Gree KF-20x2GW/A12 Manual
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Gree KF-20x2GW/A12 Manual

Bird dual-split type
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Bird Dual-Split Type
Summary and features
1
Models
Remarks
25

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Summary of Contents for Gree KF-20x2GW/A12

  • Page 1 Bird Dual-Split Type Summary and features Models Remarks...
  • Page 2 Technical and specifications Model KF-20×2GW/A12 KFR-20×2GW/A12 Function Cooling Cooling Heating Power supply(Phase-Frequency-Voltage) 1Ph 230V 50Hz Capaicty 2000×2 2000×2 2300×2 Rated power 770×2 770×2 750×2 Rated current 3.4×2 3.4×2 3.33×2 Dehumidify volume 0.76 3.07 Model KF-20×2G/A12 KFR-20×2G/A12 Fan speed 960/900/850 Output power Fan type-piece Cross flow fan Diameter-length(mm)

  • Page 3: Output Power

    Bird Dual-Split type Bird Dual-Split Type Model KF-25×2GW/A12 KFR-25×2GW/A12 Function Cooling Cooling Heating Power supply(Phase-Frequency-Voltage) 1Ph 230V 50Hz Capaicty 2500×2 2500×2 2900×2 Rated power 790×2 990×2 1040×2 Rated current 4.3×2 4.3×2 4.55×2 Dehumidify volume 2.53 2.53 2.79 Model KF-20×2G/A12 KFR-20×2G/A12 Fan speed 1060/990/910 Output power...
  • Page 4 Model KF-32×2GW/A12 KFR-32×2GW/A12 Function Cooling Heating Cooling Power supply(Phase-Frequency-Voltage) 1Ph 230V 50Hz 3600x2 Capaicty 3200 ×2 3200x2 Rated power 1339x2 1426x2 1360x2 6.27x2 8.2x2 7.3x Rated current Dehumidify volume 2.76 2.35 2.31 Model KF-32×2G/A12 KFR-32×2G/A12 Fan speed 1190/1090/990 Output power Cross flow fan Fan type-piece Diameter-length(mm)
  • Page 5 Bird Dual-Split Type Bird Dual-Split type Model KF-20×2GW/NA12 KFR-20×2GW/NA12 Function Cooling Heating Cooling Power supply(Phase-Frequency-Voltage) 1Ph 220V-230V 50Hz 2000x2 2400x2 Capaicty 2000x2 850x2 920x2 Rated power 850x2 3.7x2 4.0x2 3.7x2 Rated current Dehumidify volume Model KF-20×2G/NA12 KFR-20×2G/NA12 Fan speed 1060/900/910 Output power Cross flow fan Fan type-piece...
  • Page 6 Model KF-25×2GW/NA12 KFR-25×2GW/NA12 Cooling Cooling Heating Function Power supply(Phase-Frequency-Voltage) 1Ph 230V 50Hz Capaicty 2500×2 2500×2 2900×2 Rated power 1100×2 1080×2 1100×2 Rated current 4.78×2 4.70×2 4.78×2 Dehumidify volume Model KF-25×2G/NA12 KFR-25×2G/NA12 Fan speed 1060/900/910 Output power(W) Cross flow fan Fan type-piece Diameter-length(mm) 97×583 Evaporator...
  • Page 7 Bird Dual-Split type Bird Dual-Split Type Model KF-32×2GW/NA12 KFR-32×2GW/NA12 Cooling Function Cooling Heating Power supply(Phase-Frequency-Voltage) 1Ph 230V 50Hz Capaicty 3200×2 3200×2 3800×2 Rated power 1390×2 1390×2 1490×2 Rated current 13.5 13.5 Dehumidify volume Model KF-32×2G/NA12 KFR-32×2G/NA12 Fan speed 1190/1090/990 Output power Fan type-piece Cross flow fan Diameter-length(mm)
  • Page 8 Model GSW(9×2)-22L/A GSW(9×2)-22R/A Function Cooling Cooling Heating Power supply(Phase-Frequency-Voltage) 1Ph 220V 50Hz Capaicty 2500×2 2500×2 2900×2 Rated power 870×2 970×2 1050×2 Rated current 4.03×2 4.2×2 4.3×2 Dehumidify volume 2.78 Model GSW(9×2)-22L/A GSW(9×2)-22R/A 1050/960/900 Fan speed Output power(W) Fan type-piece Cross flow fan Diameter-length(mm) 97×583 Aluminum fin-copper tube...
  • Page 9 Bird Dual-Split type Bird Dual-Split Type Model GSW(12X2)-22L/A Function Cooling Power supply(Phase-Frequency-Voltage) 1Ph 220V 50Hz Capaicty 32000×2 2500×2 2900×2 1555.5 970×2 1050×2 Rated power Rated current 8.015 4.2×2 4.3×2 Dehumidify volume Model GSW(12×2)-22L/A Fan speed 1200/1100/1000 Output power(W) Fan type-piece Cross flow fan Diameter-length(mm) 97×538...
  • Page 10 Spare part name Air in Unit A Air out Unit B Air out Front panel Air cleaner Filter Manual switch Covering plate Wireless remote control Air in Guide louver Power plug Water drainage pipe Air in Air outlet grille Air out...

