GWHN07EANK3A1A GWHN09EANK3A1A

Transcription

1 HUMMER GWHN07EANK3AA GWHN09EANK3AA

2 GWHN07EANK3A2A GWHN09EANK3A2A

3 HUMMER GWHN2EBNK3AA/I GWHN2EBNK3A2A/I GWHN2EBNK3AA GWHN2EBNK3A2A

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5 HUMMER Model Remarks

6 2 Model Function Rated Voltage Rated Frequency Total Capacity (W) Power Input (W) Rated Input (W) Rated Current (A) Air Flow Volume (m 3 /h) Dehumidifying Volume (l/h) C.O.P / EER (W/W) Indoor unit Model of Indoor Unit Fan Motor Speed (r/min) (H/M/L) Output of Fan Motor (w) Input of Heater (w) Fan Motor Capacitor (uf) Fan Motor RLA(A) Fan Type-Piece Diameter-Length (mm) Evaporator Pipe Diameter (mm) Row-Fin Gap(mm) Coil length (l) x height (H) x coil width (L) Swing Motor Model Output of Swing Motor (W) Fuse (A) Sound Pressure Level db (A) (H/M/L) Sound Power Level db (A) (H/M/L)*** Dimension (W/H/D)( mm) Dimension of Package (L/W/H)( mm) GWHN07EANK3AA OR GWHN09EANK3AA OR GWHN07EANK3A2A GWHN09EANK3A2A COOLING HEATING COOLING HEATING V V 50Hz 50Hz 236W(7900Btu/h) 2500W(8500Btu/h) 2637W(9000Btu/h) 2785W(9500Btu/h) /-/-/- 420/-/-/ / /3.22 GWHN07EANK3AA/I (OR GWHN09EANK3AA/I (OR GWHN07EANK3A2A/I) GWHN09EANK3A2A/I) 060/960/860/760 8 / 0.2 Cross flow fan 97*538 Aluminum fin-copper tube *25.4*228.6 MP24BA.5 PCB 3.5A 38/35/32/28 48/45/42/38 70X250X80 755X260X35 060/960/860/760 8 / 0.2 Cross flow fan 97*538 Aluminum fin-copper tube *25.4*228.6 MP24BA.5 PCB 3.5A 38/35/32/28 48/45/42/38 70X250X80 755X260X35

7 HUMMER Model of Outdoor Unit Compressor Model Compressor Type L.R.A. (A) Compressor RLA(A) Compressor Power Input(W) Overload Protector GWHN07EANK3AA/O GWHN09EANK3AA/O QXA-B02uC30 QXA-B06uC30 Rotory Rotory B H B H Outdoor unit Connecti on Pipe Throttling Method Starting Method Working Temp Range () Condenser Pipe Diameter (mm) Rows-Fin Gap(mm) Coil length (l) x height (H) x coil width (L) Fan Motor Speed (rpm) (H/M/L)** Output of Fan Motor (W) Fan Motor RLA(A) Fan Motor Capacitor (uf) Air Flow Volume of Outdoor Unit Fan Type-Piece Fan Diameter (mm) Defrosting Method Climate Type Capillary Capillary Capacitor Capacitor -5-5 Aluminum fin-copper tube Aluminum fin-copper tube *400.5* *406* Axial fan Axial fan Auto defrost Auto defrost T T I I IP24 IP24 Isolation Moisture Protection Permissible Excessive Operating Pressure for the Discharge Side(MPa) Permissible Excessive Operating Pressure for the Suction.2.2 Side(MPa) Sound Pressure Level db (A) (H/M/L) Sound Power Level db (A) (H/M/L) Dimension (W/H/D)( mm) 720X430X X430X260 Dimension of Package (L/W/H)( mm) 765X350X X350X490 Net Weight /Gross Weight (kg) 25/29 25/29 Refrigerant Charge (kg) R40a/0.53 R40a/0.7 Length (m) 4 4 Outer Diameter Max Distance Liquid Pipe (mm) Height (m) 6(/4 ) 5 6(/4 ) 5 Gas Pipe (mm) Length (m) 9.52(3/8 ) 0 2(/2 ) 0 The above data is subject to change without notice. Please refer to the nameplate of the unit.

8 Model Function Rated Voltage Rated Frequency Total Capacity (W) Power Input (W) Rated Input (W) Rated Current (A) Air Flow Volume (m 3 /h) Dehumidifying Volume (l/h) C.O.P / EER (W/W) Model of Indoor Unit GWHN2EBNK3AA OR GWHN2EBNK3A2A COOLING 3224W(000Btu/h) V 50Hz /3.22 HEATING 3575W(2200Btu/h) GWHN2EBNK3AA/I (OR GWHN2EBNK3A2A/I) Indoor unit Fan Motor Speed (r/min) (H/M/L) Output of Fan Motor (w) Input of Heater (w) Fan Motor Capacitor (uf) Fan Motor RLA(A) Fan Type-Piece Diameter-Length (mm) Evaporator Pipe Diameter (mm) Row-Fin Gap(mm) Coil length (l) x height (H) x coil width (L) Swing Motor Model Output of Swing Motor (W) Fuse (A) Sound Pressure Level db (A) (H/M/L) Sound Power Level db (A) (H/M/L)*** Dimension (W/H/D)( mm) Dimension of Package (L/W/H)( mm) Net Weight /Gross Weight (kg) 200/00/980/ / 0.28 Cross flow fan 97*583 Aluminum fin-copper tube *25.4*228.6 MP24BA.5 PCB 3.5A 40/38/35/3 50/48/45/4 770X250X80 80X278X /2

