AUX EA Series Service Manual
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AUX EA Series Service Manual

One to two split air conditioner
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AUX
One to Two Split Air Conditioner

Service Manual

EA、EL&HS Series

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Summary of Contents for AUX EA Series

  • Page 1: Service Manual

    One to Two Split Air Conditioner Service Manual EA、EL&HS Series...

  • Page 2: Table Of Contents

    Section 2 Technical Specifications…………………………………………………………..……2 Section 3 remote controller introductions…………………………………………………..……. 9 Section 4 Electronic Controller introductions…………………………………………….……..23 Section 5 The disassembly and the relating attention issues to the part of AUX product……..32 Part 1. Indoor unit……………………………………………………………………………..…..32 Part 2. Outdoor unit……………………………………………….………………….………..34 Section 6 Trouble shooting Guide……………………………………………………….…….….37 Section 7 Explosion View…………………………………………………………………….…..47...

  • Page 3: Section 1 Important Notice

    AUX Air Conditioner Service manual Section 1 Important Notice This service manual is intended for use by individuals possessing adequate backgrounds of electrical. Electronic and mechanical experience. Any attempt to repair the appliance may result in personal injury and property damage. The manufacturer or seller cannot be responsible for the interpretation of this information.

  • Page 4: Section 2 Technical Specifications

    AUX Air Conditioner Service manual Section 2 Technical Specifications ASW-H09A+09A4/HS2R-IV Model No Indoor Unit A Indoor Unit B Outdoor Unit Items (System A) (System B) Type Wall mounted model Heating pump Cooling Dehumidify kg/h Heating 2.75 2.75 Noise level dB(A)
  • Page 5 AUX Air Conditioner Service manual ASW-H09A+12A4/HS2R-V Model No Indoor Unit A Indoor Unit B Outdoor Unit Items (System A) (System B) Type Wall mounted model Heating pump Cooling Dehumidify kg/h Heating 2.75 Noise level dB(A) Cooling Heating Power supply 1 / 220-240V~/ 50Hz φ-V-Hz...
  • Page 6 AUX Air Conditioner Service manual ASW-H12A+12A4/HS2R-VI Model No Indoor Unit A Indoor Unit B Outdoor Unit Items (System A) (System B) Type Wall mounted model Heating pump Cooling Dehumidify kg/h Heating Noise level dB(A) Cooling Heating Power supply φ-V-Hz 1 / 220-240V~/ 50Hz...
  • Page 7 AUX Air Conditioner Service manual ASW-H09A+09A4/EA(L)2R1-I Model No Indoor Unit A Indoor Unit B Outdoor Unit Items (System A) (System B) Type Wall mounted model Heating pump Cooling Dehumidify kg/h Heating 2.75 2.75 Noise level dB(A) Cooling Heating Power supply φ-V-Hz...
  • Page 8 AUX Air Conditioner Service manual ASW-H09A+12A4/EA（L）2R1-II Model No Indoor Unit A Indoor Unit B Outdoor Unit Items (System A) (System B) Type Wall mounted model Heating pump Cooling Dehumidify kg/h Heating 3.55 2.75 Noise level dB(A) Cooling Heating Power supply φ-V-Hz...
  • Page 9 AUX Air Conditioner Service manual ASW-H12A+12A4/EA（L）2R1-III Model No Indoor Unit A Indoor Unit B Outdoor Unit Items (System A) (System B) Type Wall mounted model Heating pump Cooling Dehumidify kg/h Heating 3.55 3.55 Noise level dB(A) Cooling Heating Power supply φ-V-Hz...
  • Page 10 AUX Air Conditioner Service manual ASW-12A+12A2/EA（L）2-III Model No Indoor Unit A Indoor Unit B Outdoor Unit Items (System A) (System B) Type Wall mounted model Heating pump Cooling Dehumidify kg/h Heating Noise level dB(A) Cooling 2.56 2.56 Heating 2.56 2.56 Power supply φ-V-Hz...

  • Page 11: Section 3 Remote Controller Introductions

    AUX Air Conditioner Service manual Section 3 Remote Controller Introductions Part 1. Model eg: ASW-H09A+09A4/HS2R-IV ASW-H09A+12A4/HS2R-V ASW-H12A+12A4/HS2R-VI ASW-12A+12A2/EA（L）2-III a. Names and functions of the button YK(R)-C/01E YK(R)-C/02JE Following function description is according to model of YK （R） -C/01E.The number in the bracket is to the model of YK（R）-C/02JE accordingly...
  • Page 12 AUX Air Conditioner Service manual ⑤ Temp increasing button （⑤） Press the button once , the setting temperature increases 1℃ . Press the button continuously for more than 1 second . the setting temperature increases at the speed of 4℃/s . the highest setting temperature is 32℃ .
  • Page 13 AUX Air Conditioner Service manual b. Display YK(R)-C/01E YK(R)-C/02JE Following function description is according to model of YK（R）-C/01E.The number in the bracket is to the model of YK（R）-C/02JE accordingly ① Emission display When the remote controller sends correct and effective signal each time, the sign will glitter once.
  • Page 14 AUX Air Conditioner Service manual Press the HEALTH button , can choose anions to emit or stop . ⑥ Sleep display This indicate whether the air conditioner is in sleep mode or not. Remarks : it is readable to list all of items in the picture , when the mode operates , only most of items c.

