Mitsubishi Electric MSC-GE20VB User manual

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.
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1-2. SELECTING THE INSTALLATION LOCATION
1-3. SPECIFICATIONS
CAUTION
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NDo not install the unit by yourself (user).
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NPerform the installation securely referring to the
installation manual.
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NInstall the unit securely in a place which can bear
the weight of the unit.
If the installation location cannot bear the weight of the
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N (OHFWULFDOZRUNVKRXOGEHSHUIRUPHGE\DTXDOL¿HG
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manual. Be sure to use an exclusive circuit. Do not
connect other electrical appliances to the circuit.
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N Do not damage the wires by applying excessive
pressure with parts or screws.
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N 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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N 8VHWKHVSHFL¿HGZLUHVWRFRQQHFWWKHLQGRRUDQG
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the terminal block connecting sections so the stress
of the wires is not applied to the sections. Do not
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N 'RQRWLQVWDOOWKHXQLWLQDSODFHZKHUHLQÀDPPDEOH
gas may leak.
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NDo 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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VLEOHFXUUHQWHWF
N %HVXUHWRXVHWKHSDUWVSURYLGHGRUVSHFL¿HGSDUWV
for the installation work.
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N :KHQSOXJJLQJWKHSRZHUVXSSO\SOXJLQWRWKHRXWOHW
PDNHVXUHWKDWWKHUHLVQRGXVWFORJJLQJRUORRVH
parts in both the outlet and the plug. Make sure that the
power supply plug is pushed completely into the outlet.
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N Attach the electrical cover to the indoor unit and the
service panel to the outdoor unit securely.
If the electrical cover of the indoor unit and/or the service
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UHVXOWLQD¿UHRUDQHOHFWULFVKRFNGXHWRGXVWZDWHUHWF
N :KHQLQVWDOOLQJRUUHORFDWLQJWKHXQLWPDNHVXUH
WKDWQRVXEVWDQFHRWKHUWKDQWKHVSHFL¿HGUHIULJHU-
ant (R410A) enters the refrigerant circuit.
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N
Do not discharge the refrigerant into the atmosphere. If
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could be generated.
N Check that the refrigerant gas does not leak after
installation has been completed.
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KDUPIXOVXEVWDQFHVZLOOEHJHQHUDWHG
N Use appropriate tools and piping materials for
installation.
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N :KHQSXPSLQJGRZQWKHUHIULJHUDQWVWRSWKHFRP-
pressor before disconnecting the refrigerant pipes.
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N :KHQLQVWDOOLQJWKHXQLWVHFXUHO\FRQQHFWWKHUH-
frigerant pipes before starting the compressor.
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N )DVWHQDÀDUHQXWZLWKDWRUTXHZUHQFKDVVSHFL¿HG
in this manual.
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N The unit shall be installed in accordance with na-
tional wiring regulations.
NEarth the unit correctly.
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ning rod or telephone earth. Defective earthing could
FDXVHHOHFWULFVKRFN
NInstall an earth leakage breaker depending on the
installation place.
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FDXVHHOHFWULFVKRFN
NPerform the drainage/piping work securely accord-
ing to the installation manual.
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N 'RQRWWRXFKWKHDLULQOHWRUWKHDOXPLQXP¿QVRI
the outdoor unit.
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NDo not install the outdoor unit where small animals
may live.
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unit clean.
INDOOR UNIT
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• Rigid wall without vibration.
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fected device.
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REMOTE CONTROLLER
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• Where children cannot touch it.
•
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Note:
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OUTDOOR UNIT
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possible.
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or hot air.
• Where rigid wall or support is available to prevent the
increase of operation sound or vibration.
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the unit legs.
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Note:
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,QVXODWLRQ PDWHULDO+HDWUHVLVWLQJIRDPSODVWLFVSH
FL¿FJUDYLW\
%HVXUHWRXVHWKHLQVXODWLRQRIVSHFL¿HGWKLFNQHVV([FHV
VLYHWKLFNQHVVPD\FDXVHLQFRUUHFWLQVWDOODWLRQRIWKHLQGRRU
XQLWDQGLQVXI¿FLHQWWKLFNQHVVPD\FDXVHGHZGULSSDJH
Note:
:KHQRSHUDWLQJWKHDLUFRQGLWLRQHULQORZRXWVLGHWHPSHUD
WXUHEHVXUHWRIROORZWKHLQVWUXFWLRQVGHVFULEHGEHORZ
• Never install the outdoor unit in a place where its air
LQOHWRXWOHWVLGHPD\EHH[SRVHGGLUHFWO\WRZLQG
 7R SUHYHQW H[SRVXUH WR ZLQG LQVWDOO WKH RXWGRRU XQLW
with its air inlet side facing the wall.
•
7RSUHYHQWH[SRVXUHWRZLQGLWLVUHFRPPHQGHGWRLQVWDOO
DEDIÀHERDUGRQWKHDLURXWOHWVLGHRIWKHRXWGRRUXQLW
Avoid the following places for installation where air condi
tioner trouble is liable to occur.
