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D Series Modular Air-cooled Scroll Chillers

Service Manual

(3). LSQWRF130M/NaD-M

The diagram is only for reference and the circuit diagram attached on the unit prevails

ТОО "Everest climate" г. Алматы, Варламова 1а, тел. +7 727 230 00 10, e-mail: [email protected], сайт: www.aircon.kz

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Содержание LSQWRF130M/NaD-M

Страница 1: ...T1 R410A 50Hz GC201307 I D SERIES MODULARAIR COOLED SCROLL CHILLERS SERVICE MANUAL Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 2: ...2 INSTALLATION LOCATION 17 3 CAUTION FOR INSTALLATION 17 4 DIMENSION DATA 17 5 MACHINE FOOTPRINT 19 6 TYPICAL WATER PIPING DIAGRAM 20 7 FREEZE PROTECTION 21 8 ELECTRIC WIRING WORK 21 MAINTENANCE 28 1...

Страница 3: ...1 D Series Modular Air cooled Scroll Chillers Service Manual PRODUCT QSPEVDU Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 4: ...30 145 41 23 170 48 34 Note 1Ton 12000Btu h 3 517kW 2 NOMENCLATURE LS QW R F 130 M Na D M 1 2 3 4 5 6 7 8 9 NO Items Options 1 Product type LS chillers 2 Compressor type QW hermetic scroll compressors...

Страница 5: ...SURWHFWLRQ It is equipped with the top end microcomputer control system which is capable of providing well rounded protection and self diagnosis such as high low pressure protection freeze protection...

Страница 6: ...HU Type U SDQVLRQ YDSRUDWRU DWHU RZ volume m3 h 10 3 12 2 20 6 24 9 GPM 45 0 54 0 91 0 110 0 Pressure Drop kPa 15 20 30 35 ft WG 4 92 6 56 9 84 11 48 0D ZRUNLQJ Pressure MPa 1 water in outlet SLSH DQJ...

Страница 7: ...59 2 5 6 37 43 15 45 59 113 Heating 40 50 104 122 2 5 6 37 43 15 24 5 75 Note when the unit is going to operate beyond the working conditions please contact Gree for consultation 4 4 Electric Data Mod...

Страница 8: ...cond refrigerant and then is drawn into the compressor again The second refrigerant is then transferred to where air cooling is required 5HYHUVH 5HIULJHUDWLRQ FOH During the reverse refrigeration cycl...

Страница 9: ...7 D Series Modular Air cooled Scroll Chillers Service Manual CONTROL DPOUSPM Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 10: ...Series Modular Air cooled Scroll Chillers Service Manual DPOUSPM CONTROL 1 OPERATION FLOWCHART 1 1 Cooling Operation Energize the unit Everest climate 1 7 727 230 00 10 e mail info aircon kz www airco...

Страница 11: ...9 D Series Modular Air cooled Scroll Chillers Service Manual DPOUSPM 1 2 Heating Operation Energize the unit Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 12: ...J DQG WKH HOHFWURQLF H SDQVLRQ YDOYH LQLWLDOL HV RZHYHU WKH ZD YDOYH NHHSV LWV VWDWH unchanged and the water pump keeps running 2 2 Heating Control 2 2 1 Control on the Compressor It is the same as th...

Страница 13: ...point and is shut down water pumps of all modules keep running when one module is shut down manually or timely its water pump keeps running and will stop only after all modules are shut down when one...

Страница 14: ...n the Homepage 1 Press Buttons NO Name Function description 1 Power indicator red the indicator is on when the Wired Controller is powered on or otherwise it is off 2 Run indicator green the indicator...

Страница 15: ...t indicates the unit name 3 Running mode It indicates the running mode cooling heating or manual defrosting 4 On Off mode It indicate the on off mode manual or timing 5 Running status It indicates the...

Страница 16: ...14 D Series Modular Air cooled Scroll Chillers Service Manual DPOUSPM 3 1 2 Menu Structure of Controller Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 17: ...les with module No displayed in turn on the panel as Module 1 Module 2 Module 16 Toggle switches 1 2 3 and 4 are binary code with 1 for the lowest bit and 4 for the highest bit Comparison drawings are...

Страница 18: ...16 D Series Modular Air cooled Scroll Chillers Service Manual INSTALLATION Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 19: ...all be performed by the skilled serviceman with enough knowledge of refrigeration and air conditioning Please read this manual carefully before instillation The unit shall be installed outdoor where t...

