HIdRos LZTi 08 Technical Manual Download Page 50

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Rev. C 08-2021

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MTEC.6110.GB-C-1 Operation and maintenance manual LZTi series English

LZTi

Heat pumps air/water DC inverter compressor with vapor injection (EVI)

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Compressor status

Circuit 1

Circuit 2

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Evaporating-condensing probe

Circuit

Circuit 1

1 36.2 bar N.C.

Circuit

Circuit 2

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Unloading status

Circuit 1

Circuit 1
unloading not ongoing

Circuit 2

QRWFRQ¿JXUHG

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High press. Low press.

Evaporator pump status

Evap. pump 1

Evap. pump 2

QRWFRQ¿JXUHG

&RQGHQVHUIDQ

Condenser fan

Cond.

Cond. fan 1

fan 1

Cond.

Cond. fan

fan 22

Summary of Contents for LZTi 08

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Page 9: ...i progetto Design temperature Peso a vuoto Weight Temperatura di progetto Design temperature CO2 Equivalente CO2 Equivalente Data di fabbricazione Manifacture date PS 2 ba A P SSURE SIDE nza ency ONE Hz C CO2 Equ Equiva 20 88 ton valente ente 9LD 0DWWHL 3LRYH GL 6DFFR 3 WDO 39 049 9731022 LQIR KLGURV LW ZZZ KLGURV HX MTEC 6110 GB C 1 Operation and maintenance manual LZTi series English LZTiHeat pu...

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Page 21: ...ctor CCCP Cooling capacity correction factor IPCF Input power correction factor 3 8 1 Operation with glycol 3 8 Correction tables RUUHFWLRQ WDEOHV GLIIHUHQW W 3 8 3 Correction tables different Fouling factors CCF Capacity correction factor IPCF Input power correction factor DWHU ÁRZ FRUUHFWLRQ IDFWRU 3 3UHVVXUH GURSV FRUUHFWLRQ IDFWRU 7KH ZDWHU ÀRZ UDWH DQG SUHVVXUH GURS FRUUHFWLRQ IDFWRUV DUH WR ...

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Page 30: ...RU FRUUHFW GLVSRVDO 4 16 Minimum water content hydraulic circuit 4 17 Filling the hydraulic circuit 4 18 Emptying the installation HIRUH OOLQJ FKHFN WKDW WKH LQVWDOODWLRQ GUDLQ YDOYH LV FORVHG 2SHQ DOO SLSHZRUN KHDW SXPS DQG WHUPLQDO XQLW DLU YHQWV 2SHQ WKH VKXW RII YDOYHV HJLQ OOLQJ VORZO RSHQLQJ WKH ZDWHU YDOYH LQ WKH OOLQJ JURXS RXWVLGH WKH XQLW KHQ ZDWHU EHJLQV WR OHDN RXW RI WKH WHUPLQDO DLU ...

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Page 39: ... 120 100 80 60 40 0 20 120 100 80 60 40 0 20 MTEC 6110 GB C 1 Operation and maintenance manual LZTi series English LZTiHeat pumps air water DC inverter compressor with vapor injection EVI Correct positioning of the BTS sensor Incorrect positioning of the BTS sensor 4 24 Positioning of the domestic hot water circuit sensor BTS 4 25 Refrigerant circuit layout 4 25 1 2 Pipes versions Incorrect positi...

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Page 43: ...Icon Meaning Indica che almeno uno dei compressori è in funzione Indicates that the electric heaters are active Water pump Economy or ON OFF by timetable Indicates that the fans are working Free cooling is active not available Indicates that an alarm is active Domestic hot water Economy function Flashing defrosting start countdown Fixed defrosting active Unloading function not available OORZV WR U...

Page 44: ... WKH XQLW LV WXUQHG RQ WKH GLVSOD ZLOO EH DV IROORZV Stand by Stand by Evaporator inlet temperature Evaporator outlet temperature External air temp FC San water temperature 5 3 Remote keyboard 5 3 1 Remote keyboard connection VGI890 6SHFLDO FDUH PXVW EH WDNHQ ZKHQ FRQQHFWLQJ WKH NH ERDUG WR WKH FKLOO WR DYRLG LUUHSDUDEOH GDPDJH WR WKH FRQWUROOHU RU DQG NH ERDUG Q FDVH RI SRZHU VXSSO IDLOXUH ZLUH E...

