FREE MATCH Ċ MULTI VRF SERVICE MANUAL
Contents
1. nnee 18 2 1 Control Function of Outdoor UH ieeecseceeeekseves vases vates idv v ka Fere bv P TEEEvUu edo Y VR FE aesaad inadai 18 242 Protection Function ossuiesessetoviequieuvssexuv eve ene nE as aE I0 Usu NIAE SERIE P2 E93 assa eR R Nia an eua Poe a Cueva lude enaa 19 pe Ends ee 20 24 Control Func aon of indoor Unissa ob Vw Rd EOE vere VETE suo Rau S S LA ve va pua PU asaan 20 3 REMOTE CONTROLLER a neiiteieseisstuxtoi rende Pe EENS E Ebr ap ATE SEIS ETE FEVISESIREN UR E rERE V ANR E pA NES R irai kisss 23 31 iilius e M 23 Deze VWWATCIESS Remote ControMeE RR a e aE aa E 28 ENS SY Bo L6 c 33 1 PRECAUTIONS FOR INSTALLATION ee eee eee eo tete eoo te eo eee eene e eee eene eee ee nep eese eese etes eene ee Se 33 1 1 Precautions for Installation cT H 33 LA Key Bomts Bl CIPIT Rr H 34 2 FLOW CHART OF INSTALLATJIGO Ioa eeccenseysceevckesetssesoenkuNeu bEReY NEN EN QEX CES ER a ysaSE S eYPI E sae x eH reas 35 3 OUTDOOR UNIT INSTALLATION 5uiieoeteseivieiti exeeyUe Neuve eee aep ete ePEn Ea HEN EEEE NONU T CAT pEEIT bia ESE 36 S I Betore Masta ALOM sss ertet vo diro vi devia eos ER TL CERIS VeL EVI VUA ads ev sau tes stp ods uod as TIT DIU Era d 36 32 Insta NaON SI c2. O GREE CENTRAL AIR CONDITIONERS RIDA FREE MATCH I MULTI VRF _ SERVICE MANUAL lt lt T1 R410A 50Hz A GC201106 1 GREE ELECTRIC APPLIANCES INC OF ZHUHAI CONTENTS FRODUC D peer 2 MODELS ED T oT E E EEE AEEA 2 iM Ee iid e S 2 12 sir WS WMG c E 2 Z NOMENCLATURE ireen rE AIEI IRETE EE ERN ERORU FRE PIER E EA IRSE 4 2 1 Nomenclature of Outdoor Umit sassis aaiae iraia a a aa vOv Een Ea 4 2 2 Nomenclature of iulii E 4 SFUNCTION oec E A EIE E E A EE E T 5 TPRODUCTIDBALSX oriri a E ARA ATON EONO A OAOT 6 dl Product data WIE RE 9 6 a PM wurtolire UTE ETE TU RENTE E TT 7 4 Workin Temperature Ral96 uiaieoiacoivesveidsso pee eaa I ot eva Ve IUE PA HE Te La YeVvEPA VU Ve FR e Va REP Ra VPE EE PIU Ve EVER Ed FEFEE VUE VPeU PE tendens 12 dall temp Eee 13 d 601 TE ROOD Pre 15 LOPERATION FLOWCHART Soenens neske AF EEEIPETHE SG PIEEPUS 15 1 1 Cooling Dehtmiidiyine Oper AOD iuo ceevssex exc censes Feb bib ReY apos baVPEFEUPE aa aa aaa ig Vw aiaiai 16 1 2 S EDI EE ETC RETRO TRE T smm 17 PLI SRSBEUPLeE
3. M 36 3 3 Canton ECL TT aa 36 EX Sb uM Me deens 36 Ee abmclibiipDES I diri M 37 4 INDOOR UNIT INSTALLATION ccccccccccssssossssssscscecesesesecscecsccecesesescececasasacsccecesececacacacacascees 38 dl INSCAMAG OM OE Duet Ty WC A 38 AZ Installanan or Cassette Tyler cC 41 4 5 Installation of Floor Ceilng ype wssivsseccscsiassacsseaveicsieasstansavecuevarsasssvaseceaaveatersavasseiarectiusavarseidvsetasiesacssiavexseneeees 47 S REFRIGERATION PIPING WORK 2 5 5 ER OEER IR ISI p EIE ER EERM SEE eo Eon EE ER EREP Eee aeo eee Eee EP as kinesine 50 5 1 Connection between Indoor and Outdoor UNS ccciscecsescscescsovscssesesecsssacasacecsscsnnsvessavvansonsecodastcesecssesnsesesacoonanes 50 5 2 Refrigerant Charging and Trial Running sssccsisssccsscscccsssswctsssenssvedsussrsasiestisrspastessssevacisseauenssileslasveivensdscvedessvensd 52 OG ELECTRIC WIRING WORK eiie EIE EH cede ces deen EEEE ENE 55 OU Manne uidi aiaia 55 6 2 Electric Wir DOSIGIL ojavorsnseivareedsnnnneddetennrvernnderannddesankanvadevdenntwedevanvatnbendenkovandeksanenberdkenverdnidebdeeneinsnadserddennkaerd 55 6 3 Specification of Power Supply Wire and Air SWi
4. 0 374 0 374 0 535 UI 127 iqui 1 4 6 35mm 1 4 6 35mm 3 8 9 52mm Drain pipe Gutta Body WxDxH 840x840x190 840x840x190 840x840x240 Dimension Panel WxDxH 950x950x60 950x950x60 950x950x60 Dales Body WxDxH 963x963x273 963x963x273 963x963x325 Dimension Panel WxDxH 1043x 1028x130 1043x 1028x130 1043x1028 130 25 25 30 Body kg Connecting pipe Oo Net Weight Gross Weight Loading quantity Notes a The rated cooling capacity data is measured under the following work condition Indoor Temperature is 27 C DB 19 C WB Outdoor Temperature is 35 C DB The rated heating capacity data is measured under the following work condition Indoor Temperature is 20 C DB Outdoor Temperature is 7 C DB 6C WB b The data will change with the change of products Refer to those parameters listed on nameplate c Noise was tested in semi silenced room so the actual noise value will be a little higher for change of ambient 9 PRODUCT Seu Tr c2 Service Manual X GKH 2 BA K3DNAZAI GKH 8 BA K3DNAZAI Product Code CN510N0040 CN510N0050 ww ww 0 5 Capacity ww ow 009 09 Power supply V Ph Hz 220 240 1 50 220 240 1 50 em eee Fan motor B Connecting pipe 1 4 06 35mm 1 4 06 35mm Drain pipe Body WxDxH 570x570x230 570x570x230 Outline Dimension Panel WxDxH 650x650x50 650x650x50 Package Body WxDxH 851x731x325 851x731x325 Dimension Panel WxDxH mm 733x673x117 733x673x117 Lom C Net Weight Gross Wei
5. 37 INSTALLATION SEEMS B Service Manual X 4 INDOOR UNIT INSTALLATION 4 1 Installation of Duct Type 4 1 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 1 2 Installation Site e The selection of the installation place of the air conditioner unit The installation must accord with the national and local safe criterion Since the quality of installation would affect the operation directly user should contact the seller and have the conditioner installed and tested by the professional install personnel according to the install instruction instead of install by himself herself Only connect the power after all the installation works are finished e The selection of the installation place of the indoor unit Prevent direct sun burn Make sure that the top steeve ceiling and the structure of the construction etc is strong enough to bear the weight of the unit The drainage pipe 1s easy to drain The air flow is not blocked at the outlet and intake vents The connecting pipe indoor and outdoor can by lead to outside conveniently The unit cannot be installed in the place where stored the flammability easy exploded thing or the place where would have leakage of flammability and exploded gas The unit cannot be installed in the place where has the corrupt gas and serious dust saline fog lampblack
6. c Noise was tested in semi silenced room so the actual noise value will be a little higher for change of ambient 11 PRODUCT SEM B Service Manual X GTHOSBA KSDNATAT GTHOAJBA KGDNATAT Model Product Code CN610N0030 CN610N0040 om ow 0 LC Capacity omm ow o o UM S Power supply V Ph Hz 220 240 1 50 220 240 1 50 a ow m om Sound pressure level H L dB A 45 40 48 40 Fan motor Connecting pipe 1 4 06 35mm 3 8 D9 52mm Drain pipe Package dimension 1343823315 1343823315 EE NENNEN NN RN RR RN Notes a The rated cooling capacity data is measured under the following work condition Indoor Temperature is 27 C DB 19 C WB Outdoor Temperature is 35 C DB The rated heating capacity data is measured under the following work condition Indoor Temperature is 20 C DB Outdoor Temperature is 7 C DB 6C WB b The data will change with the change of products Refer to those parameters listed on nameplate c Noise was tested in semi silenced room so the actual noise value will be a little higher for change of ambient 4 3 Working Temperature Range Dry bulb temp C Wet bulb temp C Dry bulb temp C Wet bulb temp C Rated Cooling 27 19 35 24 ee T a sin cooing Psd memaw 0m 5 7 o o DE NE NN NE NN wm m s o Notes a The heating cooling capacity and noise listed below are all measured before the shipment b All parameters listed below are measured under the standard working conditions If