  • Page 11: Outline And Installation Dimension

    Bird Dual-Split type Bird Dual-Split Type Outline and installation dimension Ceiling Installation dimension...
  • Page 12 Unit: ｍｍ above above above above Screw Spanner...

  • Page 13: Cooling System Diagram

    Bird Dual-Split type Bird Dual-Split Type Cooling system diagram Cooling system diagram for cooling only type Filter Evaporator Cross flow fan Capillary Axial flow fan Condenser Gas-liquid separator Compressor When the power is on, indoor and outdoor units will start to run. The compressor sucks low-pressure refrigerant gas from the evaporator of indoor unit and then discharges high-temperature, high-pressure refrigerant gas into outdoor condenser.

  • Page 14: Circuit Diagram

    Circuit diagram...
  • Page 15 Bird Dual-Split type Bird Dual-Split Type...
  • Page 17 Bird Dual-Split type Bird Dual-Split Type These circuit diagrams are subject to change without notice. Please refer to the ones stuck on the machines.
  • Page 18 These circuit diagrams are subject to change without notice. Please refer to the ones stuck on the machines.

  • Page 19: Pcb Function Manual And Operation Method

    Bird Dual-Split type Bird Dual-Split Type PCB function manual and operation method 7 7 7 7 7 PCB function manual Temperature parameter The room set temperature: (Tset) The room ambient temperature:(Tamb) The evaporator tube temperature: (Ttube) The condenser tube temperature: (Tdefrost) Foundamental functions After power is on, no matter when compressor is started, the time span between the startups cannot be less than 3 minutes.
  • Page 20 During the antifreezing protection 3Min Compressor Outdoor fan Indoor fan Run at the set speed Running DRY Mode Stop The conditions and processes of dehumidifying: If T amb >T set +2℃, the cooling mode will act, indoor fan speed could be adjusted, outdoor fan will run. If Tset -2℃≤Troom≤Ｔs et+2℃，DRY mode will act, the indoor fan will run at the low speed.after running for 6mins, outdoor fan and compressor will stop, but indoor fan will delay 30secs and stop, after 3.5mins, compressor and outdoor fan will run, and indoor fan will run at the low low speed.
  • Page 21 Bird Dual-Split Type The conditions and processes of defrosting When detecting there is frost on the condenser, system enter into defrosting state, 10sec later, indoor fan stops running, reversing valve delay 2sec and stop, out door fan delay another 2sec will stop, when detecting the defrosting has been finished or has frosted for 10min, outdoor fan and reversing valve are turned on, 20sec later, indoor fan will start to run, and start heat circulation.

  • Page 22: Auto Function

    Manual switch function (under indoor unit front panel) Auto function When setting the switch to "AUTO", it will run in AUTO mode. If receiving the signal, it will run according to the remote signal. Test function When setting the switch to "TEST", the unit will run in COOL mode, indoor fan will run at high speed, louver will run in SWING mode. If receiving remote signal, the unit will run according to remote signal.

  • Page 23: Swing Motor

    Bird Dual-Split type Bird Dual-Split Type Swing motor When it is powered on,the swing motor turn to position O, to turn off the air outlet vent. When the unit is turned on, firstly will turn to the largest air outlet vent position D2, then it will return to positon L and wait.
  • Page 24 Names and functions of wireless remote control of each part Note: Be sure that there are no obstructions between receiver and wireless remote control. Don't drop or throw the wireless remote control. Don't let any liquid in the wireless remote control and put it directly under the sunlight or any place where is very hot.
  • Page 25 Bird Dual-Split type Bird Dual-Split Type Names and functions of wireless remote control(Remove the cover) Note:This type of wireless remote control is a kind of new current control. Some buttons of the control which are not available to this air conditioner will not be described below.