9 HUMMER Outdoor unit Connecti on Pipe Model of Outdoor Unit Compressor Model Compressor Type L.R.A. (A) Compressor RLA(A) Compressor Power Input(W) Overload Protector Throttling Method Starting Method Working Temp Range () Condenser Pipe Diameter (mm) Rows-Fin Gap(mm) Coil length (l) x height (H) x coil width (L) Fan Motor Speed (rpm) (H/M/L)** Output of Fan Motor (W) Fan Motor RLA(A) Fan Motor Capacitor (uf) Air Flow Volume of Outdoor Unit Fan Type-Piece Fan Diameter (mm) Defrosting Method Climate Type Isolation Moisture Protection Permissible Excessive Operating Pressure for the Discharge Side(MPa) Permissible Excessive Operating Pressure for the Suction Side(MPa) Sound Pressure Level db (A) (H/M/L) Sound Power Level db (A) (H/M/L) Dimension (W/H/D)( mm) Dimension of Package (L/W/H)( mm) Net Weight /Gross Weight (kg) Refrigerant Charge (kg) Length (m) Liquid Pipe (mm) Outer Diameter Gas Pipe (mm) Height (m) Max Distance Length (m) GWHN2EBNK3AA/O C-RV33HC Rotory B H Capillary Capacitor -5~46 Aluminum fin-copper tube *506* Axial fan 400 Auto defrost T I IP X540X X590X360 35/40 R40a/ (/4 ) 9.52(3/8 ) 5 0 The above data is subject to change without notice. Please refer to the nameplate of the unit.

10 Model Function Rated Voltage Rated Frequency Total Capacity (W) Power Input (W) Rated Input (W) Rated Current (A) Air Flow Volume (m 3 /h) Dehumidifying Volume (l/h) C.O.P / EER (W/W) Indoor unit Model of Indoor Unit Fan Motor Speed (r/min) (H/M/L) Output of Fan Motor (w) Input of Heater (w) Fan Motor Capacitor (uf) Fan Motor RLA(A) Fan Type-Piece Diameter-Length (mm) Evaporator Pipe Diameter (mm) Row-Fin Gap(mm) Coil length (l) x height (H) x coil width (L) Swing Motor Model Output of Swing Motor (W) Fuse (A) Sound Pressure Level db (A) (H/M/L) Sound Power Level db (A) (H/M/L)*** Dimension (W/D/H)( mm) Dimension of Package (W/D/H)( mm) Net Weight /Gross Weight (kg) COOLING GWHN8EDNK3A2A HEATING V 50Hz /500/ / 3.0 GWHN8EDNK3A2A/I 250/080/ uf 0.2 Cross flow fan 92 X 66 Aluminum fin-copper tube X324X25.4 MP24BA 2 PCB 3.5A Transformer 0.2A 43/39/33 53/49/43 830X285X X 370 X 285 /4

11 HUMMER Outdoor unit Connecti on Pipe Model of Outdoor Unit Compressor Model Compressor Type L.R.A. (A) Compressor RLA(A) Compressor Power Input(W) Overload Protector Throttling Method Starting Method Working Temp Range () Condenser Pipe Diameter (mm) Rows-Fin Gap(mm) Coil length (l) x height (H) x coil width (L) Fan Motor Speed (rpm) (H/M/L)** Output of Fan Motor (W) Fan Motor RLA(A) Fan Motor Capacitor (uf) Air Flow Volume of Outdoor Unit Fan Type-Piece Fan Diameter (mm) Defrosting Method Climate Type Isolation Moisture Protection Permissible Excessive Operating Pressure for the Discharge Side(MPa) Permissible Excessive Operating Pressure for the Suction Side(MPa) Sound Pressure Level db (A) (H/M/L) Sound Power Level db (A) (H/M/L) Dimension (W/D/H)( mm) Dimension of Package (W/D/H)( mm) Net Weight /Gross Weight (kg) Refrigerant Charge (kg) Length (m) Outer Diameter Max Distance Liquid Pipe (mm) Gas Pipe (mm) Height (m) Length (m) GWHN8EDNK3A2A/O C-RV90HA Hermetic motor compressor B E Capillary Capacitor -7T43 Aluminum fin-copper tube X660X uF 2000 Axial fan 473 Auto defrost T I IP X680X X720X428 46/50 R40A/ (/4 ) 2(/2 ) 5 0 The above data is subject to change without notice. Please refer to the nameplate of the unit.

12 Model Function Rated Voltage Rated Frequency Total Capacity (W) Power Input (W) Rated Input (W) Rated Current (A) Air Flow Volume (m 3 /h) Dehumidifying Volume (l/h) C.O.P / EER (W/W) Indoor unit Model of Indoor Unit Fan Motor Speed (r/min) (H/M/L) Output of Fan Motor (w) Input of Heater (w) Fan Motor Capacitor (uf) Fan Motor RLA(A) Fan Type-Piece Diameter-Length (mm) Evaporator Pipe Diameter (mm) Row-Fin Gap(mm) Coil length (l) x height (H) x coil width (L) Swing Motor Model Output of Swing Motor (W) Fuse (A) Sound Pressure Level db (A) (H/M/L) Sound Power Level db (A) (H/M/L)*** Dimension (W/D/H)( mm) Dimension of Package (W/D/H)( mm) Net Weight /Gross Weight (kg) COOLING GWHN24ECNK3A2A HEATING V~ 50Hz /670/ GWHN24ECNK3A2A/I 200/050/ / 0.4 Cross flow fan 96 X 797 Aluminum fin-copper tube X340.5X25.4 MP35XX 2.5 PCB 3.5A Transformer 0.2A 48/45/42/39 58/55/52/49 020X228X30 078X390X325 5/20

