Mitsubishi Electronics MXZ-3B24NA Air Conditioner User Manual


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1-4.SELECTINGTHEINSTALLATIONLOCATION
• Where it is not exposed to strong wind.
• Whereairowisgoodanddustless.
• Whererainordirectsunshinecanbeavoidedasmuchaspossible.
• Where neighbours are not annoyed by operation sound or hot air.
• Whererigidwallorsupportisavailabletopreventtheincreaseofoperation
soundorvibration.
• Wherethereisnoriskofcombustiblegasleakage.
• When installing the unit, be sure to secure the unit legs.
• Whereitisatleast3m(10ft.)awayfromtheantennaofTVsetorradio.
OperationoftheairconditionermayinterferewithradioorTVreceptionin
areaswherereceptionisweak.Anampliermayberequiredfortheaffected
device.
• Install the unit horizontally.
• Please install it in an area not affected by snowfall or blowing snow. In
areaswithheavysnow,pleaseinstallacanopy,apedestaland/orsome
bafeboards.
Note:
Itisadvisabletomakeapipingloopnearoutdoorunitsoastoreducevibra
-
tion transmitted from there.
Note:
When operating the air conditioner in low outside temperature, be sure to
follow the instructions described below.
• Neverinstalltheoutdoorunitinaplacewhereitsairinlet/outletsidemay
be exposed directly to wind.
• Topreventexposuretowind,installtheoutdoorunitwithitsairinletside
facing the wall.
•
Topreventexposuretowind,itisrecommendedtoinstallabafeboardon
the air outlet side of the outdoor unit.
Avoidthefollowingplacesforinstallationwhereairconditionertroubleisli-
able to occur.
• Whereammablegascouldleak.
• Where there is much machine oil.
• Salty places such as the seaside.
• Wheresuldegasisgeneratedsuchasahotspring.
• Where there is high-frequency or wireless equipment.
• WherethereisemissionofhighlevelsofVOCs,includingphthalatecom
-
pounds,formaldehyde,etc.,whichmaycausechemicalcracking.
3.
Obstaclesinfront(blowing)only
Whenthereisanobstacleinfrontoftheunitasshowninthegure,open
spaceabove,behind,andonthesidesoftheunitisrequired.
2.
Front (blowing) side open
Aslongasspaceindicatedinthegureisprovided,itisallowedtoinstall
the unit where obstacles are behind and on the sides of the unit. (No ob
-
stacleabovetheunit)
FREESPACEREQUIREDAROUNDOUTDOORUNIT
Servicespace
• When installing the unit in an area that is enclosed with walls such as a
verandah,besuretohaveenoughspaceasshownbelow.
In this case, the air conditioning capacity and power consumption might
deteriorate.
• When installing two or more units, do not install the units in front or be
-
hind 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abovetheunitonlyifthespace
showninthegureisprovided.
6.
Service space
Providespaceforserviceandmaintenanceasshowninthegure.
500(19-11/16)ormore
100(3-15/16)ormore
5.
Obstaclesinfront,behindandonside(s)
(Unit:mm(inch))
Heightoftheobstacleis1200(47-1/4)orless
500(19-11/16)ormore
100(3-15/16)ormore
500(19-11/16)
or more
350(13-25/32)ormore
100(3-15/16)ormore
350(13-25/32)ormore
100(3-15/16)ormore
200(7-7/8)ormore
350(13-25/32)ormore
100(3-15/16)
or more
200(7-7/8)ormore
350(13-25/32)
or more
500(19-11/16)
or more
500(19-11/16)
or more
4.
Obstaclesinfrontandbehind
The unit can be used by attaching an optional outdoor blowing guide
(MAC-856SG)(butbothsidesandtopareopen).
100(3-15/16)ormore
Blowingguide(MAC-856SG)
500(19-11/16)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-3B MXZ-4B Liquid/Gas
6.35(1/4)
→
9.52(3/8):PAC-493PI
9.52(3/8)
→
12.7(1/2):MAC-454JP
9.52(3/8)
→
15.88(5/8):PAC-SG76RJ
12.7(1/2)
→
9.52(3/8):MAC-A455JP
12.7(1/2)
→
15.88(5/8):MAC-A456JP
Refer to the installation manual of indoor unit for the diameter of connection pipe of indoor unit.
A UNIT 6.35(1/4)/12.7(1/2)
B - C UNIT B - D UNIT 6.35(1/4)/9.52(3/8)
(Unit:mm(inch))
JG79A417H01_en.indd 2 10/12/2010 9:19:44 AM
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