  • Page 26: Cool Mode Operation

    COOL mode operation According to the indoor temp., setting temp., and the changes of indoor temp., the wireless remote control could control the outdoor compressor, and output cooling capacity. If the indoor temp. is equal to or higher than the setting temp., compressor will run in COOL mode. If indoor temp.
  • Page 27 Bird Dual-Split type Bird Dual-Split Type HEAT mode operation If indoor temp. is equal to or higher than setting temp., compressor will run in COOL mode. If indoor temp. is higher than setting temp., compressor and outdoor fan motor will stop, only indoor unit run at low speed.

  • Page 28: Dry Mode Operation

    DRY mode operation If indoor temp. is lower than setting temp., 2℃，compressor, outdoor fan will stop running. If indoor temp. and setting temp. are about 2℃, unit will enter into DRYmode. If higher than setting temp. 2℃, unit will enter into COOL mode. The range of indoor temp.

  • Page 29: Auto Mode Operation

    Bird Dual-Split type Bird Dual-Split Type AUTO mode operation In AUTO mode, the setting temp. range of COOL mode is 25℃, the setting temp.range of standard HEAT is 20℃． ON/OFF Press ON/OFF, unit will start to run,when repressed, it will stop running.
  • Page 30 TIMER operation mode TIMER ON button At running, press TIMER ON button, to set timer on in the range of:0-24h. CANCEL ON/OFF TIMER OFF button At running, press TIMER OFF button, to set timer off in the range of 0-24h. CANCEL...

  • Page 31: Sleep Mode Operation

    Bird Dual-Split type Bird Dual-Split Type SLEEP mode operation In COOL and HEAT mode, setting the sleep procedure running for 1hour, the setting temp. will be increased 1℃ 2 hours later, the setting temp. will rise 2℃， then it will run at this setting temp. When the SLEEP and TIMER have been set, after running for1 hour, the temp.

  • Page 32: Inserting Batteries

    Guide for operation procedure The general procedure: Plug to power supply and press ON/OFF button to start the unit. Press MODE button to select the suitable operation mode. Press SWING button, swing louver will swing automatically, repressed it , it will stop swing. Press FAN button to set fan speed.

  • Page 33: Dissassembly Procedures

    Bird Dual-Split type Bird Dual-Split Type Dissassembly Procedures 8 8 8 8 8 Disassembly procedures for indoor unit Operation procedures/pictures Remove the front case Open the front panel, along the slots which is fixing the front panel to pull it out, and then could take out Front panel the front panel.(As shown in Fig.8-1) Filter...
  • Page 34 Operation procedures/pictures Disassemble electric box Electric box cover To push the left clasp of the electric box cover with screw driver, and take out the elelctric box cover, and loose the earth bolts on the evaporator. Take out the tube sensor. Earth wire (As shown in Fig.8-5, 8-6).

  • Page 35: Control Panel

    Bird Dual-Split type Bird Dual-Split Type Operation procedures/pictures Take out the control panel with hands(As shown in Fig.8-7) Control panel Fig. Disassemble water-tray Draw out the rear case clasp from the water tray clasp forcely at full tilt, and take out the water-tray assy. Because of the drainage pipe, so pay more attention.
  • Page 36 Operation procedures/pictures Disassemble evaporator To screw off the tapping screws from the back of rear case, which fix the rear plate, and push up the clasp of rear case, and pull out the conn- ection pipe.(As shown in Fig.8-10). Screws Fig.
  • Page 37 Bird Dual-Split type Bird Dual-Split Type Operation procedures/pictures Disassemble cross flow fan and motor Use screw driver to loose the bolts of motor clamp, and take off the motor clamp.(As shown in Fig.8- Bolts Motor clamp Fig. Loose 1pc M4 fixing bolt of right bearing of cross flow fan, and then take out the motor, fan blade.
  • Page 38 The disassembly procedure for 2300W,2600W outdoor units Operation procedures/pictures Disassemble front side plate Screw off 4pcs fixing screw of front side plate, the n pull it downward, can take off it. ( A s shown in Fig.8-15) Screw Fig. Disassemble the top cover Screw off the screws which fix the top cover around, take off the top cover.(As shown in Fig.8-16) Screw...
  • Page 39 Bird Dual-Split type Bird Dual-Split Type Operation procedures/pictures Disassemble the cabinet Screw off the surrounding bolts of the cabinet, and take off the cabinet. (As shown in Fig.8-18) Bolts Fig. Disassemble the electric box Screw off 2pcs bolt of electric box, and disassemble the electric box assy.
  • Page 40 Operation procedures/pictures Disassemble axial flow fan Disassemble axial flow fan Screw off the nuts of fan blade by spanner, and could take off the fan blade.(As shown in Fig.8-21) Nuts Fig. Disassemble the outdoor motor Motor Middle isolation sheet Screw off 4pcs tapping screw which fixing the motor, and pull out the motor lead wire Cable-cross hole Motor fixing screw...
  • Page 41 Bird Dual-Split type Bird Dual-Split Type Operation procedures/pictures Disassemble the valve gate Screw off 2pcs bolt of each valve gate, and unsolder their connection pipe, and take off the valve gate.(As shown in Fig. 8-24) Bolt Gas valve Bolt Liquid valve Fig.
  • Page 42 Explosive view and spare parts list Explosive view of indoor unit Models:...
  • Page 43 Bird Dual-Split type Bird Dual-Split Type Spare parts list of indoor unit Part No. Description Qty. KF-20×2G/A12 KF-20×2G/NA12 KF-25×2G/A12 KF-25×2G/NA12 01252220 01252220 01252220 01252220 Wall mounting frame Rear case 22202306 20002306 22202305 20002306 Crossflowfan 10352001 10352001 10352001 10352001 Fan bearing 76512210 76512210 76512210...
  • Page 44 Part No. Description Qty. Wall mounting frame Rear case Crossflowfan Fan bearing Ring of bearing Water tray assy Swing louver Swing connecting rod 1 Swing connecting rod 2 Manual lever Water drainage pipe Evaporator gate Evaporator assy Front case assy Screw cover Front panel Filter...
  • Page 45 Bird Dual-Split type Bird Dual-Split Type Explosive view and spare parts list of indoor unit Models:...