 :KHUHÀDPPDEOHJDVFRXOGOHDN
 :KHUHWKHUHLVPXFKPDFKLQHRLO
 6DOW\SODFHVVXFKDVWKHVHDVLGH
 :KHUHVXO¿GHJDVLVJHQHUDWHGVXFKDVDKRWVSULQJ
 :KHUHWKHUHLVKLJKIUHTXHQF\RUZLUHOHVVHTXLSPHQW
WARNING &RXOGOHDGWRGHDWKVHULRXVLQMXU\HWF
-*$+
63/,77<3($,5&21',7,21(56
INSTALLATION MANUAL
ENGLISH
Required Tools for Installation
3KLOOLSVVFUHZGULYHU
Level
Scale
8WLOLW\NQLIHRUVFLVVRUV
PPKROHVDZ
Torque wrench
:UHQFKRUVSDQQHU
PPKH[DJRQDOZUHQFK
)ODUHWRROIRU5$
*DXJHPDQLIROGIRU5$
9DFXXPSXPSIRU5$
&KDUJHKRVHIRU5$
3LSHFXWWHUZLWKUHDPHU
Model names are indicated in 1-3.
:KHQLQVWDOOLQJPXOWLXQLWVUHIHUWR
WKHLQVWDOODWLRQPDQXDORIWKHPXOWL
unit for outdoor unit installation.
0RGHO 3RZHUVXSSO\ :LUHVSHFL¿FDWLRQV 3LSHVL]H
WKLFNQHVV
Indoor unit Outdoor unit Rated
Voltage )UHTXHQF\
%UHDNHUFDSDFLW\
,QGRRURXWGRRU
,QGRRU3RZHU
VXSSO\FRUG
Outdoor
3RZHUVXSSO\
Indoor/outdoor
connecting wire
Gas / Liquid
06&*(9%
06&*(9%
06&*(9%
08+*$9%
08+*$9%
08+*$9%
9 +] $ FRUH
PP
FRUH
PP
FRUH
PP
¡PP
PP
*(*(
3LSHOHQJWKDQGKHLJKWGLIIHUHQFH
0D[SLSHOHQJWK P
0D[KHLJKWGLIIHUHQFH P
0D[QXPEHURIEHQGV 
5HIULJHUDQWDGMXVWPHQW$ JP
,QVXODWLRQWKLFNQHVV PP

1-4. INSTALLATION DIAGRAM
2-1. FIXING OF INSTALLATION PLATE
• )LQGDVWUXFWXUDOPDWHULDOVXFKDVDVWXGLQWKHZDOODQG¿[LQVWDOODWLRQSODWHKRUL]RQWDOO\ZLWK
¿[LQJVFUHZV
• 7RSUHYHQWLQVWDOODWLRQSODWHIURPYLEUDWLQJEHVXUHWR LQVWDOO WKH ¿[LQJ VFUHZV LQWKHKROHV
LQGLFDWHGLQWKHLOOXVWUDWLRQ)RUDGGHGVXSSRUW¿[LQJVFUHZVPD\DOVREHLQVWDOOHGLQRWKHUKROHV
• :KHQWKHNQRFNRXWLVUHPRYHGDSSO\YLQ\OWDSHWRWKHNQRFNRXWHGJHVWRSUHYHQWGDPDJLQJWKHZLUHV
• :KHQEROWVUHFHVVHGLQWKHFRQFUHWHZDOODUHWREHXWLOL]HGVHFXUHLQVWDOODWLRQSODWHXVLQJ
îÂîRYDOKROHPPSLWFK
• ,IWKHUHFHVVHGEROWLVWRRORQJFKDQJHLWIRUDVKRUWHURQHDYDLODEOHLQWKHPDUNHW
2-2. WALL HOLE DRILLING
'HWHUPLQHWKHZDOOKROHSRVLWLRQ
'ULOOD¡PPKROH7KHRXWGRRUVLGHVKRXOGEHWR
PPORZHUWKDQWKHLQGRRUVLGH
,QVHUWZDOOKROHVOHHYH&
ACCESSORIES
&KHFNWKHIROORZLQJSDUWVEHIRUHLQVWDOODWLRQ
<Indoor unit>
 Installation plate 
 ,QVWDOODWLRQSODWH¿[LQJVFUHZ
îPP 
 5HPRWHFRQWUROOHUKROGHU 
 )L[LQJVFUHZIRU
îPP%ODFN 
 %DWWHU\$$$IRU 
 :LUHOHVVUHPRWHFRQWUROOHU 
 Felt tape
)RUOHIWRUOHIWUHDUSLSLQJ 
<Outdoor unit>
 'UDLQVRFNHW06+W\SHRQO\! 
