Haier R Series Service Manual
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Haier R Series Service Manual

Haier R Series Service Manual

Dc inverter wall mounted type
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  • Page 1 https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
  • Page 2 https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
  • Page 3 https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...

  • Page 4: Safety Cautions

    HSU-09,12H03/R(DB) 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 HSU-09,12H03/R(DB) 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 6: Inspection After Repair

    HSU-09,12H03/R(DB) 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 7: Using Icons List

    HSU-09,12H03/R(DB) 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.

  • Page 8: Cautions Regarding Products After Repair

    HSU-09,12H03/R(DB) 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.
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  • Page 12 https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
  • Page 13 PCB Detail PCB(1): Control PCB (Indoor unit) PCB(2) https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
  • Page 14 4.2 Outdoor unit Connectors PCB1 control PCB CN1 connector for CON20 in PCB2 for supply 310V CN5/CN6/CN7/CN8 connector for suction/defrost/ambient/compressor sensor CN11 connector for CN3 in PCB3 CN14 connector for electronic inflated valve CN16 connector for CN5 in PCB3 P7/P8/CN12 connector for fan motor P1 is grounded wiring P5 connector for N(IN) in PCB3 P6 connector for L(IN) in PCB3...
  • Page 15 PCB Detail PCB(1): Control PCB (outdoor unit) PCB(2) PCB(3) https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
  • Page 16 09,12H03/R(DB) Functions and control Note: See the list of functions for the functions applicable to different models. Set temperature This function will decide the outdoor-set’s running speed according to the domestic temperature and the set temperature. Control the indoor blower fan according to the need for temperature adjusting when the wind rate is automatic.
  • Page 17 09,12H03/R(DB) Functions and control Work out the deviation of temperature level as follows: Deviation heating mode: E=(Remote-control temperature+ modified value)-room temperature In cooling mode: E= room temperature -(Remote-control set temperature + modified value) E is minus and |E|> T Compressor The compressor stops after 120 seconds of continuous detection When the operation starts,according to the table above, the unit will operate according to the after-the- T-change parameters before the compressor...
  • Page 18 09,12H03/R(DB) Functions and control Within different levels, the indicated frequencies are(the frequency the Frequencies indoor unit transmits to the outdoor unit) as follows for different Under the silent mode, levels A-E have the same frequency with level F levels The maximum frequency value refers to the max value listed above. The maximum and minimum values for cooling and heating are the maximum and minimum values for correspondent items.
  • Page 19 09,12H03/R(DB) Functions and control When the wind volume is manually medium, the running speed is (strong+weak)/2. When it is automatically medium, the running speed is (strong automatic+ weak automatic)/2(not counted if it is not up to 10rpm) When the heat running starts or the frost removing ends and the compressor Warm boot starts again, in order to avoid cold wind, warm boot wind volume control should be done.
  • Page 20 09,12H03/R(DB) Functions and control stops and to SSLO in silent running mode)and then slightly weak. If the compressor stops when the heat running starts, the wind volume is remains for weak idle 3 minutes The wind volume is set by the remote-controler after the warm boot. Restart of the compressor select the wind volume by the temperature in the automatic wind volume...
  • Page 21 09,12H03/R(DB) Functions and control Silent The wind volume is SSLO after the compressor is on The wind volume will be kept SSLO within 20 seconds after the compressor hearing stops and then changes to weak Silent The wind volume is SSLO cooling If the blower fan starts working after receiving the remote-control order, the aion generator starts working and sends out aions.
  • Page 22 09,12H03/R(DB) Functions and control When the operation mode switches to automatic after the unit is powered on, the system will choose the operation mode acoording to the difference between the current set temperature and the room temperature. And then it will follow the selected mode to operate.
  • Page 23 09,12H03/R(DB) Functions and control whenTr <Ts+3 compressor operates frequency under 45HZ and outdoor fan operates by off and on. Compressor Operation Frequency Range Outdoor Temperature Heating 10RPM 110RPM 10RPM 110RPM Cooling 10RPM 98RPM 10RPM 98RPM Defrosting 88rpm Regardless of target frequency of indoor unit, each time when compressor is from off to on, Compressor it must maintain 58Hz,88Hz for one minute (Frequency will be immediately decreased Startup under the condition that outdoor unit air discharge temperature overheating protection is...
  • Page 24 09,12H03/R(DB) Functions and control Wind Speed Adjustment Table (based on ambient temperature and compressor frequency after compressor runs for 3 minutes) Cooling Compressor Frequency F<25Hz 25Hz<=F<45Hz 45Hz<=F Above 28 Low Wind High Wind High Wind Below 28 Low Wind Low Wind High Wind Heating Compressor Frequency F<25Hz...
  • Page 25 09,12H03/R(DB) Functions and control When data calculated by C TA falls into the range of -15 C TA , time Defrosting Time Interval interval between two defrosting cycles is 45 minutes. When data calculated by C TA falls into the range of C TA <-15 , time interval between two defrosting cycles is 65 minutes.
  • Page 26 09,12H03/R(DB) Functions and control High Work-intense Protection control Slow Drop Maintain Slow Rise P: Drop at the speed of 1Hz/10s Q: Maintain the previous instruction cycle. R: Rise at the speed of 1Hz/10s If TC>=65 and continues for 5s the compressor will shutdown, outdoor fault indicator lamp will blink and fault will not be reported to indoor unit.
  • Page 27 09,12H03/R(DB) Functions and control Note: A:Outdoor suction temperature sensor B: Exhaust temperature sensor C: Indoor heat-exchange sensor The outdoor heat exchanger thermistor is used for controlling target discharge temperature. Outdoor Suction The system sets a target discharge temperature according to the outdoor and indoor heat Temperature exchanger temperature, and controls the electronic expansion valve opening so that the target discharge temperature can be obtained.

