Gree CF021W0012 Service Manual
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Gree CF021W0012 Service Manual

Gree CF021W0012 Service Manual

U-match air conditioners
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U-MATCH AIR CONDITIONERS
SERVICE MANUAL
T1/R410A/50Hz
(GC201205-- I )

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  • Page 1 U-MATCH AIR CONDITIONERS SERVICE MANUAL T1/R410A/50Hz (GC201205-- I )

  • Page 2: Table Of Contents

    CONTENTS PRODUCT ..................... 2 1 MODELS LIST ......................2 1.1 Outdoor Unit ..........................2 1.2 Indoor Unit.............................3 2 NOMENCLATURE ..................... 6 2.1 Outdoor unit ..........................6 2.2 Indoor unit .............................6 3 FUNCTION ........................ 7 4 PRODUCT DATA ....................... 8 4.1 Product Data at Rated Condition ....................8 4.2 Operation Range.........................23 4.3 Electrical Data ..........................23 5 PIPING DIAGRAM ....................
  • Page 3 3.1 Refrigeration Piping Work Procedures ..................70 3.2 Caution in Connecting Pipes.......................73 ....................74 4 ELECTRIC WIRING WORK..................74 4.1 Wiring Principle ...........................74 4.2 Electric Wiring Design .........................77 ..............81 MAINTENANCE ................... 84 1 TROUBLE TABLE ....................84 2 FLOW CHART OF TROUBLESHOOTING .............. 86 3 WIRING DIADRAM ....................
  • Page 4 U-MATCH Air Conditioners Service Manual PRODUCT...

  • Page 5: Product

    U-MATCH Air Conditioners Service Manual PRODUCT 1 MODELS LIST 1.1 Outdoor Unit Power Model Code Ref. Appearance Supply CF021W0012 GUHN09NK3AO R410a 220-240~,1,50 CF021W0013 CF021W0022 GUHN12NK3AO R410a 220-240~,1,50 CF021W0023 CF021W0052 GUHN18NK3AO R410a 220-240~,1,50 CF021W0053 CF021W0092 GUHN24NK3AO R410a 220-240 ~,1,50 CF021W0093 CF021W0831...

  • Page 6: Indoor Unit

    U-MATCH Air Conditioners Service Manual 1.2 Indoor Unit 1.2.1 Duct Type Nominal Capacity Power Type Model Code Cooling/Heating Ref. Appearance Supply (Btu/h) GFH09K3BI CF022N0011 8870/9720 GFH12K3BI CF022N0031 11940/12280 GFH18K3BI CF022N0051 17060/19450 GFH24K3BI CF022N0081 23880/27300 GFH30K3B1I CF022N0470 28320/31050 GFH36K3BI CF022N0021 33440/37530 220-240~ R410a 50Hz...
  • Page 7 U-MATCH Air Conditioners Service Manual 1.2.2 Floor- Ceiling Type Nominal Capacity Power Type Model Code Ref. Appearance Cooling/Heating Supply (Btu/h) GTH09K3BI ED010N0090 8870/9720 GTH12K3BI ED010N0120 11940/12280 GTH18K3BI ED010N0130 17060/19450 GTH24K3BI ED010N0150 23880/27300 GTH30K3B1I ED020N0400 30030/33440 220-240~ R410a GTH36K3BI ED010N0100 34120/37530 50Hz GTH42K3BI ED010N0110...
  • Page 8 U-MATCH Air Conditioners Service Manual 1.2.3 Cassette Type Nominal Capacity Power Type Model Code Ref. Appearance Cooling/Heating Supply (Btu/h) GKH12K3BI ET020N0060 11940/12280 GKH18K3BI ET020N0030 17060/18430 GKH24K3BI ET020N0050 23200/25600 GKH30K3B1I ET020N0120 28320/30020 220-240~ R410a 1Ph 50Hz GKH36K3BI ET020N0010 34120/37530 GKH42K3BI ET020N0020 40940/47770 GKH48K3B1I ET010N0560...

  • Page 9: Nomenclature

    U-MATCH Air Conditioners Service Manual 2 NOMENCLATURE 2.1 Outdoor unit Description Options Gree Electric Appliances Inc Capital Letter :G U=Match Outdoor Unit F=Duct Type Unit Type K=Cassette Type T= Ceiling Type C=Cool Only Product Type H=Heat Pump without Aux Electric Heaters...

  • Page 10: Function

    U-MATCH Air Conditioners Service Manual 3 FUNCTION Function Description when unit restart after power off, it will run on former status, Memory function the mode and parameter are kept the same wireless controller and remote controller can be opted, and the Remote control function maximum control distance of remote controller is 10m.

  • Page 11: Product Data

    U-MATCH Air Conditioners Service Manual 4 PRODUCT DATA 4.1 Product Data at Rated Condition 4.1.1 Duct Type Indoor unit GFH09K3BI GFH12K3BI GFH18K3BI Model Outdoor unit GUHN09NK3AO GUHN12NK3AO GUHN18NK3AO Cooling Btu/h 8870 11940 17060 Nominal Capacity 2.85 Heating Btu/h 9720 12280 19450 Cooling Power...
  • Page 12 U-MATCH Air Conditioners Service Manual Indoor unit GFH24K3BI Model Outdoor unit GUHN24NK3AO Cooling Btu/h 23880 Nominal Capacity Heating Btu/h 27300 Cooling 2.66 Power Input Heating 2.51 EER/COP 2.63/3.19 Indoor Unit GFH24K3BI Power Supply 220-240V~/1 Ph/50HZ Heat Exchange Cross Fin Coil Type Centrifugal fan Drive...
  • Page 13 U-MATCH Air Conditioners Service Manual Indoor unit GFH30K3B1I GFH36K3BI GFH36K3BI Model Outdoor unit GUHN30NK3A1O GUHN36NK3AO GUHN36NM3AO Cooling Btu/h 28320 33440 33440 Nominal Capacity 9.10 Heating Btu/h 31050 37530 37530 Cooling Power Input Heating EER/COP 2.77/3.03 2.45/3.14 2.45/3.14 Indoor Unit GFH30K3B1I GFH36K3BI GFH36K3BI Power Supply...
  • Page 14 U-MATCH Air Conditioners Service Manual Indoor unit GFH42K3BI GFH48K3B1I GFH60K3BI Model Outdoor unit GUHN42NM3AO GUHN48NM3A1O GUHN60NM3AO 13.2 Cooling Btu/h 40940 45040 54600 Nominal Capacity 14.5 18.5 Heating Btu/h 47770 49470 63120 Cooling Power Input Heating EER/COP 2.26/2.86 2.59/3.15 2.46/3.36 Indoor Unit GFH42K3BI GFH48K3B1I GFH60K3BI...
  • Page 15 U-MATCH Air Conditioners Service Manual Indoor unit GFH60K3B2I Model Outdoor unit GUHN60NM3A2O 15.5 Cooling Btu/h 52800 Nominal Capacity 18.5 Heating Btu/h 63120 Cooling Power Input Heating EER/COP 2.50 /3.49 Indoor Unit GFH60K3B2I Power Supply 220-240V~/1 Ph/50HZ Heat Exchange Cross Fin Coil Type Centrifugal fan Drive...
  • Page 16 U-MATCH Air Conditioners Service Manual Note: a. Nominal capacities are based on the follow conditions. Indoor Outdoor DB:27 C(80.6 DB:35 C(95 Cooling WB:19 C(66.2 WB:24 C(75.2 DB:20 C(68 DB:7 C(44.6 Heating WB:-- C(-- WB:6 C(42.8 Piping Length b. The air volume is measured at the relevant standard external static pressure. c.
  • Page 17 U-MATCH Air Conditioners Service Manual 4.1.2 Ceiling Type Indoor unit GTH09K3BI GTH12K3BI GTH18K3BI Models Outdoor unit GUHN09NK3AO GUHN12NK3AO GUHN18NK3AO Cooling Btu/h 8870 11940 17060 Nominal Capacity 2.85 Heating Btu/h 9720 12280 19450 Cooling 1.17 2.03 Power Input Heating 2.07 EER/ COP 2.60/2.85 2.99/3.27 2.46/2.75...
  • Page 18 U-MATCH Air Conditioners Service Manual Indoor unit GTH24K3BI Models Outdoor unit GUHN24NK3AO Cooling Btu/h 23880 Nominal Capacity Heating Btu/h 27300 Cooling 2.61 Power Input Heating 2.59 EER/ COP 2.68/3.09 Indoor Unit GTH24K3BI Power Supply 220-240V~/1 Ph/50HZ Heat Exchange Cross Fin Coil Type Centrifugal fan Drive...
  • Page 19 U-MATCH Air Conditioners Service Manual Indoor unit GTH30K3B1I GTH36K3BI GTH36K3BI Models Outdoor unit GUHN30NK3A1O GUHN36NK3AO GUHN36NM3AO Cooling Btu/h 30030 34120 33430 Nominal Capacity 10.78 Heating Btu/h 33440 37530 36780 Cooling Power Input Heating 2.85 EER/ COP 2.83/3.44 2.78/3.33 2.72/3.27 Indoor Unit GTH30K3B1I GTH36K3BI GTH36K3BI...
  • Page 20 U-MATCH Air Conditioners Service Manual Indoor unit GTH42K3BI GTH48K3B1I Models Outdoor unit GUHN42NM3AO GUHN48NM3A1O 13.2 Cooling Btu/h 40940 45040 Nominal Capacity 14.5 Heating Btu/h 47770 49470 Cooling Power Input Heating EER/ COP 2.50/2.98 2.64/3.02 Indoor Unit GTH42K3BI GTH48K3B1I Power Supply 220-240V~/1Ph/50HZ Heat Exchange Cross Fin Coil...
  • Page 21 U-MATCH Air Conditioners Service Manual Indoor unit GTH60K3B2I Models Outdoor unit GUHN60NM3A2O 15.5 Cooling Btu/h 52800 Nominal Capacity 18.5 Heating Btu/h 63120 Cooling Power Input Heating EER/ COP 2.58/3.49 Indoor Unit GTH60K3B2I Power Supply 220-240V~/1Ph/50HZ Heat Exchange Cross Fin Coil Type Centrifugal fan Drive...
  • Page 22 U-MATCH Air Conditioners Service Manual 4.1.3 Cassette Type Indoor unit GKH12K3BI GKH18K3BI GKH24K3BI Models Outdoor unit GUHN12NK3AO GUHN18NK3AO GUHN24NK3AO Cooling Btu/h 11940 17060 23200 Nominal Capacity Heating Btu/h 12280 18430 25600 Cooling 1.17 2.62 Power Input Heating EER/COP 2.99/3.27 2.50/2.84 2.60/3.00 Indoor Unit GKH12K3BI...
  • Page 23 U-MATCH Air Conditioners Service Manual Indoor unit GKH36K3BI GKH36K3BI Models Outdoor unit GUHN36NK3AO GUHN36NM3AO Cooling Btu/h 34120 34120 Nominal Capacity Heating Btu/h 37530 37530 Cooling Power Input Heating EER/COP 2.78/3.33 2.78/3.55 Indoor Unit GKH36K3BI GKH36K3BI Power Supply 220-240V~/1 Ph/50HZ Heat Exchange Cross Fin Coil Type Centrifugal fan...
  • Page 24 U-MATCH Air Conditioners Service Manual Indoor unit GKH42K3BI Models Outdoor unit GUHN42NM3AO Cooling Btu/h 40940 Nominal Capacity Heating Btu/h 47770 Cooling Power Input Heating EER/COP 2.5/2.8 Indoor Unit GKH42K3BI Power Supply 220-240V~/1 Ph/50HZ Heat Exchange Cross Fin Coil Type Centrifugal fan Drive Direct Driver Motor Output...
  • Page 25 U-MATCH Air Conditioners Service Manual Indoor unit GKH30K3B1I GKH48K3B1I Models Outdoor unit GUHN30NK3A1O GUHN48NM3A1O 13.20 Cooling Btu/h 28320 45040 Nominal Capacity 14.50 Heating Btu/h 30020 49470 Cooling Power Input Heating 3.15 EER/COP 2.86/2.79 2.75/2.79 Indoor Unit GKH30K3B1I GKH48K3B1I Power Supply 220-240V~/1 Ph/50Hz Heat Exchange Cross Fin Coil...

