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1. Safety precautions

 Warning:

Describes precautions that must be observed to pre-
vent danger of injury or death to the user.

 

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aution:

Describes precautions that must be observed to pre-
vent damage to the unit.

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 Warning:

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 Warning:

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   The unit must not be installed by the user. 

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dealer or an authorized technician to install the unit. 

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refrigerant are used and the unit is not installed cor-
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 the pipes may burst and cause damage or 

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Summary of Contents for PUHZ-SW160YKA

Page 1: ...Warning arefully read the labels af ed to the main unit Warning The unit must not be installed by the user sk a dealer or an authorized technician to install the unit f the unit is installed incorrectly Zater leakage electric shock or re may result or installation Zork folloZ the instructions in the nstallation 0anual and use tools and pipe compo nents speci cally made for use Zith 5 1 refrig eran...

Page 2: ...r haz ards The use of any refrigerant other than that speci ed for the system Zill cause mechanical failure or system malfunction or unit breakdoZn n the Zorst case this could lead to a serious impediment to se curing product safety Use only accessories authorized by 0itsubishi Electric and ask a dealer or an authorized techni cian to install them f accessories are incorrectly installed Zater leak...

Page 3: ...gerant lines oil deterioration or compressor breakdoZn may result Use ester oil ether oil alkylbenzene oil small amount as the refrigeration oil applied to the Àared sections f mineral oil is mi ed in the refrigeration oil oil deterioration may result Do not use refrigerant other than 5 1 refrigerant f another refrigerant is used the chlorine Zill cause the oil to deteriorate Use the folloZing too...

Page 4: ...FW WKH RLQW 3LSH DF FHVVRU WR WKH DOO 9DOYH ZKLFK ORFDWHV ZLWKLQ WKH XQLW E ÀDUH FRQQHFWLRQ 1HYHU FRQQHFW WKH RLQW 3LSH DFFHVVRU WR WKH DOO 9DOYH EHIRUH EUD LQJ 6RPH SDUWV PD EH EXUQW DQG LW PD FDXVH UHIULJHUDQW OHDNDJH Fig 2 1 2 1 5efrigerant pipe Fig 2 1 Ź heck that the difference betZeen the heights of the indoor and outdoor units the length of refrigerant pipe and the number of bends in the pi...

Page 5: ...Q R QRW LQVWDOO WKH RSWLRQDO DLU RXWOHW JXLGHV IRU XSZDUG DLUÀRZ 3 2EVWDFOHV DW IURQW RQO LJ KHQ XVLQJ DQ RSWLRQDO DLU RXWOHW JXLGH WKH FOHDUDQFH IRU 6 PRG HOV LV PP RU PRUH 4 2EVWDFOHV DW IURQW DQG UHDU RQO LJ KHQ XVLQJ DQ RSWLRQDO DLU RXWOHW JXLGH WKH FOHDUDQFH IRU 6 PRG HOV LV PP RU PRUH 5 6LQJOH SDUDOOHO XQLW DUUDQJHPHQW LJ KHQ XVLQJ DQ RSWLRQDO DLU RXWOHW JXLGH LQVWDOOHG IRU XSZDUG DLUÀRZ WKH...

Page 6: ...than that speci ed for the system Zill cause mechanical failure or sys tem malfunction or unit breakdoZn n the Zorst case this could lead to a serious impediment to securing product safety H VXUH WR LQVWDOO WKH XQLW LQ D VWXUG OHYHO VXUIDFH WR SUHYHQW UDWWOLQJ QRLVHV GXULQJ RSHUDWLRQ LJ RXQGDWLRQ VSHFL FDWLRQV RXQGDWLRQ EROW 0 7KLFNQHVV RI FRQFUHWH PP HQJWK RI EROW PP HLJKW EHDULQJ FDSDFLW NJ 0DNH...

Page 7: ...installing the unit securely connect the refriger ant pipes before starting the compressor 4 5efrigerant piping Fig 4 4 5HPRYH WKH VHUYLFH SDQHO D VFUHZV DQG WKH FRYHU SDQHO IURQW A VFUHZV DQG FRYHU SDQHO UHDU B VFUHZV 1 3HUIRUP UHIULJHUDQW SLSLQJ FRQQHFWLRQV IRU WKH LQGRRU RXWGRRU XQLW ZKHQ WKH RXW GRRU XQLW V VWRS YDOYH LV FRPSOHWHO FORVHG 2 9DFXXP SXUJH DLU IURP WKH LQGRRU XQLW DQG WKH FRQQHFWL...