  • Page 28: Value Of Thermistor

    HSU-09,12H03/R(DB) Functions and Control 5.4 Value of Thermistor 5.4.1 Indoor unit Room sensor R25 =23K ±3.5% B25 /50 =4200K±3% Temp.( ) Max.(K ) Normal(K ) Min.(K ) Tolerance( ) 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...
  • Page 29 HSU-09,12H03/R(DB) 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 30 HSU-09,12H03/R(DB) 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 31 HSU-09,12H03/R(DB) 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 32 HSU-09,12H03/R(DB) Functions and Control 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...
  • Page 33 HSU-09,12H03/R(DB) Functions and Control 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...
  • Page 34 HSU-09,12H03/R(DB) Functions and Control 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...
  • Page 35 HSU-09,12H03/R(DB) Functions and Control 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...
  • Page 36 HSU-09,12H03/R(DB) Functions and Control Humidity Sensor Tem perature Humidity Characteristics of HSU-07(for Reference) 5deg.C 25deg.C 45deg.C Reative Humidity (%RH) estic Air Conditioner https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
  • Page 37 HSU-09,12H03/R(DB) Functions and Control 5.4.2 Outdoor Unit Ambient Sensor, Suction Sensor, Defrosting Sensor R25 =10K B25 /50 =3700K 3% Temp.( ) Max.(K ) Tolerance( ) Normal(K ) Min.(K ) 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...
  • Page 38 HSU-09,12H03/R(DB) Functions and Control 20.0176 19.0621 18.1358 -1.11 1.07 19.1149 18.2270 17.3646 -1.08 1.05 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...
  • Page 39 HSU-09,12H03/R(DB) Functions and Control 3.3060 3.0989 2.9021 -1.95 1.85 3.1969 2.9935 2.8005 -2.00 1.89 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...
  • Page 40 HSU-09,12H03/R(DB) Functions and Control 0.8281 0.7436 0.6672 -4.23 3.83 0.8061 0.7233 0.6484 -4.29 3.88 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...
  • Page 41 HSU-09,12H03/R(DB) Functions and Control Discharging Sensor R80 =50K B25/80 =4450K 3% Temp.(( )) Max.(K ) Tolerance( ) Normal(K ) Min.(K ) 14646.0505 12061.7438 9924.4999 -2.96 2.45 13654.1707 11267.8730 9290.2526 -2.95 2.44 12735.8378 10531.3695 8700.6388 -2.93 2.44 11885.1336 9847.7240 8152.2338 -2.92 2.43 11096.6531 9212.8101...
  • Page 42 HSU-09,12H03/R(DB) Functions and Control 1109.4661 985.0146 873.7359 -2.33 2.08 1051.4226 934.9440 830.6210 -2.31 2.07 996.7169 887.6792 789.8583 -2.29 2.06 945.1404 843.0486 751.3077 -2.27 2.04 896.4981 800.8922 714.8380 -2.26 2.03 850.6086 761.0603 680.3265 -2.24 2.02 807.3024 723.4134 647.6580 -2.22 2.00 766.4212 687.8205 616.7252 -2.20...
  • Page 43 HSU-09,12H03/R(DB) Functions and Control 123.8956 117.2504 110.8618 -1.37 1.32 118.7926 112.5589 106.5564 -1.35 1.30 113.9241 108.0776 102.4388 -1.32 1.28 109.2784 103.7961 98.5000 -1.30 1.26 104.8443 99.7046 94.7315 -1.28 1.23 100.6112 95.7939 91.1253 -1.25 1.21 96.5692 92.0553 87.6735 -1.23 1.19 92.7088 88.4805 84.3690 -1.20...
  • Page 44 HSU-09,12H03/R(DB) Functions and Control 23.0205 21.8002 20.6261 -1.73 1.66 22.3055 21.1025 19.9465 -1.77 1.70 21.6159 20.4303 19.2924 -1.81 1.74 20.9508 19.7825 18.6626 -1.85 1.77 20.3091 19.1582 18.0563 -1.89 1.81 19.6899 18.5564 17.4723 -1.93 1.85 19.0924 17.9761 16.9098 -1.98 1.89 18.5157 17.4166 16.3680 -2.02...

