Haier HSU-09H03/U Service Manual
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Haier HSU-09H03/U Service Manual

Haier HSU-09H03/U Service Manual

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  • Page 1 ON/OFF HSU-09H03/U(ZXF) HSU-12H03/U(ZXF) https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
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  • Page 4: Safety Cautions

    HSU-09,12H03/U(ZXF) Introduction 1. Introduction 1.1 Safety Cautions Be sure to read the following safety cautions before conducting repair work. The caution items are classified into “Warning” and “Caution”. The “Warning” items are especially important since they can lead to death or serious injury if they are not followed closely. The “Caution” items can also lead to serious accidents under some conditions if they are not followed.

  • Page 5: Cautions Regarding Products After Repair

    HSU-09,12H03/U(ZXF) Introduction Warning Do not repair the electrical components with wet hands. Working on the equipment with wet hands can cause an electrical shock. Do not clean the air conditioner by splashing water. Washing the unit with water can cause an electrical shock.
  • Page 6 HSU-09,12H03/U(ZXF) Introduction Warning Be sure to use an exclusive power circuit for the equipment, and follow the technical standards related to the electrical equipment, the internal wiring regulations and the instruction manual for installation when conducting electrical work. Insufficient power circuit capacity and improper electrical work can cause an electrical shock or fire. Be sure to use the specified cable to connect between the indoor and outdoor units.

  • Page 7: Inspection After Repair

    HSU-09,12H03/U(ZXF) Introduction 1.1.3 Inspection after Repair Warning Check to make sure that the power cable plug is not dirty or loose, then insert the plug into a power outlet all the way. If the plug has dust or loose connection, it can cause an electrical shock or fire. If the power cable and lead wires have scratches or deteriorated, be sure to replace them.

  • Page 8: Using Icons List

    HSU-09,12H03/U(ZXF) Introduction 1.1.4 Using Icons Icons are used to attract the attention of the reader to specific information. The meaning of each icon is described in the table below: 1.1.5 Using Icons List Icon Type of Information Description A “note” provides information that is not indispensable, but may Note: Note nevertheless be valuable to the reader, such as tips and tricks.
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  • Page 13 HSU-09,12H03/U(ZXF) CN13 CN14 CN11 CN10 CN12 https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...

  • Page 14: Functions And Control

    HSU-09,12H03/U(ZXF) Functions and Control 5 Functions and control 5.1 main functions and control specifications Including brief introduction to air conditioners of series models and electric control function. When the system runs under "automatic" mode for the first time, it will determine the Automatic running operating mode according to the follows, Tr Ts-3...
  • Page 15 HSU-09,12H03/U(ZXF) Functions and Control State1 State2 State3 Ts-1 Ts+2 Ts+2 Warm start When heating running begins, indoor fan will conduct the following fan control: If the temperature of indoor coil pipe is 23 , start lower wind speed; If the temperature of indoor coil pipe is or the running time of compressor 4 minutes, turn to setting wind speed.
  • Page 16 HSU-09,12H03/U(ZXF) Functions and Control Note: Sequence of defrosting actions: 9minutes C ompressor Four-way valve Outdoor fan 1min 1min Under refrigerating and dehumidifying state, the air conditioner will control the outdoor fan as per the temperature Tp of the indoor coil pipe according to the following conditions: Freezing Compressor ,outdoor fan...
  • Page 17 HSU-09,12H03/U(ZXF) Functions and Control When the air conditioner is in OFF state, press the emergency switch for 5 seconds till hearing 2 sounds of click from the buzzer, then the air conditioner will turn to the trial run state. The unit will run in the refrigerating mode and the indoor fan will run in high wind Trial run function speed mode.
  • Page 18 HSU-09/12H03/U(ZXF) Executive function after 2 seconds by After receiving remote control signal, the mainboard doesn’t enter the corresponding remoter control: instruction task until 2 seconds elapse. Timer function: You can set 24-hour timer on or timer off as required, and the minimum time unit is 1 minute.

