Gree R410A Service Manual
Free match ii multi vrf
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Summary of Contents for Gree R410A
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Page 1: Service Manual
CENTRAL AIR CONDITIONERS FREE MATCH MULTI VRF SERVICE MANUAL T1/R410A/50Hz (GC201106 - ) -
Page 2: Table Of Contents
CONTENTS PRODUCT ........................2 1 MODELS LIST ..........................2 1.1 Outdoor Unit ...............................2 1.2 Indoor Unit................................2 2 NOMENCLATURE ........................4 2.1 Nomenclature of Outdoor Unit ..........................4 2.2 Nomenclature of indoor unit ..........................4 3 FUNCTION ........................... 5 4 PRODUCT DATA ........................6 4.1 Product data of outdoor............................6 4.2 Product data of indoor ............................7 4.3 Working Temperature Range...........................12... - Page 3 4.2 Installation of Cassette Type..........................41 4.3 Installation of Floor Ceiling Type ........................47 5 REFRIGERATION PIPING WORK ..................50 5.1 Connection between Indoor and Outdoor Units.....................50 5.2 Refrigerant Charging and Trial Running ......................52 6 ELECTRIC WIRING WORK....................55 6.1 Wiring Principle ..............................55 6.2 Electric Wiring Design ............................55 ..................57 MAINTENANCE......................
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Page 4: Product
Free Match Service Manual PRODUCT... -
Page 5: Models List
Model Product Code Ref. Appearance Cooling Heating Series Supply (kW) (kW) GWHD(36)NK3AO CN860W0011 9.789 Free 220~ 240V Match R410A Outdoor -1Ph-50Hz Unit GWHD(42)NK3AO CN860W0020 11.6 1.2 Indoor Unit 1.2.1 Duct type Capacity Units Power Model Product Code Ref. Appearance Cooling... - Page 6 1.2.3 Floor ceiling type Capacity Units Power Model Product Code Ref. Appearance Cooling Heating Series Supply (kW) (kW) GTH(09)BA-K3DNA1A/I CN610N0010 2.80 Free Match GTH(12)BA-K3DNA1A/I CN610N0020 3.85 Floor/ 220~ 240V R410A Ceiling -1Ph-50Hz Type GTH(18)BA-K3DNA1A/I CN610N0030 5.50 Indoor Unit GTH(24)BA-K3DNA1A/I CN610N0040 8.00...
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Page 7: Nomenclature
Compressor Frequency D:DC inverter rotor type 36 represents 36000Btu/h Cooling Capacity 1kW=3.412KBtu Climate Type M:380-415V-3Ph-50Hz; Power Supply K:220-240V-1Ph-50Hz Refrigerant R410A Design No. A :First generation Outdoor Unit Code O:Outdoor I:Indoor 2.2 Nomenclature of indoor unit Description Options GREE F:Duct type... -
Page 8: Function
Free Match Service Manual 3 FUNCTION Function Duct type Cassette type Floor ceiling type Fan operation Mode Auto Swing Controller Timer Selector Auto Mode Operation Cool Mode Operation For Comfortable Air Conditioning Heat Mode Operation Dry Mode Operation Fan Mode Operation Sleep mode setting Drain Pump Wired Controller... -
Page 9: Product Data
Capacity adjustment range 23% ~ 150% 19%~ 150% kW/kW 3.23 3.23 kW/kW 3.65 3.67 Power supply V-Ph-Hz 220~240-1-50 220~240-1-50 Type R410A R410A Refrigerant Charge volume Brand MITSUBISHI MITSUBISHI Compressor Type DC inverter rotor type DC inverter rotor type Quantity Moisture protection IP×4 IP×4... -
Page 10: Product Data Of Indoor
Free Match Service Manual 4.2 Product data of indoor 4.2.1 Duct Type Heat pump GFH(09)EA-K3DNA1A/I GFH(12)EA-K3DNA1A/I GFH(18)EA-K3DNA1A/I Model Product Code CN210N0010 CN210N0020 CN210N0030 Cooling Capacity Heating 2.80 3.85 5.50 Power supply V-Ph-Hz 220 ~ 240-1- 50 220 ~ 240-1- 50 220 ~ 240-1- 50 Motor power input 0.075... - Page 11 Free Match Service Manual Heat pump GFH(21)EA-K3DNA1A/I GFH(24)EA-K3DNA1A/I Model Product Code CN210N0040 CN210N0050 Cooling Capacity Heating 6.60 8.00 Power supply V-Ph-Hz 220~240-1-50 220~240-1-50 Motor power input 0.11 0.11 1000 1000 Sound pressure level(H/L) dB(A) 42/34 42/34 Output 0.061 0.061 Fan motor Running current 0.588 0.588...