  • Page 26: Operation Range

    U-MATCH Air Conditioners Service Manual Note: a. Nominal capacities are based on the follow conditions. Indoor Outdoor DB:27 C(80.6 DB:35 C(95 Cooling WB:19 C(66.2 WB:24 C(75.2 DB:20 C(68 DB:7 C(44.6 Heating WB:-- C(-- WB:6 C(42.8 Piping Length b. The air volume is measured at the relevant standard external static pressure. c.

  • Page 27: Indoor Unit

    U-MATCH Air Conditioners Service Manual Indoor unit Fuse/Breaker Min. Power Power Supply Fan Motor FLA Capacity Supply Cord Model V/Ph/Hz GFH09K3BI 220-240,1,50 0.18 GFH12K3BI 220-240,1,50 0.18 GFH18K3BI 220-240,1,50 0.63 GFH24K3BI 220-240,1,50 1.35 GFH36K3BI 220-240,1,50 GFH42K3BI 220-240,1,50 GFH60K3BI 220-240,1,50 GFH30K3B1I 220-240,1,50 GFH48K3B1I 220-240,1,50 GFH60K3B2I...

  • Page 28: Piping Diagram

    U-MATCH Air Conditioners Service Manual 5 PIPING DIAGRAM Outdoor Heat Exchange 4-way Valve Compressor Check Valve Capillary Tube Outdoor Vapour Liquid Separator Stop Valve Indoor Capillary Tube Heating Cooling Heat Exchange...
  • Page 29 U-MATCH Air Conditioners Service Manual CONTROL...

  • Page 30: Control

    U-MATCH Air Conditioners Service Manual CONTROL 1 OPERATION FLOWCHART 1.1 Cooling/Dry Operation...

  • Page 31: Heating Operation

    U-MATCH Air Conditioners Service Manual 1.2 Heating Operation...

  • Page 32: Main Logic

    U-MATCH Air Conditioners Service Manual 2 MAIN LOGIC 2.1 Cooling Cooling mode Starting up Manual shutdown Compressor Outdoor fan H grade Operation at a set speed Indoor fan 4-way valve Time When T C, the unit begins cooling operation and the compressor and the outdoor fan are amb.

  • Page 33: Heating Mode

    U-MATCH Air Conditioners Service Manual 2.3 Heating Mode Heating Mode Starting up Manual shutdown Compressor Outdoor fan Operation at Operation in blowing a set speed after heat state Indoor fan Operation under normal conditions Auxiliary heating 4-way valve Time 1S 20S Cold blast prevention When T...

  • Page 34: Fan Mode

    U-MATCH Air Conditioners Service Manual 2.5 Fan Mode Fan Mode Starting up Manual shutdown Compressor Outdoor fan Operation at H grade a set speed Indoor fan 4-way valve Time The indoor fan runs at a fast speed for 5s and then runs at a set speed. 3 WIRELESS REMOTE CONTROLLER 3.1 Operation View (1) Controller-Duct Type...
  • Page 35 U-MATCH Air Conditioners Service Manual Name Function description ON/OFF button Press the button to set start or close unit Mode button Press the button to select the mode,cooling , heating , fan or auto mode. Increase/Decrease button Press this button to increase/decrase the setup temp LCD Screen Display the status of remote information Swing button...

  • Page 36: Display View

    U-MATCH Air Conditioners Service Manual 3.2 Display View Display Function description :auto fan speed; :low fan speed; Fan Speed :middle fan speed; :high fan speed; :Auto running; :Cool running; :Dry Running; :Fan Running; Run Mode :Heat running (Heat and Cool unit only) Setup temp Temperature value of setting Swing function...
  • Page 37 U-MATCH Air Conditioners Service Manual (2) Wired Controller-Cassette Type and Ceiling Type MODE SWING TIMER ON/OFF Name Function description Press the button to select the mode, MODE button cooling , heating , fan or auto mode. Increasing button Press this button to increase the setup temp. Decreasing button Press this button to decrase the setup temp.

  • Page 38: Display View

    U-MATCH Air Conditioners Service Manual 4.2 Display View MODE SWING TIMER ON/OFF Name Function description Timer value Display time value Timer on/off :display timer on; :display timer off; :auto fan speed; :low fan speed; Fan speed display :middle fan speed; :high fan speed Display set temp value its range is 16~30...

  • Page 39: Dimension

    U-MATCH Air Conditioners Service Manual 4.3 Dimension Installation dimension Outline dimension 4.4 Installation 1. First select an installation position. According to the size of the communication line of the wire controller, leave a recess or a embedded wire hole to bury the communication line. 2.

  • Page 40: Centralized Controller

    U-MATCH Air Conditioners Service Manual Fig 8 :Schematic Diagram of Installation Name Wall Surface Bottom Plate of Wire Controller Screw M4X10 Panel of Wire Controller Caution: a. The communication distance between the main board and the wire controller can be as far as 20m (The standard distance is 8m).

  • Page 41: Centralized Controller-Week Timer

    U-MATCH Air Conditioners Service Manual 5.1.3 Display View Display unit address value in the net. 5.1.4 Dimensions 5.2 Centralized Controller-week timer 5.2.1 Function Centralized Control and Week Timer Functions: The centralized controller and the weekly timer are integrated in the same wire controller. The system has both the centralized control and the week timing functions.
  • Page 42 U-MATCH Air Conditioners Service Manual 5.2.2 Operation View Name Function description ENTER button when “enter” is pressed the setting is validate. Increasing button Press “ ” and selected the unit or a certain day in one week Decreasing button ” can set week part of time. CANCEL/DELETE short-press “cancel/delete”...