  • Page 19: Function Of Main Thermistor

    HSU-09/12H03/U(ZXF) 5.2 Function of Main Thermistor Note: A: Indoor heat-exchange sensor Indoor heat-exchange sensor 1.The indoor heat exchanger thermistor is used for anti-icing control .During the cooling operation, if the heat exchanger temperature in the room where operation is halted becomes 0°C, it is assumed as icing.

  • Page 20: Value Of Thermistor

    HSU-09,12H03/U(ZXF) Functions and Control 5.3 Value of Thermistor Room sensor R25 =23K ±3.5% B25 /50 =4200K±3% Max.(K ) Normal(K ) Min.(K ) Tolerance( ) Temp.( ) 568.8372 501.0746 440.8435 -1.97 1.75 530.9600 468.6491 413.1441 -1.95 1.74 495.8488 438.5314 387.3645 -1.93 1.72 463.2850 410.5433...
  • Page 21 HSU-09,12H03/U(ZXF) Functions and Control 59.4984 55.9729 52.5917 -1.20 1.15 56.3905 53.1320 50.0006 -1.17 1.13 53.4631 50.4521 47.5523 -1.15 1.11 50.7048 47.9230 45.2384 -1.13 1.09 48.1049 45.5355 43.0505 -1.10 1.07 45.6534 43.2808 40.9813 -1.08 1.04 43.3410 41.1509 39.0236 -1.05 1.02 41.1592 39.1381 37.1708 -1.03...
  • Page 22 HSU-09,12H03/U(ZXF) Functions and Control 7.3580 6.8556 6.3797 -1.85 1.76 7.0796 6.5884 6.1237 -1.90 1.79 6.8131 6.3329 5.8793 -1.94 1.83 6.5581 6.0887 5.6459 -1.99 1.87 6.3140 5.8552 5.4230 -2.03 1.91 6.0802 5.6318 5.2100 -2.07 1.95 5.8563 5.4181 5.0065 -2.12 1.99 5.6417 5.2136 4.8120 -2.16...
  • Page 23 HSU-09,12H03/U(ZXF) Functions and Control 1.5650 1.3900 1.2331 -4.08 3.66 1.5180 1.3470 1.1937 -4.13 3.70 1.4726 1.3054 1.1559 -4.19 3.75 1.4287 1.2654 1.1194 -4.24 3.80 1.3864 1.2268 1.0842 -4.30 3.84 1.3455 1.1895 1.0503 -4.36 3.89 1.3060 1.1535 1.0176 -4.42 3.94 1.2679 1.1188 0.9860 -4.47...
  • Page 24 HSU-09.12H03/U(ZXF) Pipe Sensor R25 =10K B25 /50 =3700K 3% Temp.(( )) Max.(K ) Normal(K ) Min.(K ) Tolerance( ) 165.2170 147.9497 132.3678 -1.94 1.75 155.5754 139.5600 125.0806 -1.93 1.74 146.5609 131.7022 118.2434 -1.91 1.73 138.1285 124.3392 111.8256 -1.89 1.71 130.2371 117.4366 105.7989 -1.87...
  • Page 25 HSU-09.12H03/U(ZXF) 18.2580 17.4331 16.6305 -1.06 1.03 17.4442 16.6782 15.9315 -1.03 1.01 16.6711 15.9601 15.2657 -1.01 0.99 15.9366 15.2770 14.6315 -0.98 0.96 15.2385 14.6268 14.0271 -0.96 0.94 14.5748 14.0079 13.4510 -0.93 0.92 13.9436 13.4185 12.9017 -0.91 0.90 13.3431 12.8572 12.3778 -0.88 0.87 12.7718 12.3223...
  • Page 26 HSU-09.12H03/U(ZXF) 3.0919 2.8922 2.7029 -2.04 1.93 2.9909 2.7948 2.6092 -2.08 1.97 2.8936 2.7012 2.5193 -2.13 2.01 2.8000 2.6112 2.4328 -2.17 2.05 2.7099 2.5246 2.3498 -2.22 2.09 2.6232 2.4413 2.2700 -2.26 2.13 2.5396 2.3611 2.1932 -2.31 2.17 2.4591 2.2840 2.1195 -2.36 2.21 2.3815 2.2098...
  • Page 27 HSU-09.12H03/U(ZXF) 0.7848 0.7036 0.6303 -4.34 3.92 0.7641 0.6845 0.6127 -4.40 3.97 0.7441 0.6661 0.5957 -4.46 4.02 0.7247 0.6482 0.5792 -4.51 4.07 0.7059 0.6308 0.5632 -4.57 4.12 0.6877 0.6140 0.5478 -4.63 4.16 0.6700 0.5977 0.5328 -4.69 4.21 0.6528 0.5820 0.5183 -4.74 4.26 0.6361 0.5667...