- Page 12 Free Match Service Manual 4.2.2 Cassette type Heat pump GKH(12)BA-K3DNA1A/I GKH(18)BA-K3DNA1A/I GKH(24)BA-K3DNA1A/I Model Product Code CN510N0010 CN510N0020 CN510N0030 Cooling Capacity Heating 3.85 5.50 8.00 Power supply V-Ph-Hz 220~240-1-50 220~240-1-50 220~240-1-50 Motor power input 0.07 0.07 1180 Sound pressure level(H/L) dB(A) 37/33 37/33 39/35...
- Page 13 Free Match Service Manual Heat pump GKH(12)BA-K3DNA2A/I GKH(18)BA-K3DNA2A/I Model Product Code CN510N0040 CN510N0050 Cooling Capacity Heating Power supply V-Ph-Hz 220~240-1-50 220~240-1-50 Motor power input 0.05 0.05 Sound pressure level(H/L) dB(A) Output 0.011 0.011 Fan motor Running current 0.25 0.25 inch 9.52mm) Connecting pipe Liquid...
- Page 14 Free Match Service Manual 4.2.3 Floor ceiling type Heat pump GTH(09)BA-K3DNA1A/I GTH(12)BA-K3DNA1A/I Model Product Code CN610N0010 CN610N0020 Cooling Capacity Heating 3.85 Power supply V-Ph-Hz 220~240-1-50 220~240-1-50 Motor power input 0.055 0.055 Sound pressure level(H/L) dB(A) 40/36 40/36 Output Fan motor Running current 0.297 0.297...
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Page 15: Working Temperature Range
Free Match Service Manual Heat pump GTH(18)BA-K3DNA1A/I GTH(24)BA-K3DNA1A/I Model Product Code CN610N0030 CN610N0040 Cooling Capacity Heating Power supply V-Ph-Hz 220~240-1-50 220~240-1-50 Motor power input 0.11 0.11 1250 Sound pressure level(H/L) dB(A) 45/40 48/40 Output 0.061 0.061 Fan motor Running current 0.588 0.588 inch... -
Page 16: Piping Diagram
Free Match Service Manual 5 PIPING DIAGRAM Schematic Diagram of Free Match Series Inverter Heat Pump Multi VRF System Schematic Diagram of Free Match Series Inverter Heat Pump Multi VRF System The outdoor and indoor units start to work once the power is switched on. During the cooling operation, the low temperature, low pressure refrigerant gas from the heat exchanger of each indoor unit gets together and then is taken into the compressor to be compressed into high temperature, high pressure gas, which will soon go to the heat exchanger of the outdoor unit to exchange heat with the outdoor air and then is turned into refrigerant liquid. -
Page 17: Installation
Free Match Service Manual INSTALLATION... -
Page 18: Precautions For Installation
Free Match Service Manual INSTALLATION 1 PRECAUTIONS FOR INSTALLATION 1.1 Precautions for Installation Before installation, please ensure if the installing site, power ratings, possible operating range (pipe distance, height difference between indoor and outdoor unit, power voltage) and installing space are correct and suitable. The outdoor unit is general to all models according to its power. -
Page 19: Key Points Of Installation
Free Match Service Manual 1.2 Key Points of Installation Installation Procedures Description and Acceptance Criteria tube, thermal insulation tube, PVC pipe, power cables, air switch, etc). Material Selection and Equipment Inspection actual quantity of works (e.g. hanger frame, cable duct, etc). Check if the outdoor unit, indoor unit, communication wires and accessories are complete. -
Page 20: Flow Chart Of Installation
Free Match Service Manual 2 FLOW CHART OF INSTALLATION Design Kicking-off Material selection Inspection of site installation position Installation of outdoor unit Installation of indoor unit Installation of connection pipes Connection of Installation of Installation of Connection of power cables power cables and Purge and make leakage remote control... -
