Fujitsu ASYG36LMTA - Page 4

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6.4. Installing the wall hook bracket
(1)Installthewallhookbracketsothatitiscorrectlypositionedhorizontallyandvertically.
Ifthewallhookbracketistitled,waterwilldriptotheoor.
(2)
Installthewallhookbracketsothatitisstrongenoughtosupporttheweightoftheunit.
•Fastenthewallhookbrackettothewallwith5ormorescrewsthroughtheholesnear
theouteredgeofthebracket.
•Checkthatthereisnorattleatthewallhookbracket.
Wallhookbracket
Tappingscrew(large)
(Accessory,8pcs)
CAUTION
Installthewall-hookbracketbothhorizontallyandverticallyaligned.
Misalignedinstallationmaycausewaterleakage.
6.5. Forming the drain hose and pipe
CAUTION
•Insertdrainhoseanddraincapsecurely.Drainshouldslopedowntoavoidwaterleakage.
•When inserting the drain hose, no other material than water should be applied.
Applicationofothermaterialthanwaterwillcausedeteriorationofthehose,andmay
causewaterleakage.
•Afteryouremoveadrainhose,besuretoattachthedraincap.
•Whenyousecurethepipinganddrainhosewithtape,arrangethedrainhosesothat
itisatthebottomofthepiping.
•Fordrainhosepipinginlowtemperatureenvironment,youneedtoapplyfreeze
protectiontopreventafrozendrainhose.
Aftercoolingoperationisperformedinlowtemperatureenvironment,(whenoutdoor
temperatureunder0°C,)waterinthedrainhosecouldbefrozen.Frozendrainwater
willblockthewaterowinthehose,andmaycausewaterleakageattheindoorunit.
[Rear piping, Right piping, Bottom piping]
•Installtheindoorunitpipinginthedirectionofthewallholeandbindthedrainhose
andpipetogetherwithvinyltape.
•Installthepipingsothatthedrainhoseisatthebottom.
•Wrapthepipesoftheindoorunitthatarevisiblefromtheoutsidewithdecorativetape.
Rightpiping
Bindwithvinyltape
Indoorunitdrainhose
(bottom)
Pipe(top)
Rearpiping
Bottompiping
[For Left rear piping, Left piping]
Interchangethedraincapandthedrainhose.
Draincap
Indoorunit
drainhose
Removethedraincapbypull-
ingattheprojectionattheend
ofthecapwithpliers,etc.
Forleftoutletpiping,cut
offthepipingoutletcutting
groovewithahacksaw.
Installing the Drain cap
Useahexagonalwrench4mmatoppositesideto
insertthedraincap,tillthedraincapcontactsthetip
ofthedraincock.
Nogap
Hexagonal
wrench
Drain

cock
Draincap
CAUTION
Insertthedrainhoseanddrain capinto thedrain port,making surethat itcomes
incontact with the back of the drain port, and then mount it.If the drain hose is not
connectedproperly,leakingwilloccur.
•Forleftpipingandleftrearpiping,alignthemarksonthewallhookbracketandshape
theconnectionpipe.
•Bendtheconnectionpipingatthebendradiusof100mmormoreandinstallnomore
than35mmfromthewall.
•Afterpassingtheindoorpipinganddrainhosethroughthewallhole,hangtheindoorunit
onthehooksatthetopandbottomofthewallhookbracket.
Wallhook
bracket
Alignmentmarks
Smallpiping
Connection
piping
Largepiping
[Installing the indoor unit]
• Hangtheindoorunitfromthehooksatthetopofthewallhookbracket.
• Insertthespacer,etc.betweentheindoorunitandthewallhookbracketandseparate
thebottomoftheindoorunitfromthewall.
Indoorunit
Wallhookbracket
(Spacer)
Tophooks
Indoor
unit
(Fitting)
Bottomhooks
Wallhook
bracket
• Afterhookingtheindoorunittothetophook,hookthettingsoftheindoorunittothe2
bottomhookswhileloweringtheunitandpushingitagainstthewall.
6.6. Flare connection (Pipe connection)
CAUTION
Tightentheflarenutswithatorquewrenchusingthespecifiedtighteningmethod.
Otherwise,thearenutscouldbreakafteraprolongedperiod,causingrefrigeranttoleak
andgeneratehazardousgasiftherefrigerantcomesintocontactwithaame.
6.6.1. Flaring
UsespecialpipecutterandaretooldesignedforR410Apipework.
(1) Cuttheconnectionpipetothenecessarylengthwithapipecutter.
(2) Holdthepipedownwardsothatcuttingswillnotenterthepipeandremoveanyburrs.
(3) Insertthearenut(alwaysusethearenutattachedtotheindoorunit(s)andoutdoor
unitorbranchboxrespectively)ontothepipeandperformtheareprocessingwitha
aretool.UsethespecialR410Aaretool,ortheconventionalaretool.Leakageof
refrigerantmayresultifotherarenutsareused.
(4) Protectthepipesbypinchingthem orwithtape topreventdust, dirt,orwaterfrom
enteringthepipes.
Die
A
Pipe
B
L
Checkif[L]isflareduniformly
andisnotcrackedorscratched.
9387082050_IM.indb 4 12/10/2015 13:33:22
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