7. GFH 21 EA K3DNAIA I GFH 24 EA K3DNA 1 A T INSTALLATION 38 LJ Free Match Service Manual Electric Box Liquid Pipe Gas Pipe Drain Pipe Downward Return Air ES Outline Dimensions GFH 0 EA K3DNAIA K3 GFH 0 EA K3DNAIA GFH 12 EA K3DNAI A I GFH 18 EA K3DNA1A I IE GFHQDEA K3DNAIAT DEA K3 GFHQDEA K3DNAIAT I 1062 1020 1100 1182 GFH 24 EA K3DNAIA I 4 1 5 Installation Clearance Data A 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 Li ge Install the hanger on the indoor unit 39 INSTALLATION SIM B Service Manual X Air conditioning unit Hanger bolt Install the indoor unit on the ceiling U 4 he he AP A 4 4 47 Ap A AL NCUATION 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 b If there is an opening in the ceiling it is better to reinforce it to keep it flat and prevent it vibrating Consult the user and builder for more details c Ifthe strength of the ceiling is not s
8. Such a refrigeration cycle goes round and round to achieve the desired refrigeration purpose During the heating operation the four way valve is involved to make the refrigeration cycle run reversely The refrigerant radiates heat in the heat exchanger of the indoor unit so do the electric heating devices and absorb heat in the heat exchanger of the outdoor unit for a heat pump heating cycle so as to achieve the desired heating purpose 13 PRODUCT INSTALLATION EES i bond 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 To ensure correct installation please make sure to read the Safety Considerations thoroughly before starting the installation works The considerations stated below are classified into NWARNING and NCAUTION Those that might cause death or severe injury in case of wrong installation are identified in NWARNING However those that are stated in CAUTION may also cause severe accidents sometimes Therefore both of them relate to important safety considerations and must be strictly followed After completing the installation and test run and confirming that all are n
9. The indoor connection pipe is easy to connect outdoors The indoor and outdoor units shall be installed to minimize the length and bends of refrigerant pipe Install close to power socket for easy connection of the cables Open space required around the unit Fasten the machine onto the supporting legs and base with M12 screw combination 3 3 Caution for Installation The following rules should be followed when the installation location is being considered so as to let the unit run well enough The discharged air from the outdoor unit won t return back and enough space should be left for maintenance around the unit The installation location should be in good condition so that the unit is able to take in and discharge enough air Besides make sure there 1s no obstacle at the air inlet outlet of the unit If there is remove it The unit must be installed where it is secure enough to support the weight of the unit and capable of reducing to some extent noise and vibration to make sure they do not bother your neighbors The designated lifting hole must be used for lifting the unit and protect the unit carefully during lifting to prevent damaging the mental sheet which would result in rusting in future The unit should be installed where there is as little as direct sunlight The unit must be installed where the rain water and defrosting water can be drained The unit must be installed where the unit
10. no additional refrigerant will be charged GWHD 42 NK3AO lt 50m Additional Refrigerant Charge2 Extra Liquid Pipe Lengthx22g m liquid pipe 1 4 Note if the total refrigerant pipe length is larger than that listed in the table above the additional refrigerant for the extra length of the pipe needs to be charged as per 22g m 3 Example GWHD 42 NK3AO C el ie Cc l el el Indoor Unit e INSTALLATION 52 eS M bond Service Manual Indoor Unit Ducted Type GFH 09 EA K3DNAIA I Indoor Unit 4 Ducted Type GFH 09 EA K3DNAIA I Indoor Unit 3 Ducted Type GFH 09 EA K3DNAIA I Indoor Unit Ducted Type GFH 09 EA K3DNAIA I Indoor Unit 1 Ducted Type GFH 18 EA K3DNAIA I Liquid Refrigerant Pipe The total length of each liquid refrigerant pipe is e d c bt a 20 20 15 5 5 65m Thus the minimum additional refrigerant charge 65 50 X 0 022 0 33kg Note no additional refrigerant is needed for the liquid pipe within 50m 4 Additional Refrigerant Charge Record Indoor Unit Refrigerant Pipe es NM eer es es OO Co oo o c Items to be checked after the Installation Items to be Checked Possible Errors Check Results H h part and t the of unit tous pa PR AL E The unit may fall off vibrate or generate noise installed securely Has the gas leakage test been taken The cooling heating capacity may be poor Is the thermal insulation sufficient
11. 3 Dimension Data Dimension of ceiling opening and location of the hoisting screw M10 e Refrigerant pipe ei ZA 2 8 B V e 2 b 8 amp 8 8 o ki B oN o E iae ci o o 5 2 g S Ol 2 E 3 Al 2 e 5 S a Q N 7 LA Hoisting screw X4 gpl A 680 Gaps between hoisting screw rods 840 Indoor unit 890 Ceiling opening 950 Decorated surface boards LE Install dimension of mode GKH 12 BA K3DNA1A I GKH 18 BA K3DNA1A I GKH 24 BA K3DNALIA I INSTALLATION 42 EES M bond Service Manual 570 604 650 TS sf Install dimension of mode GKH 12 BA K3 DNA2A 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 e 160 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 2 2 4 Installation Clearance Data GKH 12 BA K3DNAI A I GKH 18 BA K3DNAIA I GKH 24 BA K3DNAIA I Wall V surface gt 20 T i Wall pee Model H Wall surface surface SM 1500 1500
12. and huge humidity A 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 c The place with vulcanized gas such as vulcanized hot spring d The place with high frequency equipment such as wireless equipment electric welding machine and medical treatment equipment e The place with special environment 4 1 3 Caution for Installation Ensure the hanger is strong enough to withstand the weight of the unit The drainage of the drain pipe is easy No obstacle is in the inlet outlet and the air circulation is in good condition Ensure the installation space is left for the access to maintenance It should be far away from where there is heat source leakage of inflammable explosive substances or smog It is the ceiling type unit concealed in the ceiling The power cords and connection lines of the indoor and outdoor units must be at least 1m away from the TV set or radio to avoid the image interference and noise even if 1m is kept the noise may be produced due to the strong electric wave 4 1 4 Dimension Data Note the unit in the followings figures is mm unless otherwise specified Applicable to GFH 09 EA K3DNAIA LGFH I12 EA K3DNAITA LGFH 18 EA K3DNAI A I