  • Page 43: Field Setting

    U-MATCH Air Conditioners Service Manual Name Function description unit’s no. displays Display unit’s numbers Group control displays when group controls, it will display Single control displays when single unit controls, it will display Timer time in week displays Display time in week Timer displays Display time “on”: when set unit on, “on”...
  • Page 44 U-MATCH Air Conditioners Service Manual Position Serial No. Position Serial No. Position Serial No. Position Serial No. 0000 0100 1000 1100 0001 0101 1001 1101 0010 0110 1010 1110 0011 0111 1011 1111 As shown in the following diagram: Unit code:2 Unit code:4 0000 0001...

  • Page 45: Control Wiring Design

    U-MATCH Air Conditioners Service Manual 5.4 Control Wiring Design Wired remote controllerW ired remote controller Week timer 16 Units in Max Telephone wire box Telephone wire box Telephone wire box Power supply 220~ Twisted-wire with crystal joint Longest distance 1200m AC-N AC-L Corresponding relation between code switch and sequence of unit...

  • Page 46: Display View Of The Cassette Type Unit Which With Control Panel

    U-MATCH Air Conditioners Service Manual 5.5 Display View of the Cassette Type Unit Which With Control Panel Note: When connecting the unit with new panel to wired remote controller, the control panel should be set as an slave controller; otherwise the unit can not be normally operated. Instructions to the Error Indicating Lamps on the Dash Receiver of the Cassette Type Unit Power and ON/OFF Indicating Lamp: It goes red when the unit is powered on while it goes white when the unit is started.
  • Page 47 U-MATCH Air Conditioners Service Manual the setting status and the save the set parameter by pressing the “Auto” and “Test” buttons simultaneously for If there is no any response to the last button press in 20 seconds, then the system will quit this menu and back to the normal “Off”...

  • Page 48: Installation

    U-MATCH Air Conditioners Service Manual INSTALLATION...

  • Page 49: Indoor Unit Installation

    U-MATCH Air Conditioners Service Manual INSTALLATION 1 INDOOR UNIT INSTALLATION 1.1 Installation of Duct Type 1.1.1 Before Installation When the unit arrives, please check if any damage due to transport is existent. If any hurt is found on the surface or inside, please declare to the transport company or the manufacturer in writing. Upon receipt of the unit, the unit and accessories shall be checked in accordance with the packing list.
  • Page 50 U-MATCH Air Conditioners Service Manual 5. Install the indoor unit at the ceiling as Figure 1-1-5shows. Screw Hanger Air Intake Air Supply I Enlargement Figure 1-1-5 6. Precautions for unfavorable installation: The preparation of all pipes (connecting pipes and drainage pipes) and cables (connecting lines of wire controller, indoor unit and outdoor unit) must be ready before the installation, so as to achieve smooth installation.

  • Page 51: Dimension Data

    U-MATCH Air Conditioners Service Manual 1.1.4 Dimension Data ElectricBox GasPipe LiquidPipe AirIntake AirIntake DrainagePipe Be Suit for: GFH09K3BI GFH12K3BI GFH18K3BI AirIntake GasPipe LiquidPipe DrainagePipe ElectricBox e Suit for: GFH24K3BI GFH30K3B1I GFH36K3BI GFH42K3BI GFH48K3B1I GFH60K3B GFH60K3B2I Figure 1-1-7...
  • Page 52 U-MATCH Air Conditioners Service Manual Unit:mm Model GFH09K3BI GFH12K3BI GFH18K3BI 1012 GFH24K3BI 1101 1159 1270 1002 GFH30K3B1I GFH36K3BI GFH42K3BI 1011 1115 1226 GFH48K3B1I GFH60K3BI 1015 1115 1226 GFH60K3B2I List of Accessories for Installation of Indoor Unit Designation and shape Description Operation and installation instructions Heat insulating material for large connector For air pipe connector of indoor unit...
  • Page 53 U-MATCH Air Conditioners Service Manual 1.1.5 Installation Clearance Data Nut with washer Nut spring washer ＞250 ＞250 only for GFH24K3BI and above models Indoor Unit Figure 1-1-8 1.1.6 Drain Piping Work 1. Installation of Drainage Pipeline A drainage outlet is located at both the left and right sides of the indoor unit. After selecting one drainage outlet, the other outlet shall be blocked by rubber plug.
  • Page 54 U-MATCH Air Conditioners Service Manual Insulating layer of condensate pipe Pipe cover Figure 1-1-10 1.1.7 Installation of air pipes and openings Caution: The air supply pipe, the air intake pipe and the fresh air pipe must be covered with a layer of thermal insulation, so as to avoid thermal leakage and condensation.
  • Page 55 U-MATCH Air Conditioners Service Manual Installation of circular duct, as shown in Figure 1-1-12 Designation Designation Hanger rod Transition duct Air return duct Air supply duct Canvas duct Air diffuser Return air shutter Connector of air diffuser Air outlet Note: The above two diagrams show how back return air inlets are installed.
  • Page 56 U-MATCH Air Conditioners Service Manual Squareness flange Back air intake Down air intake Air intake cover board Figure 1-1-14 their respective position. The air return duct shall be connected to the air return inlet on the indoor unit with rivets, and the other end of the air return duct is connected to an air return window.

  • Page 57: Installation Of Ceiling Type

    U-MATCH Air Conditioners Service Manual 1.2 Installation of Ceiling Type 1.2.1 Before Installation When the unit arrives, please check if any damage due to transport is existent. If any hurt is found on the surface or inside, please declare to the transport company or the manufacturer in writing. When the unit arrives, please check if any damage due to transport is existent.
  • Page 58 U-MATCH Air Conditioners Service Manual Figure 1-2-3 Hanger bracket Figure 1-2-4 In case of hanging: It is possible to install using inward facing hanger bracket by not removing the brackets from the indoor unit. Figure 1-2-5 Figure 1-2-6 1.2.4 Dimension Data Figure 1-2-7...
  • Page 59 U-MATCH Air Conditioners Service Manual Unit: mm Model GTH09K3BI GTH12K3BI GTH18K3BI GTH24K3BI 1300 1202 GTH30K3B1I 1420 1354 GTH36K3BI GTH42K3BI 1590 1491 GTH48K3B1I GTH60K3B2I 1700 1634 1.2.5 Installation Clearance Data 150cm or m ore 60cm or m ore 60cm or m ore 100cm or m ore 30cm or m ore Figure 1-2-8...
  • Page 60 U-MATCH Air Conditioners Service Manual Sponge(attachment) Clamp Clamp(attachment) Drain hose Sponge (gray) Below 4mm Figure 1-2-9 2. Testing of Drainage System After the electrical installation is completed, carry out the testing of the drainage system. During the test, check if the water correctly flows through the pipelines. Carefully observe the joints to ensure that there is no leakage.

  • Page 61: Installation Of Cassette Type

    Please contact the local Gree special nominated repair department before installation. Any malfunction caused by the unit that is installed by the department that is not special nominated by Gree would not deal with on time by the inconvenience of the business contact.
  • Page 62 U-MATCH Air Conditioners Service Manual (650mm)(Grille measurement) 25-15/32"(650mm) (Hanging bolt position) 15-3/4"(400mm) 2-19/32"(66mm) GKH12K3BI/GKH18K3BI Figure 1-3-1 680(Gaps between hoisting screm rods 840(Indoor unit) 890(Ceiling opening) 950(Decorated surface boards) GKH24K3BI/GKH30K3B1I/GKH36K3BI/GKH42K3BI/GKH48K3B1I Figure 1-3-2 The drilling of holes in the ceiling must be done by the professional personnel.
  • Page 63 U-MATCH Air Conditioners Service Manual Installation stands for main body of the unit Ceiling Above 20 Cautions: The dimension for the ceiling openings with * marks can be as large as 910mm. But the overlapping sections of the ceiling and the decorated surface boards should be maintained at no less than 20mm. 3.
  • Page 64 U-MATCH Air Conditioners Service Manual 1.3.4 Dimension Data GKH12K3BI/GKH18K3BI Figure 1-3-5-1 Unit:mm Item Model GKH12K3BI GKH18K3BI GKH24K3BI/GKH30K3B1I/GKH36K3BI/GKH42K3BI/GKH48K3B1I Figure 1-3-5-2...
  • Page 65 U-MATCH Air Conditioners Service Manual Unit:mm Item Model GKH24K3BI GKH30K3B1I GKH36K3BI GKH42K3BI GKH48K3B1I 1.3.5 Installation Clearance Data Models H(mm) GKH12K3BI GKH18K3BI 1500 GKH24K3BI 1500 GKH30K3B1I GKH36K3BI Unit:mm GKH42K3BI GKH48K3B1I Figure 1-3-6 1.3.6 Drain Piping Work 1. Installation of Drainage Pipeline When connecting the drainage pipe with the unit, do not apply excessive force to the pipeline at the side of Purchase general-purpose hard PVC pipe locally to be used as the drainage pipeline.
  • Page 66 U-MATCH Air Conditioners Service Manual Drain hose should be short and drooping gradient should at less 1/100 to prevent the formation of air bubble. If drain hose cannot has enough drooping gradient, drain raising pipe should be added. To prevent bent of the drain hose, the distance between hoisting stand should is 1 to 1.5m. (As shown in Figure 1-3-8) 1-1.5m (Correct) 1/100 or more gradient...
  • Page 67 U-MATCH Air Conditioners Service Manual Figure 1-3-11 Check the smoothness of drain after installation. Check the drain state by immiting 600cc water slowly from the outlet vent or test hole. (As shown in Figure 1-3-12) Check the drain in the state of refrigerating after installation of the electric circuit. [Way of immiting] Drain hose est hole cover...
  • Page 68 U-MATCH Air Conditioners Service Manual Step5: Fix the ductwork through these four screw holes, as shown below. B:For the Small-Size Unit: Step 1: Find out the label on the unit, as shown below: Step 2: Tear away this label, and clear the sponge underneath it and inside the center hole to let two screw holes exposed completely. Step 3: Fix the ductwork through these two screw holes.
  • Page 69 U-MATCH Air Conditioners Service Manual Hook Latch Piping positio n Swing flap motor Sealing material Indoor uni t Ceiling 5 8mm Air outlet Pane l Figure 1-3-13 unit. (2 Positions) Temporarily hang the remaining 2 latches to the hooks on the sides of the indoor unit.(Be careful not to let the swing motor lead wire get caught in the sealing material.) Screw all 4 hexagon head screws located right beneath the latches in approximately 15mm.(Panel will rise) Adjust the panel by turning it to the arrowed direction in Fig.4 so that the ceiling opening is completely covered.

