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Mitsubishi Electric MSZ-EF18VE3W Installation Manual

Mitsubishi Electric MSZ-EF18VE3W Installation Manual

Indoor/outdoor unit r410a
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SPLIT-TYPE AIR CONDITIONERS

INSTALLATION MANUAL

1. BEFORE INSTALLATION

MEANINGS OF SYMBOLS DISPLAYED ON INDOOR UNIT AND/OR OUTDOOR UNIT
WARNING
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1-1. THE FOLLOWING SHOULD ALWAYS BE OBSERVED FOR SAFETY
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■ Do not install the unit by yourself (user).
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■ Perform the installation securely referring to the
installation manual.
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■ When installing the unit, use appropriate protective
equipment and tools for safety.
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■ Install the unit securely in a place which can bear
the weight of the unit.
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experienced electrician, according to the installation
manual. Be sure to use an exclusive circuit. Do not
connect other electrical appliances to the circuit.
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■ Earth the unit correctly.
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■ Do not damage the wires by applying excessive
pressure with parts or screws.
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■ Be sure to cut off the main power in case of setting
up the indoor P.C. board or wiring works.
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the terminal block connecting sections so the stress
of the wires is not applied to the sections. Do not
extend the wires, or use intermediate connection.
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gas may leak.
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■ Do not use intermediate connection of the power
cord or the extension cord and do not connect many
devices to one AC outlet.
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■ Install an earth leakage breaker depending on the
installation place.
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■ Perform the drainage/piping work securely ac-
cording to the installation manual.
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REFRIGERANT
R32/R410A
Model names are indicated in 1-3.
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for the installation work.
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■ When plugging the power supply plug into the
outlet, make sure that there is no dust, clogging,
or loose parts in both the outlet and the plug. Make
sure that the power supply plug is pushed com-
pletely into the outlet.
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■ Attach the electrical cover to the indoor unit and the
service panel to the outdoor unit securely.
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■ When installing, relocating, or servicing the unit,
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circuit.
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■ Do not discharge the refrigerant into the atmos-
phere. If refrigerant leaks during installation, ven-
tilate the room. Check that the refrigerant does not
leak after installation has been completed.
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■ Use appropriate tools and piping materials for instal-
lation.
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the outdoor unit.
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■ Do not install the outdoor unit where small animals
may live.
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WARNING
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■ When pumping down the refrigerant, stop the com-
■ When installing the unit, securely connect the re-
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■ The unit shall be installed in accordance with na-
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■ Do not use means to accelerate the defrosting pro-
■ The appliance shall be stored in a room without
■ Do not pierce or burn.
■ Be aware that refrigerants may not contain an odour.
■ Pipe-work shall be protected from physical damage.
■ The installation of pipe-work shall be kept to a
■ Compliance with national gas regulations shall be
■ Keep any required ventilation openings clear of
CAUTION
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■ Do not operate the air conditioner during interior
Required Tools for Installation
 PP KH[DJRQDO ZUHQFK
)ODUH WRRO IRU 5 5$
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pressor before disconnecting the refrigerant pipes.
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frigerant pipes before starting the compressor.
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in this manual.
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tional wiring regulations.
equipment, completely remove all of the refrigerant
from the air conditioner and ensure that the area is
well-ventilated.
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cess or to clean, other than those recommended by
the manufacturer.
continuously operating ignition sources (for exam-
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operating electric heater).
minimum.
observed.
obstruction.
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Summary of Contents for Mitsubishi Electric MSZ-EF18VE3W

  • Page 1: Installation Manual

    Required Tools for Installation 9*$+ 3KLOOLSV VFUHZGULYHU  PP KH[DJRQDO ZUHQFK REFRIGERANT /HYHO )ODUH WRRO IRU 5 5$ R32/R410A 6FDOH *DXJH PDQLIROG IRU 5 5$ Model names are indicated in 1-3. 8WLOLW\ NQLIH RU VFLVVRUV 9DFXXP SXPS IRU 5 5$ :KHQ LQVWDOOLQJ PXOWL XQLWV UHIHU WR WKH  PP KROH VDZ &KDUJH KRVH IRU 5 5$...
  • Page 2: Selecting The Installation Location

