Installation manual

ManualsBrandsMitsubishi Electric ManualsAir ConditionerMXZ-3A30NA

INSTALLATION MANUAL

FOR INSTALLER

CONTENTS

1. BEFORE INSTALLATION ..............................................................................2

2. OUTDOOR UNIT INSTALLATION .................................................................5

3. FLARING WORK AND PIPE CONNECTION.................................................7

4. PURGING PROCEDURES, LEAK TEST, AND TEST RUN...........................8

Split-type Air-Conditioner

MXZ-3A30NA

MXZ-4A36NA

English

• Refer to the installation manual of each indoor unit for indoor unit in-

stallation.

ATTENTION

This manual mentions how to install only the outdoor unit (MXZ-3A30NA, MXZ-

4A36NA). As for the way of installation for indoor unit, please refer to the installa-

tion manual being attached each indoor unit.

The installation manual details the suggested installation method.

Any structural alterations necessary for installation must comply with local build-

ing code requirements.

Español

Français

Summary of content (12 pages)

PAGE 1
Split-type Air-Conditioner MXZ-3A30NA MXZ-4A36NA INSTALLATION MANUAL English • Refer to the installation manual of each indoor unit for indoor unit installation. Français Español ATTENTION This manual mentions how to install only the outdoor unit (MXZ-3A30NA, MXZ4A36NA). As for the way of installation for indoor unit, please refer to the installation manual being attached each indoor unit. The installation manual details the suggested installation method.
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1. BEFORE INSTALLATION 1-1. THE FOLLOWING SHOULD ALWAYS BE OBSERVED FOR SAFETY • Be sure to read “THE FOLLOWING SHOULD ALWAYS BE OBSERVED FOR SAFETY” before installing the air conditioner. %H VXUH WR REVHUYH WKH ZDUQLQJV DQG FDXWLRQV VSHFL¿HG KHUH DV WKH\ LQFOXGH LPSRUWDQW LWHPV UHODWHG WR VDIHW\ • After reading this manual, be sure to keep it together with the OPERATING INSTRUCTIONS for future reference. WARNING &RXOG OHDG WR GHDWK VHULRXV LQMXU\ HWF N Do not install the unit by yourself (user).
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1-4. SELECTING PIPE SIZE AND OPTIONAL DIFFERENT-DIAMETER JOINTS 7KH GLDPHWHU RI FRQQHFWLRQ SLSHV GLIIHUV DFFRUGLQJ WR WKH W\SH DQG FDSDFLW\ RI LQGRRU XQLWV 0DWFK WKH GLDPHWHUV RI FRQQHFWLRQ SLSHV IRU LQGRRU DQG RXWGRRU units according to the following table. • If the diameter of connection pipes does not match the diameter of pipe end connections, use optional different-diameter joints.
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1-6. INSTALLATION DIAGRAM PARTS TO BE PROVIDED AT YOUR SITE $IWHU WKH OHDN WHVW DSSO\ LQVXODWLQJ PDWHULDO WLJKWO\ VR WKDW WKHUH LV no gap.
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2. OUTDOOR UNIT INSTALLATION 2-1. INSTALLING THE UNIT • %H VXUH WR ¿[ WKH XQLW¶V OHJV ZLWK EROWV ZKHQ LQVWDOOLQJ LW %H VXUH WR LQVWDOO WKH XQLW ¿UPO\ WR HQVXUH WKDW LW GRHV QRW IDOO E\ DQ HDUWKTXDNH RU D JXVW 5HIHU WR WKH ¿JXUH LQ WKH ULJKW IRU FRQFUHWH IRXQGDWLRQ Do not use the drain socket and the drain cap in the cold region. 'UDLQ PD\ IUHH]H DQG LW PDNHV WKH IDQ VWRS Anchor leg 330 RU OHVV Fix here with M10 bolts.
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Remark: * A disconnect switch should be required. Check the local code. ** Use a ring tongue terminal in order to connect a ground wire to terminal.
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3. FLARING WORK AND PIPE CONNECTION 3-1. FLARING WORK &XW WKH FRSSHU SLSH FRUUHFWO\ ZLWK SLSH FXWWHU )LJ &RPSOHWHO\ UHPRYH DOO EXUUV IURP WKH FXW FURVV VHFWLRQ RI SLSH )LJ 3XW WKH HQG RI WKH FRSSHU SLSH WR GRZQZDUG GLUHFWLRQ DV \RX remove burrs in order to avoid to let burrs drop in the piping. 5HPRYH ÀDUH QXWV DWWDFKHG WR LQGRRU DQG RXWGRRU XQLWV WKHQ SXW WKHP on pipe having completed burr removal.
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4. PURGING PROCEDURES, LEAK TEST, AND TEST RUN 4-1. PURGING PROCEDURES AND LEAK TEST 5HPRYH VHUYLFH SRUW FDS RI VWRS YDOYH RQ WKH VLGH RI WKH RXWGRRU XQLW gas pipe. (The stop valve will not work in its initial state fresh out of the IDFWRU\ WRWDOO\ FORVHG ZLWK FDS RQ &RQQHFW JDXJH PDQLIROG YDOYH DQG YDFXXP SXPS WR VHUYLFH SRUW RI stop valve on the gas pipe side of the outdoor unit.
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4-3. TEST RUN • Be sure to perform the test run for each unit. Make sure each indoor XQLW RSHUDWHV SURSHUO\ IROORZLQJ WKH LQVWDOODWLRQ PDQXDO DWWDFKHG WR WKH unit. ,I \RX SHUIRUP WKH WHVW UXQ IRU DOO LQGRRU XQLWV DW RQFH \RX FDQQRW GHWHFW DQ\ HUURQHRXV FRQQHFWLRQ LI DQ\ RI WKH UHIULJHUDQW SLSHV DQG WKH indoor/outdoor unit connecting wires.
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HEAD OFFICE: TOKYO BLDG.