MLZ-KP Installation Manual

En-6
• Insert the drain pipe
B
 completely into drain
pipingconnectingpart.
• Apply insulating material
J
 untildrain piping
connectingpart,asshownabove.
Drainhoseconnectingpart
Drainhose
Drainpipingconnectingpart(withsocket)
1/100ormoredownwardslope
Drainpipingconnectingpart
Drainhose
Insulatingmaterial
J
Drainpipingcon-
nectingpart
About2-3/8in.(60
mm)fromtheend
Drainpipingconnectingpart
Drainpipe
B
Drainhose
Drainhose
connectingpart
19-11/16in.(500mm)
orless
1/100ormore
downwardslope
*Drainhose
canbecutby
toolssuchascutters.
Ceiling
• ConnectdrainpipeBdirectlytodrainpipingconnectingpart(socket
side)ofdrainhose
.
• Besuretoconnectdrainhose
totheindoorunitsideasshowninthe
illustrationontheright.Besuretoconnectthedrainhoseconnecting
partusingadhesiveofpolyvinylchloridefamilytopreventleakage.
• To bring up thedrainexit,rst arrange drain hose
to go upward
vertically,andthenprovide1/100ormoredownwardslope,asshown
intheillustrationbelow.
• Ifthedrainpipingpassindoor,besuretoapplyinsulatingmaterial
J
(Foamedpolyethylene,specicgravity0.03,thicknessmorethan3/8in.
(10mm)).
Connectdrainhoseconnectingpartusingadhesiveofpolyvinylchloride
familybeforeinstallingthehoseband.
Drainhose
Drainpipe
B
*Donotmakedrain
pipingasshown.
Pipeelbow
Hoseband
• ApplyinsulatingmaterialJuntildrainpipingconnectingpart,asshown
intheupperrightillustration.
• Drainpipingshouldformadownwardslope(1/100ormore)totheoutdoor
drainexit.Donotformtraporraisethepipe.
• Donotarrangethepipehorizontallyformorethan65ft.(20m).When
thedrainpipingistoolong,usesupportmetaltopreventthedrainpipe
fromforminganupordowncurve.Besurenottoinstallaairbleeder.
(Sincedrainlift-upmechanismisbuilt-in,drainmayblowout.)
• Odortrapfordrainoutletisnotnecessary.
• Forgroupedpiping,arrangepipingsothatthegroupedpipingisabout
3-15/16in.(100mm)lowerthantheunitdrainexit,asshowninthegure.
Useaboutadrainpipe(O.D.1-1/2in.(38mm))forgroupedpiping,and
arrangeitsothatitformsabout1/100ormoredownwardslope.
• Donotplacedrainpipingdirectlyintoaplacewhereammoniagasor
sulfuricgasisformed,suchassewagetanksorseptictanks.
2to5ft.
(0.75mto1.5m)
Supportmetal
Insulating
material
J
1/100ormoredownwardslope
Asmuchaspossible
(about4in.(100mm))
Airbleeder
Donotraise
Tipofdrainhose
dippedinwater
Atleast2in.
(50mm)gap
Odortrap
2-3/8in.
(61mm)
2-3/8in.
(61mm)
Asshortaspossible
Drainpipe
B
DrainpipeB
Ceiling
Aslongaspossible
(about4in.(100mm))
Drainpipe
(O.D.1-1/2in.(38mm))
1/100ormore
downwardslope
RG79Y948H01_en.indd 6 2018/01/23 11:41:54