PARTS TO BE PROVIDED
AT YOUR SITE
$ Indoor/outdoor unit connecting wire* 
% ([WHQVLRQSLSH 
& Wall hole sleeve 
' Wall hole cover 
( 3LSH¿[LQJEDQG WR
) )L[LQJVFUHZIRU([PP WR
* 3LSLQJWDSH 
+ 3XWW\ 
,
Drain hose
RUVRIW39&KRVHPPLQQHU
GLDPHWHURUKDUG39&SLSH93
RU
- Refrigeration oil 
. 3RZHUVXSSO\FRUG 
8QLWVVKRXOGEHLQVWDOOHGE\OLFHQVHGFRQWUDFWRU
DFFRUGLQJWRORFDOFRGHUHTXLUHPHQWV
2. INDOOR UNIT INSTALLATION
PP
RUPRUH
PP
RUPRUH
PP
RUPRUH
PP
RUPRUH
PPRUPRUH
PPRUPRUHIRU
OHIWDQGOHIWEDFNSLS
LQJXVLQJVSDFHU
PPRUPRUH
PP
RUPRUH
* Note:
3ODFHLQGRRURXWGRRUXQLWFRQQHFWLQJZLUH$
DQGSRZHUVXSSO\FRUG.DWOHDVWPDZD\
IURPWKH79DQWHQQDZLUH
$SSHDUDQFHRIWKHRXWGRRUXQLWPD\GLIIHUIURPVRPHPRGHOV
PP
RUPRUH
$IWHUWKHOHDNWHVWDSSO\
LQVXODWLQJPDWHULDOWLJKWO\
so that there is no gap.
%HVXUHWRXVHZDOOKROHVOHHYH&WR
prevent indoor/outdoor connecting wire
$IURPFRQWDFWLQJPHWDOSDUWVLQWKH
ZDOODQGWRSUHYHQWGDPDJHE\URGHQWV
in case the wall is hollow.
&XWRII
WKHH[WUD
length.
3LSH¿[LQJ
EDQG(
)L[LQJ
VFUHZ)
Indoor
unit
Wall hole
VOHHYH&
:DOOKROHFRYHU'
Seal the wall hole
JDSZLWKSXWW\+
)L[WKHSLSHWR
wall with pipe
¿[LQJEDQG(
 ,
Drain piping for outdoor unit
<MSH type only>
3URYLGHGUDLQSLSLQJEHIRUHLQGRRUDQG
outdoor piping connection.
 &RQQHFW GUDLQ KRVH , ,' PP DV
shown in the illustration.
0DNHVXUHWRSURYLGHGUDLQSLSLQJZLWK
DGRZQKLOOJUDGHIRUHDV\GUDLQÀRZ
Note:
'RQRWXVHGUDLQVRFNHWLQFROG
UHJLRQV'UDLQPD\IUHH]HDQGPDNHWKH
fan stop.
PPRUPRUH
Air inlet
Air outlet
Outdoor unit installation
PPîPPVORW
PP

PP PP
PP
PP
PP
PP
Wall
Outdoor side
¡PP PP
2-3. CONNECTING WIRE FOR INDOOR POWER SUPPLY
 8VHVSHFLDOURRPDLUFRQGLWLRQLQJFLUFXLW
 3RZHUVXSSO\FRUGOHQJWK/HDGWROHIW/HDGWRULJKWPP
 7DNHRXWSRZHUVXSSO\FRUGIURPWKHOHIWWRULJKWERWWRPFRUQHURIWKHLQGRRUXQLW
2-4. CONNECTING WIRES FOR INDOOR UNIT
<RXFDQFRQQHFWLQGRRURXWGRRUOHDGZLUHZLWKRXWUHPRYLQJWKHIURQWSDQHO
2SHQWKHIURQWSDQHO
5HPRYHRQHVFUHZKROGLQJWKHHOHFWULFDOFRYHUWKHQUHPRYHWKHFRYHU
5HPRYH9$FODPS
3DVVLQGRRURXWGRRUXQLWFRQQHFWLQJZLUH$IURPWKHEDFNRIWKHLQGRRUXQLWDQGSURF
ess the end of the wire.
/RRVHQWHUPLQDOVFUHZDQGFRQQHFW¿UVWWKHHDUWKZLUHWKHQLQGRRURXWGRRUXQLWFRQ
QHFWLQJZLUH$WRWKHWHUPLQDOEORFN%HFDUHIXOQRWWRPDNHPLVZLULQJ)L[WKHZLUH
WRWKHWHUPLQDOEORFNVHFXUHO\VRWKDWQRSDUWRILWVFRUHLVDSSHDUHGDQGQRH[WHUQDO
IRUFH LV FRQYH\HG WR WKH FRQQHFWLQJ VHFWLRQ RI WKH WHUPLQDO EORFN )LUPO\ WLJKWHQ WKH
WHUPLQDOVFUHZVWRSUHYHQWWKHPIURPORRVHQLQJ$IWHUWLJKWHQLQJSXOOWKHZLUHVOLJKWO\
WRFRQ¿UPWKDWWKH\GRQRWPRYH
6HFXUHLQGRRURXWGRRUXQLWFRQQHFWLQJZLUH$DQGWKHHDUWKZLUHZLWKWKH9$FODPS
1HYHUIDLOWRKRRNWKHOHIWFODZRIWKH9$FODPS$WWDFKWKH9$FODPSVHFXUHO\
,QGRRUWHUPLQDOEORFN
)L[LQJVFUHZV
Indoor/outdoor unit
FRQQHFWLQJZLUH$
Electrical cover
9$FODPS
06+W\SH
&22/+($7
06W\SH
&22/21/<
Lead wire
PP
PP
3RZHUVXSSO\FRUG
*UHHQ<HOORZ*URXQG
%OXH1
%URZQ/
 )RUIXWXUHVHUYLFLQJJLYHH[WUD
length to the connecting wires.
