Airwell AW-HDL007-N91 Service Manual

Airwell AW-HDL007-N91 Service Manual

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Service Manual
HDL.High.Wall
AW-HDL007-N91
7SP023110
R32
English Manual
IMPORTANT NOTE:
Read this manual carefully before installing or operating your new air conditioning unit. Make sure to
save this manual for future reference.
20.AW.HDL.07.R32.SM.EN.05.26

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Summary of Contents for Airwell AW-HDL007-N91

  • Page 1 Service Manual HDL.High.Wall AW-HDL007-N91 7SP023110 English Manual IMPORTANT NOTE: Read this manual carefully before installing or operating your new air conditioning unit. Make sure to save this manual for future reference. 20.AW.HDL.07.R32.SM.EN.05.26...
  • Page 2: Table Of Contents

    Service Manual Table of Contents Part Ⅰ : Technical Information ...............1 1. Summary ........................1 2. Specifications ......................2 2.1 Specification Sheet......................2 2.2 Noise Criteria Curve Tables for Both Models ..............3 3. Outline Dimension Diagram ................4 4. Refrigerant System Diagram ..............5 5. Electrical Part ......................6 5.1 Wiring Diagram.........................6 5.2 PCB Printed Diagram .......................7...
  • Page 3: Part Ⅰ : Technical Information

    Service Manual Part Ⅰ : Technical Information 1. Summary Indoor Unit: AW-HDL007-N91 Remote Controller: RC08A Caution: Risk of fire/flammable material Technical Information...
  • Page 4 Service Manual Model AW-HDL007-N91 Product Code 7SP023110 Rated Voltage 220-240 Rated Frequency Phases Cooling Capacity 2100 Heating Capacity 2600 Air Flow Volume (SH/H/M/L) 560/490/430/330 Dehumidifying Volume Fan Type Fan Diameter-height Ф98X580 Fan Motor Speed (SH/H/M/L) Cool 1300/1200/1050/800 Fan Motor Speed (SH/H/M/L) Heat...
  • Page 5: Noise Criteria Curve Tables For Both Models

    Service Manual 2.2 Noise Criteria Curve Tables for Both Models Middle High Super High Indoor Fan Motor Rotating Speed Technical Information...
  • Page 6: Outline Dimension Diagram

    Service Manual 3. Outline Dimension Diagram 168.5 159.5 07/09K Φ55 Φ55 Unit:mm Model Ф55 Ф55 Ф55 Ф55 Ф70 Ф70 Technical Information...
  • Page 7: Refrigerant System Diagram

    Service Manual 4. Refrigerant System Diagram outdoor indoor filter A heat exchanger filter outdoor heat exchanger 4-way valve B heat exchanger filter high pressure switch discharge silencer C heat exchanger discharge temperature sensor filter D heat exchanger gas -liquid separator filter A1:A unit electronic expansion valve B1:B-unit electronic expansion valve C1:C-unit electronic expansion valve D1:D-unit electronic expansion valve...
  • Page 8: Electrical Part

    White Green Jumper cap Yellow Brown COMP Compressor Blue Grounding wire YEGN Yellow/Green Black Violet Orange Note: Jumper cap is used to determine fan speed and the swing angle of horizontal lover for this model. ● Indoor Unit AW-HDL007-N91 60000700068803...
  • Page 9: Pcb Printed Diagram

    5.2 PCB Printed Diagram Top view Name Interface of health function neutral wire Neutral wire Interface of indoor fan Auto button Interface of up&down swing motor Interface of PG feedback WIFI Temperature sensor Display board Jumper cap Communication wire Terminal with outdoor of power supply live wire terminal Live wire Fuse...
  • Page 10: Function And Control