13. c The appliance shall be installed in accordance with national wiring regulations Noise Precautions INSTALLATION 56 ee EOS actrees 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 otherwise it would incur vibration and noise 3 During the installation a consideration should be taken that the produced hot air or noise should not affect neighbors and surroundings 4 Do not stack obstacles near the air outlet of the outdoor unit otherwise it would reduce the working capability of the unit or increase the working noise 5 In the event of the occurrence of abnormal noise please contact the sales agent as soon as possible Accessories for Installation Refer to the packing list for the accessories of the indoor and outdoor units respectively 6 3 Specification of Power Supply Wire and Air Switch 1 The installation must be done in accordance with the national wiring regulations 2 Only the power cord with the rated voltage and exclusive circuit for the air conditioning can be used 3 Do not pull the power cord by force 4 The electric installation should be carried out by the professional personnel as instructed by the local laws regulati
14. fixing bolts M6 to prevent the movement of the indoor unit Refer to 8 Adjust the height so that rear side of the drainpipe slightly inclines to improve drainage A Caution Adjust the height by turning the nut with a spanner Insert the spanner from the hanger bracket opening Refer to In case of hanging It is possible to install using inward facing hanger brackets by not removing the brackets from the indoor unit Refer to 8 Be sure to use only the specified accessories and parts for installation work Celling 40 or es Hanger bracket Hanger bracket setting bolt M8 Hanger bracket Hanger bracket fixing bolt M6 Celling slab Wi 49 INSTALLATION SEEMS B Service Manual X 5 REFRIGERATION PIPING WORK 5 1 Connection between Indoor and Outdoor Units a Wiring of the Power Cord NCUATION 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 3 Connect the power card to the terminals L N and also the earthing bolt and then connect the wiring terminals N 1 2 3 of the indoor unit to those of the outdoor unit correspondingly 4 Fix the power cord with wire clips b Capacity Level and Capacity Code of the Indoor and Outdoor Units l 5 5 0 1 Outdoor Unit One outdoor unit is capable of driving five at maximum and
15. of a laundry a bath a shower or a swimming pool Be sure that the installation conforms to the installation dimension diagram 4 3 3 Dimension Data When installing the indoor unit you can refer the paper pattern for installation and make sure that the drainage side must be 10mm lower than the other side in order to drain the condensation water fluently Unit mm 4 3 4 Installation Clearance Data a Space dimension for installation of the unit The space around the unit is adequate for ventilation 47 INSTALLATION eich B Service Manual X 150cm or more 60cm or more Si 30cm or more 60cm or more 100cm or more b Important Notice The unit must be installed by the professional personnel according to this install instruction to ensure the well use Please contact the local Gree special nominated repair department before installation Any malfunction caused by the unit that 1s installed by the department that is not special nominated by Gree would not deal with on time by the inconvenience of the business contact It should be done by professional personnel when the air conditioner unit is moved to other place c There are 2 styles of installation Ceiling type Floor type 1 Each type is similar to the other as follows Determine the mou
16. of products Refer to those parameters listed on nameplate c Noise was tested in semi silenced room so the actual noise value will be a little higher for change of ambient 7 PRODUCT SIM B Service Manual X GFHODEA KSDNATAI GFHONEA KSDNAIAI Model ProdutCode Code CN210N0040 CN210N0050 x Ix1 amp s Capacity a a RN E KN Power supply V Ph Hz 220 240 1 50 220 240 1 50 emm ow o om os Sound pressure level H L dB A 42 34 42 34 Fan motor SIS 9mm Connecting pipe 3 8 49 52mm 3 8 49 52mm Drain pipe Package dimension 1323x743x305 1323x743x305 eme E EE Notes a The rated cooling capacity data is measured under the following work condition Indoor Temperature is 27 C DB 19 C WB Outdoor Temperature is 35 C DB The rated heating capacity data is measured under the following work condition Indoor Temperature is 20 C DB Outdoor Temperature is 7 C DB 6C WB b The data will change with the change of products Refer to those parameters listed on nameplate c Noise was tested in semi silenced room so the actual noise value will be a little higher for change of ambient PRODUCT 8 DE Service Manual 4 2 2 Cassette type GKH 2 BAKSDNATAT GKHQSBAJODNATAT GKHOEBAJGDNATAI Model Product Code CN510N0010 CN510N0020 CN510N0030 Capacity Power supply V Ph Hz 220 240 1 50 220 240 1 50 220 240 1 50 Air flow volume Sound pressure level H L dB A 37 33 37 33 39 35 0 0385 0 0385 0 055 Fan motor
17. 5 LJ Free Match na PRODUCT 1 PRODUCT Free Match m Service Manual F PRODUCT 1 MODELS LIST 1 1 Outdoor Unit Capacity Power Model Product Code Cooling Heating Supply Appearance kW kW CN860W0011 9 789 CN860W0020 RI Units Series GWHD 36 NK3AO Free Match Outdoor Unit GWHD 42 NK3AO 1 2 Indoor Unit 1 2 1 Duct type Capacity Units Power Series Model Product Code Cooling Heating Ref Sippy kW kW escas su ur un 1 2 2 Cassette type Free Match Duct Type Indoor Unit m Capacity B nits OWer Series Model Product Code Cooling Heating Ref Supiy kW kW GKH 2 BA K3DNATA I CNSIONODIO GKH 18 BA K3DNAIA I CN510N0020 R410A Free Match Cassette Type Indoor Unit GKH 12 BA K3DNA2A T R410A GKH 18 BA K3DNA2A I PRODUCT 2 220 240V Ph 50Hz Appearance 220 240V Ph 50Hz Appearance 220 240V Ph 50Hz 220 240V Ph 50Hz LJ Free Match Service Manual 1 2 3 Floor ceiling type Capacity Power Model Product Code Cooling Heating Ref buo Appearance kW kW GTH BA K3DNAIA CN610N0010 Free Match Floor GTH 12 BA K3DNAIA I CN610N0020 3 5 3 85 oor 220 240V na 1Ph 50Hz E od GTH 18 BA K3DNAIA I CN610N0030 Unit GTHOAJHA KSDNAAAR CN IONOO 3 PRODUCT SIM B Service Manual X 2 NOMENCLATURE 2 1 Nomenclature of Outdoor Unit i C Cooling Only 2 Cooling Function H Heat pump Compressor Frequen
18. Dews and water drops may be generated Does the drainage go well Dews and water drops may be generated Is the actual power voltage in line with The unit may break down or some the value marked on the nameplate components may be burnt out Has the unit been earthed reliably There may be a danger of electric shock The unit may break down or the Does the wire meet the regulated requirement component may be burnt out Is there any obstacle at the air inlet outlet d The cooling heating capacity may be poor of the indoor outdoor unit Have the length of the refrigerant pipe and i e 5 PP It may be hard to know the exact refrigerant charge the refrigerant charge been recorded D u The unit may break down or some Are the wiring and the piping correct components may be burnt out 53 INSTALLATION Free Match B Service Manual X 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 Check if all valves in the system are fully opened 2 Trial Running The trial running should be carried out by the professionally skilled personnel on the premise that all items listed above are in normal conditions INSTALLATION 54 Let the unit energized and switch the wired controller or th