 0DNHHDUWKZLUHDOLWWOHORQJHU WKDQ
RWKHUV0RUHWKDQPP
 'RQRWIROGWKHH[FHVVZLUHRUFUDP
LWLQWRVPDOOVSDFH7DNHFDXWLRQQRW
WRGDPDJHWKHZLUHV
Note: Do not place the wires
between the indoor unit and the
LQVWDOODWLRQSODWH'DPDJHGZLUH
FRXOGFDXVHKHDWJHQHUDWLRQRU¿UH
Indoor / Outdoor unit
FRQQHFWLQJZLUH$
06W\SH!
,QGRRUWHUPLQDOEORFN
06+W\SH!
,QGRRUWHUPLQDOEORFN
2XWGRRUWHUPLQDOEORFN 2XWGRRUWHUPLQDOEORFN
06&
08
08;
06&
08+
0;=
PP
RUPRUH
,QVWDOODWLRQSODWH
3OXPE
$OLJQWKHSOXPEOLQH
ZLWKWKHPDUN .
&HQWHURI
¡PPKROH
PP
RUPRUH
Bind the line to the center hole.
PPRUPRUHPPRU
PRUHIRUOHIWDQGOHIWEDFN
SLSLQJXVLQJVSDFHU
&HLOLQJ
Wall Wall
)L[LQJVFUHZ
6DPHIRUOHIWKROH
Insert the
scale. *
Align the
scale with
the line. *
Level
*(!
<GE35>
,QVWDOODWLRQSODWH
3OXPE
$OLJQWKHSOXPEOLQH
ZLWKWKHPDUN .
&HQWHURI
¡PPKROH
PP
RUPRUH
PP
RUPRUH
Bind the line to the center hole.
PPRUPRUHPPRU
PRUHIRUOHIWDQGOHIWEDFN
SLSLQJXVLQJVSDFHU
&HLOLQJ
Wall Wall
)L[LQJVFUHZ
6DPHIRUOHIWKROH
Insert the
scale. *
Align the
scale with
the line. *
Level
When the piping is to be
attached to a wall contain
LQJPHWDOVWLQSODWHGRU
PHWDOQHWWLQJXVHDFKHPL
FDOO\WUHDWHGZRRGHQSLHFH
PPRUWKLFNHUEHWZHHQ
the wall and the piping or
ZUDSWRWXUQVRILQVXOD
WLRQYLQ\OWDSHDURXQGWKH
piping.
7RXVHH[LVWLQJSLSLQJSHU
IRUP&22/RSHUDWLRQIRU
PLQXWHVDQGSXPSGRZQ
EHIRUHUHPRYLQJWKHROGDLU
FRQGLWLRQHU5HPDNHÀDUH
DFFRUGLQJWRWKHGLPHQVLRQ
for new refrigerant.
*(*(
*(*(

Left or left-rear piping
Note:
Be sure to reattach the drain
hose and the drain cap in case
RIOHIWRUOHIWUHDUSLSLQJ
2WKHUZLVHLWFRXOGFDXVHGURSV
RIZDWHUWRGULSGRZQIURPWKH
drain hose.
• The following procedure is
explained with the unit viewed from the back.
3XW WKHUHIULJHUDQW SLSLQJ DQG WKH GUDLQ KRVH WRJHWKHU
WKHQ¿UPO\DSSO\IHOWWDSHIURPWKHHQG
 )HOWWDSHRYHUODSZLGWKVKRXOGEHWKHWDSHZLGWK
8VHDEDQGDJHVWRSSHUDWWKHHQGRIIHOWWDSH
3XOORXWWKHGUDLQFDSDWWKHUHDUULJKWRIWKHLQGRRUXQLW
)LJ
+ROGWKHFRQYH[VHFWLRQDWWKHHQGDQGSXOOWKHGUDLQ
cap.
3XOORXWWKHGUDLQKRVHDWWKHUHDUOHIWRIWKHLQGRRUXQLW
)LJ
+ROGWKHFODZPDUNHGE\WKHDUURZVDQGSXOORXWWKH
drain hose forward.
3XW WKH GUDLQ FDS LQWR WKH VHFWLRQ WR ZKLFK WKH GUDLQ
hose is to be attached at the rear of the indoor unit.
)LJ
,QVHUWQRWVKDUSHGJHGWRROVVXFKDVVFUHZGULYHUV
into the hole at the end of the cap and insert the cap
IXOO\LQWRWKHGUDLQSDQ
,QVHUWWKHGUDLQKRVHIXOO\LQWRWKHGUDLQSDQDWWKHUHDU
ULJKWRIWKHLQGRRUXQLW)LJ
&KHFNLIWKHKRVHLVKRRNHGVHFXUHO\WRWKHSURMHFWLRQ
of its inserting part at the drain pan.