  • Page 28: System Configuration

    HSU-09.12H03/U(ZXF) System Configuration 6. System Configuration 6.1 System Configuration After the installation and test operation of the room air conditioner have been completed, it should be operated and handled as described below. Every user would like to know the correct method of operation of the room air conditioner, to check if it is capable of cooling (or heating) well, and to know a clever method of using it.In order to meet this expectation of the users, giving sufficient explanations taking enough time can be said to reduce about 80% of the requests for servicing.

  • Page 29: Safety Instructions And Warnings

    HSU-09,12H03/U(ZXF) System Configuration 6.2 Instruction Cautions Disposal of the old air conditioner Safety Instructions and Warnings Before disposing an old air conditioner that Before starting the air conditioner, read the goes out of use, please make sure it's inop- information given in the User's Guide caref- erative and safe.

  • Page 30: Specifications

    HSU-09,12H03/U(ZXF) System Configuration Cautions 7. The appliance is not intended for use Do not obstruct or cover the ventilation by young children or infirm persons grille of the air conditoner.Do not put fingers without supervision. or any other things into the inlet/outlet and swing louver.

  • Page 31: Safety Instruction

    HSU-09,12H03/U(ZXF) System Configuration Cautions Safety Instruction Please read the following Safety Instructions carefully prior to use. The instructions are classified into two levels, WARNING and CAUTION according to the seriousness of possible risks and damages as follows. Compliance to the instructions are strictly required for safety use.
  • Page 32 HSU-09,12H03/U(ZXF) System Configuration Cautions WARNING When abnormality such as burnt-small found, Use an exclusive power source with a immediately stop the operation button and circuit breaker contact sales shop. STRICT ENFORCEMENT Connect power supply cord Use the proper voltage Do not use power supply cord to the outlet completely extended or connected in halfway STRICT...

  • Page 33: Parts And Functions

    HSU-09,12H03/U(ZXF) System Configuration Parts and Functions Indoor unit Air Purifying Filter Outlet (inside) Inlet Air filter(inside) Inlet grille UV light degerming display board(inside) device (inside) Vertical flap Anion generator (adjust up and down air flow. (inside) Don't adjust it manually) Horizontal louver(inside) Power plug (adjust left and right air flow)
  • Page 34 Parts and Functions 15 23 10. ON/OFF button Used for unit start and stop. 11. TIMER ON display 12. FAN SPEED display AUTO 13. LOCK display FRESH 14. SWING UP/DOWN display 15. SLEEP display 16. HEALTH display POWER/SOFT 17.FRESH AIR display 18.
  • Page 35 HSU-09,12H03/U(ZXF) System Configuration Parts and Functions Clock Set When unit is started for the first time and after replacing batteries in remote controller, clock should be adjusted as follows: FRESH 1. Press CLOCK button,"AM" or "PM" flashes. 2. Press to set correct time. Each press will increase or decrease HUMIDITY POWER/SOFT 1 min.

  • Page 36: Operation

    Operation HEALTH operation 1.Unit start Remote controller Press ON/OFF on the remote controller, unit starts. Health function includes health anion function, UV light degerming function. 2.Health anion function Press HEALTH button. For each press, is displayed. Air conditioner starts health anion function operation. For twice press, disappears,the operation stops.

  • Page 37: Auto Operation

    Operation Auto Operation 1. Unit start Remote controller Press ON/OFF on the remote controller, unit starts. 2.Select operation mode Press MODE button. For each press, operation mode changes as follows: Remote controller: AUTO COOL HEAT Then Select Auto operation 3.Select temp.setting Press TEMP.