Page 21: Outdoor Unit Installation
Free Match Service Manual 3 OUTDOOR UNIT INSTALLATION 3.1 Before Installation Check if there is any damage to the unit when receive and unpack the unit, and check if the compressor runs reversely, if the grease oil and refrigerant leak, and if all parts are completely prepared. If there is any damage on the surface or the inner side, please inform the shipping company or the equipment manufacturer in the written form promptly. -
Page 22: Installation Clearance Data
Free Match Service Manual 1022 : GWHD(42)NK3AO 1087 1015 3.5 Installation Clearance Data Installation Space Requirements of the Outdoor Unit: GWHD(36)NK3AO GWHD(42)NK3AO... -
Page 23: Indoor Unit Installation
Note: The air conditioner unit installed in the following place may have malfunction, if the malfunction cannot prevent, please contact the Nominated Repair Center Of Gree Electric Appliances, Inc. Of Zhuhai. a. The place with greasy all around; b. The seashore place with salinity and alkali;... - Page 24 Free Match Service Manual Table Outline Dimensions: Item Model GFH(09)EA-K3DNA1A/I GFH(12)EA-K3DNA1A/I GFH(18)EA-K3DNA1A/I GFH(21)EA-K3DNA1A/I 1142 1062 1020 1100 1182 GFH(24)EA-K3DNA1A/I 4.1.5 Installation Clearance Data Nut with washer Spring pad a. Installation of the Indoor Unit Insert the M10 expansion bolt into the hole, and then knock the nail into the bolt. Refer to the Outline Dimension Drawings of the Indoor Unit for the distance between holes and see Fig.3 for the installation of the expansion bolt.
- Page 25 Free Match Service Manual Air conditioning unit Hanger bolt Anchor Install the indoor unit on the ceiling: CUATION: a. Prior to the installation, please make a good preparation for all piping (refrigerant pipe, drain pipe) and wiring (wires of the wired controller, wires between the indoor and outdoor unit) of the indoor unit to make the further installation much easier.
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Page 26: Installation Of Cassette Type
As for the round duct, it needs a transition duct of which the size should better to be kept 10 meters far away from the corresponding diffuser. The standard accessories supplied by GREE is the 4.2 Installation of Cassette Type... - Page 27 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 28 Free Match Service Manual 570 604 650 Install dimension of mode GKH(12)BA-K3DNA2A/I;GKH(18)BA-K3DNA2A/I The drilling of holes in the ceiling must be done by the professional personnel. Installation stands for main body of the unit Ceiling Above 20 Notes: 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.
- Page 29 Free Match Service Manual GKH(12)BA-K3DNA2A/I;GKH(18)BA-K3DNA2A/I Wall surface Wall Wall surface surface Model GKH(12)BA-K3DNA2A/I unit:mm GKH(18)BA-K3DNA2A/I Ground surface Main body of hoisting air conditioner a. The primary step for install the indoor unit. When attach the hoisting stand on hoisting screw, do use nut and gasket individually at the upper and lower of the b.
- Page 30 Free Match Service Manual tighten it with spanner. Refer to form 1 to check if the wrench had been tightened (too tight would mangle the nut and lead leakage). Examine the connection pipe to see if it had gas leakage, then take the treatment of heat insulation, as shown in Only use median sponge to entwine the wiring interface of the gas pipe and heat preservation sheath of the gas collection tube.