  • Page 46: Spare Parts List Of Indoor Unit

    Spare parts list of indoor unit Part No. Qty. Description KFR-20×2G/A12 KFR-20×2G/NA12 KFR-25×2G/A12 KFR-25×2G/NA12 01252220 01252220 01252220 01252220 Wall mounting frame 22202306 20002306 22202305 20002306 Rear case 10352001 10352001 10352001 10352001 Crossflowfan Fan bearing 76512210 76512210 76512210 76512210 76512203 76512203 76512203 76512203 Ring of bearing...
  • Page 47 Bird Dual-Split type Bird Dual-Split Type Part No. Description Qty. Wall mounting frame Rear case Crossflowfan Fan bearing Ring of bearing Water tray assy Swing louver Swing connecting rod 1 Swing connecting rod 2 Manual lever Water drainage pipe Evaporator gate Evaporator supporter Evaporator assy Front case assy...
  • Page 48 Outdoor unit explosive view of 2000W, 2500Wand 3200Wunits Models:...
  • Page 49 Bird Dual-Split type Bird Dual-Split Type Outdoor unit spare parts list of 2300W and 2600Wunits Part No. Description Qty. Front grill Cabinet Axial flow fan Motor Motor Motor support Condenser sub-assy Top cover Rear grill Outdoor tube sensor Electric box sub-assy Terminal board 2-8 Dual defrost board 2F16HS Capacitor...
  • Page 50 Part No. Description Qty. KF-32×2W/A12 KFR-32×2W/A12 22265251 22265251 Front grill 01435254 01435254 Cabinet 10335253 10335253 Axial flow fan FW 38A Motor FW 60J 15013038 15013038 Motor 01705253 01705253 Motor support 01103045 01103122 Condenser sub-assy 01255262 01255262 Top cover 01475252 01475252 Rear grill 39000009 Outdoor tube sensor...
  • Page 51 Bird Dual-Split type Bird Dual-Split Type Outdoor unit explosive view of 3200W and 3500Wunits Models: Export...
  • Page 52 Outdoor unit spare parts list of 3200W and 3500Wunits Part No. Qty. Description Front grill Cabinet Front side plate Chassis sub-assy Capillary sub-assy I Capillary sub-assy II Valve Valve Valve support Handle Rear side plate Compressor and fittings C-1RN70H5C Compressor and fittings C-RV167H01AA Rear grill 4-way valve Outdoor tube sensor...
  • Page 53 Bird Dual-Split type Bird Dual-Split Type Part No. KF-25× Qty. Description 2W/NA12(Export KF-32×2W/NA12 KFR-32×2W/NA12 GSW(9×2)-22L/A delonghi) Front grill 22265251 22265251 22265251 22265251 Cabinet 01433031 01435254 01435254 01433028 Front side plate 01303023 01305247 01305247 01305247 Chassis sub-assy 01203181 01203181 01203181 01203342 Capillary sub-assy I 03003270 03003271...
  • Page 54 Part No. Description Qty. GSW(9×2)-22R/A GSW(12×2)-22R/A Front grill 22265251 22265251 01433031 01433031 Cabinet Front side plate 01303023 01303023 Chassis sub-assy 01203342 01203342 03003060 03003622 Capillary sub-assy I Capillary sub-assy II 03003075 03003621 Valve 3/8" 07100018 07100113 Valve 1/4" 07100017 07100017 01713028 01713028 Valve support...