  • Page 38: Cool Operation

    Operation Cool Operation Remote controller 1. Unit start Press ON/OFF on the remote controller, unit starts. 2.Select operation mode Press MODE button. For each press, operation mode changes as follows: Remote controller: AUTO COOL HEAT Then Select COOL operation 3.Select temp.setting Press TEMP.

  • Page 39: Dry Operation

    Operation Dry Operation Remote controller 1. Unit start Press ON/OFF on the remote controller, unit starts. 2.Select operation mode Press MODE button. For each press, operation mode changes as follows: Remote controller: AUTO COOL HEAT Then Select DRY operation 3.Select temp.setting Press TEMP.

  • Page 40: Fan Operation

    Operation Fan Operation 1. Unit start Remote controller Press ON/OFF on the remote controller, unit starts. 2.Select operation mode Press MODE button. For each press, operation mode changes as follows: Remote controller: AUTO COOL HEAT Then Select FAN operation 3.Fan speed selection Press FAN button.

  • Page 41: Heat Operation

    HSU-09,12H03/U(ZXF) System Configuration Operation Heat Operation 1. Unit start Remote controller Press ON/OFF on the remote controller, unit starts. 2.Select operation mode Press MODE button. For each press, operation mode changes as follows: Remote controller: AUTO COOL HEAT Then Select HEAT operation 3.Select temp.setting Press TEMP.

  • Page 42: Air Flow Direction Adjustment

    HSU-09,12H03/U(ZXF) System Configuration Operation Air Flow Direction Adjustment 1.Status display of air sending Vertical flap Horizontal louvers Pos.1 Pos.1 Pos.2 Pos.2 Pos.3 Pos.3 FRESH Pos.4 Pos.4 POWER/SOFT Pos.5 Pos.5 Pos.6 Pos.6 (Auto swing) Pos.7 Pos.8 2.Up and down air flow direction For each press of button, air flow direction on remote controller displays as follows according to different operation modes:...

  • Page 43: Sleep Operation

    HSU-09,12H03/U(ZXF) System Configuration Operation Sleep Operation Before going to bed, you can simply press the SLEEP button and unit will operate in SLEEP mode and bring you a sound sleep. SLEEP operation starts SLEEP operation stops Use of SLEEP function Approx.6hrs After the unit starts, set the operation status, then press SLEEP button before which the...
  • Page 44 Operation Timer On/Off Operation Set clock correctly before starting TIMER operation. 1. After unit starts, select your desired operation mode Remote Controller Operation mode will be displayed on LCD. 2. Timer mode selection Press TIMER button to change TIMER mode. Every time the button is pressed, display changes as follows: Remote controller: BLANK...
  • Page 45 Operation Timer On-Off Operation Set clock correctly before starting TIMER operation. Remote Controller 1. After unit starts, select your desired operation mode Operation mode will be displayed on LCD. 2. Timer mode selection Press TIMER button to change TIMER mode. Every time the button is pressed, display changes as follows: Remote controller: BLANK...

  • Page 46: Power Operation

    HSU-09,12H03/U(ZXF) System Configuration Operation POWER/SOFT Operation POWER Operation When you need rapid heating or cooling, you can use this function. Remote controller Selecting of POWER operation Press POWER/SOFT button. Every time the button is pressed,display changes as follows: BLANK POWER SOFT Stop the display at In POWER operation status:...
  • Page 47 HSU-09,12H03/U(ZXF) System Configuration Operation Health airflow Operation 1.Press ON/OFF to starting Remote controller The liquid crystal will display the working state of last time (Except timer, sleeping, power/soft and health airflow). Setting the comfort work conditions. 2.The setting of health airflow function 1).Press the button of health airflow, appears on the display.

  • Page 48: Emergency And Test Operation

    Operation Emergency and Test Operation Emergency operation: Use this operation only when the remote controller is defective or lost. When the emergency operation switch is pressed,the" Pi "sound is heard once, which means the start of this operation. In this operation, the system automatically selects the operation modes, cooling or heating, according to the room temperature.

  • Page 49: Maintenance

    Maintenance For Smart Use of The Air Conditioner Setting of proper room Do not block the air inlet temperature or outlet Proper temperature Close doors and windows Use the timer effectively during operation During cooling operation prevent the penetration of direct sunlight with curtain or blind Use the louvers effectively...