- Page 31 Free Match Service Manual Sponge(attachment) Clamp(attachment) Clamp Sponge (gray) Drain hose Below 4mm Drain stepup pipe note The install height of the drain raising pipe should less than 280mm. The drain raising pipe should form a right angle with the unit, and distance to unit should not beyond 300mm. Instruction The slant gradient of the attached drain hose should be within 75mm so that the drain hole doesn’t has to endure the unnecessary outside force.
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Page 32: Installation Of Floor Ceiling Type
Free Match Service Manual 4.3 Installation of Floor Ceiling Type 4.3.1 Before Installation Check if there is any damage to the indoor unit, and the wireless controller and other part and components are prepared completely. 4.3.2 Installation Site Selection of Installation Location for Air Conditioner Unit The installation of air conditioner unit must be in accordance with national and local safety codes. - Page 33 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 34 Free Match Service Manual bracket when it is outside the arrowed position. (Refer to Suspension bolt stays inside the cap of indoor unit. Never remove the cap. 5) Lift the unit and slide forward unit the dent. (Refer to 6) Screw tightly both hanger bracket-setting bolts (M8). (Refer to 8) Adjust the height so that rear side of the drainpipe slightly inclines to improve drainage.
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Page 35: Refrigeration Piping Work
Free Match Service Manual 5 REFRIGERATION PIPING WORK 5.1 Connection between Indoor and Outdoor Units a. Wiring of the Power Cord CUATION A breaker must be installed, capable of cutting off the power supply for the whole system. 1) Open the side plate. 2) Let the power cord go through the rubber ring. - Page 36 Free Match Service Manual Flare Nut Pipe Pipe Torque Wrench Ordinary 4) The bending degree of the pipe can not be too small; otherwise it will crack. And please use a pipe bender to bend the pipe. 5) Wrap the exposed refrigerant pipe and the joints by sponge and then tighten them with the plastic tape. Moments of Torque for Tightening Screws Diameter Wall Thickness mm...
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Page 37: Refrigerant Charging And Trial Running
Hose Gas Valve 4) When the compress is not running, charge the R410A refrigerant into the refrigerant pipe from the liquid valve of the outdoor unit (do not do it from the gas valve) b. Calculation of the Additional Refrigerant Charge... -
Page 38: Outdoor Unit
Free Match Service Manual Serial No. Model Indoor Unit Ducted Type GFH(09)EA-K3DNA1A/I Indoor Unit Ducted Type GFH(09)EA-K3DNA1A/I Indoor Unit Ducted Type GFH(09)EA-K3DNA1A/I Indoor Unit Ducted Type GFH(09)EA-K3DNA1A/I Indoor Unit Ducted Type GFH(18)EA-K3DNA1A/I Liquid Refrigerant Pipe Serial No. Diameter Length The total length of each liquid refrigerant pipe is: e+d+c+b+a=20+20+15+5+5=65m. Thus, the minimum additional refrigerant charge=(65-50)×0.022=0.33kg (Note: no additional refrigerant is needed for the liquid pipe within 50m). - Page 39 Free Match Service Manual d. Trial Running 1) Check before the Trial Running Check if the appearance of the unit and the piping system are damaged during the transportation. Check if the wiring terminals of the electronic component are secure. Check if the rotation direction of the fan motor is right.
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Page 40: Outdoor Unit
Free Match Service Manual 6 ELECTRIC WIRING WORK 6.1 Wiring Principle 6.1.1 Itemized Description of Cautions. The electrical installation must be done by professional electricians. The electrical installation must be done in accordance with applicable technical codes and other rules. WARNING! Please make sure to install earth leakage circuit breaker. -
Page 41: Indoor Unit
Free Match Service Manual Clamp them with the corresponding wire clamp packed in the chassis; e. Reassemble the electrical box cover. f. Recover the surface panel. g. The temperature of refrigerant circuit will be high, please keep the interconnection cable away from the copper tube. - Page 42 Free Match Service Manual 1) The air conditioning unit should be installed where ventilation is in good condition, otherwise the working capability of the unit would be reduced or working noise would be increased. 2) The air conditioning unit should be installed on the base frame which is stable and secure uncouth to withstand the weight of the unit;...