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En-2
1-4. SELECTING THE INSTALLATION LOCATION
• Whereitisnotexposedtostrongwind.Iftheoutdoorunitisexposedtoa
wind during defrosting, the defrosting time will be longer.
• Whereairowisgoodanddustless.
• Whererainordirectsunshinecanbeavoidedasmuchaspossible.
• Whereneighboursarenotannoyedbyoperationsoundorhot(orcool)air.
• Whererigidwallorsupportisavailabletopreventtheincreaseofoperation
soundorvibration.
• Wherethereisnoriskofcombustiblegasleakage.
• Wheninstallingtheunit,besuretosecuretheunitlegs.
• Whereitisatleast10ft.(3m)awayfromtheantennaofTVsetorradio.Op-
erationoftheairconditionermayinterferewithradioorTVreceptioninareas
wherereceptionisweak.Anampliermayberequiredfortheaffecteddevice.
• Installtheunithorizontally.
• Pleaseinstallitinanareanotaffectedbysnowfallorblowingsnow.Inareas
withheavy snow, please installa canopy, apedestal and/or some bafe
boards.
Note:
Itisadvisabletomakeapipingloopnearoutdoorunitsoastoreducevibration
transmitted from there.
Note:
When operating the air conditioner in low outside temperature, be sure to
follow the instructions described below.
• Neverinstalltheoutdoorunitinaplacewhereitsairinlet/outletsidemay
be exposed directly to wind.
• Topreventexposuretowind,installtheoutdoorunitwithitsairinletside
facing the wall.
•
Topreventexposuretowind,itisrecommendedtoinstallabafeboardon
the air outlet side of the outdoor unit.
Avoidthe following places for installationwhere air conditioner trouble is
liable to occur.
• Whereammablegascouldleak.
• Wherethereismuchmachineoil.
• Saltyplacessuchastheseaside.
• Wheresuldegasisgeneratedsuchashotspring,sewage,wastewater.
• Wherethereishigh-frequencyorwirelessequipment.
• WherethereisemissionofhighlevelsofVOCs,includingphthalatecom-
pounds,formaldehyde,etc.,whichmaycausechemicalcracking.
3. Obstacles in front (blowing) only
Whenthereisanobstacleinfrontoftheunitasshowninthegure,open
spaceabove,behind,andonthesidesoftheunitisrequired.
2. Front (blowing) side open
As long as space indicated in the
gureisprovided,itisallowedto
install the unit where obstacles are
behind and on the sides of the unit.
(Noobstacleabovetheunit)
FREE SPACE REQUIRED AROUND OUTDOOR UNIT
Servicespace
• Wheninstallingtheunitinanareathatisenclosedwithwallssuchasa
verandah,besuretohaveenoughspaceasshownbelow.
In this case, the air conditioning capacity and power consumption might
deteriorate.
• Wheninstallingtwoormoreunits,donotinstalltheunitsinfrontorbehind
each other.
1. Obstacles above
When there is no obstacle in front and
on the sides of the unit, it is allowed
to install the unit where an obstacle is
abovetheunitonlyifthespaceshown
inthegureisprovided.
6. Service space
Providespaceforserviceandmaintenanceasshowninthegure.
19-11/16 (500)
or more
3-15/16 (100)
or more
5. Obstacles in front, behind and on side(s)
(Unit: inch (mm))
Heightoftheobstacleis47-1/4(1200)orless
19-11/16 (500) or more
3-15/16 (100) or more
19-11/16 (500)
or more
13-25/32 (350) or more
3-15/16 (100) or more
13-25/32 (350) or more
3-15/16 (100) or more
7-7/8 (200) or more
13-25/32 (350)
or more
3-15/16 (100)
or more
7-7/8 (200) or more
13-25/32 (350)
or more
19-11/16 (500)
or more
19-11/16 (500)
or more
1-3. SELECTING OPTIONAL DIFFERENT-DIAMETER JOINTS
If the diameter of connection pipe does not match the port size of outdoor unit, use optional different-diameter joints according to the following table.
Port size of outdoor unit Optional different-diameter joints (port size of outdoor unit
→
diameter of connection pipe)
MXZ-2C MXZ-3C MXZ-5C Liquid/Gas
1/4 (6.35)
→
3/8 (9.52) : PAC-493PI
3/8 (9.52)
→
1/2 (12.7) : MAC-A454JP-E
3/8 (9.52)
→
5/8(15.88):PAC-SG76RJ-E
1/2 (12.7)
→
3/8 (9.52) : MAC-A455JP-E
1/2 (12.7)
→
5/8 (15.88) : MAC-A456JP-E
Refer to the installation manual of indoor unit for the diameter of connection pipe of indoor unit.
– A UNIT A UNIT 1/4 (6.35) / 1/2 (12.7)
A,BUNIT B-CUNIT B-EUNIT 1/4 (6.35) / 3/8 (9.52)
(Unit: inch (mm))
4. Obstacles in front and behind
The unit can be used by attaching an optional outdoor blowing guide
(PAC-SH96SG-E)(butbothsidesandtopareopen).
3-15/16 (100) or more
Blowingguide(PAC-SH96SG-E)
19-11/16 (500) or more
BH79A240H02_en.indd 2 2016/03/24 14:46:28
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