,QVHUW WKH GUDLQ KRVH LQWR ZDOO KROH VOHHYH & DQG KRRN
WKHXSSHUSDUWRILQGRRUXQLWRQLQVWDOODWLRQSODWH7KHQ
PRYHWKHLQGRRUXQLWFRPSOHWHO\WRWKHOHIWLQRUGHUWRPDNH
SODFLQJWKHSLSLQJLQWKHEDFNVSDFHRIWKHXQLWHDVLHU
&XWRXWDSLHFHRIFDUGERDUGIURPWKHVKLSSLQJER[UROO
LWXSKRRNLWRQWRWKHEDFNULEDQGXVHLWDVDVSDFHUWR
OLIWWKHLQGRRUXQLW)LJ
&RQQHFWWKHUHIULJHUDQWSLSLQJZLWKWKHH[WHQVLRQSLSH%
7KUXVWWKHORZHUSDUWRIWKHLQGRRUXQLWLQWRWKHLQVWDOODWLRQSODWH
3-1. CONNECTING WIRES FOR OUTDOOR UNIT
2SHQWKHVHUYLFHSDQHO
/RRVHQ WHUPLQDO VFUHZ DQG FRQQHFW LQGRRURXWGRRU XQLW FRQQHFWLQJ ZLUH $ IURP
WKHLQGRRUXQLWFRUUHFWO\RQWKHWHUPLQDOEORFN%HFDUHIXOQRWWRPDNHPLVZLULQJ)L[
WKHZLUHWRWKHWHUPLQDOEORFNVHFXUHO\VRWKDWQRSDUWRILWVFRUHLVDSSHDUHGDQGQR
H[WHUQDOIRUFHLVFRQYH\HGWRWKHFRQQHFWLQJVHFWLRQRIWKHWHUPLQDOEORFN
)LUPO\WLJKWHQWKHWHUPLQDOVFUHZVWRSUHYHQWWKHPIURPORRVHQLQJ$IWHUWLJKWHQLQJ
SXOOWKHZLUHVOLJKWO\WRFRQ¿UPWKDWWKH\GRQRWPRYH
&RQQHFWSRZHUVXSSO\FRUG.
)L[LQGRRURXWGRRUXQLWFRQQHFWLQJZLUH$DQGSRZHUVXSSO\FRUG.ZLWKWKHFRUG
FODPS
&ORVHWKHVHUYLFHSDQHOVHFXUHO\
3-2. FLARING WORK
&XWWKHFRSSHUSLSHFRUUHFWO\ZLWKSLSHFXWWHU
)LJ
&RPSOHWHO\UHPRYHDOOEXUUVIURPWKHFXWFURVV VHF
WLRQRISLSH)LJ
 3XWWKHHQGRIWKHFRSSHUSLSHWRGRZQZDUGGLUHF
WLRQDV\RXUHPRYHEXUUVLQRUGHUWRDYRLGWROHW
burrs drop in the piping.
5HPRYH IODUH QXWV DWWDFKHG WR LQGRRU DQG RXWGRRU
XQLWV WKHQ SXW WKHP RQ SLSH KDYLQJ FRPSOHWHG EXUU
UHPRYDO 1RW SRVVLEOH WR SXW WKHP RQ DIWHU IODULQJ
ZRUN
)ODULQJZRUN)LJ)LUPO\KROGFRSSHUSLSHLQWKH
GLPHQVLRQVKRZQLQWKHWDEOH6HOHFW$PPIURPWKH
WDEOHDFFRUGLQJWRWKHWRRO\RXXVH
&KHFN
 &RPSDUHWKHÀDUHGZRUNZLWK)LJ
 ,IÀDUHLVQRWHGWREHGHIHFWLYHFXWRIIWKHÀDUHGVHFWLRQDQGGRÀDULQJZRUN
again.
3-3. PIPE CONNECTION
 )DVWHQÀDUHQXWZLWKDWRUTXHZUHQFKDVVSHFL¿HGLQWKHWDEOH
 :KHQ IDVWHQHG WRR WLJKW ÀDUH QXW PD\ EUHDN DIWHU D ORQJ SHULRG DQG FDXVH UHIULJHUDQW
OHDNDJH
Indoor unit connection
&RQQHFWERWKOLTXLGDQGJDVSLSLQJVWRLQGRRUXQLW
 $SSO\DWKLQFRDWRIUHIULJHUDWLRQRLO-RQWKHVHDWVXUIDFHRISLSH
 )RUFRQQHFWLRQ¿UVWDOLJQWKHFHQWHUWKHQWLJKWHQWKH¿UVWWRWXUQVRIÀDUHQXW
 8VHWLJKWHQLQJWRUTXHWDEOHDERYHDVDJXLGHOLQHIRULQGRRUXQLWVLGHXQLRQMRLQWVHFWLRQ
DQGWLJKWHQXVLQJWZRZUHQFKHV([FHVVLYHWLJKWHQLQJGDPDJHVWKHÀDUHVHFWLRQ
Outdoor unit connection
&RQQHFWSLSHVWRVWRSYDOYHSLSHMRLQWRIWKHRXWGRRUXQLWLQWKH
VDPHPDQQHUDSSOLHGIRULQGRRUXQLW
 )RUWLJKWHQLQJXVHDWRUTXHZUHQFKRUVSDQQHUDQGXVHWKH
VDPHWLJKWHQLQJWRUTXHDSSOLHGIRULQGRRUXQLW
3-4. INSULATION AND TAPING
&RYHUSLSLQJMRLQWVZLWKSLSHFRYHU
)RU RXWGRRU XQLW VLGH VXUHO\ LQVXODWH HYHU\ SLSLQJ LQFOXGLQJ
valves.