  • Page 15: Timer Setting

    AUX Air Conditioner Service manual 4. Press the “ ” button. the operation indicator is on. the air-conditioner starts to operate the Cooling or Heating mode. Press the button again. the air-conditioner stops. ★ Circulation operation mode 1. Press the MODE button. select the Circulation operation mode.

  • Page 16: Fix Batteries

    AUX Air Conditioner Service manual 1. Press the TIMER button. select the “Timer OFF”. the remote controller display “ ” ; “ OFF ” displays intermittently. 2. Adjust time through pressing the button. 3. Press the SET button then. the setting is finished.
  • Page 17 AUX Air Conditioner Service manual from 16-32℃. 3. Press the “ ” button. you can select fan speed. The type of H、M series: You can select fan speed from “Power”. “High”. “Low”. “Mute”. The type of E series: You can select fan speed from “Auto”. “High”. “Mid”. “Low”.
  • Page 18 AUX Air Conditioner Service manual 1. Press the TIMER button. select the “Timer ON”. the remote controller display “ ” ; “ ON ” displays intermittently. 2. Adjust time through pressing the button. 3. Press the TIMER button once again. the “ Timer ON ” setting is finished.
  • Page 19 AUX Air Conditioner Service manual Part 2. Model eg : ASW-H09A+09A4/EA(L)2R1-I ASW-H09A+12A4/EA(L)2R1-II ASW-H12A+12A4/EA(L)2R1-III a. Names and functions of the button The closing state of remote controller: ① “+” button This button can set room temperature. Press it once ,the temperature increases 1 ℃...
  • Page 20 AUX Air Conditioner Service manual The opening state of remote controller: ① “+” button This button not only can adjust clock time and the timer time but also can set room humidity. Adjusting clock time and timer time Press it once ,the time increases one minute. Press it for 1 to 3 seconds, time display will increase at the speed of 2min/s.
  • Page 21 AUX Air Conditioner Service manual Press the button once again. The symbol disappears. the function is cancelled at the same time. ⑥“TIMER/CLOCK” button Setting the “ON/OFF” timer time When remote controller on/off state. Press this button .the flickers symbol. Press the “+” or “-” button to set the timer time. After finishing it. press this button again in 10 seconds to affirm.
  • Page 22 AUX Air Conditioner Service manual b. Application method ★ Fix batteries 1. Slide open the cover according the direction indicated by arrowhead. 2. Put into two brand new batteries (7#). position the batteries to right electric poles (+&-). 3. Put back the cover.
  • Page 23 AUX Air Conditioner Service manual Press the button again. the air-conditioner stops. Remark: In the circulation operation mode. to set the temperature is noneffective. ★ Automatic operation mode 1. Press the MODE button. select the automatic operation mode. 2. Press the “ FAN ” button. you can select fan speed.
  • Page 24 AUX Air Conditioner Service manual c. Attention The remote controller transmits signals to the system. ★ Aim the remote controller towards the receiver on the air-conditioner. ★ The remote controller should be within 8 meters away from the receiver. ★...