  • Page 70: Outdoor Unit Installation

    U-MATCH Air Conditioners Service Manual Adjustment of the indoor unit body from the holes in the corner of the panel is possible if the indoor unit is kept leveled and the drain- age pipe piping etc is unaffectecd. No gap is allowe d Figure 1-3-15 Wiring of the decoration panel.

  • Page 71: Caution For Installation

    U-MATCH Air Conditioners Service Manual space for repair shall be provided around the unit. The installation site must have good ventilation, so that the outdoor unit can take in and exhaust enough air. Ensure that there is no obstacle for the air intake and exhaust of the outdoor unit. If there is any obstacle blocking the air intake or exhaust, remove it.

  • Page 72: Dimension Data

    U-MATCH Air Conditioners Service Manual 2.4 Dimension Data Figure 2-4-1 Unit:mm Model GUHN09NK3AO GUHN12NK3AO GUHN18NK3AO GUHN24NK3AO 1018 GUHN30NK3A1O GUHN36NK3AO 1018 GUHN36NM3AO GUHN42NM3AO GUHN48NM3A1O 1032 1250 GUHN60NM3AO GUHN60NM3A2O 2.5 Installation Clearance Data >2m >0.5m >0.5m >0.5m Figure 2-5-1...

  • Page 73: Refrigeration Piping Work

    U-MATCH Air Conditioners Service Manual 3 REFRIGERATION PIPING WORK 3.1 Refrigeration Piping Work Procedures 1. Connecting pipelines Connection pipes must be in accordance with the following requirements: the basic principle --- keeping dry, clean and no leakage inside. Clean Air tight Make syre there is no moisture inside the Make sure the refrigerant does not leak Make sure there is no dirt inside the pipe...
  • Page 74 U-MATCH Air Conditioners Service Manual should use a pipe bender to bend pipes. Upward or longitudinal welding joint method is usually applied to the welding of pipelines. The welding method that mouth of pipe is downward (face-down welding) should be avoided as far as possible, because such method is prone to welding defects and even would cause leakage, as shown in Figure 3-1- Recommended methed Solder...
  • Page 75 U-MATCH Air Conditioners Service Manual Connect the tube of the vacuum watch with the vacuum pump, having the low-pressure end linking to the inlet for refrigerant. (As shown in Figure 3-1-5) Pressure Gage Pressure Gage “HI” Knob “LO” Knob Liquid Valve Vacuum Pump Gas Valve Connecting Hose...

  • Page 76: Caution In Connecting Pipes

    U-MATCH Air Conditioners Service Manual otherwise the pipes may crack or break. After the protective work is completed and the pipes are wrapped, use seal material to block the hole in the wall, so as to prevent rain and wind from entering the room. 3.2 Caution in Connecting Pipes Arrangement of connecting pipes shall be performed according to sit conditions with reference to the following principles.

  • Page 77: Electric Wiring Work

    U-MATCH Air Conditioners Service Manual Maximum External Diameter Difference Maximum Length Additional in Height Charge of Connection between Model of Refrigerant Pipe Outdoor and Gas Pipe Liquid Pipe Indoor Unit (g/m) GUHN09NK3AO GUHN12NK3AO GUHN18NK3AO GUHN24NK3AO GUHN30NK3A1O GUHN36NK3AO GUHN36NM3AO GUHN42NM3AO GUHN48NM3A1O GUHN60NM3AO GUHN60NM3A2O 4 ELECTRIC WIRING WORK...
  • Page 78 U-MATCH Air Conditioners Service Manual following places: a. Water pipe; b. Gas pipe; c. Blowing pipe; d. Other places that professional personnel consider them unreliable; 4.1.2 Connection of electric wires with the terminal 1. Caution Before installing the electrical equipment, please pay attention to the following matters which have been specially pointed out by our designers: larger than 2.5mm The lines must be installed by professional personnel.
  • Page 79 U-MATCH Air Conditioners Service Manual 4.1.3 Power Cable Connection 1. Air-conditioning unit with single-phase power supply Remove the front-side panel of the outdoor unit. Pass the cable though rubber ring. Connect the power supply cable to the “L, N” terminals and the grounding screw. 2.

  • Page 80: Electric Wiring Design

    U-MATCH Air Conditioners Service Manual 4.2 Electric Wiring Design GUHN09NK3AO+GFH09K3BI, GUHN12NK3AO+GFH12K3BI, GUHN18NK3AO+GFH18K3BI, GUHN24NK3AO+GFH24K3BI, GUHN36NK3AO+GFH36K3BI, GUHN30NK3A1O+GFH30K3B1I; GUHN36NM3AO+GFH36K3BI, GUHN42NM3AO+GFH42K3BI, GUHN60NM3AO+GFH60K3BI, GUHN48NM3A1O+GFH48K3B1I; GUHN60NM3A2O+GFH60K3B2I;...
  • Page 81 U-MATCH Air Conditioners Service Manual GUHN09NK3AO+GTH09K3BI, GUHN12NK3AO+GTH12K3BI, GUHN18NK3AO+GTH18K3BI, GUHN24NK3AO+GTH24K3BI, GUHN36NK3AO+GTH36K3BI, GUHN30NK3A1O+GTH30K3B1I, GUHN36NM3AO+GTH36K3BI, GUHN42NM3AO+GTH42K3BI, GUHN48NM3A1O+GTH48K3B1I,...
  • Page 82 U-MATCH Air Conditioners Service Manual GUHN60NM3A2O+GTH60K3B2I GUHN09NK3AO+GKH09K3BI, GUHN12NK3AO+GKH12K3BI, GUHN18NK3AO+GKH18K3BI, GUHN24NK3AO+GKH24K3BI, GUHN30NK3A1O+GKH30K3B1I, GUHN36NK3AO+GKH36K3BI,...
  • Page 83 U-MATCH Air Conditioners Service Manual GUHN36NM3AO+GKH36K3BI, GUHN42NM3AO+GKH42K3BI, GUHN48NM3A1O+GKH48K3B1I,...

  • Page 84: Outdoor Unit

    U-MATCH Air Conditioners Service Manual 4.3.1 Outdoor Unit Minimum Sectional Capability of Minimum Sectional Area of Power Power Supply Air Swith Area of Earth Wire Model Supply Wire (V,Ph,Hz) GUHN09NK3AO 220-240,1,50 GUHN12NK3AO 220-240,1,50 GUHN18NK3AO 220-240,1,50 GUHN24NK3AO 220-240,1,50 GUHN30NK3A1O 220-240,1,50 GUHN36NK3AO 220-240,1,50 GUHN36NM3AO 380-415,3,50...

  • Page 85: Ceiling Type

    U-MATCH Air Conditioners Service Manual Ceiling Type Minimum Sectional Capability of Minimum Sectional Area of Power Supply Power Supply Air Swith Area of Earth Wire Model Wire (V,Ph,Hz) GTH09K3BI 220-240,1,50 GTH12K3BI 220-240,1,50 GTH18K3BI 220-240,1,50 GTH24K3BI 220-240,1,50 GTH30K3B1I 220-240,1,50 GTH36K3BI 220-240,1,50 GTH42K3BI 220-240,1,50 GTH48K3B1I...