8VLQJSLSLQJWDSH*DSSO\WDSLQJVWDUWLQJIURPWKHHQWU\RIRXWGRRUXQLW
 6WRSWKHHQGRISLSLQJWDSH*ZLWKWDSHZLWKDGKHVLYHDJHQWDWWDFKHG
 :KHQSLSLQJKDYHWREHDUUDQJHGWKURXJKDERYHFHLOLQJFORVHWRUZKHUHWKHWHPSHUD
WXUHDQGKXPLGLW\DUHKLJKZLQGDGGLWLRQDOFRPPHUFLDOO\VROGLQVXODWLRQWRSUHYHQW
condensation.
5HDUULJKWRUGRZQZDUGSLSLQJ
3XWWKHUHIULJHUDQWSLSLQJDQGWKHGUDLQKRVHWRJHWK
HUWKHQ¿UPO\DSSO\SLSLQJWDSH*IURPWKHHQG
,QVHUW WKH SLSLQJ DQG WKH GUDLQ KRVH LQWR WKH ZDOO
KROH VOHHYH & DQG KRRN WKH XSSHU SDUW RI WKH
LQGRRUXQLWRQWKHLQVWDOODWLRQSODWH
&KHFNLIWKHLQGRRUXQLWLVKRRNHGVHFXUHO\RQWKHLQVWDOODWLRQSODWHE\PRYLQJ
the unit to left and right.
7KUXVWWKHORZHUSDUWRIWKHLQGRRUXQLWLQWRWKHLQVWDOODWLRQSODWH
Drain Piping
 ,IWKHH[WHQVLRQGUDLQKRVHKDVWRSDVVWKURXJKDURRPEHVXUHWRZUDSLWZLWKFRP
PHUFLDOO\VROGLQVXODWLRQ
 7KHGUDLQKRVHVKRXOGSRLQWGRZQZDUGIRUHDV\GUDLQÀRZ)LJ
 ,IWKHGUDLQKRVHSURYLGHGZLWKWKHLQGRRUXQLWLVWRRVKRUWFRQQHFWLWZLWKGUDLQKRVH,
WKDWVKRXOGEHSURYLGHGDW\RXUVLWH)LJ
 :KHQFRQQHFWLQJWKHGUDLQKRVHWRWKHKDUGYLQ\OFKORULGHSLSHEHVXUHWRLQVHUWLW
VHFXUHO\LQWRWKHSLSH)LJ
'RQRWPDNHGUDLQSLSLQJDVVKRZQEHORZ
$FFXPXODWHG
drain water
Air
Waving
Water
OHDNDJH
Do not raise
Water
OHDNDJH
Water
OHDNDJH
Tip of drain
hose dipped
in water
Ditch
At least
PPJDS
&XWRIILQFDVH
of right piping.
&XWRIILQFDVHRIGRZQ
ward piping.
&RSSHU
pipe
Good
Tilted Uneven Burred
No good
)LJ
)LJ
Burr &RSSHUSLSH
6SDUHUHDPHU
3LSHFXWWHU
&OXWFKW\SH
Flaring tool
)LJFig. 3
Downward
slope
Drain
hose
Soft hose
,'PP
Drain hose
+DUGYLQ\OFKORULGH
SLSH,'PP
Insert
VHFXUHO\
Different
GLDPHWHUMRLQW
FPRU
PRUH
)LJ )LJ Fig. 3
Drain cap
Drain cap
Drain hose
&XWRIILQFDVHRIOHIW
piping.
Drain cap
3LSLQJWDSH*
Drain hose
)LJ
)LJ
Fig. 3
)LJ
)LJ
)HOWWDSH
3. OUTDOOR UNIT INSTALLATION
3LSHGLDPHWHU
PP
Nut
PP
$PP Tightening torque
&OXWFKW\SH
tool
IRU5$
&OXWFKW\SH
tool
IRU5
Wing nut
W\SHWRRO
IRU5
1P NJIFP
¡´ 
WR WR
WR WR WR
¡´  WR WR
¡´  WR WR WR
¡´  WR WR
6PRRWKDOO
around
Even length
all around
Inside is shin
LQJZLWKRXWDQ\
scratches.
Flare nut
Die
)LJ )LJ
&RSSHUSLSH
:LQJQXWW\SH
Liquid pipe
Gas pipe
)HOWWDSH
Indoor/outdoor unit
FRQQHFWLQJZLUH$
3LSLQJWDSH*
2-5. PIPE FORMING AND DRAIN PIPING
Pipe Forming
 3ODFHWKHGUDLQKRVHEHORZWKHUHIULJHUDQWSLSLQJ
 0DNHVXUHWKDWWKHGUDLQKRVHLVQRWKHDYHGRUVQDNHG
 'RQRWSXOOWKHKRVHZKHQDSSO\LQJWKHWDSH
 :KHQWKHGUDLQKRVHSDVVHVWKHURRPEHVXUHWRZUDS
LQVXODWLRQPDWHULDOREWDLQDEOHDWDVWRUHDURXQGLW
Lead wire
7HUPLQDOEORFN
&RUGFODPS
3RZHUVXSSO\
FRUG.
 0DNH HDUWK ZLUH D OLWWOH ORQJHU
WKDQRWKHUV0RUHWKDQPP
 )RU IXWXUH VHUYLFLQJ JLYH H[WUD
length to the connecting wires.
