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3-3. PIPE CONNECTION

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Indoor unit connection

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Outdoor unit connection

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detailed in Indoor unit connection.

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4-1. PURGING PROCEDURES AND LEAK TEST

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2) Connect gauge manifold to ports of stop valves.

4-4. EXPLANATION TO THE USER

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4-2. TEST RUN

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inspect the indoor/outdoor unit connecting wire (A) for mis-

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Checking the remote (infrared) signal reception

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not operate for 3 minutes to protect the air conditioner.

4-3. AUTO RESTART FUNCTION

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for details.) 

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eration switch

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Caution:

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To the user

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3-4. INSULATION AND TAPING

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 WARNING

When installing the unit, securely connect the refrigerant pipes before starting 

the compressor.

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Vacuum pump (or the vacuum 

pump with the function to 

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Compound pressure gauge 

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Handle 

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Handle High

Adapter for 

preventing the 

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Charge hose 

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*Close

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Hexagonal wrench

Precautions when using the control valve When attaching the control valve 

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deform or loosen if excess pressure 

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Charge hose 

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then tighten part A. Do not tighten 

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core is in open position.

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*4 to 5 turns

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Pressure gauge

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4.  PURGING PROCEDURES, LEAK TEST, AND TEST RUN

Summary of Contents for MITSUBISHI ELECTRIC NTXWMT09A111A Series

Page 1: ... D UH RU DQ HOHFWULF VKRFN When installing relocating or servicing the unit make sure that no substance other than the speci ed refrigerant R410A enters the refrigerant circuit Q SUHVHQFH RI IRUHLJQ VXEVWDQFH VXFK DV DLU FDQ FDXVH DEQRUPDO SUHVVXUH ULVH DQG PD UHVXOW LQ H SORVLRQ RU LQMXU 7KH XVH RI DQ UHIULJHUDQW RWKHU WKDQ WKDW VSHFL HG IRU WKH V VWHP ZLOO FDXVH PHFKDQLFDO IDLOXUH V VWHP PDOIXQF...

Page 2: ...IURP ÀXRUHVFHQW DQG LQFDQGHVFHQW OLJKWV Q RUGHU WR PDNH WKH LQIUDUHG UHPRWH FRQWURO RSHUDWH WKH DLU FRQGLWLRQHU QRUPDOO 7KH KHDW IURP WKH OLJKWV PD FDXVH GHIRUPDWLRQ RU WKH XOWUDYLROHW PD FDXVH GHWHULRUDWLRQ KHUH WKH DLU OWHU FDQ EH UHPRYHG DQG UHSODFHG HDVLO KHUH LW LV DZD IURP WKH RWKHU KHDW RU VWHDP VRXUFH Note Install the indoor unit high on the wall where air can GLVWULEXWH RYHU WKH HQWLUH UR...

Page 3: ...RI WLQ SODWH RU PHWDO QHWWLQJ XVH FKHPLFDOO WUHDWHG ZRRGHQ SLHFH LQ PP RU WKLFNHU EHWZHHQ WKH ZDOO DQG WKH SLSLQJ RU ZUDS LQVXODWLRQ YLQ O WDSH to 8 turns around the piping 7R XVH H LVWLQJ SLSLQJ SHUIRUP 22 RSHUDWLRQ IRU PLQXWHV DQG SXPS GRZQ EHIRUH UHPRYLQJ WKH ROG DLU FRQGLWLRQHU 5HPDNH ÀDUH DFFRUGLQJ WR WKH GLPHQVLRQ for new refrigerant Note 1 Place indoor outdoor unit connecting wire A DQG SRZ...

Page 4: ...s the end of indoor outdoor unit connecting wire A Fig 3 Attach it to the terminal EORFN H FDUHIXO QRW WR PDNH PLV ZLULQJ WWDFK WKH ZLUH WR WKH WHUPLQDO EORFN VHFXUHO VR WKDW LWV FRUH FDQQRW EH VHHQ DQG QR H WHUQDO IRUFH DIIHFWV WKH FRQQHFWLQJ VHFWLRQ RI WKH WHUPLQDO EORFN LUPO WLJKWHQ WKH WHUPLQDO VFUHZV IWHU WLJKWHQLQJ YHULI WKDW WKH ZLUHV DUH WLJKWO IDVWHQHG 5HLQVWDOO FRQGXLW SODWH FRQGXLW FRYH...

Page 5: ...WKH VHFWLRQ WR ZKLFK WKH GUDLQ KRVH LV WR EH DWWDFKHG DW WKH UHDU of the indoor unit Fig 3 QVHUW D VFUHZGULYHU LQWR WKH KROH RQ WKH FDS DQG LQVHUW WKH FDS IXOO LQWR WKH GUDLQ pan QVHUW WKH GUDLQ KRVH IXOO LQWR WKH GUDLQ SDQ DW WKH EDFN ULJKW RI WKH LQGRRU XQLW LJ KHFN LI WKH KRVH LV KRRNHG VHFXUHO WR WKH SURMHFWLRQ RI LWV LQVHUWLQJ SDUW DW WKH drain pan QVHUW WKH GUDLQ KRVH LQWR ZDOO KROH VOHHYH D...

Page 6: ...KH GLPHQVLRQ VKRZQ LQ WKH WDEOH 6HOHFW LQFK PP IURP WKH WDEOH DFFRUGLQJ WR WKH WRRO RX XVH KHFN RPSDUH WKH ÀDUHG ZRUN ZLWK LJ I ÀDUH LV GHIHFWLYH FXW RII WKH VHFWLRQ DQG UHSHDW SURFHGXUH 0DNH JURXQG ZLUH D OLWWOH ORQJHU WKDQ RWK HUV 0RUH WKDQ LQ PP RU IXWXUH VHUYLFLQJ OHDYH VRPH VODFN LQ the connecting wires H VXUH WR DWWDFK HDFK VFUHZ WR LWV FRUUH spondent terminal when securing the cord DQG RU W...

Page 7: ...H XSSHU ODPS RI WKH RSHUDWLRQ LQGLFDWRU EOLQNV HYHU VHFRQGV inspect the indoor outdoor unit connecting wire A for mis ZLULQJ IWHU WKH WHVW UXQ HPHUJHQF PRGH VHW WHPSHUDWXUH ZLOO VWDUW 7R VWRS RSHUDWLRQ SUHVV WKH 2 6 VHYHUDO WLPHV XQWLO DOO ODPSV WXUQ RII 5HIHU WR RSHUDWLQJ LQVWUXFWLRQV IRU GHWDLOV Checking the remote infrared signal reception 3UHVV WKH 2 21 EXWWRQ RQ WKH UHPRWH FRQWUROOHU DQG OLVW...

Page 8: ...XUH JDXJH VKRZV WR SVL DXJH WR 0SD 6WRS WKH HPHUJHQF 22 RSHUDWLRQ 7R VWRS RSHUDWLRQ SUHVV WKH 2 6 VHYHUDO WLPHV XQWLO DOO ODPSV WXUQ RII 5HIHU WR RSHUDWLQJ LQVWUXFWLRQV IRU GHWDLOV 5 1 REMOVING AND INSTALLING THE PANEL ASSEMBLY Removal procedure 5HPRYH WKH WZR VFUHZV WKDW DWWDFK WKH SDQHO DVVHPEO 5HPRYH WKH SDQHO DVVHPEO H VXUH WR UHPRYH LWV ERWWRP HQG UVW Installation procedure QVWDOO WKH SDQHO D...

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