  • Page 86: Maintenance

    U-MATCH Air Conditioners Service Manual MAINTENANCE...

  • Page 87: Trouble Table

    U-MATCH Air Conditioners Service Manual MAINTENANCE 1 TROUBLE TABLE Trouble Origin of Trouble Name Control Description Code Trouble Signal If water full protection continues for 2 hours and fails to Pump Failure Pump restore, it is believed that the water pump is at fault and all loads are shut off and fail to restore automatically.
  • Page 88 U-MATCH Air Conditioners Service Manual Trouble Origin of Trouble Name Control Description Code Trouble Signal Open-circuit or short-circuit of the indoor environment thermal bulb is detected for continuous 5 seconds, indoor environment temperature will be set compulsively at 24 degree, the system does not take any measure, Failure of Indoor Room Indoor environment and only the indicator is twinkling or fault code F0 is displayed.

  • Page 89: Flow Chart Of Troubleshooting

    U-MATCH Air Conditioners Service Manual Cassette Type Indoor Unit’s Error Indicating: Flash times No error every two Error description seconds once the indoor ambient temperature sensor error twice the evaporator temperature sensor error It goes on as per the yellow: Timing three times the condenser temperature senor error indicating lamp...
  • Page 90 U-MATCH Air Conditioners Service Manual Malfunction display: E1 Compressor High Pressure Protection High pressure protection Check if the pressure is really high pressure with the Replace the outdoor unit Check if pressure switch is normal measurement of a manometer mainboard Replace pressure switch Check if operation mode of indoor unit is Refer to Instruction...
  • Page 91 U-MATCH Air Conditioners Service Manual Malfunction display: E3 Compressor Low Pressure Protection Compressor Low Pressure Protection Check if the pressure is really low pressure Refer to the high pressure with the measurement of a manometer protection Charge refrigerant according to the amount Check if refrigerant in the system is specified in the nameplate and calculated insufficient...
  • Page 92 U-MATCH Air Conditioners Service Manual Malfunction display: E4 Compressor Exhaust High Temperature Protection Disc harge t emperature protection Replace relevant Measure if c ompressor’s disc harge Measure if t emperature sensor’s disc harge t emperature temperature has reached 130 resistance value is co rrect sensor Syst em pipeline leaks so c omplementation is Replace the outdoor unit...
  • Page 93 U-MATCH Air Conditioners Service Manual Malfunction display: E6 Communications Failure...
  • Page 94 U-MATCH Air Conditioners Service Manual Malfunction display: E9 Full Water Protection Full Water Protection Check if the voltage of liquid level Replace the main board Check if water overflow switch end is ok of the indoor uint Check the liquid level switch Check if the water drainage pump...
  • Page 95 U-MATCH Air Conditioners Service Manual Malfunction display: F1 Failure of Evaporator Temp. Sensor Failure of condenser Temp. sensor Check if the plug of the temperature sensor is correctly Check the direction of the connected with socket on the mainboard plug and socket Remove the sensor to check if the resistance Replace temperature sensor value is ok...
  • Page 96 U-MATCH Air Conditioners Service Manual Malfunction display: F4 Failure of Exhaust Temp. Sensor Failure of Exhaust Temp. sensor Check if the plug of the temperature sensor is correctly Check the direction of the connected with socket on the mainboard plug and socket Remove the sensor to check if the resistance Replace temperature sensor value is ok...

  • Page 97: Wiring Diadram

    U-MATCH Air Conditioners Service Manual 3 WIRING DIADRAM 3.1 Wiring Diagram-Outdoor Units 1. GUHN09NK3AO WITH FUNCTION OF LOW TEMP. COOLING: WITHOUT FUNCTION OF LOW TEMP. COOLING:...
  • Page 98 U-MATCH Air Conditioners Service Manual 2. GUHN12NK3AO WITH FUNCTION OF LOW TEMP. COOLING: WITHOUT FUNCTION OF LOW TEMP. COOLING:...
  • Page 99 U-MATCH Air Conditioners Service Manual 3. GUHN18NK3AO WITH FUNCTION OF LOW TEMP. COOLING: WITHOUT FUNCTION OF LOW TEMP. COOLING:...
  • Page 100 U-MATCH Air Conditioners Service Manual 4. GUHN24NK3AO WITH FUNCTION OF LOW TEMP. COOLING: WITHOUT FUNCTION OF LOW TEMP. COOLING:...
  • Page 101 U-MATCH Air Conditioners Service Manual 5. GUHN36NK3AO WITH FUNCTION OF LOW TEMP. COOLING: WITHOUT FUNCTION OF LOW TEMP. COOLING:...
  • Page 102 U-MATCH Air Conditioners Service Manual 6. GUHN36NM3AO WITH FUNCTION OF LOW TEMP. COOLING: WITHOUT FUNCTION OF LOW TEMP. COOLING:...
  • Page 103 U-MATCH Air Conditioners Service Manual 7. GUHN42NM3AO WITH FUNCTION OF LOW TEMP. COOLING: WITHOUT FUNCTION OF LOW TEMP. COOLING:...
  • Page 104 U-MATCH Air Conditioners Service Manual 8. GUHN60NM3AO WITH FUNCTION OF LOW TEMP. COOLING: WITHOUT FUNCTION OF LOW TEMP. COOLING:...
  • Page 105 U-MATCH Air Conditioners Service Manual 9. GUHN30NK3A1O; WITH FUNCTION OF LOW TEMP. COOLING: WITHOUT FUNCTION OF LOW TEMP. COOLING:...
  • Page 106 U-MATCH Air Conditioners Service Manual 10. GUHN48NM3A1O; WITH FUNCTION OF LOW TEMP. COOLING: WITHOUT FUNCTION OF LOW TEMP. COOLING:...
  • Page 107 U-MATCH Air Conditioners Service Manual 11. GUHN60NM3A2O;...

  • Page 108: Wiring Diagram-Indoor Units

    U-MATCH Air Conditioners Service Manual 3.2 Wiring Diagram-Indoor units 3.2.1 Duct Type Model:GFH09K3BI; GFH12K3BI; GFH18K3BI; GFH24K3BI; GFH30K3B1I; GFH36K3BI; GFH42K3BI; GFH48K3B1I; GFH60K3BI; GFH60K3B2I; 3.2.2 Cassettle Type Model:GKH12K3BI; GKH18K3BI; GKH24K3BI; GKH30K3B1I; GKH36K3BI; GKH42K3BI; GKH48K3B1I mode of connection 1 mode of connection 2...
  • Page 109 U-MATCH Air Conditioners Service Manual 3.2.3 Ceiling Type Model:GTH09K3BI; GTH12K3BI; GTH18K3BI; GTH24K3BI; GTH36K3BI; GTH42K3BI; GTH48K3B1I; Model: GTH30K3B1I;...
  • Page 110 U-MATCH Air Conditioners Service Manual Model: GTH60K3B2I;...