  • Page 50: Air Filter Cleaning

    Maintenance For Smart Use of The Air Conditioner WARNING Before maintenance,be sure to turn off the system and the circuit breaker. Remote Controller Indoor Body Wipe the air conditioner by using a soft and dry cloth.For serious stains,use a neutral detergent diluted with water.Wring the water Do not use water, wipe the controller with a out of the cloth before wiping.then wipe off...
  • Page 51 Maintenance Replancement of Air Purifying Filter 1.Open the lnlet Grille Open the inlet grille by pushing each ends of the inlet grille upward.(use thumbs to push 2.Detach the standard air filter Slide the knob slightly upward to release the filter, then withdraw it. 3.Attach old Air Purifying Filter Put air purifying filter appliances into the Detach old Air Purifying Filter...
  • Page 52 HSU-09,12H03/U(ZXF) System Configuration Maintenance To Keep Your Air conditioner in Good Condition after Season. Operate in cooling mode for 2-3 hours. To prevent breeding mold or bad smell, be sure to operate at the designated temperature or 30 C,cooling mode and High speed fan mode for 2-3 hours. Put off the power supply cord.

  • Page 53: Cleaning The Standard Air Filter

    HSU-09,12H03/U(ZXF) System Configuration Maintenance Before Setting in High season Cleaning the standard air filter. Operation without filter may cause troubles.Be sure to attach both right and left filters prior to the operation. Each of them are of different shapes. Connecting the earthing cable. Caution Incomplete earthing may cause an electric shock.

  • Page 54: Troubleshooting

    HSU-09,12H03/U(ZXF) System Configuration Trouble shooting Before asking for service, check the following first. Phenomenon Cause or check points The system does not restart When unit is stopped, it won't restart immediately. immediately until 3 minutes have elapsed to protect the system. When the electric plug is pulled out and reinserted, the protection circuit will work for 3 minutes to protect the air conditioner.
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  • Page 56 HSU-09,12H03/U(ZXF) Service Diagnosis Troubleshooting * Caution Be sure to turn off power switch before connect or disconnect connector, else parts damage may be occurred. whether terminal CN6 on Pull out the terminals on the indoor mainboard and indoor PCB contact wellt? reinsert them Correct the connection Pull the sensor out of the mainboard...

  • Page 57: Fan Motor(Ac Motor) Or Related Abnormality

    HSU-09,12H03/U(ZXF) Service Diagnosis 7.2.2 Indoor EEPROM error Indoor Display Method of The date received from EEPROM is checked whether normal Malfunction Detection Malfunction When the date sent from EEPROM cannot be received normally , or when EEPROM is not Decision detected Conditions Supposed...
  • Page 58 HSU-09,12H03/U(ZXF) Service Diagnosis Troubleshooting whether terminal CN2 and Pull out and reinsert the terminals CN14 on indoor PCB well inserted or not? Electrify the machine again and turn it on in the cooling operation, Measure voltage between the positions 1 ( red wire) and 5( black wire) of Terminal CN14 on the indoor PCB the voltage is about the indoor pcb is damaged and need replace...

  • Page 59: Necessary Tools For Installation

    H03/U(ZXF) 8 Installation Read this manual before installation Explain sufficiently the operating means to the user according to this manual. Necessary Tools for Installation 1.Driver 5.Torque wrench(17mm,22mm,26mm) 9.Nipper 12.Reamer 2.Hacksaw 6.Pipe cutter 10.Gas leakage detector or 3.Hole core drill 7.Flaring tool soap-and-water solution 4.Spanner(17,19 and 26mm) 8.Knife...
  • Page 60 (Unit:mm) (Unit:mm) Freshair-3 Freshair-2 HSU-09C03/U(ZXF) HSU-09H03/U(ZXF) HSU-12C03/U(ZXF) HSU-12H03/U(ZXF) HSU-18C03/U(ZXF) Fix the unit to concrete or block with bolts( 10mm) and nuts firmly and horizontally. Fixing of outdoor unit When fitting the unit to wall surface, roof or rooftop, fix a supporter surely with nails or wires in consideration of earthquake and strong wind.