13 HUMMER Outdoor unit Connecti on Pipe Model of Outdoor Unit Compressor Model Compressor Type L.R.A. (A) Compressor RLA(A) Compressor Power Input(W) Overload Protector Throttling Method Starting Method Working Temp Range () Condenser Pipe Diameter (mm) Rows-Fin Gap(mm) Coil length (l) x height (H) x coil width (L) Fan Motor Speed (rpm) (H/M/L)** Output of Fan Motor (W) Fan Motor RLA(A) Fan Motor Capacitor (uf) Air Flow Volume of Outdoor Unit Fan Type-Piece Fan Diameter (mm) Defrosting Method Climate Type Isolation Moisture Protection Permissible Excessive Operating Pressure for the Discharge Side(MPa) Permissible Excessive Operating Pressure for the Suction Side(MPa) Sound Pressure Level db (A) (H/M/L) Sound Power Level db (A) (H/M/L) Dimension (W/D/H)( mm) Dimension of Package (W/D/H)( mm) Net Weight /Gross Weight (kg) Refrigerant Charge (kg) Length (m) Outer Diameter Max Distance Liquid Pipe (mm) Gas Pipe (mm) Height (m) Length (m) GWHN24ECNK3A2A/O ASH275CV-C8LU rotary compressor Capillary Capacitor -7T43 Aluminum fin-copper tube X660X m 3 /h Axial fan 472 Auto defrost T I IP X42X700 00/450/755 59/64 R40/ The above data is subject to change without notice. Please refer to the nameplate of the unit.

14 HUMMER 3 Indoor Unit Air inlet Front Panel Filter Air outlet Outdoor Unit Air inlet Air outlet

15 4 Overall and Installing Dimension of Indoor Unit Air inlet grill Left Tube-exit Sign Top View Right Tube-exit Sign Rear View Ceiling Model W(mm) H(mm) D(mm) 7K9K K

16 HUMMER Air inlet grill Left Tube-exit Sign Top View Right Tube-exit Sign Rear View Ceiling Model W(mm) H(mm) D(mm) 7K9K K K K

17 Overall and Installing Dimension of Outdoor Unit 320 over over over over Bolt Nut Wrench

18 HUMMER Handle over over over over Bolt Nut Wrench

19 Unit over over over over Bolt Nut Wrench

20 HUMMER Unit Nut Bolt Wrench

21 5 HUMMER

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23 6 Manual of functions of remote controller and operation method Manual of functions of remote controller for 9K,2K units 6.. Temperature parameter The room setting temperature(tpreset) The room ambient temperature (Tamb) 6..2Basic Functions Once energized, the compressor should in no way be restarted unless after 3-minute time interval at least. For the first energization, the compressor will be started without 3-minute lag. The compressor, once started,will not be stopped within 6 minutes with the change of room temperature. Cooling Mode Cooling Conditions and Process When T amb.t preset +, the unit will run under cooling mode, in which case the compressor and outdoor fan will start and the indoor fan will run at setting speed. When T amb.t preset -, the compressor and the outdoor fan will stop, the indoor fan will run at setting speed. When T preset - <T amb.< T preset +, the unit will maintain its original operating status. Under this mode, the switch valve will not be powered on, and the setting temperature range is6 ~30. T preset + T preset - T amb 6 min. 3 min. 6 min. Start cooling Original operating status Stop cooling Protection Antifreeze Protection Compressor Outdoor fan Indoor fan Run Preset speed If it is detected that the system is under antifreeze protection, the compressor and outdoor fan will be stopped, and the indoor fan will run at setting speed. When antifreeze protection is released and the compressor has stopped for 3 minutes, the unit will resume its original operating status. During antifreeze protection Stop Compressor Outdoor fan Indoor fan 3 min. Preset speed DRY Modes Run Stop The conditions and process of DRY When T amb. > Tpreset+2, the unit will run under DRY cooling mode, in which case the compressor and outdoor fan will be started and the indoor fan will run at low speed. When T preset -2T amb.t preset +2, the unit will run under DRY mode, in which case the indoor fan will keep run at low speed, the compressor and the outdoor fan will be stopped after 6 minutes. After 4 minutes,the compressor and the outdoor fan will be restarted. The dehumidifying process is so repeated in cycle. When T amb.< T preset-2, the compressor and outdoor fan will be stopped, the indoor fan will run at low speed.. Under this mode, the switchover valve will not be powered on, and the setting temperature range is6 ~30.

24 T preset +2 T preset -2 T amb 6 min. 6 min. 4 min. 4 min. Cooling Dry Stop Compressor Outdoor fan Indoor fan low speed Run Stop Protection Antifreeze Protection Upon meeting the cooling condition, if it is detected that the system is under antifreeze protection, the compressor and outdoor fan will be stopped,and the indoor fan will run at low speed. When antifreeze protection is released and the compressor has stopped for 3 minutes, the complete unit will resume its original operating status. Upon meeting the dehumidify condition, if it is detected that the system is under antifreeze protection, the com -pressor and outdoor fan will be stopped,and the indoor fan will run at low speed. When antifreeze protection is released and the compressor has stopped for 4 minutes, the complete unit will resume its original operating status HEAT Mode (there is no this mode for cooling only unit) The conditions and process of heating When Tamb Tset +2,the system enters heating running, in this case, the reversal valve, compressor, outer fan enter simultaneously running.the indoor fan will delay at most for 2min to run. When Tamb Tset +4,the compressor and outdoor fan will stop, but the reversal valve is still with power on, the indoor unit will run at setting fan speed for 60s then will stop. When Tset +2 <Tamb < Tset +4,the unit will maintain its original operating status. Under this mode, the switchover valve will be powered on, and the setting temperature range is6 ~30. Tset Tset Tamb. 6Min. 3Min. 6Min. Stop heating Original running state Start heating Compressor Outer fan Inner fan 2Min. Setting fan speed 2Min. Setting fan speed Reversal valve Conditions and processes of defrost Running Stop This unit adopt intelligent defrosting,it can defrost according to the frosting conditions,dual 8 display H Protection High Temp. Protection If it is detected that the evaporator tube temperature is too high, the outdoor fan will be stopped. When the tube temperature resumes to normal, the outdoor fan will be restarted. Noise Silencing Protection: If the unit is stopped by pressing ON/OFF, the reversal valve will be stopped after 2-minute lag; or 2 minutes will be delayed upon mode switching Fan mode Under FAN mode, only the indoor fan runs at setting speed. Compressor and outdoor fan motor stop running Auto Mode Under this mode, the system will automatically select its run mode (cool, dehumidify, heat or fan) with the change of ambient temperature. For protection function, same as under cooling and heating mode.