  • Page 111: Disassembly And Assembly Procedure Of Main Parts

    U-MATCH Air Conditioners Service Manual 4 DISASSEMBLY AND ASSEMBLY PROCEDURE OF MAIN PARTS 4.1 Outdoor Unit GUHN09NK3AO~ GUHN36NK3AO Disassembly and Assembly of external casing Remark: Make sure that power supply is cut off before disassembling the external casing. Step Illustration Handling Instruction 1.
  • Page 112 U-MATCH Air Conditioners Service Manual 6. Assembly of new right (back) panel screwdriver. on the unit; 7. Assembly of new panel screwdriver. (external casing) equipped with front panel outside the external casing. 8. Assembly of new panel unit grating screwdriver. 9.
  • Page 113 U-MATCH Air Conditioners Service Manual Disassembly and Assembly of Compressor Remark : Make sure there isn’t any refrigerant in pipe system and the power supply is cut off before removal of the compressor. Step Illustration Handling Instruction Disassemble compressor wire wire with screwdriver.
  • Page 114 U-MATCH Air Conditioners Service Manual Disassemble compressor wire 7 . C o r r e c t c o n n e c t i o n o f of disassembly. wires for power supply of compressor with screwdriver. Vacuum pumping injection mouth through process pipe 9.
  • Page 115 U-MATCH Air Conditioners Service Manual with gas welding before removal of 4-way valve. 3. Disassembly of 4-way valve installation postition of each pipe before welding away 4-way valve. Disassemble connecting pipes at E,S,D and C orifices 4. Removal of 4-way valve 5.
  • Page 116 U-MATCH Air Conditioners Service Manual 7. Examination of System and system leak test passes. Disassembly and Assembly of capillary Remark: Make sure there isn’t any refrigerant in pipe system and the power supply is cut off before removal of the capillary. Step Illustration Handling Instruction...
  • Page 117 U-MATCH Air Conditioners Service Manual 3. Assembly of New vapor line using gas welding. liquid separator pothook. Disassembly and Assembly of Axial Flow Fan and motor Step Illustration Handling Instruction 1. Disassembly of outer parts 2. Disassembly of axial flow panel(external casing), screen,etc.
  • Page 118 U-MATCH Air Conditioners Service Manual support. corresponding position inside the electrical parts box and fasten the connecting plug. 6. Assembly of outer parts Disassembly and Assembly of electrical parts box Remark: Make sure power supply of the unit is cut down before removal of electrical parts box or electrical parts box modules. Step Illustration Handling Instruction...
  • Page 119 U-MATCH Air Conditioners Service Manual 5. Assembly of new electrical parts box modules screw down with screwdriver. 6. Connection of power supply components with right position according to the wires of each component order of disassembly. 7. Assembly of electrical parts screw with screwdriver.
  • Page 120 U-MATCH Air Conditioners Service Manual 2. Disassembly of front panel panel with screwdriver. screwdriver. 3. Disassembly of panel grating external casing. 4. Disassembly of external casing with screwdriver. casing 5. Disassembly of back panel panel with screwdriver. 6. Assembly of new back panel screwdriver.
  • Page 121 U-MATCH Air Conditioners Service Manual 7. Assembly of new external casing screwdriver. 8. Assembly of new panel unit panel. grating screwdriver. 9. Assembly of new front panel screwdriver. 10. Assembly of new screen screwdriver. 11. Assembly of new coping screwdriver.
  • Page 122 U-MATCH Air Conditioners Service Manual Disassembly and Assembly of Compressor Remark : Make sure there isn’t any refrigerant in pipe system and the power supply is cut off before removal of the compressor.. Step Illustration Handling Instruction 1. Disassembly of power supply wire wire, mark wire color with the corresponding joint number in case of wrong connection.
  • Page 123 U-MATCH Air Conditioners Service Manual gas welding. Weld suction and 6. Connection of suction and and the nitrogen pressure should be 0.5±0.1kgf/ discharge pipe of discharge pipe with pipeline compressor (relative pressure). system surrounding materials should be burnt by high temperature.
  • Page 124 U-MATCH Air Conditioners Service Manual 4. Removal of 4-way valve 5. Assembly of New 4-way Mount the new 4-way 4-way valve in case sliding block inside the valve valve valve and weld the joints with other pipelines. shall be 0.5±0.1kgf/cm (relative pressure).
  • Page 125 U-MATCH Air Conditioners Service Manual Weld point 2. Assembly of New capillary Capillary Disassembly and Assembly of Vapour Liquid Separator Remark: Make sure there isn’t any refrigerant in pipe system and the power supply is cut off before removal of the vapor liquid separator. Step Illustration Handling Instruction...
  • Page 126 U-MATCH Air Conditioners Service Manual Disassembly and Assembly of Axial Flow Fan and motor Step Illustration Handling Instruction panel(external casing), screen,etc. according to the discription above in order to disassemble 1. Disassembly of outer parts 2. Disassembly of axial flow pull out the wires through the hole.
  • Page 127 U-MATCH Air Conditioners Service Manual 6. Assembly of outer parts (external casing) and screen, etc. according to the discription before. Disassembly and Assembly of electrical parts box Remark: Make sure power supply of the unit is cut down before removal of electrical parts box or electrical parts box modules. Step Illustration Handling Instruction...

  • Page 128: Indoor Unit

    U-MATCH Air Conditioners Service Manual 5. Connection of power supply components with right position according to the wires of each component order of disassembly. 4.2 Indoor Unit 4.2.1 Duct Type 1. GFH09K3BI, GFH12K3BI, GFH18K3BI Disassembly procedure Disassembly of External Casing of Group Remark: Make sure the power supply is cut off before removal and protect all the parts during disassembly, especially the screws that should be collected together, in case of missing them.
  • Page 129 U-MATCH Air Conditioners Service Manual Disassembly of water-containing plate Remark:Make sure the power supply is cut off before disassembling and protect all the parts during disassembly. Step Illustration Handling Instruction 1. Removal of water-containing containing plate and take away the water- plate containing plate(As shown in the graph, the arrow represents water-containing plate)

  • Page 130: Disassembly Procedure

    U-MATCH Air Conditioners Service Manual Disassembly of evaporator the copper tube under pressurized condition. Step Illustration Handling Instruction 1. Disassembly of right panel panel and remove right panel(as is shown in the graph, arrow represents right panel). 2. Disassembly of left panel panel and remove left panel(as is shown in the graph, arrow represents left panel).
  • Page 131 U-MATCH Air Conditioners Service Manual Disassembly of electrical parts box cover panel and electrical parts box Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly, especially the electrical components. Do not dampen or hit them. Step Illustration Handling Instruction...
  • Page 132 U-MATCH Air Conditioners Service Manual Disassembly of water-containing plate Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly. Step Illustration Handling Instruction plate and remove the cover plate. (As is shown in the graph, circle represents 6 fastening 1.
  • Page 133 U-MATCH Air Conditioners Service Manual valve seal-plate and remove the valve seal- 2 . D i s a s s e m b l e f a s t e n i n g plate. Disassemble the fastening screws on the screws connecting evaporator evaporator’s joint flange.
  • Page 134 U-MATCH Air Conditioners Service Manual 4.2.2 Ceiling Type Disassembly of panel grating module near the high temperature heat source. Step Illustration Handling Instruction modules until the panel grating is open. (As Disassembly of panel grating is shown in the graph, arrow represents the module position of bottons.
  • Page 135 U-MATCH Air Conditioners Service Manual 2. Disassembly of electrical the graph on left (two screws on both sides)and parts box modules. remove the electrical parts box modules and the wires. Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly, especially the joints of Step Illustration Handling Instruction...
  • Page 136 U-MATCH Air Conditioners Service Manual Disassembly of evaporator components the copper tube under pressurized condition. Step Illustration Handling Instruction the arrow in the graph with screwdriver. Disassembly of evaporator (There are 4 screws on left and right of the components evaporator and 2 on evaporator outlet press plate modules) Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly.
  • Page 137 U-MATCH Air Conditioners Service Manual inner hexagonal and remove the wheel. The 2. Disassembly of fans inner hexagonal and its direction of effect are shown by the arrow in the graph. 3. Disassembly of bearing plates with screwdriver. (As shown in the box in the graph) 4.
  • Page 138 U-MATCH Air Conditioners Service Manual Model: GTH30K3B1I Disassembly of panel grating module screen near the high temperature heat source. Step Illustration Handling Instruction Disassembly of sub-assy of 2 screws of the clasps. front grill to remove the grill. Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly. Do not scratch the outer parts.
  • Page 139 U-MATCH Air Conditioners Service Manual Disassemble of water-containing plate modules Remark: Make sure the power supply is cut off before disassembling and protect all the parts during disassembly. Step Illustration Handling Instruction Disassemble of water- containing plate modules Disassembly of evaporator components seal the copper tube .
  • Page 140 U-MATCH Air Conditioners Service Manual clamp, remove the motor attaching clamp and 4. Disassembly of motor motor attaching clamp subassembly to remove the motor. Remark: Make sure that the power supply is cut off before disassembling and protect all the parts during disassembly. Step Illustration Handling Instruction...
  • Page 141 U-MATCH Air Conditioners Service Manual Disassembly of sub-assy of electric box Remark: Make sure that the power supply is cut off before disassembling and protect all the parts during disassembly, especially the components inside the box in case of water and hit. Step Illustration Handling Instruction...
  • Page 142 U-MATCH Air Conditioners Service Manual Disassembly of fan and motor components Remark: Make sure that the power supply is cut off before disassembling and protect all the parts during disassembly, especially the fastening screws for fans. Step Illustration Handling Instruction scroll cases with hands and pull upward to remove the front scroll case.
  • Page 143 U-MATCH Air Conditioners Service Manual 4.2.3 Cassette Type Remark: Cut off the power supply and make sure the panel grating in good condition during assembly. Step Illustration Handling Instruction 1. Disassembly of grating represented by circles in the direction of arrow with hands.
  • Page 144 U-MATCH Air Conditioners Service Manual screws is represented by the arrow.) 2. Disassembly of screws When loosed completely, panel shall be removed by pulling upward. Disassembly of water-containing plate Remark: Cut off the power supply and make sure the power supply wires, signal wires and water-containing plate in good condition. Step Illustration Handling Instruction...
  • Page 145 U-MATCH Air Conditioners Service Manual Disassembly of fan Remark: Cut off the power supply and make sure the fan is in good condition and shape. Step Illustration Handling Instruction Disassembly of fan side to remove the fan (The position of washer nuts is shown by the arrow in the graph.).
  • Page 146 U-MATCH Air Conditioners Service Manual corners on the panel and remove the two 1. Disassembly of screws exposed screws. The connection rod modules on the air-deflecting plate shall be seen. (The position of screws is shown in the graph.) connection rod and connection rod modules with 2.