  • Page 45: System Configuration

    HSU-09,12H03/R(DB) 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 46: Safety Instructions And Warnings

    HSU-09,12H03/R(DB) 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 47: Specifications

    HSU-09,12H03/R(DB) 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 48: Safety Instruction

    HSU-09,12H03/R(DB) 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 49 HSU-09,12H03/R(DB) 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 50: Parts And Functions

    HSU-09,12H03/R(DB) System Configuration Parts and Functions Indoor unit air ionization purify layer Outlet (inside) Inlet Air filter(inside) Vitamin C layer+ Bacteria-killing medium sets Inlet grille (inside) display board(inside) Vertical flap Anion generator (inside) (adjust up and down air flow. Don't adjust it manually) Horizontal louver(inside) (adjust left and right air Power plug...
  • Page 51 HSU-09,12H03/R(DB) System Configuration Parts and Functions 11 15 22 11. TIMER ON display 12. FAN SPEED display AUTO 13. LOCK display 14. SWING UP/DOWN display 15. SLEEP display PURIFY 16. HEALTH display 17. Operation mode display FRESH Operation mode AUTO COOL DRY HEAT FAN Remote controller...
  • Page 52 HSU-09,12H03/R(DB) 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 53: Cool Operation

    HSU-09,12H03/R(DB) System Configuration Operation Cool Operation Display board 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 COOL operation 3.Select temp.setting Press TEMP.

  • Page 54: Auto Operation

    HSU-09,12H03/R(DB) System Configuration Operation Auto Operation Display board 1. Unit start Press ON/OFF on the remote controller, unit starts. Remote controller 2.Select operation mode Press MODE button. For each press, operation mode changes as follows: Remote controller: AUTO COOL HEAT Select Auto operation Then 3.Select temp.setting...
  • Page 55 HSU-09,12H03/R(DB) System Configuration Operation HEALTH operation Display board 1.Unit start Press ON/OFF on the remote controller, unit starts. Remote controller AIP ionizing purification and negative ion functions Press Purify button. " " is displayed on the remote controller and " "...

  • Page 56: Dry Operation

    HSU-09,12H03/R(DB) System Configuration Operation Dry Operation Display board 1. Unit start Press ON/OFF on the remote controller, unit starts. 2.Select operation mode Remote controller 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 57: Fan Operation

    HSU-09,12H03/R(DB) System Configuration Operation Fan Operation Display board 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 FAN operation PURIFY 3.Fan speed selection...

  • Page 58: Heat Operation

    HSU-09,12H03/R(DB) System Configuration Operation Heat Operation 1. Unit start Press ON/OFF on the remote controller, unit starts. Remote controller 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 59: Air Flow Direction Adjustment

    HSU-09,12H03/R(DB) 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 PURIFY Pos.3 FRESH Pos.4 Pos.4 HUMIDITY POWER/SOFT Pos.5 Pos.5 TEMP./HUMIDITY DISPLAY 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 60: Sleep Operation

    HSU-09,12H03/R(DB) System Configuration Operation Sleep Operation Display board Before going to bed, you can simply press the SLEEP button and unit will operate in SLEEP SLEEP operation starts SLEEP operation stops mode and bring you a sound sleep. Approx.6hrs Use of SLEEP function After the unit starts, set the operation status, Rises 1 1 hr...
  • Page 61 HSU-09,12H03/R(DB) System Configuration Operation Timer On/Off Operation Display board 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 62 HSU-09,12H03/R(DB) System Configuration Operation Timer On-Off Operation Display board 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 63: Power Operation