Page 45: ... 7KH GLVSOD VKRZV WKH XVHU ZDWHU LQOHW WHPSHUDWXUH DQG RPHVWLF KRW ZDWHU LQOHW WHPSHUDWXUH Domestic hot water mode W WKH UVW VWDUW XS WKH XQLW PLFURSURFHVVRU FRQWURO FKHFNV WKH GRPHVWLF KRW ZDWHU LQOHW WHPSHUDWXUH PHDVXUHG E WKH VHQVRU 76 WKLV KDV SULRULW RYHU WKH RWKHU SDUDPHWHUV DQG LI WKH PHDVXUHG WHPSHUDWXUH LV ORZHU WKDQ WKH GRPHVWLF KRW ZDWHU VHW SRLQW LW ZLOO DFWLYDWH WKH GRPHVWLF KRW ZDWHU...

Page 46: ...J WKH XQLW ZRUNLQJ LQ HEATING MODE 22 1 02 Unit ON Heating Unit ON Heating Evaporator inlet temperature Evaporator outlet temperature External air temp FC San water temperature Unit ON Cooling Unit ON Cooling Evaporator inlet temperature Evaporator outlet temperature External air temp FC San water temperature 6 1 3 Switch the unit on from from digital input I WKH XQLW LV VZLWFK RII E UHPRWH GLJLWD...

Page 47: ...HW SRLQW IURP WKH PDLQ VFUHHQ SUHVV SET 7R PRGLI WKH YDOXHV PRYH WKH FXUVRU ZLWK press SET WR VHOHFW WKH YDOXH VWDUWV EOLQNLQJ FKDQJH WKH GDWD SUHVVLQJ DQG 2QFH WKH UHTXLUHG YDOXH LV UHDFKHG SUHVV DJDLQ SET WR FRQ UP 7KH FXUVRU ZLOO DXWRPDWLFDOO SRVLWLRQ LWVHOI RQ WKH QH W YDOXH WR PRGLI LW UHSHDW WKH RSHUDWLRQ MXVW GHVFULEHG Q WKLV VFUHHQ LW LV DOVR SRVVLEOH WR YHULI EXW QRW PRGLI ZKHWKHU WKH HQH...

Page 48: ...BES SUHVVLQJ WKH NH DOO UHOHYDQW YDOXHV RI WKH FLUFXLW ZLOO EH GLVSOD HG Press EXIT WR JR EDFN WR WKH PDLQ PHQX Stand by Stand by Evaporator inlet temperature Evaporator outlet temperature External air temp FC San water temperature Probes visualization Probes visualization San water temperature San water secur temper External air temperature Probes visualization Probes visualization Evaporator inl...

Page 49: ...SSHDUV WR WKH ULJKW RI WKH FRPSUHVVRU VKRZLQJ WKH level of step control Q FDVH RI XVH RI 2Q 2II FRPSUHVVRUV 6FUROO QR LFRQ DSSHDU WR WKH ULJKW RI WKH FRPSUHVVRU Unit ON Heating Unit ON Heating Evaporator inlet temperature Evaporator outlet temperature External air temp FC San water temperature Circuits status Circuits status Compressors status Unloading status Evaporating condensing probe Evaporat...

Page 50: ...pressor status Compressor status Circuit 1 Circuit 1 Circuit 2 Circuit 2 QRW FRQ JXUHG Evaporating condensing probe Evaporating condensing probe Circuit Circuit 1 1 36 2 bar N C Circuit Circuit 2 2 QRW FRQ JXUHG Unloading status Unloading status Circuit 1 Circuit 1 unloading not ongoing Circuit 2 Circuit 2 QRW FRQ JXUHG 8QORDGLQJ VWDWXV YDSRUDWRU SXPS VWDWXV High press Low press High press Low pre...

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Page 56: ... SUHVV ENTER W LV SRVVLEOH WR GLVSOD WKH ZRUNLQJ KRXUV RI ZDWHU SXPSV 7KH IXQFWLRQ RESET LV RQO SRVVLEOH E VHUYLFH SHRSOH 7R HQWHU WKLV PHQX VHOHFW PRYLQJ EHWZHHQ WKH LFRQV ZLWK WKH NH V DQG DQG SUHVV ENTER W LV SRVVLEOH WR GLVSOD WKH VWDWXV RI WKH FLUFXLWV 7KH IXQFWLRQ ENB DIS LV RQO SRVVLEOH E VHUYLFH SHRSOH 6 7 3 Compressor maintenance 7R HQWHU WKLV PHQX VHOHFW PRYLQJ EHWZHHQ WKH LFRQV ZLWK WKH...