25 3.Other controls. Memory function Memory contents: Mode, up and down swing, Light, Setting temp., Setting fan speed, Ordinary setting Fahrenheit/Centigrade, after powered off, and powered on, it will run at the memory contents. If no timer setting function in last remote control order, the system will memorize the last remote control order, the system will memorize the last remote control order and work with last remote control setting. In the last remote control order, there is ordinary timer function, if power off happen beffore the timer arrived, the system will memorize the last remote control timer function, and will recalculate. If there is timer function in last remote control order, but timer has arrive, system will run at timer on or timer off and power off, after repowered on, the system will run at the mode before power off. Timer function.ordinary Timer setting: Timer on: Under unit off, the timer on function could be set up, if timer on has arrived, controller will run at setting mode, the timer interval is 0.5hr, setting range is hrs. Timer off: Under unit off, the timer off function could be set up, if timer off has arrived, controller will run at setting mode, the timer interval is 0.5hr, setting range is hrs. Timer setting for hour: Timer on: if system is running, to set timer on, the system will continue to run, if unit is off to set up timer on, when timer on has arrived, the system will run at pressetting mode. Timer off: If system is off to set up the timer off, when to set up timer off, the unit will stand by, when unit is on, to set up timer off, when the timer off arrived, the system will stop to work. Timer setting change: When system is in Timer status, can set up timer on and timer off by wireless remote control, to reset up Timer also, the system will run at last setting status. When system is running, at the same time to set up Timer on and Timer off, the system will keep the present setting status, when time arrived, system will stop to work. When system stop, at the same time to set up Timer on and Timer off, the system will stop, untile the timer arrived, the system will start to work. Hereafter, when timer of timer on in every day arrived, it will run the presetting modes, after timer off arrived, the system will stop. (3) Auto button After powered on, press this button, it will run at Auto mode, when repressed, the unit will turns off. (4) Buzzer The controller is powered on and detect the signal received, the buzzer will beep. (5) Sleep function Under cooling or dehumidifying mode, the preset temperature will automatically rise by, ine hour after setting of sleep program and rise by after 2hours. Under heating mode, the preset temperature will automatically decrease by program and decrease by another after 2hours. one hour after setting of sleep

26 (6) Turbo function The turbo function is available in Cool and Heat modes. (7) Dry function Dry function is available in Cool and Dehumidifying modes. (8) Auto fan speed control In this mode, indoor fan can run with Hig, Mid, Low speeds. (9) Up and down swing control After powered on, the lower swing motor will firstly rotate the guide louver to position 0, close up the air outlet vent; After unit turned on, if to set up swing function, when indoor fan stop running, the guide louver will stop at current position, inner fan motor is running, guide louver will resume to swing.from Cool, Dry, Fan modes to Heat mode, the guide louver will be opened at C position, when turn on swing will run at (A-D); from Heat mode to Cool, Dry, Fan mode, the fan louver will turn to B position, if turn on the swing, it will run at (A-D). (0) Displayer Running figure and mode figure display After powered on, the figure will be displayed, then only Power/running indicator turn on. When using remote conroller to open the unit, it will turn on, at the same time to display current setting running modes. Dual 8 display When the unit is turned on, after powered on, the nixie tube will display the setting temp.(setting range is 6-30 ). Under Auto mode, cooling and fan will display 25, heating will display 20, cooling only control display 25. LCD Display When cooling and dehumidifying, the Cool and indicator will turn on, when heating, the Heat and Run indicator will turn on, when in fan mode, the indicator will turn on. () PG motor lock protection When turn on the fan motor, if motor continuously run for a while and the running speed is very slow, in order to prevent motor automatically self-protection, it will stop running and display lock; If currently turns unit on, that dual 8 will display lock error code H6; If current is unit off, will not display the block error information.

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30 When the unit is turned on, after powered on, the nixie tube will display the setting temp.(setting range is 6-30 ). When the preset temperature display signal has been received, the nixie tube will display the preset temperature; If the display ambient temperature signal has been received, the nixie tube will display the current indoor ambient temperature, if to set up others by remote controller that the display will maintain its status. At displaying ambient temperature, the unit received the remote control signal, it will display 5s preset temperature then turn to ambient temperature display. The ambient temperature sensor malfunction will display F; Indoor tube sensor will display F2, wire jumper cap protection displays C5.

