Acson A5WMY-S Series Technical Manual

Acson A5WMY-S Series Technical Manual

Wall mounted inverter

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Technical Manual
WALL MOUNTED
INVERTER SERIES
A5WMY-S

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Summary of Contents for Acson A5WMY-S Series

  • Page 1 Technical Manual WALL MOUNTED INVERTER SERIES A5WMY-S...
  • Page 2: Table Of Contents

    Table of Contents Table of Contents Nomenclature........................1 Indoor ..........................1 Outdoor ..........................2 Product Line-Up ......................3 Application Information .....................5 Operating Range ......................5 Refrigerant Circuit Diagrams ..................6 Installation Guideline .....................7 Sound Data ........................11 Sound Pressure Level ....................11 NC Curve ........................12 Engineering & Physical Data ...................14 Performance Data ......................15 Calculation Steps ......................15 Performance Tables .....................18...
  • Page 3: Nomenclature

    10 : 10000 Btu/hr Type Y : Inverter Model WM : Wall Mounted Refrigerant 5 : R410A Brand A : Acson Remark: * : Capacity value under Nomenclature is an indication. Please refer to Engineering and Physical Data for exact capacity value.
  • Page 4: Outdoor

    Type Y : Inverter Model LC : Single split condensing unit Refrigerant 5 : R410A Brand A : Acson Remark: * : Capacity value under Nomenclature is an indication. Please refer to Engineering and Physical Data for exact capacity value.
  • Page 5: Product Line-Up

    Nomenclature Product Line-Up Indoor Unit A5WMY-S Classifi cation Nomenclature A5WMY10S-AMILA-R A5WMY10S-AMLIA-R A5WMY15S-AMILA-R A5WMY15S-AMLIA-R A5WMY20S-AMILA-R A5WMY20S-AMLIA-R A5WMY25S-AMILA-R A5WMY25S-AMLIA-R...
  • Page 6 Nomenclature Outdoor Unit A5LCY-F/C Classifi cation Nomenclature A5LCY10F-AMDOC-R A5LCY10F-AMDIC-R A5LCY15F-AMDOC-R A5LCY15F-AMDIC-R A5LCY20C-AMDOC-R A5LCY20C-AMDIC-R A5LCY25C-AMDOC-R A5LCY25C-AMDIC-R...
  • Page 7: Application Information

    Application Information Application Information Operating Range Ensure the operating temperature is in allowable range. Cooling A5WMY10/15S-AMLIA/AMILA-R - A5LCY10/15F-AMDOC/AMDIC-R A5WMY20/25S-AMLIA/AMILA-R - A5LCY20/25C-AMDOC/AMDIC-R 14 15 19 20 14 15 19 20 INDOOR TEMP. (°CWB) INDOOR TEMP. (°CWB) 10/15S 20/25S DB: Dry bulb WB: Wet bulb...
  • Page 8: Refrigerant Circuit Diagrams

    Application Information Refrigerant Circuit Diagrams Model: A5WMY10/15S-AMLIA/AMILA-R - A5LCY10/15F-AMDOC/AMDIC-R / A5WMY20/25S-AMLIA/AMILA-R - A5LCY20/25C-AMDOC/AMDIC-R COOLING OPERATION PIPING 3 WAY VALVE MUFFLER COMPRESSOR ELECTRONIC EXPANSION VALVE PIPING LIQUID 3 WAY STRAINER VALVE INDOOR UNIT OUTDOOR UNIT...
  • Page 9: Installation Guideline

