operation 1. Power source:voltage DC 12V; Wired 2. Work temperature range of PCB:(-10~+70)℃; controller 3. Work humidity range of PCB:RH20%~RH90%;...
  • Page 131 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 2. In sleeping mode,the cooling operation enables the set temperature to increase 1℃ after 1 hour and another 1℃ auto matically after 1hour. 3. In sleeping mode,the heating operation enables the set temperature to drop 2℃ after 1 hour and another 2℃...
  • Page 132 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table Wired controller: XK-05...
  • Page 133 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table...
  • Page 134 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table Installation of wired controller...

  • Page 135: Part 6 Sensor Resistance Table

    AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table Part 6. Sensor resistance table 1.Coil temperature sensor resistance reference table R25=20KΩ±1% B25/50=3950K ±1% (resist.tol) resistance（KΩ） (temp.tol)℃ Temp （℃） R（t） Normal Rmax Rmin MAX(+) MIN(-) MAX(+) MIN(-) 377.571 347.000 318.338 8.81 8.26...
  • Page 136 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 39.691 38.015 36.365 4.41 4.34 0.84 0.87 37.809 36.247 34.710 4.31 4.24 0.83 0.85 36.026 34.571 33.136 4.21 4.15 0.82 0.84 34.338 32.982 31.646 4.11 4.05 0.80 0.83 32.736 31.474 30.228 4.01...
  • Page 137 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 5.831 5.519 5.216 5.66 5.50 1.51 1.53 5.625 5.321 5.025 5.72 5.56 1.53 1.56 5.428 5.131 4.842 5.79 5.62 1.56 1.58 5.238 4.948 4.667 5.86 5.69 1.59 1.61 5.055 4.773 4.499 5.92...
  • Page 138 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 1.332 1.233 1.137 8.02 7.76 2.72 2.72 1.295 1.198 1.104 8.07 7.81 2.75 2.75 1.258 1.164 1.070 8.11 8.11 2.77 2.77 2. Environment temperature sensor resistance reference table R25 = 15.0 KΩ ± 3% B25/50 = 3950K ±...
  • Page 139 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 11.5 26.69 27.86 29.05 34.5 9.609 9.987 10.37 12.0 26.07 27.20 28.35 35.0 9.408 9.782 10.16 12.5 25.47 26.56 27.67 35.5 9.211 9.581 9.957 13.0 24.89 25.94 27.01 36.0 9.019 9.385 9.758...
  • Page 140 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 57.5 3.839 4.062 4.295 80.5 1.709 1.837 1.973 58.0 3.767 3.988 4.218 81.0 1.681 1.808 1.942 58.5 3.698 3.916 4.143 81.5 1.653 1.779 1.912 59.0 3.630 3.845 4.070 82.0 1.626 1.750 1.882...
  • Page 141 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 3.Exhaust temperature sensor 6.339K3954 R25=50KΩ±1% B25/50=3950K ±1% Rmin [KΩ] Rmin [KΩ] Rmin [KΩ] Rmin [KΩ] T [℃] T [℃] T [℃] T [℃] 449.9 464.7 479.9 61.68 62.44 63.20 425.7 439.5 453.6...
  • Page 142 AUX DC Inverter 1 Drive1 50HZ R410A Sensorresistance table 8.897 9.141 9.391 3.407 3.534 3.665 8.595 8.834 9.078 3.308 3.432 3.560 8.306 8.539 8.778 3.212 3.333 3.459 8.028 8.256 8.490 3.119 3.238 3.361 7.759 7.983 8.212 3.030 3.146 3.267 7.501 7.720...

This manual is also suitable for:

Amca-h09/4r1aAmca-h18/4r1a

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