  • Page 25: Section 4 Electronic Controller Introductions

    AUX Air Conditioner Service manual Section 4 Electronic Controller introductions 1. Automatic operation mode 1.1 When air conditioner is running.it will automatically detect indoor temperature by comparison to standard temperature There with to select operation mode：Refrigeration. Heating or dehumidify. (default will be set as 24 ℃) 1.2 When indoor temperature≥27℃.running mode will be cooling.
  • Page 26 AUX Air Conditioner Service manual 4. Ventilation control function 4.1. At ventilation mode.outdoor unit is always closed. 4.2. indoor fan functions according to set air input.without high power wind. 4.3. vertical air blade operates according to operating requirement of remote control.
  • Page 27 AUX Air Conditioner Service manual Prevent cold wind function when compressor out of working： 1) When T e presents falling state. When T e＞25℃.the indoor fan motor will be in feeble wind model. T e≤25℃ .the indoor fan motor will trun off.
  • Page 28 AUX Air Conditioner Service manual compressor starts to work with defrosting mode. When defrosting is finished.the compressor stops running. After 20 minutes. the four-way valve starts operating. After another 20 seconds.until all compressors exit defrosting and get into heating mode. Indoor fan works as cold air protection function.
  • Page 29 AUX Air Conditioner Service manual Time of turning off can only be set when the machine is on. It cann’t be set when the machine is off. When it comes to the set time. both inside and outside unites stops operation.
  • Page 30 AUX Air Conditioner Service manual delay 30S to open indoor fan. with a mute wind speed. at the same time malfunctions shown. 9.4.3 When the deviation of T c signal of outdoor coil temperature sensor is detected. strobolamp flickers. and malfunction is indicated. If the remote manipulator signal of heating is received. press heating for 50min.defrosting for 10min.to cycle heating.
  • Page 31 AUX Air Conditioner Service manual Chart 3 shows the step motor swinging angle of E series conditioners of 9000Btu and12000Btu. the angle between fully open position and complete shutdown hereafter is called omnirange angle. The omnirange angle of E mold is 150°. In the operational process of repeating motor. the operational angle is always memorized.
  • Page 32 AUX Air Conditioner Service manual 1. position of complete shutdown 2. refrigeration position 3. refrigerating pendulum terminal point 4 heating pendulum terminal point 5 heating position 6 position of complete shutdown Swinging angle of repeating motor for H series off-set air conditioner 9000Btu and 12000Btu 1.
  • Page 33 AUX Air Conditioner Service manual 1. position of complete shutdown 2. refrigeration position 3. refrigerating pendulum terminal point 4 heating pendulum terminal point 5 heating position 6 position of complete shutdown Attached is the electrical resistance for wind speed. Cooling...

  • Page 34: Part 1. Indoor Unit

    AUX Air Conditioner Service manual Section 5 The disassembly and the relating attention issues to the part of AUX product Attention: Turn off the air-conditioner and pull out the plug of the power supply before the service. Part 1 Indoor unit:...
  • Page 35 AUX Air Conditioner Service manual Part Operation Process Remark Electrical 1) Do No. “1” firstly; component 2) Pull out all tie-in connecting with PCB and the temperature sensor. etc.; 3) Screw off the screws and bolts as indicated in the picture. Untie the outdoor unit’s interconnection cord and...

  • Page 36: Part 2. Outdoor Unit

    AUX Air Conditioner Service manual Part 2. Outdoor unit: This chart shows the the dismantlement process of outdoor unit of heat pump model..The only cooling model can refer to this flow: figure1 figure2 1. Loosen the two bolts on the electrical cover （as shown in chart 1) Take down the electrical cover unit.
  • Page 37 AUX Air Conditioner Service manual figure4 figure5 figure6 4. Loosen the bolt of fixed Top cover board. as shown in figure 4. take down Top cover board 5. Loosen the bolt of fixed small board. as shown in figure 5. take down the small board.
  • Page 38 AUX Air Conditioner Service manual component. 14. As in figure 10.dismantle the four bolts on the fixed partition plate. and take down partition plate 15. Unsolder the 4 welding points shown in chart 11. 16. As shown in chart 12. dismantle condenser assembly. A. B system compressor and valve plate component.

  • Page 39: Section 6 Trouble Shooting Guide

    AUX Air Conditioner Service manual Section 6 Trouble Shooting Guide 1. Starting Items to check 1.1 Make sure input voltage must be within the±10% range of the nominal voltage. If the operation electric tension exceeds scope.the air conditioner may not working normally.
  • Page 40 AUX Air Conditioner Service manual 2. No power supply（out of work completely）-tentative diagnosis 2.1. Check item 1) Does the input voltage is correct？ 2) Does AC power wires connected correctly？ 3) Does the output voltage of voltage stabilizer l7805 (ic2) is correct？...
  • Page 41 AUX Air Conditioner Service manual 8 Air-conditioner starts working after pressing ON/OFF on the remote 10 Normal 11 Check outdoor power connection and compressor 12 Check the AC voltage of PCB board. 13 Signal direction shown on the remote controller.
  • Page 42 AUX Air Conditioner Service manual 3.2. fault diagnosis procedure 1 Unplug the indoors and outdoors and re-plug after about 5 seconds 2 Judge the LED light is on or not? Does Digital tube shows E4 error code or not? 3 Reference to the previous page about error diagnosis steps...
  • Page 43 AUX Air Conditioner Service manual 4、Malfunction of the outer door motor 4.1. Check item 1) Is input voltage normal？ 2) Is the connecting way of exterior connecting terminal correct？ 3) Is indoor and outdoor communication normal？ 4.2. Fault diagnosis procedure Note：Each air conditioner is correspondent with an outdoor unit and two indoor unit.and a set of...
  • Page 44 AUX Air Conditioner Service manual 1 Unplug the power and re-plug after about 5 seconds 2 Turn on air-conditioner with remote controller. 3 LED and digital tube in the indicator board on or not? 4 Confirm “ powerless” error diagnosis steps normal 5 Air blade moves when press “...
  • Page 45 AUX Air Conditioner Service manual 1. Re-start in five minutes after all of above problems improved 2. Normal 3. Is the voltage of outdoor chip IC1#42 DC5. 0V? 4. Chip IC1 abnormal 5. Voltage of #15.#16 of outdoor chip IC1 high or not? 6.
  • Page 46 AUX Air Conditioner Service manual 7. Replace battery 8. Remote LCD display normal 9. LCD display error 10. Press the remote “ON/OFF” button. transmitting signal shows 11. Replace the button 12. Voltage of remote chip IC1 changes 13. Chip error 14.
  • Page 47 AUX Air Conditioner Service manual 1 Check the error part 2 Unfix the error part 3 Replace the part 4 Check the performance of new part 5 Service done 8.3. Detail Process Malfunction Checkpoint Cause Cut off the power and check the fuse on Fault or not? 1.Over voltage...
  • Page 48 AUX Air Conditioner Service manual 9. Fault analysis of major parts...