    Application Information Installation Guideline Sharp edges and coil surfaces are potential injury hazard. Avoid from contact with them. Installation Diagram Indoor unit Cut thermal insulation pipe to an Caulk pipe appropriate length and wrap it with hole gap 75mm or more from ceiling tape, making sure that no gap is left with putty.
  • Page 10 Application Information Outdoor Clearance If the condensing unit is operated in an atmosphere containing oils (including machine oils), salt (coastal area), sulphide gas (near hot spring, oil refi nery plant), such as substances may lead to failure of the unit. •...
  • Page 11 Application Information Cable Size Indoor A5WMY10/15S A5WMY20/25S Model Unit Outdoor A5LCY10/15F A5LCY20/25C Power supply cable size Number of wire Interconnection cable size Number of wire Recommended fuse...
  • Page 12 Application Information Refrigerant Piping Piping Length and Elevation When the pipe length becomes too long, both the capacity and reliability drop. As the number of bends increases, system piping resistance to the refrigerant fl ow increases, thus lowering the cooling capacity, and as the result the compressor may become defective.
  • Page 13: Sound Data

    Sound Data Sound Data Sound Pressure Level 1/1 Octave A-weighted Sound Pressure Level Overall Noise (dB, ref 20μPa) Model Speed (dBA) Criteria 125Hz 250Hz 500Hz 1kHz 2kHz 4kHz 8kHz Turbo A5WMY10S- AMLIA/ AMILA-R Quiet Turbo A5WMY15S- AMLIA/ AMILA-R Quiet Turbo A5WMY20S- AMLIA/ AMILA-R...
  • Page 14: Nc Curve

    Sound Data NC Curve A5WMY10S-AMLIA/AMILA-R NC-70 NC-65 NC-60 NC-55 NC-50 NC-45 NC-40 NC-35 NC-30 NC-25 NC-20 1000 2000 4000 8000 Octave-band frequency (Hz) A5WMY15S-AMLIA/AMILA-R NC-70 NC-65 NC-60 NC-55 NC-50 NC-45 NC-40 NC-35 NC-30 NC-25 NC-20 1000 2000 4000 8000 Octave-band frequency (Hz)
  • Page 15 Sound Data A5WMY20S-AMLIA/AMILA-R NC-70 NC-65 NC-60 NC-55 NC-50 NC-45 NC-40 NC-35 NC-30 NC-25 NC-20 1000 2000 4000 8000 Octave-band frequency (Hz) A5WMY25S-AMLIA/AMILA-R NC-70 NC-65 NC-60 NC-55 NC-50 NC-45 NC-40 NC-35 NC-30 NC-25 NC-20 1000 2000 4000 8000 Octave-band frequency (Hz)
  • Page 16: Engineering & Physical Data

    Engineering & Physical Data Engineering & Physical Data Engineering Data - R410A MODEL (Cooling Only) A5WMY10S-AMLIA-R A5WMY15S-AMLIA-R A5WMY20S-AMLIA-R A5WMY25S-AMLIA-R INDOOR UNIT A5WMY10S-AMILA-R A5WMY15S-AMILA-R A5WMY20S-AMILA-R A5WMY25S-AMILA-R MODEL A5LCY10F-AMDOC-R A5LCY15F-AMDOC-R A5LCY20C-AMDOC-R A5LCY25C-AMDOC-R OUTDOOR UNIT A5LCY10F-AMDIC-R A5LCY15F-AMDIC-R A5LCY20C-AMDIC-R A5LCY25C-AMDIC-R Btu/h 9100 (4400-10200) 12100 (4400-13000) 18500 (4700-21200) 21500 (5800-23000) NOMINAL COOLING CAPACITY (MIN-MAX)
  • Page 17: Performance Data

    Performance Data Performance Data Calculation Steps Interpolation method can be used to get the total cooling capacity, TC and sensible cooling capacity, SC and power input, PI at those temperatures which are not stated out in the table. Extrapolation method is not allowed to be used.
  • Page 18 Performance Data Details of Calculation: By Interpolation Method 25°C – 24°C – 1.80kW  Step: 27°C – 24°C 1.83kW – 1.80kW To obtain the TC, SC & PI for  x = 1.81kW (a) Indoor Condition: 25°C DB, 16°C WB Similarly, Outdoor Condition: 35°C DB = 1.75kW...
  • Page 19 Performance Data Step: To obtain the TC, SC & PI for (a) Indoor Condition: 25°C DB, 17°C WB Outdoor Condition: 37°C DB Outdoor temperature 35°C 37°C 40°C 1.87 1.63 0.63 1.74 1.52 0.68 By Interpolation Method Similarly, 37°C – 35°C x –...
  • Page 20: Performance Tables