Indoor/outdoor unit
FRQQHFWLQJZLUH$
3RZHUVXSSO\FRUG.
PP
PP

4-1. PURGING PROCEDURES AND LEAK TEST
5HPRYHVHUYLFHSRUWFDSRIVWRSYDOYHRQWKHVLGHRIWKHRXWGRRUXQLWJDVSLSH7KH
VWRSYDOYHZLOOQRWZRUNLQLWVLQLWLDOVWDWHIUHVKRXWRIWKHIDFWRU\WRWDOO\FORVHGZLWKFDS
RQ
&RQQHFWJDXJHPDQLIROGYDOYHDQGYDFXXPSXPSWRVHUYLFHSRUWRIVWRSYDOYHRQWKH
gas pipe side of the outdoor unit.
4-2. TEST RUN (Heat operation is MSH type only.)
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RU WXUQ RQ WKH EUHDNHU &KHFN WKDW DOO /(' ODPSV
DUH QRW OLW ,I WKH\ DUH EOLQNLQJ FKHFN WKDW WKH KRUL
]RQWDOYDQHLVLQVWDOOHGFRUUHFWO\5HIHUWRRSHUDWLQJ
instructions for details.
3UHVV WKH (2 6: RQFH IRU &22/ DQG WZLFH IRU
+($7 RSHUDWLRQ 7HVW UXQ ZLOO EH SHUIRUPHG IRU 
PLQXWHV,IWKHXSSHUODPSRIWKHRSHUDWLRQLQGLFDWRU
EOLQNVHYHU\VHFRQGVLQVSHFWWKHLQGRRURXWGRRU
XQLWFRQQHFWLQJZLUH$IRUPLVZLULQJ$IWHUWKHWHVW
UXQ HPHUJHQF\ PRGH VHW WHPSHUDWXUH & ZLOO
start.
7RVWRSRSHUDWLRQSUHVVWKH(26:VHYHUDOWLPHVXQWLODOO/('ODPSVWXUQRII5HIHU
to operating instructions for details.
Checking the remote (infrared) signal reception
3UHVVWKH212))EXWWRQRQWKHUHPRWHFRQWUROOHUDQGFKHFNWKDWDQHOHFWURQLFVRXQGLV
KHDUGIURPWKHLQGRRUXQLW3UHVVWKH212))EXWWRQDJDLQWRWXUQWKHDLUFRQGLWLRQHURII
 2QFHWKHFRPSUHVVRUVWRSVWKHUHVWDUWSUHYHQWLYHGHYLFHRSHUDWHVVRWKHFRPSUHVVRU
ZLOOQRWRSHUDWHIRUPLQXWHVWRSURWHFWWKHDLUFRQGLWLRQHU
4-3. AUTO RESTART FUNCTION
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GXULQJRSHUDWLRQVXFKDVGXULQJEODFNRXWVWKHIXQFWLRQDXWRPDWLFDOO\VWDUWVRSHUDWLRQLQ
WKHSUHYLRXVVHWWLQJRQFHWKHSRZHUVXSSO\LVUHVXPHG5HIHUWRWKHRSHUDWLQJLQVWUXF
WLRQVIRUGHWDLOV
4-4. EXPLANATION TO THE USER
 8VLQJWKH23(5$7,1*,16758&7,216H[SODLQWRWKHXVHUKRZWRXVHWKHDLUFRQGL
WLRQHUKRZWRXVHWKHUHPRWHFRQWUROOHUKRZWRUHPRYHWKHDLU¿OWHUVKRZWRUHPRYH
RUSXWWKHUHPRWHFRQWUROOHULQWKHUHPRWHFRQWUROOHUKROGHUKRZWRFOHDQSUHFDXWLRQV
IRURSHUDWLRQHWF
 5HFRPPHQGWKHXVHUWRUHDGWKH23(5$7,1*,16758&7,216FDUHIXOO\
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
&RQQHFWWKHJDXJHPDQLIROGYDOYHWRWKHVHUYLFHSRUWRIWKHVWRSYDOYHRQWKHJDVSLSH
side of the outdoor unit.
