Dometic AIRCOMMAND IBIS User manual

1
\
INSTALLATIONINSTRUCTIONS AIRCOMMAND IBIS
ROOFTOPAIRCONDITIONER
Suitability:
TheIBIScaravanrooftop aircondioner issuitableforinstallation on caravans
and motorhomesprovidedtheroof structureissuitableand theinstalledposition
allowsfor reasonableair circulation withinthevan.
Acentral installedposition isrecommendedtoallowfor evenair distribution
throughoutthevan. Indifficultpositionstheairdistribution plenum maybeset at right
anglestothefore/aftdirection of thevan
Fig1
Theinstalledweightof aunitis46KGand theroof structuremustbestrongenough
tocarrythisload. If indoubtalwaysusean“H” frametospreadtheloadouttothe
walls.See Figs.1& 2for details.
More information https://www.caravansplus.com.au

2
Fig2
Theunitmustnotbeinstalledmorethan5degreesoutof levelfore/aft.
The240V50Hzpower supplymustbeprotectedwitha15Amp circuitbreaker.
Installation:
Theunitrequiresa356mm squarehole(14”x14”).Thisholemustbeboxed
up allaround andbestructurallyintegralwiththetransverseroof members. The
boxingup mustisolate theairconditioner returnairfrom theceilingspace. SeeFig.3
Fig3
Thepower cable( 7/050twin& E )canbeenteredon any sideof thissquarehole
for connection tothepower inlet block.
More information https://www.caravansplus.com.au

3
Beforeinstalling theunitover thesquarehole, cleantheroof around thehole
toremoveany greaseetc. See Fig4.
Fig4
Takethesealing gasket and stripoff thebackingtoexposetheself adhesiveside.
Laythegasket over theholeand press downfirmly.
Applysiliconesealantaround theoutsideedgeof thegasket, and nowthe
aircondionerisready forinstallation over thehole. Seefig. 5
Lifttheunitover theholeand manipulate itsotheholddownboltholesare
sightedineachcorner of thesquarehole.
Fig5
More information https://www.caravansplus.com.au

4
Boltingdown:
NB: Themaximum lengthof threaded rodallowabletobe screwed into the unit
is60mm.
Thestandardrodssuppliedare100mm x5/16”BSW.Iftheceilingthickness issuch
that morethan60 mm willenter theunit,thenthethreadedrodsmustbeshortenedor
replacedwithashorter type.
Usinganoverlengthrod maydamagetheevaporator assywithintheunit.
Installing the4clamp bars:See Figs6&7
Firstlyengagethe4threadedrodsintothemouldedinnutsinthebaseof theunit. Run
thethreadedrodsinuntil thereisabout20mm of rodsbelowtheceilingline.
Nowtakeeachclamp bar inturn, feedthemontothethreadedrod andforce the
threadedrod firmlyintothecorner of thesquarehole.
Nowusingthenailsprovided, affixtheclamp barsat 45degreesacross thecornersof
thesquarehole. THISISMOSTIMPORTANT.
Ensure that theheavywashersprovided are used.
Nowstartthenutsandtighteneachprogressivelytopulltheunitdownfirmly.
Puton thesecondnutand lockitagainstthefirsttosecurethebolts. Fig6
Fig6
More information https://www.caravansplus.com.au

5
Fig7
Connection of power supply:See Fig.8
Thepower cablecannowbeconnectedviatheterminalblocklocatedon the
undersideof unit.
Fig8
Attachmentof theduct assy& extension duct:
More information https://www.caravansplus.com.au

6
Measurethedistance from thefandischargetube, after theunitisclampeddownto
theceiling.Thisisdimension “A”
Add 15mm whichistheoverlapdistance of theextension duct over the
fantube.
Extension duct lengthisthereforeA+15mm =“D”
Cuttheextension duct tothislength. See Fig9
Fig9
Fitthecircular duct tothefandischargetubeengagingthenotchover thefancable.
See Fig10
Fig10
More information https://www.caravansplus.com.au

7
Nowtheduct canbeengagedwiththeextension duct andpushedup firmlyagainst
theceiling. NBtheextension duct shouldfitsnugglyintothefoamsealat thebaseof
theduct spigot.
Note that therearetwosetsof holesprovidedintheduct tosecureittotheceiling.
Select theholesthat willpickup thetimber framingaround thehole.
Usingthescrewsprovided, screw theduct totheceilingensuringthat theduct faces
foreand aftaccurately. ( insomecircumstancesyou mayelect toinstalltheduct at
rightanglestoforeand aft)
Installation of theplenum facia:
Fig11
Firstlyreachup and undo thetiesecuringthecontrolcable. Letthecontrolcablehang
down. See Fig11Minimisetheamountof controlcablehangingdownby rollingit
up andsecuringwitharubber band. Too muchcablelayingaboutmayinterferewith
theremovablefilter.
Liftup thefaciaand connect thecontrolcablestogether viathe4pinmicroplug.
More information https://www.caravansplus.com.au

8
Fig12
Fig13
More information https://www.caravansplus.com.au

9
Fig14
Nowfitfaciatoduct and screw the4securing screwsup intotheduct. Figs12, 13
& 14.
Removethereturnairfiltersand drivefixingscrewsintotheceilingtoensurethefacia
fitssnugglyagainsttheceiling. See fig15
Fig15
Refitfilters. Fig16
More information https://www.caravansplus.com.au

10
Fig16
Commissioningof theunit: (see alsoinstructionstooperate controls)
Turnon thecircuitbreaker toenergiseunit.
Theunitmaybecontrolledeither withtheswingdownpanelor theremote control.
Withtheswingdownpanel:
Uncliptheswingdownpanel. (useatableknifeor
similar) Seefig17.
Fig17
Press “ON” pad.
Choose“AUTOFAN”
Choosesay“COOL”
More information https://www.caravansplus.com.au