    Performance Data Performance Tables R410A Cooling Only Model: A5WMY10S-AMLIA/AMILA-R - A5LCY10F-AMDOC/AMDIC-R Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 2.52 2.09 0.59 2.43 2.03 0.64 2.34 1.98 0.69 2.24 1.92 0.75 2.06 1.79 0.82 1.90 1.68 0.90 24°C 2.52 2.50 0.59 2.43 2.43 0.64 2.34 2.34 0.69 2.25 2.25 0.75 2.06 2.06 0.82 1.91 1.91 0.90 16°C...
  • Page 21 Performance Data Model: A5WMY15S-AMLIA/AMILA-R - A5LCY15F-AMDOC/AMDIC-R Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 3.35 2.43 0.82 3.23 2.37 0.88 3.11 2.30 0.96 2.98 2.24 1.04 2.74 2.08 1.13 2.53 1.96 1.24 24°C 3.35 2.91 0.82 3.23 2.84 0.88 3.11 2.78 0.96 2.99 2.71 1.04 2.74 2.53 1.13 2.54 2.39 1.24 16°C 27°C 3.38 3.30 0.82 3.26 3.22 0.89 3.15 3.15 0.96 3.03 3.03 1.04 2.80 2.80 1.13 2.60 2.60 1.25...
  • Page 22 Performance Data Model: A5WMY20S-AMLIA/AMILA-R - A5LCY20C-AMDOC/AMDIC-R Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) 21°C 5.11 3.57 1.22 4.93 3.48 1.31 4.75 3.38 1.42 4.56 3.28 1.54 4.18 3.06 1.67 3.86 2.88 1.85 24°C 5.12 4.27 1.22 4.94 4.18 1.32 4.75 4.08 1.42 4.56 3.98 1.54 4.19 3.71 1.68 3.88 3.50 1.85 16°C 27°C 5.16 4.84 1.22 4.99 4.73 1.32 4.81 4.62 1.43 4.63 4.50 1.55 4.27 4.19 1.68 3.97 3.94 1.85...
  • Page 23 Performance Data Model: A5WMY25S-AMLIA/AMILA-R - A5LCY25C-AMDOC/AMDIC-R Cooling Mode Outdoor temperature 19°C 25°C 30°C 35°C 40°C 46°C (CFM) TC SHC TC SHC TC SHC TC SHC TC SHC TC SHC 21°C 5.94 4.20 1.42 5.73 4.09 1.54 5.52 3.98 1.66 5.30 3.87 1.80 4.86 3.60 1.96 4.49 3.39 2.16 24°C 5.95 5.03 1.42 5.74 4.92 1.54 5.52 4.80 1.66 5.30 4.68 1.81 4.87 4.37 1.96 4.51 4.13 2.16 16°C...
  • Page 24: Outline & Dimension