    HSU-09,12H03/R(DB) System Configuration Operation POWER/SOFT Operation Remote controller POWER Operation When you need rapid cooling, you can use this funciton. 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: In COOL mode, fan speed automatically runs in HI mode FRESH...
  • Page 64 HSU-09,12H03/R(DB) 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 65: Emergency And Test Operation

    HSU-09,12H03/R(DB) System Configuration 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 the start of this operation. means In this operation, the system automatically selects the operation modes, cooling or fan, according...

  • Page 66: Maintenance

    HSU-09,12H03/R(DB) System Configuration 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 67: Air Filter Cleaning

    HSU-09,12H03/R(DB) System Configuration 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 dry cloth.Do not use glass cleaner or chemical...
  • Page 68 HSU-09,12H03/R(DB) System Configuration Maintenance The installation and cleanout AIP layer, VC layer + Bacteria-killing medium sets 1.Open the lnlet Grille inlet grill’s top plate The inlet grill is supported by its top plate at the right side. 2.Detach the standard air filter Push up the filter's center tab slightly until it is released from the stopper, and remove the filter downward.

  • Page 69: Cleaning The Body

    HSU-09,12H03/R(DB) 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 70: Connecting The Earthing Cable

    HSU-09,12H03/R(DB) 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 71: Troubleshooting

    HSU-09,12H03/R(DB) 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.
  • Page 72 https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...

  • Page 73: Problem Symptoms And Measures

    System Diagnosis 09,12H03/R(DB) 7.2.Problem Symptoms and Measures Sympt m Check Item Details of Measure None of the units Check the power supply. Check to make sure that the rated voltage is operates supplied. Check the indoor PCB Check to make sure that the indoor PCB is broken Operation Check the power supply.

  • Page 74: Outdoor Troubleshooting

    09,12H03/R(DB) System Diagnosis 7.3. Fault Display outdoor unit If outdoor unit faults, the alarm indicator lamp LED1 on the outdoor mainboard will blink and blink frequency is 1HZ Time interval between blink cycles is 3s. Alarm indicator lamp is off when there is no fault. Fault Description Outdoor led blink times Outdoor EEPROM Fault...
  • Page 75 09,12H03/R(DB) System Diagnosis Supply voltage not as specified the IPM module is broken the outdoor PCB is broken Be sure to turn off power switch before connect or disconnect connector, Troubleshooting else parts damage may be occurred. Check the power supply This question may be caused by the power Is it rated power? Check the IPM...

  • Page 76: Error Codes And Description Indoor Display

    System Diagnosis 09,12H03 /R(DB) 7.4.Error Codes and Description indoor display Reference page Code Indication Description Room temperature sensor failure Heat-exchange sensor failure Indoor i d i unit Indoor fan motor malfunction The protection of IPM Communication fault between the IPM and outdoor PCB Overheat protection for exhaust temperature Outdoor...
  • Page 77 System Diagnosis 09,12H03/R(DB) 7.4.1Thermistor or Related Abnormality (indoor unit) the temperatures detected by the thermistors are used to determine hermistor errors when the thermistor input is more than 4.92V or less than 0.08V during compressor operation. The values vary slightly in some models Faulty connector connection Faulty thermistor Faulty PCB...
  • Page 78 System Diagnosis 09,12H03/R(DB) 7.4.2 Humidity sensor or Related Abnormality the humidity detected by the sensor are used to determine humidity sensor errors when the sensor input is more than 3V or less than 0.5V during compressor operation. The values vary slightly in some models Faulty connector connection Faulty thermistor Faulty PCB...

  • Page 79: Fan Motor(Dc Motor) Or Related Abnormality

    System Diagnosis 09,12H03/R(DB) 7.4.3 Fan Motor(DC Motor) or Related Abnormality The rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor operation when the detected rotation feedback singal don’t receiced in 2 minutes Operation halt due to short circuit inside the fan motor winding.
  • Page 80 System Diagnosis 09,12H03/R(DB) Be sure to turn off power switch before connect or disconnect connector, Troubleshooting else parts damage may be occurred. Turn off power supply and rotate fan by hand Does fan rotate Replace fan motor smoothly? Turn power ON and operate fan Turn off power supply and disconnect Does it rotate? fan motor connector,then turn power...