  • Page 61: Indoor Unit

    H03/U(ZXF) Indoor unit 1.Fitting of the Mounting Plate and Positioning of the wall Hole When the mounting plate is first fixed 1.Carry out, based on the neighboring pillars or lintels, the mounting plate must be fixed horizontally. Otherwise,condensed water may overflow the water container. Then temporarily fasten the plate with one steel nail.
  • Page 62 Indoor unit 1. Insert the drain hose into the dent of heat insulation materials of indoor unit. 2. Insert the indoor/outdoor electric cable from backside of indoor unit, and pull it out on the front side, then connect them. 3. Coat the flaring seal face with refrigerant oil and connect pipes. Cover the connection part with heat insulation materials closely, and make sure fixing with adhesive tape Heat insulation material...
  • Page 63 To indoor unit YEL/GRN BLK WHT BLK WHT YEL/GRN To outdoor fresh air motor The connecting method of HSU-09H03/U(ZXF) HSU-09C03/U(ZXF) HSU-18C03/U(ZXF) fresh air box signal wire HSU-12H03/U(ZXF) HSU-12C03/U(ZXF) 5.Installation instruction on the indoor part of the fresh air device(optional) Two ways for the installation of indoor part, as illustrated:...

  • Page 64: Outdoor Unit

    H03/U(ZXF) Outdoor unit 1.Installation of Outdoor Unit Drawing for the installation of indoor and outdoor units Install according to 2.Connection of pipes To bend a pipe, give the roundness as large as possible not to crush the pipe. Connecting the pipe of gas side first makes working easier. The max vertical distance between the indoor unit and the outdoor unit is 5 m.
  • Page 65 If no gas is discharged, tighten flare nut with specified torque. (4) Open 2-way and 3-way valves Freshair-3 using specified torque. Freshair-2 HSU-09H03/U(ZXF) HSU-12H03/U(ZXF) (5) Tighten the caps on the valves HSU-18C03/U(ZXF) with specified torque. 2-way valve 6.35mm(1/4") 3-way valve 9.52mm(3/8")
  • Page 66 1.Power Source Installation The power source must be exclusively used for air conditioner. (Over I0A) In the case of installing an air conditioner in a moist place, please install an earth leakage breaker. For installation in other places, use a circuit breaker as far as possible. 2.Cutting and Flaring Work of Piping Pipe cutting is carried out with a pipe cutter and burs must be removed.
  • Page 67 -refresh system installation manual Welcome to use O -Refresh air conditioner, This installation manual introduces deal the installation steps of O -Refresh system and the cushions. For correctly installing and using O -refresh system,please read this manual carefully before installation. packing list: Name Amount...
  • Page 68 3.Bend connector Connect to full energy recovery exchanger's pipe Connect to outdoor side of room air pipe 4.Room air pipe Indoor side of room air pipe Outdoor side of room air pipe Full energy recovery exchanger Room air exit Fresh air filter Fresh air entrance Power and controling block with the pyroshink jacket...
  • Page 69 Room air exit Fresh entrance Fresh air filter Fresh air exit Room air entrance, connect room air pipe Installation manual 1.The main unit installation Fixation screw Outdoor unit According to the drawing, install the full energy recovery exchanger on the corresponding place of the outdoor unit, and fix the fittings on the outdoor unit cover with the screws.
  • Page 70 2.Small size outdoor unit installation sketch Fixation screw According to this sketch, follow this step when install the full energy recovery exchanger on the small out door unit: 1. Unscrew the fixation screws in outdoor unit cover 2. Fix the full energy recovery exchanger on the cover of outdoor unit with the appended screws.
  • Page 71 3.power block installation There are two terminal blocks F and G on the full energy recovery exchanger. F block is power phase string and controlling block, which connects with power string. G block is the ground-connecting block, which connects the zero string end in the terminal box.

  • Page 72: Installation Of Indoor Unit

    Installation of indoor unit As intallation of the fresh air system,we have two choices. One is installing the connecting pipe from back, another is from side,both of this two choices should finished the connection before fixing on the wall. Install the connecting pipe from back of the indoor TOP side unit:...
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  • Page 104: Piping Diagrams

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