    6. Function and Control 6.1 Remote Controller Introduction...
  • Page 11 PRECAUTIONS TEMPERATURE SETTING BUTTONS DISPLAY TRANSMITTER SENSOR - (cooler) Press this button to decrease the Information are displayed when the remote control unit is powered up. Air temperature sensor When you press the set temperature. Operation Mode inside the remote buttons of the remote + (warmer) Press this button to increase the Automatic...
  • Page 12 USING THE REMOTE CONTROL UNIT OPERATION HOW TO INSTALL BATTERIES TEMPERATURE SENSOR SELECTOR Remove the lid in the rear part of the remote control unit. Under normal conditions the room temperature is detected and checked by the Insert two AAA alkaline batteries of 1,5 V-DC.Make sure to insert the batteries temperature sensor placed in the air conditioner.
  • Page 13 OPERATION OPERATION COOLING NOTE For several minutes after the start of heating operation, the indoor fan will not run until Verify that the unit is connected to the main the indoor heat exchanger coil has warmed up sufficiently. This is because the COLD power and the STANDBY lamp is lighted up.
  • Page 14 OPERATION OPERATION DEHUMIDIFYING (DRY) MANUAL If you want to manually adjust speed just set the FAN SPEED selector as desired. Each time the button is pressed, the fan speed is changed in sequence: 1. Set the MODE selector switch to “DRY” 2.
  • Page 15 OPERATION OPERATION SETTING THE TIMER In cooling mode or dehumidifying mode, 1 hour after the sleep curve is set, the setting temperature will rise by 1 degree C , 2 hours later, the setting temperature will rise by 2 degree C. After 3 hours, the setting temperature will not change any more. The timer can be selected by pressing TIMER ON button.
  • Page 16 OPERATION OPERATION C) HOW TO SET A PROGRAM FOR DAILY ON/OFF OPERATION Set vertical vanes to the front position during COOLING/DRY operation if humidity is high. 1. Press the TIMER OFF button to select the desired timer. If the vertical vanes are set to the left-most or right-most position, condensation may 2.
  • Page 17: Part Ⅱ : Installation And Maintenance

    Service Manual Part Ⅱ : Installation and Maintenance 7. Notes for Installation and Maintenance Safety Precautions: 10. If the power cord or connection wire is not long enough, please get the specialized power cord or connection wire Important! from the manufacture or distributor. Prohibit prolong the wire by yourself.
  • Page 18 Service Manual Safety Precautions for Installing and Relocating the Unit: To ensure safety, please be mindful of the following precautions. Warnings 1. When installing or relocating the unit, be sure to keep the refrigerant circuit free from air or substances other than the specified refrigerant.
  • Page 19 Safety Operation of Flammable Refrigerant Qualification requirement for installation and maintenance man ●All the work men who are engaging in the refrigeration system should bear the valid certification awarded by the authoritative organization and the qualification for dealing with the refrigeration system recognized by this industry. If it needs other technician to maintain and repair the appliance, they should be supervised by the person who bears the qualification for using the flammable refrigerant.
  • Page 20 Service Manual Main Tools for Installation and Maintenance 1. Level meter, measuring tape 2. Screw driver 3. Impact drill, drill head, electric drill 4. Electroprobe 5. Universal meter 6. Torque wrench, open-end wrench, inner hexagon spanner 7. Electronic leakage detector 8.
  • Page 21: Installation

    8. Installation 8.1 Installation Dimension Diagram Space to the wall At least 15cm At least 15cm Space to the wall Drainage pipe...
  • Page 22 Service Manual Installation procedures Start installation Preparation before installation Read the requirements select installation Prepare tools for electric connection location Select indoor unit Select outdoor unit installation location installation location Install the support of outdoor unit Install wall-mounting (select it according to the actual situation) frame, drill wall holes Connect pipes of indoor Fix outdoor unit...
  • Page 23: Installation Parts-Checking

    8.4 Requirements for electric connection 8.2 Installation Parts-checking 1. Safety Precaution (1) Must follow the electric safety regulations when installing Name Name the unit. Indoor unit Sealing gum (2) According to the local safety regulations, use qualified Outdoor unit Wrapping tape power supply circuit and air switch.
  • Page 24 Service Manual 3. Install Wall-mounting Frame 5. Connect the Pipe of Indoor Unit (1) Choose the position of piping hole according to the direction (1) Aim the pipe joint at the corresponding bellmouth.(As show of outlet pipe. The position of piping hole should be a little in Fig.5) lower than the wall-mounted frame.(As show in Fig.1) (2) Pretightening the union nut with hand.
  • Page 25 7. Connect Wire of Indoor Unit Indoor and outdoor power cord (1) Open the panel, remove the screw on the wiring cover and Indoor unit then take down the cover.(As show in Fig.11) pipe screw panel Fig.14 Liquid pipe Band Drain hose Drain hose Connection pipe...
  • Page 26: Check After Installation And Test Operation