  • Page 81: Ipm Protection

    System Diagnosis 09,12H03/R(DB) 7.4.4 IPM protection IPM protection is detected by checking the compressor running condition and so on. The system leads to IPM protection due to over current The compressor faulty leads to IPM protection circuit component of IPM is broken and led to IPM protection IPM protection dues to the compressor faulty IPM protection dues to faulty PCB of IPM module Compressor wiring disconnected...
  • Page 82 09,12H03/R(DB) System Diagnosis 7.4.5 The IPM and outdoor PCB don’t communicate or Related Abnormality Communication is detected by checking the IPM module and the outdoor PCB The outdoor PCB broken leads to communication fault The IPM module broken leads to communication fault The outdoor PCB is broken The IPM module is broken Communication wiring disconnected...
  • Page 83 System Diagnosis8 09,12H03/R(DB) 1) Check whether Terminal CN16 and CN11 on the outdoor mainboard 1) Pull out and reinsert the CN3 and CN5 on IPM module is well terminals. inserted. 2) Replace connected wire 2) Check whether the connected wire between IPM and outdoor is well.

  • Page 84: Thermistor Or Related Abnormality (Outdoor Unit)

    System Diagnosis 09,12H03/R(DB) 7.4.6 Thermistor or Related Abnormality(outdoor unit) This type of error is detected by checking the thermistor input voltage to the microcomputer. (A thermistor error is detected by checking the temperature) The thermistor input is above 4.9V or below 0.1V with the power on. The values may vary slightly in some models Faulty connector connection Faulty thermistor...

  • Page 85: Overheat Protection For Exhaust Temperature

    System Diagnosis 09,12H03/R(DB) 7.4.7 Overheat Protection For Exhaust Temperature the exhaust temperature control is checked with the temperature being detected by the exhaust pipe thermistor when the compressor discharge temperature is above 118 Electronic expansion valve defective Faulty thermistor Faulty PCB Troubleshooting Be sure to turn off power switch before connect or disconnect connector, else parts damage may be occurred.
  • Page 86 System Diagnosis 09,12H03/R(DB) 1) The cryogen may have 1) The cryogen may have been leaked during been leaked during Electrify the machine again and turn it on Electrify the machine again and turn it on installation, or there may installation, or there may with the remote controller, then measure the with the remote controller, then measure the be leakage in the piping...
  • Page 87 System Diagnosis 09,12H03/R(DB) 7.4.8 Communication error between the indoor and outdoor units The date received from the another unit in indoor unit-outdoor unit signal transmission is checked whether is normal When the date sent from the another unit cannot be received normally,or when the content of the data is abnormal indoor unit- outdoor unit signal transmission error due to wiring error Faulty PCB...
  • Page 88 System Diagnosis Check the status of LED1 on the indoor mainboard. If the LED1 blinks interruptedly measure the voltage between Jumpers 3 and 4 of IC11 on the indoor mainboard with a multimeter. Test the outdoor power supply (230VAC and +310VDC) with a multimeter.
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  • Page 101 marked four Loosen the marked four screws https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
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  • Page 107: Drain Pan

    Drain pan Drain pan Loosen the marked screws under the screw covers...
  • Page 108 Push the hooks on the back of the vertical blades and remove. https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
  • Page 109 Removal of the vertical blades Removal of the blade mo tor. https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
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  • Page 112 Loosen the marked hooks Loos en the marked s crews and remove mounting plate https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
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  • Page 128: Wiring Diagrams

    HSU-09,12H03/R(DB) Appendix 10.2 Wiring Diagrams Indoor unit 1PH ,220V~,50/60Hz Outdoor unit P(OUT+) L(IN) N(IN) N(OUT-) CN16 CN11 CN12 CN13 P7 P8 estic Air Conditioner https://splitsystema48.ru/instrukcii-po-ekspluatacii-kondicionerov.html...
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  • Page 130 HSU-09,12H03/R(DB) Appendix Outdoor Unit +12V 4.7U/16v +12V +12V LED1 4.7U/16v CN11 CN10 4.7U/16v R216 R214 CN31 R219 C201 R218 R220 4.7U/16v C213 E201 BACK E202 R217 C212 +15V +12V C203 +12V FUS1 PTC1 12V 1000mA 471/100V D208 L202 +12V 20uH/1A 1N4007 D206 MBR3100...
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This manual is also suitable for:

Hus-09h09/rHus-12h09/rHus-09h09/rdbHus-12h09/rdb

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