  • Page 147: Exploded Views And Part List

    U-MATCH Air Conditioners Service Manual 5 EXPLODED VIEWS AND PART LIST 5.1 Outdoor Unit 5.1.1 WITHOUT FUNCTION OF LOW TEMP. COOLING: 1) Model: GUHN09NK3AO; GUHN12NK3AO; GUHN18NK3AO; Exploded View...

  • Page 148: Parts List

    U-MATCH Air Conditioners Service Manual Parts List: GUHN09NK3AO GUHN12NK3AO Name of part Product Code CF021W0012 Product Code CF021W0022 Part code Quantity Part code Quantity panel grill 22413431 22413431 panel 015330124 200020153 10333413 10333004 Motor 15013067 15013071 motor support 01703106 01703086...
  • Page 149 U-MATCH Air Conditioners Service Manual Parts List: GUHN18NK3AO Name of part Product Code CF021W0052 Part code Quantity panel grill 22413431 panel 01533012 10333413 Motor 15013071 motor support 01703391 Condenser Assy 01125252 Top Cover 01253443 protection grill nets 01473023 Capacitor 33000039 Electric Box 0142530701 Isolation Washer C...
  • Page 150 U-MATCH Air Conditioners Service Manual 2) Model:GUHN24NK3AO Exploded Views...
  • Page 151 U-MATCH Air Conditioners Service Manual Parts List: GUHN24NK3AO Name of part Product Code CF021W0092 Part code Quantity Front grill 22414102 left handle 26235401 Cabinet 01433017P Front Side Plate 01303251P Handle 26235253 Axial Flow Fan 10335253 Fan Motor 150154512 Motor Support Sub-Assy 01705103 Top Cover 01255013P...

  • Page 152: Exploded Views

    U-MATCH Air Conditioners Service Manual 3) Model:GUHN30NK3A1O; Exploded Views Parts List: GUHN30NK3A1O Name of part Product Code CF021W0830 Part code Quantity Left Side Plate '01305043P Rear Grill '01475008 Axial Flow Fan '10335005 Condenser Assy '01125200021 Motor Support Sub-Assy '01705016 Top Cover Sub-Assy '01255007 Clapboard '01235074...
  • Page 153 U-MATCH Air Conditioners Service Manual 4) Model:GUHN36NK3AO;GUHN36NM3AO; Exploded Views...
  • Page 154 U-MATCH Air Conditioners Service Manual Parts List: GUHN36NK3AO GUHN36NM3AO Name of part Product Code CF021W0062 Product Code CF021W0032 Part code Quantity Part code Quantity Front Grill 22265401 22265401 Front Plate 01435103P 01435103P Protection Grill 01475401 01475401 Top Cover 01255012P 01255012P Back Side Plate 01305402 01305402...
  • Page 155 U-MATCH Air Conditioners Service Manual 5) Model:GUHN42NM3AO; GUHN48NM3A1O; Exploded Views...
  • Page 156 U-MATCH Air Conditioners Service Manual Parts List: GUHN42NM3AO GUHN48NM3A1O Name of part Product Code CF021W0042 Product Code CF021W0820 Part code Quantity Part code Quantity Front Grill 22414102 ` 22414102 Front Plate 01435436 '01435436 Protection Grill 01475432 '01475432 Top Cover 01255013P '01255013P Back Side Plate 01303712...
  • Page 157 U-MATCH Air Conditioners Service Manual 6) Model:GUHN60NM3AO Exploded Views...
  • Page 158 U-MATCH Air Conditioners Service Manual Parts List: GUHN60NM3AO Name of part Product Code CF021W0082 Part code Quantity Front grill 22414102 Cabinet 01435436 Front Side Plate 01305431 Drainage Plug 06813401 Drainage Connecter 06123401 Chassis Sub-assy 01205472 00129052 Compressor Gasket 76710209 Electric Heater(Compressor) 76515404 Cut off Valve 07130210...
  • Page 159 U-MATCH Air Conditioners Service Manual 7) Model:GUHN60NM3A2O Exploded Views...
  • Page 160 U-MATCH Air Conditioners Service Manual Parts List: GUHN60NM3A2O Name of part Product Code CF021W0810 Part code Quantity Front Grill 22414102 Cabinet 01435436 Front Side Plate 01305431 Drainage Plug 06813401 Drainage Connecter 06123401 Chassis Sub-Assy 01195200006P Compressor 00129052 Compressor Gasket 76710209 Electric Heater(Compressor) 76515404 Gas Valve...
  • Page 161 U-MATCH Air Conditioners Service Manual 5.1.2 WITH FUNCTION OF LOW TEMP. COOLING: 1) Model:GUHN09NK3AO; GUHN12NK3AO; GUHN18NK3AO Exploded Views...
  • Page 162 U-MATCH Air Conditioners Service Manual Parts List: GUHN09NK3AO GUHN12NK3AO Name of part Product Code CF021W0013 Product Code CF021W0023 Part code Quantity Part code Quantity Front Grill 22413433 22413433 Front Panel Sub-Assy 200020153 200020153 Front Panel 015330124 015330124 Axial Flow Fan 10333413 10333004 Fan Motor...
  • Page 163 U-MATCH Air Conditioners Service Manual Parts List: GUHN18NK3AO Name of part Product Code CF021W0053 Part code Quantity Front Grill 22413433 Front Panel Sub-Assy Front Panel 01533012 Axial Flow Fan 10333413 Fan Motor 15013071 Chassis Assy 01203144 Drainage Connecter 06123401 Compressor and Fittings 00103702 Compressor Gasket 76710202...
  • Page 164 U-MATCH Air Conditioners Service Manual 2) Model:GUHN24NK3AO Exploded Views...
  • Page 165 U-MATCH Air Conditioners Service Manual Parts List: GUHN24NK3AO Name of part Product Code CF021W0093 Part code Quantity Front grill 22414102 Cabinet 01433017P Handle 26235253 left handle 26235401 Front Side Plate 01303251P Axial Flow Fan 10335253 Fan Motor 01705103 Chassis Sub-assy 01205201 Motor Support 01703027...

  • Page 166: Exploded Views

    U-MATCH Air Conditioners Service Manual 3) Model:GUHN30NK3A1O; Exploded Views Parts List: GUHN30NK3A1O Name of part Product Code CF021W0831 Part code Quantity Left Side Plate '01305043P Rear Grill '01475008 Axial Flow Fan '10335005 Condenser Assy '01125200021 Motor Support Sub-Assy '01705016 Top Cover Sub-Assy '01255007 Clapboard '01235074...
  • Page 167 U-MATCH Air Conditioners Service Manual 4) Model:GUHN36NK3AO; GUHN36NM3AO Exploded Views...
  • Page 168 U-MATCH Air Conditioners Service Manual Parts List: GUHN36NK3AO GUHN36NM3AO Name of part Product Code CF021W0063 Product Code CF021W0033 Part code Quantity Part code Quantity Front Grill 22265401 22265401 Front Plate 01435103P 01435103P Protection Grill 01475401 01475401 Top Cover 01255012P 01255012P Back Side Plate 01305402 01305402...
  • Page 169 U-MATCH Air Conditioners Service Manual 5) Model:GUHN42NM3AO; GUHN48NM3A1O; GUHN60NM3AO Exploded Views...
  • Page 170 U-MATCH Air Conditioners Service Manual Parts List: GUHN42NM3AO GUHN48NM3A1O Name of part Product Code CF021W0043 Product Code CF021W0821 Part code Quantity Part code Quantity Front Grill 22414102 ` 22414102 Front Plate 01435436 '01435436 Protection Grill 01475432 '01475432 Top Cover 01255013P '01255013P Back Side Plate 01303712...
  • Page 171 U-MATCH Air Conditioners Service Manual Parts List: GUHN60NM3AO Name of part Product Code CF021W0083 Part code Quantity Front Grill 22414102 Front Plate 01435436 Protection Grill 01475432 Top Cover 01255472 Back Side Plate 01303712 Handle 26235253 Valve Support 01715001 Metal Base 01205472 Front Side Plate 01305431...