19. LLATION 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 Check if the model specs and quantity of the unit are consistent with the contact after receive the unit 3 2 Installation Site The unit may be installed on balcony roof special platform or any other position easy to install and able to support the weight Select the place with good ventilation where the exhaust is smooth and will not be circulated Meanwhile the exhaust from the unit shall not affect the neighbors The air discharged from the unit will not flow back and there shall be adequate service space around the machine Around the unit there shall be no strong heat source or exhaust port of other equipment nor any strong hot steam or inflammable gas When several units are to be installed adequate suction space shall be ensured to avoid short circuit circulation Install at a place that will not be affected by rainstorm in winter Install at a place where there is no obstruction close to the air inlet or outlet Around the machine body drainage channel shall be provided for discharge of cold or warm water
20. Y GKH 12 BA K3DNAIA I GKH 18 BA K3DNAIA I 260 unit mm GKH 24 BA K3DNAIA I 7 Ground surface 1800 43 INSTALLATION SEM B Service Manual X GKH 12 BA K3DNA2A I GKH 18 BA K3DNA2A I Wall P4 surface Wall Wall surface surface ov 1500 1500 Y Model H unit mm GKH 12 BA K3DNA2A T GKH 18 BA K3DNA2A T VA 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 hoisting stand to fix it The use of gasket anchor board can prevent gasket break off b Use install cardboard Please refer to the install cardboard about the dimension of ceiling opening The central mark of the ceiling opening is marked on the install cardboard Install the install cardboard on the unit by bolt 3 piece and fix the angle of the drainage pipe at the outlet vent by bolt c Adjust the unit to the suitable install place d Check if the unit 1s horizontal Inner drainage pump and bobber switch are included in the indoor unit check if 4 angle of every unit are horizontal by water lever If the unit is slant toward the opposite of the coagulate water flow there may be malfunction of the bobber switch and lead water drop e Backout the gasket anchor board used to prevent gasket break off and tighten the nut on it f Backout the in
21. allation of electric box cover may lead to potential water leakage which will cause the unit abnormal or short circuit Earth lead must be connected before connecting the power cord An earth lead longer than the power cord shall be provided For site wiring please refer to the circuit diagram attached on the machine body 6 1 2 Earthing Requirements 1 The air conditioner is classified into the Class I appliances so its earthing must be reliable 2 The yellow green line of the air conditioner is the earth line and can not be used for other purpose cut off or fixed by the self tapping screw otherwise it would cause the hazard of electric shock 3 The reliable earth terminal should be provided and the earth wire can not be connected to any of the following places Running water pipe 2 Coal gas pipe 8 Sewage pipe amp Other places where the professional personnel think unreliable 6 2 Electric Wiring Design Caution The power of every indoor unit should be connected in outdoor unit a Open surface panel b Remove the electrical box cover c Route the power connection cord from the back of the indoor unit and pull it toward the front through the wiring hole upward d Connect the wiring communication through the piping hole of the chassis and the bottom of the appliance upward then connect the brown wire to the Terminal board 3 black wire the communication wire to the Terminal board 2 blue wire t
22. ction if the round duct is to be adopted then the straight length of the transition duct can not be less than 200mm c The duct is either rectangular or round and connected with the air inlet outlet of the indoor unit Among all air supply outlets at least one should be kept open As for the round duct it needs a transition duct of which the size should match with the air supply outlet of the unit After the fitting of the transition duct it is the turn of the round duct which is better to be kept 10 meters far away from the corresponding diffuser The standard accessories supplied by GREE is the transition duct 200mm long and round air outlet 9200 however those of other specifications can be purchased 4 2 Installation of Cassette Type 4 2 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 2 2 Installation Site Select install location of the indoor unit a Obstruct should put away from the intake or outlet vent of the indoor unit so that the airflow can be blown though all the room b Make sure that the installation had accord with the requirement of the schematic diagram of installation spaces c Select the place where can stand 4 times of the weight of the indoor unit and would not increase the operating noise and oscillate d The horizontally of the installation place should be guaranteed e Select the place where easy d
23. ctricians in accordance with the Safety Code for Electrical Equipment relevant local rules and the installation instructions Make sure to use the special purpose circuit If the power circuit capacity is low or the construction is improper it might cause electric shock or fire accidents Please use suitable cables and connect them securely Please fix the terminal joints securely The terminal connection shall not be affected due to any external force applied onto the cable Improper connection and fixing may cause heating and fire accidents Keep the cables in correct shape and prevent them from protruding upward Please protect them securely with repair board Improper installation may cause heating and fire accidents When erecting or relocating the air conditioner do not let any air enter into cooling circulation system except the specified refrigerant If any air is mixed abnormal high pressure will occur in the cooling circulation system thus causing crack or human injury accidents During installation please always use the attached parts or designated parts Failure to use the designated parts may cause water leakage electric shock fire or refrigerant leakage CAUTION Please earth securely Do not connect the earth wires to gas pipe water pipe lightning rod or telephone line Improper earthling might cause electric shock Leakage circuit breaker must be installed at some place No installation of leakage circuit break
24. cy D DC inverter rotor type 4 Cooline Casacit 36 represents 36000Btu h vid d IkW 3 412KBtu nu M 380 415V 3Ph 50Hz WEE SUEpAy K 220 240V 1Ph 50Hz Outdoor Unit Code O Outdoor I Indoor 2 2 Nomenclature of indoor unit F Duct type 2 Product Type K Cassette type T Floor ceiling type C Cooling Only 3 Cooling Function H Heat pump 12 represents 12000Btu h 4 Cooling C t m P IkW 3 412KBtu 220 240V 1Ph 50Hz NE HN NNNM amer NN Indoor Unit Code 12 I O Outdoor I Indoor PRODUCT 4 EES M bond Service Manual 3 FUNCTION For Comfortable For Flexible Control Wiredless Remote Controller ENDE e Have Functions No Functions 5 PRODUCT Free Match Service Manual F 4 PRODUCT DATA 4 1 Product data of outdoor Heat pump GWHD 36 NK3AO GWHD 42 NK3AO Model Product Code CN860W0011 CN860W0020 Capacity Capacity zl range 23 150 19 150 kW kW Power supply V Ph Hz 220 240 1 50 220 240 1 50 Type R410A R410A ui 6 Charge volume Moisture Moisture protection 0 Area quantity Mr NN RR RN Loading quantity Brand MITSUBISHI MITSUBISHI Compressor Notes a The rated cooling capacity data is measured under the following work condition Indoor Temperature is 27 C DB 19 C WB Outdoor Temperature is 35 C DB The rated heating capacity data is measured under the following work condition Indoor Temperature is 20 C DB Outdoor Temperature is 7 C DB 6C WB b The data