    Service Manual 8.6 Check after Installation and Test Operation 1. Check after Installation Check according to the following requirement after finishing installation. Items to be checked Possible malfunction Has the unit been The unit may drop, shake or installed firmly? emit noise.
  • Page 27: Maintenance

    Service Manual 9. Maintenance 9.1 Error Code 1. Malfunction display requirement When there are several malfunctions, they will be displayed circularly. 2. Malfunction display method (1) Hardware malfunction: immediate display; refer to “error code list”; (2) Operation state: immediate display; refer to “error code list”; (3) Other malfunctions: it is displayed after the compressor stops for 200s;...
  • Page 28 Service Manual Recovery refrigerant mode operation status blink once blink once Startup failure blink 11 times Compressor exhaust high temperature protection blink 4 times Anti-high temperature protection blink 8 times AC over-current protection blink 5 times It can be displayed Over compressor phase current protection blink 15 times through remote...
  • Page 29 Service Manual 1. Malfunction of Temperature Sensor F1, F2 Main detection points: ● Is the wiring terminal between the temperature sensor and the controller loosened or poorly contacted? ● Is there short circuit due to trip-over of the parts? ● Is the temperature sensor broken? ●...
  • Page 30 Service Manual 2. Malfunction of Blocked Protection of IDU Fan Motor H6 Main detection points: ● SmoothlyIs the control terminal of PG motor connected tightly? ● SmoothlyIs the feedback interface of PG motor connected tightly? ● The fan motor can't operate? ●...
  • Page 31 Service Manual 3. Malfunction of Protection of Jumper Cap C5 Main detection points: ● Is there jumper cap on the mainboard? ● Is the jumper cap inserted correctly and tightly? ● The jumper is broken? ● The motor is broken? ●...
  • Page 32 Service Manual 4. Malfunction of Zero-crossing Inspection Circuit Malfunction of the IDU Fan Motor U8 Main detection points: ● Instant energization afte de-energization while the capacitordischarges slowly? ● The zero-cross detectioncircuit of the mainboard is defined abnormal? Malfunction diagnosis process: Start Turn power off for 1minute,the turn...
  • Page 33 Service Manual 5. Malfunction of Overcurrent Protection E5 Main detection points: ● Is the supply voltage unstable with big fluctuation? ● Is the supply voltage too low with overload? ● Hardware trouble? Malfunction diagnosis process: Start Normal fluctuation should be within 10 % Is malfunction Is the supply voltage unstable of the rated voltage on the nameplate...
  • Page 34 Service Manual 6. High temperature and overload protection (AP1 below means control board of outdoor unit) E8 Main detection points: ● If the outdoor ambient temperature is in normal range; ● If the indoor and outdoor fan are running normally; ●...
  • Page 35 Service Manual 7. Overload Protection Compressor H3 Main detection points: ● Heat exchange of unit is not good? (heat exchanger is dirty and unit radiating environment is bad) ● Fan motor is not working? ● Too much load of the system causes high temperature of compressor after working for a long time? ●...
  • Page 36 Service Manual 8. Malfunction of detecting plate(WIFI) JF Start check if the connection wire are correctly connected detecting Replace the plate with the same model Is malfunction eliminated Replace the mainboard with the same model The end Installation and Maintenance...
  • Page 37: Maintenance Method For Normal Malfunction

    Service Manual 9.2 Maintenance Method for Normal Malfunction 1. Air Conditioner Can't be Started Up Possible Causes Discriminating Method (Air conditioner Status) Troubleshooting Confirm whether it's due to power failure. If yes, No power supply, or poor After energization, operation indicator isn’t bright wait for power recovery.
  • Page 38 Service Manual 4. ODU Fan Motor Can't Operate Possible causes Discriminating method (air conditioner status) Troubleshooting Connect wires according to wiring diagram to Wrong wire connection, or poor Check the wiring status according to circuit make sure all wiring terminals are connected connection diagram firmly...
  • Page 39: Removal Procedure