  • Page 49: Section 7 Explosion View

    AUX Air Conditioner Service manual Section 7 Explosion View 1. Indoor Unit: ASW-H09A4/HS2R-IVA ASW-H09A4/HS2R-IVB Model eg: ASW-H12A4/HS2R-VA ASW-H09A4/HS2R-VB ASW-H12A4/HS2R-VIA ASW-H12A4/HS2R-VIB...
  • Page 50 AUX Air Conditioner Service manual Parts List Part Name Quantity Remark Panel assembly Depend on the panel style of individual model Filter Cover board of electrical unit Cover of medium frame Horizontal air blade Vertical air blade Air blade holder...
  • Page 51 AUX Air Conditioner Service manual ASW-H09A4/EA（L）2R1-IA ASW-H09A4/ EA（L）2R1-IB Model eg: ASW-H12A4/EA（L）2R1-IIA ASW-H09A4/ EA（L）2R1-IIB、 ASW-H12A4/EA（L）2R1-IIIA ASW-H12A4/ EA（L）2R1-IIIB、 ASW-12A2/EA（L）2-IIIA ASW-12A2/EA（L）2-IIIB...
  • Page 52 AUX Air Conditioner Service manual Parts List Part Name Quantity Remark Panel assembly Depend on the panel style of individual model Sterilization filter Optional Vitamin C anti-acrid filter Optional Filter Screw cover Cover of medium frame Medium frame Horizontal air blade...
  • Page 53 AUX Air Conditioner Service manual 2. Outdoor Unit: Model eg: AS-H09A+09A4/HS2R-IV AS-H09A+12A4/HS2R-V AS-H12A+12A4/HS2R-VI AS-H09A+09A4/EA（L）2R1-I AS-H09A+12A4/EA（L）2R1-II AS-H12A+12A4/EA（L）2R1-III AS-12A+12A2/EA（L）2-III...
  • Page 54 AUX Air Conditioner Service manual Parts List Name Quantity Rmark Condenser Top cover board Capillary assembly for system B Capillary assembly for system A Compressor connecting line for system A Compressor connecting line for system B Grille assembly Rubber supporter...
  • Page 55 AUX Air Conditioner Service manual Fan motor Cushion Six-angle nut Steel grille Big panel Handle Left-hand holder plate Small panel...

  • Page 56: Section 8 Cooling Cycle Diagram

    AUX Air Conditioner Service manual Section 8 Cooling Cycle Diagram The following chart shows the schematic circuit of the heat pump model.odd cool model only applies the cooling process（without four way valve） Cooling Cycle Diagram 1 four way valve 2 capillary tube...

  • Page 57: Section 9 Wiring Diagram

    AUX Air Conditioner Service manual Section 9 Wiring Diagram Applicable to HS \E 1. Indoor Unit Auto Button Multi-Heat Indoor Unit Electric Chart 2. Outdor Unit a. Heat Pump Model Controlling Panel Overcurrent Protector Overcurrent Protector Multi-Heat Two Split System...
  • Page 58 AUX Air Conditioner Service manual b. Single Cooling Model...
  • Page 59 3. Wiring diagram for Original Multi type a. Indoor unit Wiring diagram b. Outdoor unit Wiring diagram...

  • Page 60: Section 10 Service Record

    AUX Air Conditioner Service manual Section 10 Service Record Date Page Part Cause Report...

This manual is also suitable for:

El seriesHs series

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