31 7 Disassembly Procedures of Indoor Unit Operating Procedures / Photos Disassemble Front Panel Front Panel Pull open the front panel,lossen the clasp fixing on the front panel,then pull out the front panel Disassemble Filter Push the filter inward, and then pull it upward to remove it. Unscrew the screw fixing the top cover of electric box to remove the top cover. Filter Screw Cover of electric box Disassemble Guide Louver Manually bend the guide louver to loose the clasp at the guide louver. Remove the guide louver. Guide Louver Clasp

32 HUMMER Operating Procedures / Photos Clasp Disassemble Front Case Open the three screw covers at the front case, unscrew the three screws, pull open the clasp at the front case, and remove the front case. Screw Screw cover Front case Disassemble Electric Box Cover and indicator light panel Hold the electric box cover to press it inward so indicator light panel that the clasps on top loose and remove the electric box cover. Loosen one screw fising on the indicator light panel, Screw then pull out it. Electric Box Cover Clasp Disassemble Electric Box Remove the grounding wire of the evaporator. Remove the tube sensor. Disconnect the connecting cable of the indoor motor, use screwdriver to remove the screw fixing the electric box, and pull open the clasp at the side of the board of the indicator light. Take out the electric box. Grounding wire Screw

33 HUMMER Operating Procedures / Photos 7.Disassemble Water Tray Pull open the holding clasp on the left side of the water tray, disconnect the terminal of the stepping motor, lift and pull out the drainage pipe, and remove the water tray. Terminal Water Tray Clasp 8. Disassemble Evaporator Unscrew the screw to remove the rear pipe clamp. Remove the left and right screws at the evaporator, manually move the evaporator to loosen the clasp of its side plate from the groove. Carefully take out the evaporator and pay attention to protect the connecting pipe. Rear pipe clamp Screw Evaporator Screw

34 Operating Procedures / Photos Evaporator Screw 9.Disassemble Motor Unscrew the three screws fixing the motor clamp, and remove the motor clamp. Motor Clamp Loosen the holding nut at the shaft sleeve on the right side of the cross flow fan. Slightly lift and then pull out the motor. Screw Holding Screw Motor

35 Disassembly Procedures of Indoor Unit Operating Procedures / Photos.Disassemble Front Panel Pull open the front panel, take out the display window, then pull out the front panel along the groove (at the front case) fixing the front panel. Front Panel display window 2.Disassemble Filter Push the filter inward, and then pull it upward to remove it. Unscrew the screw fixing the top cover of electric box to remove the top cover. Filter 3.Disassemble Guide Louver Manually bend the guide louver to loose the clasp at the guide louver. Remove the guide louver. Guide Louver Clasp

36 Operating Procedures / Photos Clasp 4.Disassemble Front Case Open the three screw covers at the front case, unscrew the three screws, pull open the clasp at the front case, and remove the front case. Screw Screw cover Front case 5.Disassemble Electric Box Cover Hold the electric box cover to press it inward so that the clasps on top loose and remove the electric box cover. Electric Box Cover Clasp 6.Disassemble Electric Box Remove the grounding wire of the evaporator. Remove the tube sensor. Disconnect the connecting cable of the indoor motor, use screwdriver to remove the screw fixing the electric box, and pull open the clasp at the side of the board of the indicator light. Take out the electric box. Grounding wire Screw

37 HUMMER Operating Procedures / Photos Disassemble Water Tray Pull open the holding clasp on the left side of the water tray, disconnect the terminal of the stepping motor, lift and pull out the drainage pipe, and remove the water tray. Terminal Water Tray Clasp 8. Disassemble Evaporator Unscrew the screw to remove the rear pipe clamp. Remove the left and right screws at the evaporator, manually move the evaporator to loosen the clasp of its side plate from the groove. Carefully take out the evaporator and pay attention to protect the connecting pipe. Rear pipe clamp Screw Evaporator Screw 37

38 Operating Procedures / Photos Evaporator Screw 9.Disassemble Motor Unscrew the three screws fixing the motor clamp, and remove the motor clamp. Motor Clamp Loosen the holding nut at the shaft sleeve on the right side of the cross flow fan. Slightly lift and then pull out the motor. Screw Holding Screw Motor 38

39 HUMMER Operation procedures/pictures for outdoor uni(for 2K) Operating Procedures / Photos Top Cover Unscrew the screw fixing the handle,and then remove it upwards to take it out. Unscrew the 2 screws fixing left side of top cover and the screw fixing the right side to remove the top cover. Handle Unscrew the screws fixing the panel and turn right the front panel to remove it. Screws Unscrew the 2 screws fixing electric box,and then unscrew the 5 screws fixing the right side plate to remove it. Right Side Plate Screws

40 Operating Procedures / Photos Unscrew the screws fixing the electric box, and then pull out the inset block of lead-out wire of compressor and fan motor to take out the electric box. Screws Loosen the fastening nut fixing the axial flow fan with a spanner, and then take out the nut, spring gasket and flap gasket in turn. Nut Unscrew the 4 screws fixing the motor to take out the motor,and then unscrew the 2 screws fixing the motor support to take it out. Motor Motor Support

41 HUMMER Operating Procedures / Photos Unscrew the fastening nut of the four-way valve coil and remove the coil. Wrap the four-way valve with wet cotton and unsolder the 4 weld spots connecting the four-way valve to take it out. (Note: Refrigerant should be discharged firstly.) Welding process should be as quick as possible and keep wrapping cotton wet all the time. Be sure not to burn out the lead-out wire of compressor. Four-way Valve Respectively unsolder the weld spots of main capillary and auxiliary capillary to take off the capillary. Capillary Unscrew the three foot-nuts at the foot of the compressor. Unsolder the suction and the discharge pipes of the compressor,and then carefully remove the pipes to take out the compressor. Nut

42 Operation procedures/pictures for outdoor uni(for 2K) Operating Procedures / Photos Unscrew the screw fixing the big handle,and then remove it downwards to take it out. Screw Big Handle Unscrew the 2 screws fixing left side of top cover and the screw fixing the right side to remove the top cover. Screws Unscrew the 4 screws fixing the rear grill to remove it. Rear Grill Screws