    1-2. SELECTING THE INSTALLATION LOCATION INDOOR UNIT OUTDOOR UNIT ‡ :KHUH LW LV QRW H[SRVHG WR VWURQJ ZLQG ,I WKH RXWGRRU XQLW LV H[SRVHG WR D ZLQG GXULQJ WARNING GHIURVWLQJ WKH GHIURVWLQJ WLPH ZLOO EH ORQJHU ‡ :KHUH DLUÀRZ LV JRRG DQG GXVWOHVV When the indoor unit is connected to the outdoor unit of R32 refrigerant, ‡...
  • Page 3  ,167$//$7,21 ',$*5$0 ACCESSORIES PARTS TO BE PROVIDED AT YOUR SITE &KHFN WKH IROORZLQJ SDUWV EHIRUH LQVWDOODWLRQ ,QGRRU XQLW!  ,QVWDOODWLRQ SODWH $ ,QGRRURXWGRRU XQLW FRQQHFWLQJ ZLUH  Note:  3ODFH LQGRRURXWGRRU XQLW FRQQHFWLQJ ZLUH $ DQG ,QVWDOODWLRQ SODWH ¿[LQJ VFUHZ % ([WHQVLRQ SLSH  î...
  • Page 4: Indoor Unit Installation

    2. INDOOR UNIT INSTALLATION CAUTION  3,3( )250,1* $1' '5$,1 3,3,1* )HOW WDSH  Pipe Forming 3URWHFWLYH ¿OP FRYHUV WKH IURQW SDQHO RI VRPH LQGRRU XQLWV :KHQ LQVWDOOLQJ 3LSLQJ WDSH * ‡ 3ODFH WKH GUDLQ KRVH EHORZ WKH UHIULJHUDQW SLSLQJ WKRVH LQGRRU XQLWV OHDYH WKH ¿OP RQ LW WR SUHYHQW VFUDWFKLQJ XQWLO LQVWDOODWLRQ /LTXLG SLSH ‡...
  • Page 5: Pipe Connection

    3. OUTDOOR UNIT INSTALLATION 3-1. CONNECTING WIRES FOR OUTDOOR UNIT $ PP 7LJKWHQLQJ WRUTXH  2SHQ WKH VHUYLFH SDQHO &OXWFK 3LSH GLDPHWHU &OXWFK :LQJ QXW  /RRVHQ WHUPLQDO VFUHZ DQG FRQQHFW LQGRRURXWGRRU XQLW FRQQHFWLQJ ZLUH $ IURP W\SH WRRO PP PP W\SH WRRO W\SH WRRO...
  • Page 6  385*,1* 352&('85(6 /($. 7(67 $1' 7(67 581  385*,1* 352&('85(6 $1' /($. 7(67  7(67 581  5HPRYH VHUYLFH SRUW FDS RI VWRS YDOYH RQ WKH VLGH RI WKH RXWGRRU XQLW JDV SLSH 7KH VWRS  ,QVHUW SRZHU VXSSO\ SOXJ LQWR WKH SRZHU RXWOHW DQGRU WXUQ RQ WKH YDOYHV DUH IXOO\ FORVHG DQG FRYHUHG LQ FDSV LQ LQLWLDO VWDWH EUHDNHU  &RQQHFW JDXJH PDQLIROG YDOYH DQG YDFXXP SXPS WR VHUYLFH SRUW RI VWRS YDOYH RQ WKH JDV...
  • Page 7: Relocation And Maintenance

    5. RELOCATION AND MAINTENANCE 5-1. REMOVING AND INSTALLING THE PANEL ASSEMBLY 5-3. PUMPING DOWN :KHQ UHORFDWLQJ RU GLVSRVLQJ RI WKH DLU FRQGLWLRQHU SXPS GRZQ WKH V\VWHP IROORZLQJ WKH SURFHGXUH EHORZ VR WKDW QR UHIULJHUDQW LV UHOHDVHG LQWR WKH DWPRVSKHUH Removal procedure  &RQQHFW WKH JDXJH PDQLIROG YDOYH WR WKH VHUYLFH SRUW RI WKH VWRS YDOYH RQ WKH JDV SLSH  8QORFN WKH XSSHU DQG ORZHU YDQHV DV VKRZQ VLGH RI WKH RXWGRRU XQLW...
  • Page 8 7KLV SURGXFW LV GHVLJQHG DQG LQWHQGHG IRU XVH LQ WKH UHVLGHQWLDO FRPPHUFLDO DQG OLJKWLQGXVWULDO HQYLURQPHQW +($' 2)),&( 72.<2 %8,/',1*  0$58128&+, &+,<2'$.8 72.<2  -$3$1...

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