  • Page 55: Care And Maintenance

    Bird Dual-Split type Bird Dual-Split Type Care and maintenance Warning: Turn power off and pull out the power plug before cleaning air conditioner. Or it may cause the electric shock. Never dampen the air conditioner, it can cause the electric shock. And never sprinkle water on the unit. Wipe the units with a dry soft cloth, or a cloth slightly moistened with water or cleanser.

  • Page 56: Check Before Use

    Replace the air cleaner It is suggested that the air cleaner should be replaced once every three years,please buy the new one at the nearby dealer of GREE air conditioner. Take off the filter As the same as the step 1 of "Cleaning the air filter"...

  • Page 57: Guide For Installation

    Bird Dual-Split type Bird Dual-Split Type Guide for installation Installation dimension diagram or more or more Space to the ceiling Space to the wall Space to the wall or more or more Space to the floor Important Notes The installation must be done by trained and qualified service personnel with reliability according to this manual. Contact with the local air conditioner service center before installation to avoid the malfunction due to unprofessional installation.otherwise the malfunction will not be solved.

  • Page 58: Indoor Unit

    Installation location selection Indoor unit The inlet and outlet should be far from the obstructions so that the outflow air can reach all parts of the room; ｏｆ　 A location from which the condensation water can be drained out conveniently; A location easily connect with the outdoor unit;...

  • Page 59: Install The Indoor Unit

    Bird Dual-Split type Bird Dual-Split Type Install the indoor unit Install the rear panel Use the seton to find the horizontal place, because the draiange hose nozzle is in the left side, when adjusting the rear panel, should lower down the left side a little.

  • Page 60: Electrical Wiring

    Electrical wiring 1.Open the surface panel upward. Screw off the fixing screw of wiring cover.(As shown in Fig.11-4) Route the power connection cord from the back of the indoor unit and pull it toward the front through the wiring hole for connection. Connect the blue wire of the power connection cord to the terminal “N (1)”, the red one to “2 ”, brown one to "3", and the yellow-green one(earth wire) to"...

  • Page 61: Install The Outdoor Unit

    Bird Dual-Split type Bird Dual-Split Type Install the outdoor unit Install the connection pipe Torque wrench Align the center of the piping flare with the relevant valve. S crew in the flare nut by hand and then tighten the nut with spanner and torque wrench refer to right figure.

  • Page 62: Installation

    Air purging and leakage test Remove the nut cap from the cut-off valves of the outdoor unit. Screwdriver Align the center of the piping flare with the relevant valve, and screw in the flare nut by hands. Gas pipe Tighten the flare nut with spanner. Fluorine charging Remove the valve caps of the gas valve and nuzzle.

  • Page 63: Test Operation And Check After Installation

    Bird Dual-Split type Bird Dual-Split Type Test operation and check after installation Check after installation Items to be checked Possible malfunction Has it been fixed firmly? The unit may drop, shake or emit noise. It may cause insufficient cooling (heating) capacity Have you done the refrigerant leakage test? Is heat insulation sufficient? It may cause condensation and dripping.

  • Page 64: Troubleshooting

    Trouble shooting Test the insulative resistance for When set the breaker to ON, it will earthing, to confirm whether unit trip off at once. is current leakage or not Breaker tripped or fuse When turn on the unit, the breaker burnt out Check the breaker and test the resistance.
  • Page 65 Bird Dual-Split Type Indoor unit filter was blocked To clean the filter regularly The outdoor unit heat exchanger was blocked To clean the adhesive dust on heat exchanger Leakage between compressor high pressure Replace the compressor and low predssure Replace the capillary Some part of capillary was blocked Check leakage and charge refrigerant Refrigerant leakage...
  • Page 66 The joint of refrigerant pipe Water leakage Wrap again tightly was not wrapped tightly Adjust the fan position Indoor fan touched other part There is abnormal thing in the Take out the abnormal thing indoor unit Adjust the compressor support pad, Compressor shakes terribly tighten the loose bolts Indoor unit pipelines collide...

This manual is also suitable for:

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