43 HUMMER Operating Procedures / Photos Unscrew the 5 screws fixing the panel and dextrorotate the front panel to pull it out from groove. Screws Unscrew the 2 screws fixing electric box,and then unscrew the 5 screws fixing the right side plate to remove it. Screws Right Side Plate Screws Screw Unscrew the screws fixing the electric box, and then pull out the inset block of lead-out wire of compressor and fan motor to take out the electric box. Electric Box

44 Operating Procedures / Photos Loosen the fastening nut fixing the axial flow fan with a spanner, and then take out the nut, spring gasket and flap gasket in turn. Axial Flow Fan Nut Unscrew the 4 screws fixing the motor to take out the motor,and then unscrew the 2 screws fixing the motor support to take it out. Screws Motor Screws Unscrew the fastening nut of the four-way valve coil and remove the coil. Wrap the four-way valve with wet cotton and unsolder the 4 weld spots connecting the four-way valve to take it out. (Note: Refrigerant should be discharged firstly.) Welding process should be as quick as possible and keep wrapping cotton wet all the time. Be sure not to burn out the lead-out wire of compressor. Four-way valve Four-way valve coil Weld spots

45 HUMMER Operating Procedures / Photos Respectively unsolder the weld spots of main capillary and auxiliary capillary to take off the capillary. Capillary Unscrew the two bolts fixing gas valve and liquid valve.unsolder weld spots between gas valve and and air-return pipe to remove the gas valve. Unscrew the two bolts fixing liquid valve. Unsolder weld spots between liquid valve and capillary to remove the liquid valve. (Note:During unsoldering,wrap the valves with wet cloth to avoid damage for high temperature.) Liquid Valve Bolts Gas Valve Unscrew the three foot-nuts at the foot of the compressor. Unsolder the suction and the discharge pipes of the compressor,and then carefully remove the pipes to take out the compressor. Weld spots Nuts with washers

46 (8) Disassembly Procedures for Outdoor Unit Operating Procedures / Photos Unscrew the screw fixing the handle, then push it downwards to take it out. Unscrew the screws fixing the top cover, and then lift the top cover to remove it. Top Cover Screws Handle Screw Unscrew the screws fixing the front grill,and then lift it upwards to remove it. Front Grill Screws Unscrew the screws fixing the cabinet to remove it. Front side plate

47 HUMMER Operating Procedures / Photos Unscrew the 9 screws of the right side plate, then take down the right side plate. Right side plate unscrew the screw of electric box, pull out the Screw lead out insert of compressor, four-way valve and motor, then take down the electric box. Electric box cover Unsolder the pipeline connecting with valves ( to prevent soldering gun from burning out the chassis).unscrew 2 bolts fixing gas valve,and then unsolder the weld spot between pipeline and gas valve to remove gas valve. Unscrew the 2 bolts fixing liquid valve, and then unsolder the weld spots between pipeline and liquid valve to remove liquid valve. (Note:During unsoldering,wrap the valves with wet cloth to avoid damage for high temperature.) Liquid Valve Bolts Gas Valve

48 Operating Procedures / Photos Unscrew the nut fixing the fan with a spanner to take out the fan. Axial Flow Fan Nut Unscrew the screws fixing the motor support, and then lift it upwards to remove it. Unscrew the screws fixing the motor and pull out the connection line between it and electric box to remove it. Motor Terminal Screw of Motor Motor Support Screws Only for cooling and heating unit Unscrew the fixing nut of the four-way valve coil and remove the coil. Wrap the four-way valve with wet cotton and unsolder the 4 weld spots connecting the four-way valve to take it out. Welding process should be as quick as possible and keep wrapping cotton wet all the time. Be sure not to burn out the lead-out wire of compressor. Weld spots Four-way Valve

49 HUMMER Operating Procedures / Photos Unsolder the weld spots of capillary,valve and outlet pipe of condenser to remove the capillary. Prevent welding slag from blocking the capillary. Capillary Unsolder the pipeline connecting the compressor, and then unscrew the 3 foot-nuts fixing conpressor to remove it. Foot-nut

50 (24) Disassembly Procedures for Outdoor Unit Operating Procedures / Photos Top Cover Unscrew the screws fixing the top cover, and then lift the top cover to remove it. Unscrew the 3 screws fixing the front side plate to remove it. Screws Front Side Plate Unscrew the 4 screws fixing the rear grill to remove it. Rear Grill Unscrew the screws fixing the cabinet to remove it. Cabinet Screw

51 HUMMER Operating Procedures / Photos Unscrew the 2 screws fixing electric box to pull out the connection line between fan motor, compressor,four-way valve, and then lift the electric box to take it out. Electric box Screws Unscrew the screw of the right side plate, then take down the right side plate. Right side plate Unsolder the pipeline connecting with valves ( to prevent soldering gun from burning out the chassis). Unscrew 2 bolts fixing gas valve,and then unsolder the weld spot between pipeline and gas valve to remove gas valve. Unscrew the 2 bolts fixing liquid valve, and then unsolder the soldering spot between pipeline and liquid valve to remove liquid valve. (Note:During unsoldering,wrap the valves with wet cloth avoid damage for high temperature.) Liquid Valve Bolts Gas Valve

52 Operating Procedures / Photos Unscrew the nut fixing the fan with a spanner to take out the fan. Axial Flow Fan Nut Unscrew the screws fixing the motor support, and then lift it upwards to remove it. Unscrew the screws fixing the motor and pull out the connection line between it and electric box to remove it. Motor Terminal Screw of Motor Motor Support Screws Only for cooling and heating unit Unscrew the fixing nut of the four-way valve coil and remove the coil. Wrap the four-way valve with wet cotton and unsolder the 4 weld spots connecting the four-way valve to take it out. Welding process should be as quick as possible and keep wrapping cotton wet all the time. Be sure not to burn out the lead-out wire of compressor.

