Dometic AIRCOMMAND IBIS User manual

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.

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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.

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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

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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

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Fig7

Connection of power supply:See Fig.8

Thepower cablecannowbeconnectedviatheterminalblocklocatedon the

undersideof unit.

Fig8

Attachmentof theduct assy& extension duct:

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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

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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.

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Fig12

Fig13

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Fig14

Nowfitfaciatoduct and screw the4securing screwsup intotheduct. Figs12, 13

& 14.

Removethereturnairfiltersand drivefixingscrewsintotheceilingtoensurethefacia

fitssnugglyagainsttheceiling. See fig15

Fig15

Refitfilters. Fig16

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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”

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