25. der the same system has a unique address dial code dial code The wired controller and its corresponding indoor unit have the same address dial code Select the remote control mode Remote Control The centralized controller and communication module shall be installed free from the source of interference Installation of indoor unit The power cable must meet the specifications Power cord The indoor units under the same system must be arranged under unified power supply The PVC pipes must meet the specifications A specific gradient must be provided along the water flow direction Installation i Carry out water detection after installation Drainage Pipe Carry out thermal insulation to the drainage pipe only after the water detection is accepted Thermal The thermal insulation tube must meet the specifications insulation Seal between the thermal insulation pipes to avoid air entry Installation of Air Duct when with Design the length of air duct according to static pressure high static pressure duct type unit The air inlet shall be optimally designed to avoid too small size The copper tube must meet the specifications Ensure it is dry and clean inside the tube Make sure to charge nitrogen as required for protection when welding the tubes Welding Please keep to the welding process and ensure the system free of leakage Add a dual way filter on liquid pipe side For multiple systems please mark them properly Installati
26. e remoter controller to ON The fan motor and compressor of the outdoor unit will run automatically in one minute If there is some unusual sound after the compressor is started turn off the unit for an immediate check EES nn 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 N WARNING Please make sure to install earth leakage circuit breaker Earth leakage circuit breaker must be installed to prevent electric shock or fire CAUTIONS The air conditioner must be securely earthed Incorrect earthing may cause electric shock or fire All the electric installations must be carried out by specialist technicians in accordance with the local laws rules and these instructions The indoor unit and outdoor unit shall use different power supplies The indoor units under the same system must be powered by a unified power source All the indoor units can only be controlled by one master power switch Rated supply voltage and special circuit for air conditioner must be used The earthing shall be secure The earthing wire shall be connected to the special earthing device on the construction The installation must be done by specialist technicians Never connect the earth lead to the gas pipe water p
27. er from the outlet vent terminal gt INSTALLATION 46 N 07 E Service Manual 4 3 Installation of Floor Ceiling Type 4 3 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 Installation quality will directly affect the normal use of air conditioner unit The user is prohibited from installation by himself Please contact your dealer after buying this machine Professional installation workers will provide installation and test services according to installation manual Do not connect to power until all installation work is completed Selection of Installation Location Such a place where cool air can be distributed throughout the room Such a place where is condensation water is easily drained out Such a place that can handle the weight of indoor unit Such a place which has easy access for maintenance Such a place where is permitting easy connection with the outdoor unit Such a place where is lm or more away from other electric appliances such as television audio device etc Avoid a location where there is heat source high humidity or inflammable gas Do not use the unit in the immediate surroundings
28. er might cause electric shock Do not install at a place where inflammable gas might leak Gas leakage and despot around the machine might cause fire accidents To ensure correct drainage of water the drainage pipe shall be installed according to the installation instructions Also the heat insulation shall be provided to avoid condensing Improper installation of the pipe might result in water leakage and lead to possible wetting of the articles in the room 33 INSTALLATION Free Match Service Manual F 1 2 Key Points of Installation Installation Procedures Description and Acceptance Criteria The materials specified on the engineering drawing shall be purchased as specified e g copper tube thermal insulation tube PVC pipe power cables air switch etc The materials not specified on the engineering drawing shall be purchased according to the actual quantity of works e g hanger frame cable duct etc Check if the outdoor unit indoor unit communication wires and accessories are complete Material Selection and Equipment Inspection wire Error E6 The power cables shall be separated from communication wires at a least distance of 10cm To avoid breaking the communication wires please do not use strong force Connection For multiple units please mark them properly Communication Switch on indoor and outdoor unit and ensure there is no display of Communication Wire Address Each indoor unit un
29. erface M here with seal mat VA BN Torque wrench Thread fasten x4 Heat preservation sheath of liquid inlet tube attachment for Sme liquid tube be Heat preservation sheath of gas collection tube attachment for Gas collection tube gas tube Wiring interface Liquid inlet tube Flare nut Form 1 The tightening torque needed for tightening nut Drainage hose a Install the drain hose The diameter of the drain hose should be equal or bigger than the connection pipe s The diameter of polythene pipe Outer diameter 25mm Surface thickness 1 5mm 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 O Correct 1 100 or more gradient x wrong Use the drain hose and clamp attached Insert the drain hose to the drain vent and then tighten the clamp Entwine the big sponge on the clamp of drain hose to insulate heat Heat insulation should be done to indoor drain hose 45 INSTALLATION eich a JN Service Manual XX Sponge attachment Clamp attachment Clamp ai Sponge gray Drain hose Below 4mm Drain stepup pipe note The install height of the drain raising pipe should less than 280mm The drain rais