Page 57: ...2 Antifreeze circuit 1 in summer mode 7R HQWHU WKLV PHQX VHOHFW PRYLQJ EHWZHHQ WKH LFRQV ZLWK WKH NH V DQG DQG SUHVV ENTER 3UHVVLQJ DQG LW LV SRVVLEOH WR UHDG WKH ODVW DODUPV 7KH IXQFWLRQ RI UHVHW RI DOO DODUPV RST ALL LV RQO SRVVLEOH E VHUYLFH people 6 7 8 Defrost Defrost status Defrost status Circuit 1 Circuit 1 cycle not in progress cycle not in progress Time to start mm ss Circuit 2 Circuit 2 ...

Page 58: ...HDG WKH VWDWXV RI WKH HOHFWULFDO KHDWHUV 6 7 10 I O Status Input Output I O Status I O Status Analog input Analog output Digital input Digital output 7R HQWHU WKLV PHQX VHOHFW PRYLQJ EHWZHHQ WKH LFRQV ZLWK WKH NH V DQG DQG SUHVV ENTER W LV SRVVLEOH WR GLVSOD SUREHV VWDWXV DQDORJ LQSXW DQG RXWSXW GLJLWDO LQSXW DQG RXWSXW Defrost circ 1 Defrost circ 1 cycle not in progress Condenser 1 probe Condense...

Page 59: ...rge temperature Discharge temperature Liquid injection valve Liquid injection valve Min load start up valve Min load start up valve Circuit 1 Circuit 2 Set Set Lഔ Lഔ 7R HQWHU WKLV PHQX VHOHFW PRYLQJ EHWZHHQ WKH LFRQV ZLWK WKH NH V DQG DQG SUHVV ENTER Q WKH PDLQ VFUHHQ LW LV SRVVLEOH WR GLVSOD WKH GLVFKDUJH WHPSHUDWXUH DQG WKH OLTXLG LQMHFWLRQ VHW SRLQW 3UHVV DQG NH V WR VHOHFW WKH UHTXLUHG FLUFXLW...

Page 60: ...le disabled Sanitary water temp Antilegionella set point Upload download Upload download Download enabled only in stand by Upload from device to HotKey Control panel Control panel Contrast backlight Languge selection System information 7R HQWHU WKLV PHQX VHOHFW PRYLQJ EHWZHHQ WKH LFRQV ZLWK WKH NH V DQG DQG SUHVV ENTER W LV SRVVLEOH WR UHDG LQIRUPDWLRQV RI WKH VDQLWDU ZDWHU UHJXODWLRQ Press SET NH...

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Page 68: ...r DC inverter compressor with vapor injection EVI 10 DIMENSIONAL DRAWINGS Dimensional drawings LZTi 08 10 5 029 3 1 75 3 1 INPUT POWER DRAIN 86 5 7 5 1 7 86 5 7 5 287 7 20 67 27 7 5 1 7 6 9 56 21 21 DOMESTIC HOT WATER 287 7 6 9 56 21 21 7 1 7 81 7 25 6 06 08 10M 10T 0 7 J J POS WEIGHT J POS WEIGHT J G1 35 G1 45 G2 35 G2 45 G3 24 G3 45 G4 24 G4 45 ...

Page 69: ... pumps air water DC inverter compressor with vapor injection EVI Dimensional drawings LZTi 15 20 5 029 3 1 75 3 1 INPUT POWER DRAIN 86 5 7 5 1 7 86 5 7 5 287 7 20 67 27 7 5 1 7 6 9 56 21 21 DOMESTIC HOT WATER 287 7 6 9 56 21 21 7 1 7 81 7 25 6 14M 14T 0 7 J J POS WEIGHT J POS WEIGHT J G1 38 G1 53 G2 38 G2 53 G3 29 G3 53 G4 29 G4 53 ...

Page 70: ...Rev C 08 2021 70 MTEC 6110 GB C 1 Operation and maintenance manual LZTi series English LZTiHeat pumps air water DC inverter compressor with vapor injection EVI ...

Page 71: ...Rev C 08 2021 71 MTEC 6110 GB C 1 Operation and maintenance manual LZTi series English LZTiHeat pumps air water DC inverter compressor with vapor injection EVI ...

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