    Outline & Dimension Outline & Dimension Indoor Unit Model: A5WMY10/15S-AMLIA/AMILA-R, A5WMY20/25S-AMLIA/AMILA-R THE MARK SHOWS PIPING DIRECTION REAR REAR LEFT RIGHT TOP VIEW NAME PLATE SIGNAL RECEIVER TERMINAL BLOCK WITH INDOOR UNIT EARTH ON/OFF SWITCH BOTTOM BOTTOM SIDE VIEW TERMINAL ROOM TEMPERATURE LOUVER FRONT GRILLE FIXED SCREWS THERMISTOR (INSIDE) (INSIDE)
  • Page 25 Outline & Dimension Recommended mounting plate retention spots (5 spots in all) Through the wall hole Ø 65mm Drain hose position Liquid pipe end Gas pipe end ALTERNATIVE INSTALLATION PLATE 10/15 Dimension Model A5WMY10/15S 859 288 209 104 141 153 181 207 Note: Dimension in mm Recommended mounting plate retention spots (7 spots in all)
  • Page 26 Outline & Dimension Outdoor Unit Model: A5LCY10/15F-AMDOC/AMDIC-R Dimension Model A5LCY10/15F 550 658 Note: Dimension in mm Model: A5LCY20/25C-AMDOC/AMDIC-R Dimension Model A5LCY20C A5LCY25C Dimension Model A5LCY20C A5LCY25C Note: Dimension in mm...
  • Page 27: Wiring Diagram

    Wiring Diagram Wiring Diagram Cooling Only Indoor Unit Outdoor Unit Model: A5WMY10/15S-AMLIA/AMILA-R Model: A5LCY10/15F-AMDOC/AMDIC-R 220-240V 1PHASE 50Hz...
  • Page 28 Wiring Diagram Indoor Unit Outdoor Unit Model: A5WMY20/25S-AMLIA/AMILA-R Model: A5LCY20/25C-AMDOC/AMDIC-R 220-240V 1PHASE 50Hz...
  • Page 29: Service & Maintenance

    Service & Maintenance Service & Maintenance • Disconnect from main supply before servicing the air conditioner. • The unit is designed to give long life operation with minimum maintenance required. However, it should be regularly checked and the following items should be given due attention. Components Maintenance Procedures Period...
  • Page 30 Service & Maintenance Pre Start Up Maintenance (After Extended Shutdown)  Inspect thoroughly and clean indoor and outdoor units.  Clean or replace air fi lters.  Clean condensates drain line.  Clean clogged indoor and outdoor coils.  Check fan imbalance before operation. ...
  • Page 31: Troubleshooting

    Troubleshooting Troubleshooting Indicator Lights IR Signal Receiver When an infrared remote control operating signal has been transmitted, the signal receiver on the indoor unit will respond as below to confi rm acceptance of the signal transmission. ON to OFF 1 Long Beep OFF to ON 2 Short Beeps Pump down/Cool force on...
  • Page 32 Troubleshooting Troubleshooting Guidelines Error Codes Error Description Action Normal No action. 1. Check sensor connection. 2. Check stop valve. Insuffi cient gas 3. Check for gas leak. 4. Check the EXV. 5. Check H8. 1. Check the supply voltage. 2. Check the outdoor fan by rotating with hand. DC voltage out of range 3.
  • Page 33 Troubleshooting Error Code Diagnosis by GS01 SWING TURBO MODE QUIET SLEEP TIMER ON TIMER CANCEL CANCEL CLOCK CANCEL OFF TIMER CANCEL Diagnosis Step 1. Hold down ON TIMER CANCEL button or OFF TIMER CANCEL button for 5 seconds, a “ ”...
  • Page 34 Troubleshooting Error Codes Error Description Action 1. Check with inverter checker. Compressor lock/start-up error 2. Check the EXV. 1. Check the fan motor connection. Outdoor DC fan motor lock 2. Check if foreign matters exist around or in the fan. 1.
  • Page 35 Troubleshooting Error Codes Error Description Action Outdoor heat exchanger Same as H9. 1. Restart the system. 2. Check sensor resistance value. Electrical box temperature 3. Check heat sink temperature and conditions. rise 4. Check outdoor fan. 5. Check the installation condition. 1.
  • Page 36 Sarawak : +6082-344 128 Products manufactured in an ISO certified facility. Johor : +607-3551 599 Sabah : +6088-420 205 This document contains the most current product information as of this printing. For the most up-to-date product information, please logon to www.acson.com.my www.acson.com.my TM-A5WMY-S-2016...

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