30. ght Notes a The rated cooling capacity data is measured under the following work condition Indoor Temperature is 27 C DB 19 C WB Outdoor Temperature is 35 C DB The rated heating capacity data is measured under the following work condition Indoor Temperature is 20 C DB Outdoor Temperature is 7 C DB 6C WB b The data will change with the change of products Refer to those parameters listed on nameplate c Noise was tested in semi silenced room so the actual noise value will be a little higher for change of ambient PRODUCT 10 LLL ipic Service Manual 4 2 3 Floor ceiling Ta Hexpump o pump GTH 09 BA K3DNA 1 A I GTH 12 BA K3DNA 1 A I Model ProductCode 00 Code CN610N0010 CN610N0020 Capacity Power E V Ph Hz 220 240 1 50 220 240 1 50 Air flow volume Sound pressure level H L Output Fan motor Running current Connecting pipe Liquid inch 1 4 6 35mm 1 4 06 35mm Drain pipe Package dimension WxDxH 1343823315 1343823315 z inch 3 8 9 52mm 3 8 9 52mm Loading quantity 20 GP Notes a The rated cooling capacity data is measured under the following work condition Indoor Temperature is 27 C DB 19 C WB Outdoor Temperature is 35 C DB The rated heating capacity data is measured under the following work condition Indoor Temperature is 20 C DB Outdoor Temperature is 7 C DB 6C WB b The data will change with the change of products Refer to those parameters listed on nameplate
31. ing pipe should form a right angle with the unit and distance to unit should not beyond 300mm Roof Within 300mm 1 1 5m Hoisting stand Drain hose below280mm attachment a a Z 7 Ww Bw Drain raising z ad hose S b 220mm o me 7 d Clamp attachment Ceiling 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 below75mm below500mm N mi VERE Please install the drain hose according to the following process if several drain hoses join together Abovel00mm T tie in join drain hose The specs of the selected join drain hose should fits the running capacity of the unit b Check the smoothness of drain after installation Check the drain state by immitting 600cc water slowly from the outlet vent or test hole Check the drain in the state of refrigerating after installation of the electric circuit Way of immiting Drain hose Drain vent for repair use plastic Test hole cover Test hole stopper is included drain the water in waterspout by this outlet vent Abovel00mm lt Immiting water from the rest hole gt Plastic water pot The length of the pipe should be about 100mm lt Immiting wat
32. ipe lightening rod or telephone earth wire To avoid electric shock or any accident due to mal operation the air switch and shock resistant earth leakage circuit breaker that can cut off the power supply of the complete system must be installed The air switch shall have both the magnetic tripping and thermal tripping functions to ensure protection against the short circuit and overload Electric shock or fire might be caused if no installation of earth leakage circuit breaker Do not switch on the power before completion of the electrical work Make sure to cut off the power supply before repair Under no condition could use the capacitor to improve the power factor Please use cable conduit for power cords Do not lay the electronic control cables remote control and signal line outside the machine with other cables otherwise the machine might become malfunctioned or failed due to electrical noise The power cord must be always connected to the power cord terminal board and fixed by using the lock connector included with the machine Meanwhile prevent them from contacting the fitting pipe The diameter of power cords shall be large enough See below for the detailed specifications The damaged power cords and connection lines must be replaced with the designated cables When connecting the cable please confirm that all the electrical components inside the electric box shall have no coupling or terminal loosened Improper inst
33. it by force otherwise the capillary pipe or other pipe may crack which then would result in leakage b The refrigerant pipe should be supported by brackets that is don t let the unit withstand the weight of it NCUATION For the GMV multi VRF system each pipe should be labeled to tell which system it belongs to avoid mistaken inaccurate piping e Installation of the Protection Layer of the Refrigerant Pipe 1 The refrigerant pipe should be insulated by the insulating material and plastic tape in order to prevent condensing and leaking 2 The joints of the indoor unit should be wrapped with the insulating material and no gas is allowed on the joint of the indoor unit No gap NCUATION After the pipe is protected well enough never bend it to form a small angle otherwise it would crack or break f Wrapping the pipe with tape 1 Bundle the refrigerant pipe and electric wire together with tape and separate them from the drain pipe to prevent the condensate water overflowing 2 Wrap the pipe from the bottom of the outdoor unit to the top of the pipe where it enters the wall During the wrapping the later circle should cover half of the former one 3 Fix the wrapped pipe on the wall with clamps NCUATION a Do not wrap the pipe too tightly otherwise the insulation effect would be weakened Additionally make sure the drain hose is separated from the pipe b After that fill the hole on the wall with sealing
34. material to prevent wind and rain coming into the room 51 INSTALLATION SEEMS Te T Service Manual X 5 2 Refrigerant Charging and Trial Running a Refrigerant Charging 1 The refrigerant has been charged into the outdoor unit before shipment while additional refrigerant still need be charged into the refrigerant pipe during the field installation 2 Check if the liquid valve and the gas valve of the outdoor unit are closed fully 3 As shown in the following figure expel the gas inside the indoor unit and refrigerant pipe out by the vacuum pump Manometer Manometer 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 1 Refrigerant Charge in the Outdoor Unit before Shipment GWIIDGGNEGAO GWHDUINKSAO Notes a The refrigerant charge mentioned in the table above is not included those charged additionally in the indoor unit and the refrigerant pipe b The amount of the additional refrigerant charge is dependent on the diameter and length of the liquid refrigerant pipe which is decided by the actual yield installation requirement c Record the additional refrigerant charge for future maintenance 2 Calculation of the Additional Refrigerant Charge If the total refrigerant pipe length liquid pipe is smaller than that listed in the table below
35. nting position on ceiling or wall by using paper pattern to indicate indoor frame Mark the pattern and pull out the paper pattern Refer to Side panel fixing screw M4 2 Remove the return grill the side panel and the hanger bracket from the indoor unit as per procedure bellow Press the fixing knob of the air intake grills the grilles will be opened wider and then pull them out from the indoor Remove the side panel fixing screw and pull to the front direction arrow direction to remove Side panel fixing screw Refer to Loosen two hanger bracket setting bolts M8 on eath side for less than 10mm Remove two hanger bracket fixing bolts M6 on the rear side Detach the hanger bracker by pulling it backward Refer to 3 Set the suspension bolt Use W3 8 or M10 size suspension bolts Adjust the distance from the unit to the ceiling slab beforehand Refer to 4 Fix the hanger bracket to the suspension bolt A Warning Make sure that extended suspension bolt from the ceiling stays inside the arrowed position Readjust the hanger INSTALLATION 48 ee EOS B bond 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 7 Screw tightly both hanger bracket