Page 8: ... FDS EDFN WR LWV RULJLQDO SRVLWLRQ 5HIULJHUDQW SLSHV DUH SURWHFWLYHO ZUDSSHG 7KH SLSHV FDQ EH SURWHFWLYHO ZUDSSHG XS WR D GLDPHWHU RI EHIRUH RU DI WHU FRQQHFWLQJ WKH SLSHV XW RXW WKH NQRFNRXW LQ WKH SLSH FRYHU IROORZLQJ WKH JURRYH DQG ZUDS WKH SLSHV 3LSH LQOHW JDS 8VH SXWW RU VHDODQW WR VHDO WKH SLSH LQOHW DURXQG WKH SLSHV VR WKDW QR JDSV UHPDLQ I WKH JDSV DUH QRW FORVHG QRLVH PD EH HPLWWHG RU ZDW...

Page 9: ...H XQLWV RQQHFWLQJ WR DQ LQFRUUHFW LQGRRU XQLW FDQ OHDG WR DEQRUPDOO KLJK SUHVVXUH DQG KDYH D VHULRXV HIIHFW RQ RSHUDWLRQ SHUIRUPDQFH KHQ WKH WRWDO OHQJWK RI WKH SLSLQJ H FHHGV P FDOFXODWH WKH DPRXQW RI DGGLWLRQDO FKDUJH EDVHG RQ WKH IROORZLQJ UHTXLUHPHQWV 1RWH I WKH FDOFXODWLRQ SURGXFHV D QHJDWLYH QXPEHU L H D PLQXV FKDUJH RU LI FDOFXODWLRQ UHVXOWV LQ DQ DPRXQW WKDW LV OHVV WKDQ WKH GGLWLRQDO FKDU...

Page 10: ...JWK P î 3RODU DEOH OHQJWK P î 3RODU DEOH OHQJWK P î 3RODU QGRRU XQLW 2XWGRRU XQLW HDUWK 2 î 0LQ î 0LQ 5HPRWH FRQWUROOHU QGRRU XQLW î 1RQ SRODU î 1RQ SRODU LUFXLW UDWLQJ 2XWGRRU XQLW 1 VLQJOH 2XWGRRU XQLW 1 1 1 SKDVH 9 9 QGRRU XQLW 2XWGRRU XQLW 6 6 9 9 QGRRU XQLW 2XWGRRU XQLW 6 6 9 9 5HPRWH FRQWUROOHU QGRRU XQLW 9 9 EUHDNHU ZLWK DW OHDVW PP FRQWDFW VHSDUDWLRQ LQ HDFK SROHV VKDOO EH SURYLGHG 8VH HDU...

Page 11: ... an intermediate connection is necessary be sure to take measures to prevent Zater from entering the cables 4 nstall an earth longer than other cables Do not construct a system Zith a poZer supply that is turned ON and OFF freTuently 2XWGRRU 8QLW SROHV LVRODWRU 3RZHU supply VRODWRU QGRRU 8QLW QWHUIDFH XQLW ORZ WHPS FRQWUROOHU 1HYHU VSOLFH WKH SRZHU FDEOH RU WKH LQGRRU RXWGRRU FRQQHFWLRQ FDEOH RWKH...

Page 12: ...FROOHFWLQJ RSHUDWLRQ EHJLQV DQG RQ WKH FRQWURO ERDUG RI WKH RXWGRRU XQLW DUH OLW 2QO VHW WKH 6 3 VZLWFK SXVK EXWWRQ W SH WR 21 LI WKH XQLW LV VWRSSHG RZHYHU HYHQ LI WKH XQLW LV VWRSSHG DQG WKH 6 3 VZLWFK LV VHW WR 21 OHVV WKDQ PLQXWHV DIWHU WKH FRPSUHVVRU VWRSV WKH UHIULJHUDQW FROOHFWLQJ RSHUD WLRQ FDQQRW EH SHUIRUPHG DLW XQWLO FRPSUHVVRU KDV EHHQ VWRSSHG IRU PLQXWHV DQG WKHQ VHW WKH 6 3 VZLWFK WR...

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