  • Page 172: Indoor Unit

    U-MATCH Air Conditioners Service Manual 5.2 Indoor Unit 5.2.1 Duct Type 1) Model:GFH09K3BI;GFH12K3BI;GFH18K3BI; GFH24K3BI; GFH30K3B1I;GFH36K3BI; GFH42K3BI; GFH48K3B1I; GFH60K3BI; GFH60K3B2I Exploded Views...
  • Page 173 U-MATCH Air Conditioners Service Manual Parts List : GFH09K3BI GFH12K3BI Name of part Product Code CF022N0011 Product Code CF022N0031 Part code Quantity Part code Quantity Filter Sub-Assy 11725201 1725201 Left Side Plate Assy 01309054 01315297 Top Cover Assy 01259051 01259051 Ambient Temperature Sensor 3900012123 3900012123...
  • Page 174 U-MATCH Air Conditioners Service Manual Parts List : GFH18K3BI GFH24K3BI Name of part Product Code CF022N0051 Product Code CF022N0081 Part code Quantity Part code Quantity Filter Sub-Assy 11725202 11125303 Left Side Plate Assy 01315295 01315293 Top Cover Assy 01265301 Ambient Temperature Sensor 3900012123 3900012121G Tube sensor...
  • Page 175 U-MATCH Air Conditioners Service Manual Parts List : GFH60K3BI GFH30K3B1I GFH48K3B1I Name of part Product Code CF022N0071 Product Code CF022N0470 Product Code CF022N0460 Part code Quantity Part code Quantity Part code Quantity Filter Sub-Assy 111253032 '11125303 '111253031 Left Side Plate Assy 01309109 '01315293 ` 01315307...
  • Page 176 U-MATCH Air Conditioners Service Manual 2) Model: GFH60K3B2I Exploded Views Parts List : GFH60K3B2I Name of part Product Code CF022N0450 Part code Quantity '111253032 Seal of Connection Pipe Left Side Plate '01309108 Top Cover '01259111 temp.sensor (15K) '3900012123 temp.sensor (20K) '3900012128 Electric Box '01395200070...
  • Page 177 U-MATCH Air Conditioners Service Manual .2.2 Cassette Type 1) Model:GKH12K3BI, GKH18K3BI Exploded Views...
  • Page 178 U-MATCH Air Conditioners Service Manual Parts List : GKH12K3BI GKH18K3BI Name of part Product Code ET020N0060 Product Code ET020N0030 Part code Quantity Part code Quantity Display Board 30297301 30297301 Centifugal Fan 10312702 10312702 Motor 15012707 15012707 Evaporator Assy 01029608 01029608 Motor Support 01702702 01702702...
  • Page 179 U-MATCH Air Conditioners Service Manual 2) Model:GKH24K3BI; GKH36K3BI; GKH42K3BI; Exploded Views...
  • Page 180 U-MATCH Air Conditioners Service Manual Exploded Views: GKH24K3BI GKH36K3BI Name of part Product Code ET020N0030 Product Code ET020N0010 Part code Quantity Part code Quantity Tube Exit plate 01382715 01382715 Body Fixing Plate 01332701 01332701 Front Side Plate 01302718 01302713 Left Side Plate 01302715 01302711 Base Plate...
  • Page 181 U-MATCH Air Conditioners Service Manual Exploded Views: GKH42K3BI GKH48K3B1I Name of part Product Code ET020N0020 Product Code ET010N0560 Part code Quantity Part code Quantity Tube Exit plate 01382715 '01382715 Body Fixing Plate 01332701 '01332701 Front Side Plate 01302713 '01302713 Left Side Plate 01302711 '01302711 Base Plate...
  • Page 182 U-MATCH Air Conditioners Service Manual 3) Model:GKH30K3B1I Exploded Views...
  • Page 183 U-MATCH Air Conditioners Service Manual Parts List : GKH30K3B1I Name of part Product Code ET020N0120 Part code Quantity Tube Exit Plate '01382715 Body Fixed Plate '01332701 Front Side Plate '01302718 Left Side Plate '01302715 Base Plate '01222701 Rear Side Plate '01302714 Motor Support '01702701...
  • Page 184 U-MATCH Air Conditioners Service Manual 5.2.3 Ceiling Type 1) Model:GTH09K3BI; GTH12K3BI; GTH18K3BI; Exploded Views Parts List : GTH09K3BI GTH12K3BI Name of part Product Code ED010N0090 Product Code ED010N0120 Part code Quantity Part code Quantity Rear Side Plate 01302013 01302013 Handle 26232001 26232001 Left Decoration Plate...
  • Page 185 U-MATCH Air Conditioners Service Manual Transformer 57X25C 43110237 43110237 Electric Box 01402407 0140240701 Main PCB Z7A251B 30227021 30227021 Terminal Board 42011159 42011159 Wire Base 24253001 24253001 Wire Clamp 24253002 24253002 Fuse 5A 250VAC 46010013 Cover of Electric Box 01412408 01412408 Pipe Clip 70812001 70812001...
  • Page 186 U-MATCH Air Conditioners Service Manual Parts List : GTH18K3BI Name of part Product Code ED010N0130 Part code Quantity Rear Side Plate 01302013 Handle 26232001 Left Decoration Plate 261124152 Rear Side Plate of Air Outlet 0130201501 Louver 1051953202 Right Decoration Plate 261124162 Shaft of Louver II 10512026...
  • Page 187 U-MATCH Air Conditioners Service Manual Left Fixing Plate 01332405 Left Side Foam 12312403 Left Fixing Plate of Evaporator 01072410 Motor Clamp 26112026 Step Motor 15212402 Left Swing Motor Fixer 26152005 Evaporator Assy 01032468 Liquid-intake Pipe Components 03222520 Air Collecting Pipe Components 03533428 Temp Sensor 39000194...
  • Page 188 U-MATCH Air Conditioners Service Manual 2) Model:GTH24K3BI Exploded Views Parts List GTH24K3BI Name of part Product Code ED010N0150 Part code Quantity Left Decoration Plate ` 261124171 Shaft of Louver I ` 10512025 Swing Louver Fixer Louver Support ` 24212020 Louver Fixer '24222016 Louver '105124041...
  • Page 189 U-MATCH Air Conditioners Service Manual Right Fixing Palte 01332404 Support of Motor Bearing 01792408 Fixer of Motor Support 01792409 Right Decoration Panel 26112033 Pipe Clamp 01072424 Electric Box 01399620 Terminal Board 420101851 Terminal Board 42011159 Main PCB 30227021 Ring of Bearing 76512404 Fan Bearing 76512210...
  • Page 190 U-MATCH Air Conditioners Service Manual 3)Model:GTH30K3B1I; Exploded Views GTH30K3B1I Name of part Product Code ED020N0400 Part code Quantity Front Connection Board 01349408P Front Foam Assy 12509424 Rotating Shaft 26909430 Guide Louver 26909432 Supporter 26909409 Rear side plate assy 0131941901 Step Motor 1521240206 Rotating Shaft 26909413...
  • Page 191 U-MATCH Air Conditioners Service Manual Fixed Plate for Mainboard 26909407 Electric Box Assy 01399464 Centrifugal fan 1041410101 Rear Connection board 01349410 Room Sensor 39000191 Front volute casing 26905208 O-Gasket of Bearing 76512404 Rotary Axis Sub-Assy 73018052 Joint Slack 73018731 Fan Motor 15709408 Fixing Plate 02229408...
  • Page 192 U-MATCH Air Conditioners Service Manual 4)Model:GTH36K3BI; GTH42K3BI; Exploded Views Parts List GTH36K3BI GTH42K3BI Name of part Product Code ED010N0100 Product Code ED010N0110 Part code Quantity Part code Quantity Left Decoration Plate 261124151 261124151 Shaft of Louver I 10512026 10512025 Swing Louver Fixer 0133241802 Louver Support 24212019...
  • Page 193 U-MATCH Air Conditioners Service Manual Right Fixing Palte 01332404 01332404 Support of Motor Bearing 01792408 01792408 Fixer of Motor Support 01792407 01792407 Right Decoration Panel 26112027 26112027 Pipe Clamp 01072437 01072425 Electric Box 01399619 01399619 Terminal Board 420101851 420101851 Terminal Board 42011159 42011159 Main PCB...
  • Page 194 U-MATCH Air Conditioners Service Manual 5)Model:GTH48K3B1I Exploded Views Parts List GTH48K3B1I Name of part Product Code ED020N0630 Part code Quantity Left Decoration Plate ` 261124151 Shaft of Louver I '10512025 Swing Louver Fixer '0133241802 Louver Support ` 24212019 Louver Fixer '24212018 Shaft of Louver II '10512026...
  • Page 195 U-MATCH Air Conditioners Service Manual Right Fixing Palte ` 01332404 Support of Motor Bearing '01792408 Fixer of Motor Support '01792407 Right Decoration Panel '26112027 Pipe Clamp ` 01072425 Electric Box Assy '01399439 Wire Base ` 24253001 Wire Clamp ` 24253002 Terminal Board '42011159 Main PCB...
  • Page 196 U-MATCH Air Conditioners Service Manual 6)Model:GTH60K3B2I Exploded Views Parts List GTH60K3B2I Name of part Product Code ED020N0620 Part code Quantity Front Grill sub-assy 01579401 Top Cover Board Sub-assy 01269403 Air Louver 26909418 Water Tray Assy 01289401 Rear volute casing 26909419 Pressure Plate of Flume 26909442 Joint Slack...
  • Page 197 U-MATCH Air Conditioners Service Manual Front Volute Casing 02289402P Front volute casing 26905208 Mounting Plate 01329410 Rear Side Plate Sub-Assy 01319442 connected board (evaporator) 01349412 Mid Clapboard 0124940202 Evaporator Assy 01029400014 Rotating Shaft 26909430 Supporter 26909409 Connecting Rod 26909411 Foam Sub-Assy on Front Connection Board 12509434 Front Connection Board 01349404P...
  • Page 198 JF00300193...

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