36. o the Terminal board N 1 and connect the earthing wire to the screw terminal on the electric box 55 INSTALLATION SEM B Service Manual X 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 GWHD 36 NK3AO rubi C O ee INDOOR UNITA E INDOOR UNITB INDOOR UNITC E INDOOR UNITD E m Way2 3 SIl ral 2 3 PETALE l NO 2 3 e CAPE WE ee Pe a T Pe 1 dep cup zl adl m i XTs PE xT4 PE xr PE xr PE XTI OUTDOOR UNIT GWHD 42 NK3AO uM NER a NO 5 2 TTT E 2 XT6 A T F z S NA 2 XT5 33 g VP G6 Ope d NO Pal EMI 2 XT4 2 E a 3 J LS E Is E XT3 z Q 7 XT2 Z gt POWER XTI AN Caution a The incorrect of wiring connecting would lead malfunction of some of the electric elements b Make sure that the lead between the connect end and the clamp end has some need space after the wire is fixed
37. on Carry out leakage detection under pressure after welding of connection pipes Purge the system clean Keep the pressure for 24 hours Except for the influence by temperature it is deemed acceptable if pressure drop is within 0 02MPa With the temperature change by 1 C the pressure will change by approx 0 01 MPa i The thermal insulation tube must meet the specifications Thermal insulation gw Seal between the thermal insulation pipes to avoid air entry Select the installing position correctly Build the foundation according to the anchor bolt position and the dimension of outdoor unit Installation of outdoor unit Build the damping device properly Avoid sharp knock when handling the outdoor unit The inclination angle shall not be higher than 15 Purge and make leakage detection under pressure Tighten the nuts Connection of indoor unit and outdoor unit Provide proper protection to the outdoor connection pipe communication wires and power supply Keep the pressure for 24 hours Except for the influence by temperature it is deemed acceptable if pressure drop is within 0 02MPa With the temperature change by 1 C the pressure will change by approx 0 01 MPa Establish vacuum simultaneously in the gas pipe and liquid pipe Vacuuming The vacuuming time shall be long enough Put still for 1 hour after vacuuming It is deemed acceptable if the pressure will not rise Add refrigerant Add refrige
38. ons and also this manual 5 The diameter of the power cord should be large enough and once it is damaged it must be replaced by the dedicated one 6 The earthing should be reliable and the earth wire should be connected to the dedicated device of the building by the professional personnel Besides the air switch coupled with the leakage current protection switch must be equipped which is of enough capacity and of both magnetic and thermal tripping functions in case of the short circuit and overload R ded Cord Models Power Supply Capacity of the Air Switch l bh PON piecesx sectional area GWHD 6NKSAO 2240V 50H 3A GWHDG2NKGAO 220 240 S017 XA 57 INSTALLATION
39. ormal please introduce to the client on how to use and repair the machine according to the Operating Instructions Besides please deliver the considerations herein to the clients together with the Operating Instructions and ask them to keep properly WARNING The installation shall be performed by the vendor or professional dealer from which you buy the machine If you install by yourself any improper installation might cause water leakage electric shock or fire accident The installation shall be done correctly according to installation instructions Improper installation may cause water leakage electric shock or fire To install a large air conditioning system in a small room please make sure to take measures to prevent that the refrigerant will not exceed the limit concentration in case of leakage For the measures to prevent the refrigerant from exceeding the limit concentration please consult your dealer If no proper measures it might cause human suffocation in case of refrigerant leakage Please install at a position that is strong enough to support the weight of machine If the installing position is of low strength the machine may drop down and thus cause human injury Please carry out installation in accordance with the rules for preventing the typhoon or earthquake The machine may tip over if the installation does not comply with the requirements The electrical cabling shall be carried out by qualified ele
40. rain condensated coagulated water and easy connect with outdoor unit 41 INSTALLATION SIM Service Manual X f Make sure that there are enough space for care and maintenance Make sure that the weight between the indoor unit and ground is above 1800mm g When installing the steeve bolt check if the install place can stand the weight 4 times of the unit s If not reinforce before installation Refer to the install cardboard and find where should be reinforced Note There will be lots of lampblack and dust stick on the acentric heat exchanger and water pump in dining room and kitchen which would reduce the capacity of heat exchanger lead water leakage and abnormal operation of the water pump The following treatment should be taken under this circumstance a Ensure that the smoke trap above cooker has enough capacity to obviate lampblack to prevent the indraft of the lampblack by the air conditioner b Keep the air conditioner far from the kitchen so that the lampblack would not be indraft by the air conditioner Important notice To guarantee the good performance the unit must be installed by professional personnel according with this instruction 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 4 2
41. rant according to the volume as specified on the engineering drawing Leakage detection under pressure Commissioning of complete unit Remarks a Described above are general working procedures The procedures might vary with the site conditions b For detailed installation rules please see the description in each chapter INSTALLATION 34 2 FLOW CHART OF INSTALLATION Design Kicking off Inspection of site installation position Free Match Service Manual Installation of indoor unit Installation of connection pipes Installation of outdoor unit Installation of remote control Connection of power cables and communication wires Nut Installation of drainage pipes Purge and make leakage detection under pressure Thermal insulation Connection of indoor unit and outdoor unit Test run of indoor unit Air flow and noise level inspection Connection of indoor unit and outdoor unit Leakage detection under pressure meanwhile vacuum the system through the gas and liquid valves Add refrigerant Connection of power cable Open the valve Commissioning of complete unit As built Drawing Delivery of the Operating Instructions 35 INSTALLATION SEM B Service Manual X 3 OUTDOOR UNIT INSTA
42. stall cardboard Nut supplied at scene Gasket attachment Nia stand Gasket anchor board Tighten double nuts attachment gt 20 me 1800 260 Fix the hoisting stand firmly Fix the gasket firmly Bolt of one of the angle of outlet pipe is fix on the angle of the drainage slot Center of the ceiling opening lt Fe Install cardboard Bolt attachment Polyethylene pipe Bolt attachment Fix the install cardboard Note e Please do tighten the nuts and bolts to prevent air conditioner break off Connection of the refrigerant pipe When connect the pipe to the unit or backout it from the unit please do use both spanner and torque wrench INSTALLATION 44 LJ Free Match Service Manual When connect smear both inside and outside of the flare nut with freeze motor oil screw it by hand and then tighten it with spanner Refer to form 1 to check 1f 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 the fig 5 Only use median sponge to entwine the wiring interface of the gas pipe and heat preservation sheath of the gas collection tube Smear freeze motoroil Median sponge attachment entwine the wiring int
