Dometic AIRCOMMAND IBIS User manual

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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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Set temperatureafew degreesbelowroom temperature. Note:Thedigitalreadout=
actualroom temp. Press downor uparrowthereadoutwillblinkouttheset pointand
thenreturntoroom temp.
Thefanwillstartimmediatelyand thecompressor willstartafter a3minute delay.
CheckunitrunsOK and cools.
OPERATING INSTRUCTIONS
Turntheuniton by pressingthe ON/OFF button once
Press the MODE button tocyclethroughoptions Cool,Dry, Heat , and Fan.
Toselect cooling,cyclemodebuttontohighlight COOL.
You mayselect either High, Med, Low, or Auto fanspeedsby pressingthe FAN
button. Itisrecommendedthat youchoose Auto.
Nowselect thedesiredroom temperature(hereinrefereedtoasSETPOINT).
Bypressingthe TEMP up or downkeys, thereadoutwillflashthesetpoint
temperature. Keeppressingthebuttonuntilitflashesyour desiredsetpoint.
Inapprox 5secondsthedisplaywillresumereadingtheactualroomtemp.
Thecompressor willhaveadelayedstartusually3minutes, beforeunitstartstocool.
NB:Any interruption tothepower supplywillcausetheunittodelaycompressor start
up.
For simplyrecirculatingair, choosethe FAN mode.
Chooseanyof thethree fanspeedsby pressing FAN button.
NB:TemperaturebuttonisinvalidinFanonlymode.
Toheat, press MODE button tohighlight HEAT.
Select desiredsetpointtemperatureby pressing TEMP buttonsupor down.
Itisrecommendedthat AUTO fanspeedbeselected.
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After thedelay, thecompressor willstart. Usuallythefanwillstop and willnotre
energize untiltheheat exchanger haswarmedand thenthefanwillstarttoblow
warmair.
The DRY modeisusedwhentheroomtemperatureisclosetocomfortablebutyou
wishtodehumidify.
Press MODE buttontohighlight DRY.
Set thetemperaturetodesiredsetpoint.
NB:Thefanspeedislockedin LOW.
Thecompressor willcycle on and off at approximate intervalsof 6minutestoextract
moisturefrom theair.
SLEEPmode: If theunitisoperatingincooling, thenif the SLEEP buttonispressed
tohighlighttheSleeplight, thentheunitover thenextonehour willautomatically
raisetheset pointby 1C.
Converselyin HEATmode, thesetpointwillbelowered1C.
The TIMER maybeusedtoturnoff theunitinthefuture(up to24 hours)
Or
Maybeusedtoturnon theunitup to24 hoursintothefuture.
Press TIMER buttononce andthedisplaywillflash. Within3seconds,Press the
timer button until you haveset desiredtimeintothefuturetoturnoff unit.
Asubsequentpress of thetimer buttonwill allowthetimetostart theunittobe
programmed.
LOCKING FUNCTION:
Thisprovidesameansoflockinginthemodeand fanspeedsettings.
Tolock.Press Temp down keysimultaneouslywith MODEbutton.
Holdfor 3 secondsand thelockindicatorwill light.
Tounlock,repeat aboveprocedure.
To changereadoutfromCentigrade toFahrenheitorvice versa:
Press Temp down keysimultaneouslywiththe Fan key.
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OPERATIONUSINGTHEREMOTEHANDPIECE:
Besuretopointthesignaltransmitterat themaincontrolon theplenum.
Allfunctionsareavailable asper themaincontrol.
Indicator lightswill confirmwhat functionshavebeenselected
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