53 HUMMER Operating Procedures / Photos Unsolder the weld spots of capillary,valve and outlet tube of condenser to remove the capillary. Prevent welding slag from blocking the capillary. Capillary Unsolder the pipeline connecting the compressor, and then unscrew the 3 foot-nuts fixing conpressor to remove it. Foot-nut

54 8 Exploded View of Components and Parts of Indoor Unit

55 HUMMER Part Code No Description GWHN07EANK3AA/I GWHN09EANK3AA/I GWHN2EBNK3AA/I Qty Wall-Mounting Frame Rear Case assy Evaporator Pipe Cover Drainage Pipe Pipe Clamp Cross Flow Fan Fan Bearing Ring of Bearing Water Tray Cover Water Tray Connecting Lever Connecting Lever Manual Lever Evaporator Assy Evaporator Supporter Front Case Screw Cover Front Panel S S S 9 Filter Air Cleaner holder / / / / 2 Air Cleaner A / / / / 22 Guide Louver Remote Controller YKF Guide Louver Bearing Air Cleaner B / / / / 26 Tube Sensor Sensor Insert Swing Louver Stepping Motor Motor FN8G-PG Motor Clamp Wire Clip / / / / 33 Electric Box Cover Main Board Room Sensor Jumper Cap Fuse Power Cord Connecting Cable Terminal Board LED Board JD Transformer Electric Box Electric Box Cover S S S 45 Cable Clamp The above data are subject to be changed without notice.

56 Exploded View of Components and Parts of Indoor Unit

57 HUMMER 2 The above data are subject to be changed without notice.

58 Exploded View of Components and Parts of Indoor Unit

59 HUMMER No Description Part Code GWHN8EDNK3A2A/I Qty Wall-Mounting Frame Pipe clamp Hook Rear Case Evaporator Assy Cross Flow Fan Ring of Bearing Fan Bearing Left clamp of motor Drainage Pipe Water Tray Stepping Motor Gear Round Louver Connecting Lever Quadrate Louver Front Case Front Panel Filter(left) Filter(right) Remote control YKF display board DBL3A Screw Cover Guide Louver Guide Louver Motor MP24BA Right clamp of motor Bearing holder Motor FN20J-PG Electric Box Cover Covering plate Terminal board Electric box Main PCB M504F2NJ Transformer48X26J Wire clamp Rear clamp Power Cord Connecting Cable Signal Cable The above data are subject to be changed without notice.

60 Exploded View of Components and Parts of Indoor Unit

61 HUMMER No Description Qty Part Code GWHN24ECNK3A2A/I Wall-Mounting Frame Rear Case Fan Bearing Screw Cover Swing Louver Swing Link Swing Link Water Tray Guide Louverup Guide Louverdown Cross Flow Fan Evaporator Assy Drainage Pipe Evaporator Support Filter Front Case Front Panel S 8 Remote Controller Displaying Light Board Electric Box Cover Wire Clamp Terminal Board T4B3A Electric Box Cover Main PCB Transformer Room Sensor 5k Tube Sensor 20k Sensor Insert Electric Box Lower Shield of Electric Box Upper Shield of Electric Box Stepping Motor MP35XX Motor Clamp Helicoid tongue Motor FN20C-PG Pipe Clamp Connecting Cable The above data are subject to be changed without notice.

62 Components and Parts List of Outdoor Unit

63 HUMMER The above data are subject to be changed without notice.

64 Components and Parts List of Outdoor Unit

65 HUMMER The above data are subject to be changed without notice.

66 Components and Parts List of Outdoor Unit

67 HUMMER No Description Handle 2 Axial Flow Fan 3 Motor LW48B 4 Motor Support 5 Condenser Assy 6 Condenser Clamp 7 Top Cover 8 Rear grill 9 Electrical Box Capacitor CBB uF/450V Capacitor Clamp 2 Capacitor C4 CBB65 60F 3 Terminal Board 4 Terminal Board 5 4-way Valve Assy 6 4-way valve coil 7 Capillary Assy 8 Rear Side Plate 9 Handle 20 Valve Assy /2 2 Valve Assy /4 22 Valve support 23 Compressor C-RV90HA 24 Mid Clapboard 25 Drainage Connecter 26 Chassis 27 Front Side Plate 28 Front Grill Part Code GWHN8EDNK3A2A/O none P The above data are subject to be changed without notice.

68 Components and Parts List of Outdoor Unit

69 HUMMER No Description Front Grill 2 Front Plate 3 Axial Flow Fan 4 Motor LW68A 5 Motor Support 6 Condenser Assy 7 Top Cover 8 Rear Grill 9 Electric Box Cover 0 Electric Plate Capacitor CBB65 50uF/450V Capacitor CBB uF/450V 3 Terminal Board A 4 4-way Valve Case 5 Terminal Board way Valve Coil 7 4-way Valve 8 Handle 9 Gas Valve Assy 20 Liquid Valve Assy 2 Rear Side Plate 22 Valve Support 23 Capillary Assy Compressor ASH275CV- 24 C8LU 25 Overload Protector 26 Compressor Gasket 27 Isolation Washer C 28 Clapboard Part Code GWHN24ECNK3A2A/O P built in The above data are subject to be changed without notice.