Страница 20: ...Graph for the shape and size for LSQWRF130M NaD M Unit mm 3 Graph for the shape and size for LSQWRF160M NaD M Unit mm 403 2160 1676 2226 2026 Ground bolt 4 M12 1650 1617 Ground bolt 4 M12 339 Everest...

Страница 21: ...left between any two modules for unobstructed air intake and equipment service Additionally a minimum of 2m should be kept between the chiller and any barrier If allowable it would be better to set u...

Страница 22: ...20 D Series Modular Air cooled Scroll Chillers Service Manual 6 TYPICAL WATER PIPING DIAGRAM Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 23: ...fore the power supply is cut off Q GDPDJH FDXVHG E WKH LPSURSHU H WHUQDO ZLULQJ VKDOO EH DW WKH LQVWDOOHU V H SHQVH WARNING only copper conductor is allowed 1 3RZHU RUG 5RXWLQJ LQWR WKH OHFWULF R 7KH...

Страница 24: ...22 D Series Modular Air cooled Scroll Chillers Service Manual 8 2 Wiring between Chiller Modules Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 25: ...ermined based on the PD LPXP SRZHU PD LPXP DPSV RI WKH XQLW c 7KH VSHFL FDWLRQV RI WKH SRZHU FDEOH OLVWHG LQ WKH WDEOH DERYH DUH DSSOLHG WR WKH FRQGXLW JXDUGHG PXOWL ZLUH copper cable like JYV copper...

Страница 26: ...Air cooled Scroll Chillers Service Manual 2 LSQWRF80M NaD M The diagram is only for reference and the circuit diagram attached on the unit prevails Everest climate 1 7 727 230 00 10 e mail info airco...

Страница 27: ...Air cooled Scroll Chillers Service Manual 3 LSQWRF130M NaD M The diagram is only for reference and the circuit diagram attached on the unit prevails Everest climate 1 7 727 230 00 10 e mail info airc...

Страница 28: ...26 D Series Modular Air cooled Scroll Chillers Service Manual 4 LSQWRF160M NaD M Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 29: ...27 D Series Modular Air cooled Scroll Chillers Service Manual MAINTENANCE Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 30: ...I QH W WLPH Temperature sensor protection Temperature sensor When an entering water temperature sensor fails the compressor of the corresponding module will be shut down immediately while the fan will...

Страница 31: ...29 D Series Modular Air cooled Scroll Chillers Service Manual 2 FLOW CHART OF TROUBLESHOOTING 1 High pressure protection Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 32: ...30 D Series Modular Air cooled Scroll Chillers Service Manual 2 Low pressure protection Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 33: ...31 D Series Modular Air cooled Scroll Chillers Service Manual 3 High discharge protection Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 34: ...32 D Series Modular Air cooled Scroll Chillers Service Manual 4 Compressor over load protection 5 Phase protection Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 35: ...33 D Series Modular Air cooled Scroll Chillers Service Manual 6 DWHU RZ VZLWFK SURWHFWLRQ 7 Temperature sensor error Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 36: ...UDQW RZ WR realize either cooling or heating Shell and tube heat H FKDQJHU In the cooling mode it is used to absorb heat and evaporate the liquid refrigerant In the heating mode it is used to release...

Страница 37: ...e the panel Collect the screws in case of loss Place the panel in the right place to avoid inadvertent damage 2 Remove the power cord and drain pipe Remove the drain pipe Open the cover and remove the...

Страница 38: ...sure nitrogen for leakage test Energize the unit and manually close the AC contactor of the compressor to let the compressor run for 2 3 seconds When the compressor runs reversely sharp sound will gen...

Страница 39: ...analysis Unbraze the 4 way valve 2 Clean the system replace the 4 way valve and reconnect the pipeline as before Remove the 4 way valve and clean the system Replace the 4 way valve with the same model...

Страница 40: ...tructions 1 Remove the panel as shown in the ULJKW JXUH panels Remove the panel as shown in the left JXUH ZLWK D VFUHZGULYHU 2 Disconnect the connection pipe of the accumulator accumulator Unbrazer th...

Страница 41: ...ator Remove the accumulator 6 Purge the system by charging nitrogen Connect the accumulator with the nitrogen tank Connect the pipeline of the accumulator with the nitrogen tank and adhesive tape can...