43. tcl cccccssssssscscccscccscccccccccecccsccccccccsccccccccssccsscscsssssses 57 MAINTENANCE cerei 59 1 154561 00 3 a oia EE E EEE E EEEE EAE EE EEE M 59 1 1 Please check the following items before contact the maintenance serviceman sesssseceeeeeecceeeccseeossessssoso 59 1 2 The conditions listed below are not classified into errors ssssssssssssssssssssessscceccocecccecceesececoseeoosesooseesssessssoso 59 BS Error description NE c A 60 2 FLOW CHART OE TROUBLESHOCQGOT ING vieecvesssvessedersen tetas euV soe exE papa eee Fon pen ves Es Pr PUE 64 3 VIRAG DADRA V 69 Doh Outdoor e 69 3 2 MI M 70 4 DISASSEMBLY AND ASSEMBLY PROCEDURE OF MAIN PARTS 72 Al Outdoor UNI P n 72 a LE a 74 5 EXPLODED VIEWS AND PART LIST sossosersserrnermsnoorssersnnermssvbooosennenndntsnonesennntantmmsinoandaassnees 81 M Outdoor Uit ep 81 5 2 Indoor Bir eR NRC OR 8
44. there is any change the parameters marked on the nameplate always prevail c The heating capacity of the indoor unit just involves that of the heat pump but apart from that of the auxiliary electric heater PRODUCT 12 ee ES M bond Service Manual 5 PIPING DIAGRAM Schematic Diagram of Free Match Series Inverter Heat Pump Multi VRF System Liquid Receiver CI LLLA Valve Oil Separator Outdoor Unit Compressor Gas Liquid Separator Heating Cooling Indoor Unit Heat Exchanger Heat Exchanger Heat Exchanger 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 1s 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 After passing through the throttling device the temperature and pressure of the refrigerant liquid will further decrease and then go the main valve After that it will be divided and go to the heat exchanger of each indoor unit to exchange heat with the air which needs to be conditioned Consequently the refrigerant liquid become low temperature low pressure refrigerant gas again
45. trong enough a beam made of angle iron can be used and then fix the unit on It d If the indoor unit 1s not installed in the air conditioning area please use sponge around the unit to prevent condensing The thickness of the sponge depends on the actual installation environment 4 1 6 Horizontality Check of the Indoor Unit After the installation of the indoor unit its horizontality must be checked to make sure the unit keep horizontal fore and aft and keep an inclination of 5 toward the drain pipe right and left Horizontality Check Device m na 4 1 7 Installation of the Air Supply Duct a Installation of the Rectangular Air Supply Duct SAA AAA AAA A A AAAA ARA INSTALLATION 40 LJ Free Match Service Manual BENNETT e Misi marne s mam b Installation of the Round Air Supply Duct Transition Duct Return Air Louver Air Supply Outlet Diffuser Joint c Installation Steps of the Round Air Supply Duct 1 Preinstall the outlet of the round duct on the transition duct and then fix it by the self tapping screw 2 Place the transition duct to the air outlet of the unit and fix it with rivet 3 Connect the outlet to the duct and then tighten them with tape Other installation details are not covered herein NCUATION a The maximum length of the duct means the maximum length of the air supply duct plus the maximum length of the return air duct b For the unit with the auxiliary electric heating fun
46. two at minimum indoor units Total capacity of the indoor units can be among 5096 1509 of that of the outdoor unit 1 The outdoor unit with capacity level 36 can drive up to four sets of indoor units while the outdoor unit 42 can drive up to five 2 The sum of the capacity codes of the indoor units should be among 50 150 of that of the outdoor unit c Allowable Length and Height Fall of the Refrigerant Pipe Allowable Length Refrigerant Pipe Total Length m 70 EN bebat Eels LoT Dimension of the Refrigerant Pipe of the Indoor Unit unit mm Capacity Level of the Indoor Unit Liquid Pipe 09 12 9 52 6 35 21 24 015 9 09 52 d Piping between the Indoor and Outdoor Units 1 Refer to Fig 6 for the moments of torque for tightening screws 2 Let the flare end of the copper pipe point at the screw and then tighten the screw by hand 3 After that tighten the screw by the torque wrench unit it clatters INSTALLATION 50 Free Match Service Manual Pipe Flare Nut Pipe Ordinary am Torque Wrench 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 EN E EENN NNN NCUATION a During the connection of the indoor unit and the refrigerant pipe never pull any joints of the indoor un
47. will change with the change of products Refer to those parameters listed on nameplate c Noise was tested in semi silenced room so the actual noise value will be a little higher for change of ambient PRODUCT 6 LJ Free Match Service Manual 4 2 Product data of indoor 4 2 Duct Type GFH 09 EA K3DNA 1 A T GFH 12 EA K3DNA1 A T GFH 18 EA K3DNA 1 A I Model Product Code CN210N0010 CN210N0020 CN210N0030 a Capacity Power supply V Ph Hz 220 240 1 50 220 240 1 50 220 240 1 50 0 075 Air flow volume Sound pressure level H L dB A Output M a UA kW m h 450 CFM 265 37 3 x 0 041 Fan motor R unning 0 406 current 3 8 9 52mm 3 8 9 52mm 1 2 012 7mm inch 1 4 6 35mm 1 4 06 35mm 1 4 06 35mm 700x615x200 700x615x200 900x615x200 893x743x305 893x743x305 1123x743x305 C m Gas inch Connecting pipe Liquid B Connection method External dia Drain pipe Thickness dimension dimension Net Weight kg 20 GP e m B S B B N N A N mm Loading quantity 40 GP 40 HQ Notes a The rated cooling capacity data is measured under the following work condition Indoor Temperature is 27 C DB 19 C WB Outdoor Temperature is 35 C DB The rated heating capacity data is measured under the following work condition Indoor Temperature is 20 C DB Outdoor Temperature is 7 C DB 6C WB b The data will change with the change
48. won t be covered by the snow and won t be affected by rubbish and oil fog Rubber or spring shock absorbers should be used during the installation of the outdoor unit to meet the noise and vibration requirements The installation dimensions should meet the requirement covered in this manual and the outdoor unit must be fixed securely The installation should be carried out by the professionally skilled personnel 3 4 Dimension Data The following figure 1s applicable to the Outdoor units of GWHD 36 NK3AO INSTALLATION 36 LL Free Match Service Manual 412 840 The following figure is applicable to the Outdoor units of GWHD 42 NK3AO 1087 LM iis ast BTE TL Vili Ai iil ui EERS LH 1103 440 _ NN NN ST E m z gt m NNNM EINER i mis mmm e e e a a e e 3 5 Installation Clearance Data Installation Space Requirements of the Outdoor Unit GWHD 36 NK3AO GWHD 42 NK3AO 2500 Y 9999999999999 99999999999999339999999999 93 99 9 99999999 9 3 9 eee ee ee ee eee eee eee ee ee eee eee eee ee ee eee ee eee ee ee ee ee eee eee ee ee eee ee ee ee
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