)XOO\FORVHWKHVWRSYDOYHRQWKHOLTXLGSLSHVLGHRIWKHRXWGRRUXQLW
&ORVHWKHVWRSYDOYHRQWKHJDVSLSHVLGHRIWKHRXWGRRUXQLWDOPRVWFRPSOHWHO\VRWKDW
LW FDQ EH HDVLO\ FORVHG IXOO\ ZKHQ WKH SUHVVXUH JDXJH VKRZV  03D >*DXJH@  NJI
FP
6WDUWWKHHPHUJHQF\&22/RSHUDWLRQ
 7RVWDUWWKH HPHUJHQF\ RSHUDWLRQ LQ &22/ PRGH GLVFRQQHFW WKH SRZHUVXSSO\SOXJ
DQGRU WXUQ RII WKH EUHDNHU $IWHU  VHFRQGV FRQQHFW WKH SRZHU VXSSO\ SOXJ DQGRU
WXUQRQWKHEUHDNHUDQGWKHQSUHVVWKH(26:RQFH7KHHPHUJHQF\&22/RSHUD
WLRQFDQEHSHUIRUPHGFRQWLQXRXVO\IRUXSWRPLQXWHV
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JDXJHVKRZVWR03D>*DXJH@DSSUR[WRNJIFP
6WRSWKHHPHUJHQF\&22/RSHUDWLRQ
 3UHVVWKH(26:RQFH06W\SHRUWZLFH06+W\SHWRVWRSWKHRSHUDWLRQ
5XQWKHYDFXXPSXPS9DFXXPL]HIRUPRUHWKDQPLQXWHV
&KHFN WKH YDFXXP ZLWK JDXJH PDQLIROG YDOYH WKHQ FORVHJDXJHPDQLIROGYDOYH DQG
VWRSWKHYDFXXPSXPS
/HDYHDVLWLVIRURQHRUWZRPLQXWHV0DNHVXUHSRLQWHUJDXJHPDQLIROGYDOYHUHPDLQV
LQWKHVDPHSRVLWLRQ&RQ¿UPWKDWSUHVVXUHJDXJHVKRZV±03D>*DXJH@±
PP+J
5HPRYHJDXJHPDQLIROGYDOYHTXLFNO\IURPVHUYLFHSRUWRIVWRSYDOYH
$IWHUUHIULJHUDQWSLSHVDUHFRQQHFWHGDQGHYDFXDWHGIXOO\RSHQDOOVWRSYDOYHVRQERWK
VLGHVRIJDVSLSHDQG OLTXLGSLSH2SHUDWLQJZLWKRXWIXOO\RSHQLQJORZHUVWKHSHUIRUP
ance and this causes trouble.
Caution:
 $IWHUWHVWUXQRUUHPRWHVLJQDOUHFHSWLRQFKHFNWXUQRIIWKHXQLWZLWKWKH(26:RU
WKHUHPRWHFRQWUROOHUEHIRUHWXUQLQJRIIWKHSRZHUVXSSO\1RWGRLQJVRZLOOFDXVHWKH
XQLWWRVWDUWRSHUDWLRQDXWRPDWLFDOO\ZKHQSRZHUVXSSO\LVUHVXPHG
To the user
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 385*,1*352&('85(6/($.7(67$1'7(67581
5. RELOCATION AND MAINTENANCE
5HIHU WR  DQG FKDUJH WKH SUHVFULEHG DPRXQWRIUHIULJHUDQWLI QHHGHG %H VXUH WR
FKDUJH VORZO\ ZLWK OLTXLG UHIULJHUDQW 2WKHUZLVH FRPSRVLWLRQ RI WKH UHIULJHUDQW LQ WKH
V\VWHPPD\EHFKDQJHGDQGDIIHFWSHUIRUPDQFHRIWKHDLUFRQGLWLRQHU
7LJKWHQFDSRIVHUYLFHSRUWWRREWDLQWKHLQLWLDOVWDWXV
/HDNWHVW
Service port cap
7RUTXHWR
1PWR
NJI•FP
Stop valve
for GAS
Stop valve cap
7RUTXHWR
1P
WRNJIFP
*DXJHPDQLIROGYDOYH
IRU5ǹ
&RPSRXQGSUHVVXUHJDXJH
IRU5ǹ
03D
PP+J
Handle
Low Handle High
&KDUJHKRVHIRU5ǹ
&ORVH
*Open
+H[DJRQDOZUHQFK
3UHFDXWLRQVZKHQXVLQJWKHFRQWUROYDOYH When attaching the control valve
WRWKHVHUYLFHSRUWYDOYHFRUHPD\
GHIRUPRUORRVHQLIH[FHVVSUHVVXUH
LVDSSOLHG7KLVPD\FDXVHJDVOHDN
Service port
&KDUJHKRVH
%RG\
&ORVH
Open
&RQWUROYDOYH
A
When attaching the control valve to
WKHVHUYLFHSRUWPDNHVXUHWKDWWKH
YDOYHFRUHLVLQFORVHGSRVLWLRQDQG
then tighten part A. Do not tighten
SDUW$RUWXUQWKHERG\ZKHQYDOYH
core is in open position.
WRWXUQV
Stop valve
for LIQUID
3UHVVXUHJDXJH
IRU5ǹ
9DFXXPSXPS
RUWKHYDFXXPSXPSZLWKWKH
IXQFWLRQWRSUHYHQWWKHEDFNÀRZ
Adapter for
preventing the
EDFNÀRZ
+($'2)),&(72.<2%/'*0$58128&+,&+,<2'$.872.<2
-$3$1
$87+25,=('5(35(6(17$7,9(,1(8
0,768%,6+,(/(&75,&(8523(%9
+$50$1+286(*(25*(675((78;%5,'*(0,''/(6(;8%448.
7KLVSURGXFWLVGHVLJQHGDQGLQWHQGHGIRUXVHLQWKHUHVLGHQWLDOFRPPHUFLDODQG
OLJKWLQGXVWULDOHQYLURQPHQW
7KHSURGXFWDWKDQGLVEDVHGRQ /RZ9ROWDJH'LUHFWLYH(&
WKHIROORZLQJ(8UHJXODWLRQV (OHFWURPDJQHWLF&RPSDWLELOLW\'LUHFWLYH
(&
(PHUJHQF\
operation switch
(26:
5-1. INSTALLING THE PANEL ASSEMBLY
5-2. REMOVING THE INDOOR UNIT
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