    Service Manual 11. Removal Procedure Caution: discharge the refrigerant completely before removal. Step Procedure 1.Remove filter assy Front panel Open the front panel. Push the left and right filters to make them break away from the groove on the front case. Then Front remove the left and right filters one by case...
  • Page 40 Step Procedure Electric box cover 2 4. Remove electric box cover 2 and detecting plate(WIFI) Screw Remove the screws on the electric box cover 2 and detecting plate(WIFI), then remove the electric box cover 2 and Screws detecting plate(WIFI). Detecting plate (WIFI) 5.
  • Page 41 Step Procedure 7. Remove electric box assy Screw Loosen the connection clasps between shield cover of electric box sub-assy and Clasps electric box, and then remove the shield cover of electric box sub-assy. Remove the screw fixing electric box assy . Electric box Shield cover of electric box sub-assy...
  • Page 42 Step Procedure Instruction: Some wiring terminal of this product is with lock catch and other devices. Circlip The pulling method is as below: Holder 1.Remove the soft sheath for some terminals at first, hold the circlip and then pull out the terminals.
  • Page 43 Step Procedure 9. Remove motor and cross flow blade Remove the screws fixing motor clamp Screws and then remove the motor clamp. Motor clamp Cross flow Remove the screws at the connection Screw Motor place of cross flow blade and motor; lift Holder the motor and cross flow blade upwards sub-assy...
  • Page 44: Appendix

    Appendix: Appendix 1: Reference Sheet of Celsius and Fahrenheit Conversion formula for Fahrenheit degree and Celsius degree: Tf=Tcx1.8+32 Set temperature Fahrenheit Fahrenheit Fahrenheit display Fahrenheit display Fahrenheit display Fahrenheit Celsius (℃) Celsius (℃) Celsius (℃) temperature temperature temperature (℉) (℉) (℉)...
  • Page 45 Hard mold Note: Expander ● "A" is different according to the diameter, please refer to the sheet below: A(mm) Pipe Outer diameter(mm) Ф6 - 6.35 (1/4") Ф9.52 (3/8”) Ф12 - 12.70 (1/2”) Ф16 - 15.88 (5/8”) Smooth surface F:Inspection ● Check the quality of expanding port. If there is any blemish, expand the Improper expanding port again according to the steps above.
  • Page 46: Appendix 3: List Of Resistance For Temperature Sensor

    Appendix 3: List of Resistance for Temperature Sensor Resistance Table of Ambient Temperature Sensor for Indoor and Outdoor Units(15K) Temp( C) Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( Resistance(kΩ) 138.1 18.75 3.848 1.071 128.6 17.93 3.711 1.039 121.6 17.14 3.579 1.009 16.39 3.454...
  • Page 47 Resistance Table of Tube Temperature Sensors for Indoor and Outdoor (20K) Temp( C) Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( Resistance(kΩ) 181.4 25.01 5.13 1.427 171.4 23.9 4.948 1.386 162.1 22.85 4.773 1.346 153.3 21.85 4.605 1.307 20.9 4.443 1.269 137.2 4.289 1.233...
  • Page 48 Resistance Table of Discharge Temperature Sensor for Outdoor(50K) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) Temp( C) Resistance(kΩ) Temp( Resistance(kΩ) 853.5 18.34 4.75 799.8 93.42 17.65 4.61 89.07 16.99 4.47 703.8 84.95 16.36 4.33 660.8 81.05 15.75 4.20 620.8 77.35 15.17 4.08 580.6 73.83 14.62...
  • Page 49 Consult with the sales agency or manufacturer for details. ATTENTION : Le design et les données techniques sont donnés à titre indicatif et peuvent être modifiés sans préavis. AIRWELL RESIDENTIAL SAS 10,Rue du Fort de Saint Cyr, 78180 Montigny le Bretonneux- France www.airwell.com...

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