70 9 Failure and analysis Note: When replacing the controller, make sure insert the wire jumper into the new controller, otherwise the unit display C5 and can't be turned on(only for 9k,2k) Note: When replacing the controller, make sure insert the wire jumper into the new controller, otherwise the running indicator turns off 3s and blink 5 times (the dual eight will display C5) but cannot turn on the unit only for 8k,24k. The breaker trips at once when it is set to "ON". Measure insulation resistance to ground to see if there is any leakage. Trip of breaker or blow of fuse The circuit or the part of the air conditioner has The breaker trips in few minutes when it is set to "ON" malfunction. They heat and break the insulation and lead to short circuit or creepage. Measure the insulation resistance or eliminate the malfunction one by one. If the breaker itself has malfunction, then replace the breaker. No power Check power supply circuit. Air conditioner can not start up The air conditioner does not react after it is powered ( after the plug is inserted, the buzzer does not sound and the remote startup has no response) Power plug is not well plugged in and poor connection Fuse of controller burnt out The transformer connection is loose or has bad contact or the transformer has malfunction Controller is broken Check if the plug is properly plugged in and make the loose contact firm. Change controller fuse Fasten the wiring; measure the output voltage of the transformer, if it is incorrect, change the transformer Check remote controller The remote controller Remote controller is short of power Change batteries does not receive signals (after it is powered, the buzzer will sound, unless it has malfunction) Remote controller malfunction Receiver loose or poor connection First, press the manual switch button AUTO, if there is no response,check based on the above methods. If it runs normally after pressing the button,check again whether the installation position and the connection wire of the reception head is correct. If it is Receiver is broken correct,then replace the receiver or the remote controller. Power voltage is too low heck the voltage. If it is lower than 0 of the rated voltage, check the cause, improve the power supply condition and add the stabilized voltage power supply. Controller malfunction (IC2003 broken, creepage of parallel capacitor of relay loop, relay is broken etc.) Change controller In cool, heat mode,the outdoor unit and compressor will not run. Wire loose or wrong connection Improper setting of temperature Correctly wire according to the drawing Adjust setting temp.

71 Improper set of temperature Adjust set temperature If cooling (heating) load is proper Check the forecasted load of cooling (heating) Malfunction of refrigerant flow The refrigerant has leakage or is insufficient Leakage between the high pressure and the low pressure inside the compressor Malfunction of four-way valve heck and fill the leakage, then vacuumize it and supplement the refrigerant as required Replace the compressor Replace the four-way valve Local block of capillary Replace the capillary Poor COOL(HEAT) operation Judge whether the system is blocked by observing the condensation of evaporator and the pressure value of the high Blockage of cooling system pressure manometer and take measures to deal with the system. Heat insulation for the connection Make sure that heat insulation for the thick and thin pipes pipes of the indoor unit and the outdoor unit is bad. is good. Heat insulation must also be provided for the joint andthe exposed part of the copper pipe. Block of outdoor heat exchanger the heat Clean the dust accumulated on the surface of exchanger. Air circulation is insufficient Air filter were blocked Fan speed was set too slow Fan rotation speed becomes low Clean the filter To set the fan speed to high or middle speed Capacitor Replace the capacitor damage Motor damage Replace the motor The installation position of the outdoor unit is not appropriate. Good ventilation must be provided for the installation position of the outdoor unit. The outdoor temperature is too high. The air tightness is not enough. People come in and out too frequently. There are heating devices indoors. Properly install the rainproof plate or the sunproof plate. If the maximum cool air still can not meet the requirement, it is suggested to replace the air conditioner. Keep certain air tightness indoors, try not to use electricalappliance with large quantity of heat

72 The indoor fan motor is burned or breaks or has the heat protector malfunction. Replace the fan motor or the defective part. The fan does not run when it is set to supply air. In the cooling and heating mode, the compressor runs, but the outdoor fan does not run. The built-in heat protector of the motor breaks frequently because the motor is abnormal. Wrong connection The fan capacitor has open circuit or is damaged. The outdoor fan motor is damaged. Wrong connection The outdoor fan capacitor is damaged. Replace the fan motor Make the correction connection based on the circuit drawing. Replace the fan capacitor of the same type and same specification. Replace the fan motor Make the correct connection based on the circuit drawing Replace the fan capacitor Malfunction of compressor Replace the compressor The compressor is too hot and leads to the action of the protector. The compressor is too hot and leads to the action of the protector. Breakage of running capacitor of compressor The voltage is too low or too high. Wrong wire connection The protector itself has malfunction. The refrigerant is not enough or is too much. The capillary is blocked and the temperature rises. The compressor does not run smoothly or is stuck. The air discharge valve is damaged The protector itself has malfunction. Replace the capacitor Manostat is recommended. Connect the circuit diagram correctly Use the multimeter to check whether the contact of the compressor is on when it is not overheated. If it is not on, then replace the protector Adjust the volume of the refrigerant Replace the capillary Replace the compressor Replace the protector The swing fan does not run. The torque of the swing motor is not enough Wrong connection The controller is damaged(ic2003 is damaged, the swing relay can not close, etc) First, check whether the connection is wrong. If no, replace the parts

73 Water leakage Drainage pipe blocked or broken Wrap of refrigerant pipe joint is not close enough. Change drainage pipe Re-wrap and make it tight. Fan of indoor unit contacts other parts. Adjust fan location. Foreign object in indoor unit Take out the foreign object. Compressor shakes too much. Adjust support washer of compressor, and tighten loosen screws. Abnormal sound and shake Touch of pipeline of outdoor unit Touch of inner plates Separate the touching pipeline.. Tighten connect screw. 2. Stick absorbing clay between plates. Louver of outdoor unit touched outer case. Abnormal sound inside compressor Adjust location of louver. Change compressor Abnormal solenoid sound from 4-way valve when heating Circuit-short inside solenoid of the valve and change the solenoid valve. There are no heating malfunctions in the above for the cooling only unit.

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