Страница 42: ...container 8 Add oil if necessary Charge oil here Charge oil to the accumulator prior to brazing 9 Reconnect the connection pipe of the accumulator and vacuum the system and then charge refrigerant ag...

Страница 43: ...QW RI WKH blind plug 2 Loosen the pipeline connectors and remove the panel outside of the heat H FKDQJHU Blind plug Remove the pipeline Remove the metal sheets located underside with a screwdriver Loo...

Страница 44: ...heat H FKDQJHU and connect the pipeline and then vacuum the system and lastly charge refrigerant 5HSODF WKH KHDW H FKDQJHU ZLWK WKH VDPH model Wrap the cooper pipe with wet cloth and braze the pipeli...

Страница 45: ...aphic Representation nstructions 1 Remove the panel as shown in the ULJKW JXUH Remove the panel as shown in the left JXUH 2 Remove the guard cover Remove the guard cover with a wrench 3 Remove the fan...

Страница 46: ...Remove the motor Remove the motor with a wrench 5 Remove the frame Frame Remove the frame 6 Reinstall the fan assembly Reinstallation sequence 1 frame 2 motor 3 fan blades 4 guard cover 5 panel Everes...

Страница 47: ...r cord of the fan motor and then remove the metal sheets outside the condenser Note remember the wiring sequence of the fan motor 2 Unbraze the inlet outlet pipeline of the heat H FKDQJHU Do not damag...

Страница 48: ...the fan motor OHFWRUQLF SDQVLRQ 9DOYH 1RWH FKHFN WKH UHIULJHUDWLRQ V VWHP DQG EH VXUH WKH HOHFWURQLF H SDQVLRQ YDOYH VKDOO EH UHSODFHG DQG WKHQ FXW RII WKH SRZHU VXSSO DQG recover the refrigerant Ste...

Страница 49: ...rrounding item from being burnt down owing to high temperature during brazing 4 Remove the electronic H SDQVLRQ valve 5HPRYH WKH HOHFWURQLF H SDQVLRQ YDOYH 5 Place a new electronic H SDQVLRQ valve Bra...

Страница 50: ...V D DOWHUQDWLYH 5HIULJHUDQW charge can be checked by measuring the suction and discharge pressure Leakage test should be performed wherever leakage occurs or some components of the refrigeration syste...

Страница 51: ...ine 6WHS SHO WKH DLU LQVLGH WKH SLSHOLQH LUVWO KDOI RSHQ WKH VKXWRII YDOYH RI WKH UHIULJHUDQW WDQN DQG WKHQ ORRVHQ WKH FRQQHFWRU FRQQHFWLQJ WKH SUHVVXUH JDJH WR H SHO WKH DLU XQWLO WKH FRQQHFWRU KLVVH...

Страница 52: ...50 D Series Modular Air cooled Scroll Chillers Service Manual 5 EXPLODED VIEWS AND PART LIST 1 Model LSQWRF65M NaD M Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 53: ...rical Heater 76515211 18 Pressure Protect Switch 4602001569 19 Pressure Protect Switch 4602001579 20 Compressor 00201100002 21 Pressure Protect Switch 4602001582 22 Compressor Gasket 02118049 23 OHFWU...

Страница 54: ...52 D Series Modular Air cooled Scroll Chillers Service Manual 2 Model LSQWRF80M NaD M Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 55: ...r 07421111 17 Compressor Gasket 02118049 18 Electrical Heater 76515211 19 Pressure Protect Switch 4602001583 20 Pressure Protect Switch 4602001581 21 Pressure Protect Switch 4602001569 22 Strainer 072...

Страница 56: ...54 D Series Modular Air cooled Scroll Chillers Service Manual 3 Model LSQWRF130M NaD M Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 57: ...0002 20 Gas liquid Separator 07424148 21 Compressor Gasket 02118049 22 Pressure Protect Switch 4602001582 23 Pressure Protect Switch 4602001579 24 Electrical Heater 76515211 25 pipe connector 06128301...

Страница 58: ...56 D Series Modular Air cooled Scroll Chillers Service Manual 4 Model LSQWRF160M NaD M Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

Страница 59: ...lectrical Heater 76515211 23 Pressure Protect Switch 4602001581 24 Compressor 00201100004 25 Compressor Gasket 02118049 26 Chassis Sub assy 01191100011P 27 pipe connector 06128301 28 Pressure Protect...

Страница 60: ...JF00301781 Everest climate 1 7 727 230 00 10 e mail info aircon kz www aircon kz...

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