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selecting a location
Consider these points as you choose the location for your
humidifier.
Locate humidifieron supplyair plenum(Fig. 1) or returnair ple-
num.Ifthehumidifierisinstalledonthe rstumairplenum,the flex-
iblehose,roundopening,isconnectedto the supplyair plenum.
If furnace is equipped with air conditioning, humidifier should be
mounted above or at slope side of "A" coil to avoid possible splash-
ing (Fig. 2) of water.
Humidifiershouldbe installedsothatifthehumidifieroranyother
connectionsshouldleak,the resulting flowofwaterwillnotcause
damage.Undernocondition isSearsand the manufacturertobe
heldliablefor anywaterdamage in connection withthis humidi-
fier.Never installhumidifierinattic orcrawlspacewherefreezing
may occuror leaking will causewaterdamage.
If holesbetween supplyair plenum andreturn air plenummust
be locatedmore than 40 inchesapart (Fig. 1), standard6 inch
roundpipeand fittings(not supplied)may be used, or an 8 foot
sectionofflexibletube No. 28115205 maybe pumhasedthrough
the SearspartsdepartmenLMaterialsneededforthistypeinstal-
lationare availableat Seam.
installation
The humidifierisshippedwiththe block-offpanelon the
rightside(Fig.3).Thisissuitableforinstallationasshown
in Fig. 1, above. If this is suitableforyour installation,
removepartsas shownunderDISASSEMBLY.
If you require the block-off panel on the left side (Fig. 4),
startwith DISASSEMBLY then remove block-offpanetfrom
dghtflange and install with the same screwson leftflange.
FIBER PLENUM DUCTS
NOTE: The mountingscrewssuppliedere forstan-
dard installationon sh_t metalplenumducts.
If you have fiber plenum ducts, install the hu-
midifierand components withthru-belts,nuts,and
washers (not supplied).(This fiber duct installa-
tion hardware is not supplied and mustbe pur-
chased from you local hardware store.)
16 inch minimum
40 inch maximum using flex
hose provided*
•Purchaseadditional
hosefo_greaterspans.
ReturnAir
Plenum
PlaceHumidifier
SupplyAi
Plenum
Air ConditionerCoil
AS SHIPPED
LeftHandFlange
Block-Off
Panel
BypassFlange
Block-Off
Panel
Fumac_
Duct
AS CONVI=HTI=U
RightHandFlange
BypassFlange
CAUTION: Safetyglassesshouldbe wornto pre-
venteye injurywhen installinghumidifier.
disassembly
1.Takeofffrontpanel byslidingpanelup and pullingoutat
the bottom.
2. Removecorrugated spacer and by.peesbootwhich con-
talnsdamper,collar &flextubeandtubedamp.
3. Removemediapad by liftingbottom edgeup slightlyand
pullingout.
Cese/umemUy