Installation Guide
69-2285EFS—03 2
safety precautIons
cautIon: Voltage hazard.
Can cause electrical shock or equipment damage.
Disconnect HVAC equipment before beginning installation.
Warning: electrocution, heavy equipment, and Water hazard.
Cancausedeath,blindness,waterdamagetohomea ndheatingelementfailure.
Warning: steam condensation, fire, and freezing Water hazard.
Can cause failure of fan or limit control or result in water damage to home.
contractors: Important InstallatIon requIrements
Failuretocomplywillresultinvoidedwarranty,improperinstallation,andservicecallbacks.
• Donotdirectthesteamnozzleatpeople.
• Waterinsidetankcanbeveryhot.Explainthistohomeowner andemphasizethewarninglabelonTrueSTEAM.
• Donotcutintoanyairconditioningorelectrical line
• WearsafetyglasseswhileinstallingTrueSTEAM.
• Mountthehumidifierinalevelpositiontoavoid waterdamageorheatingelementfailure.
• InstallTrueSTEAMonthesupplyduct.RemotelymountTrueSTEAMtothesupplyductifdirectmountis not
possible.
• Donotinstallthesteamnozzleintosupplyduct withstaticpressureexceeding0.5in.w.c.
• IfremotelymountingTrueSTEAM,refertotheremotemountguide(69-2317)forfurtherinstructions.
• Donotinstallthehumidifierwheretheambienttemperatureislower than32°F(0°C)orhigherthan104°F(40°C).
• Condensatepumpmustberatedat212°F(100°C).
• Consultlocalplumbingcodesfordrainsize,material,and maximumtemperatureallowed.
• IfTrueSTEAMlocationisinorabovefinishedspace,installadrippan withawetswitchunderTrueSTEAM,the
waterfilter,andbackflowpreventer.
• Donotinstallthehumidifiernozzlethroughwoodensidewalls(e.g., floorjoist).
• Themountingareamustbestrongenoughtosupportthehumidifier’sweightwhen itisfullofwater(upto15
lbs.).
• Iftheductinghasexposedinsulatedmaterialsonthe interior,ensurethenozzleextendsbeyondtheinsulation
byclearingawayexcessinsulationattheinsertionpoint, orreplaceasectionofinsulatedduct(approximately6
in.x6in.)withrigid,non-insulatedsheetmetal.
• Allowatleast4inchesofclearancebetweenthe TrueSTEAMnozzleoutletandanyinteriorducttoavoid
condensation forming.
• MountTrueSTEAMwherethenozzleoutlethasaminimumof24inchesof downstreamopenairspace.
• Donotinstallincompletelyenclosedspaces,suchas acabinetorunventilatedcloset.Choosealocationthat is
well ventilated.
• Allowatleast1footclearancetoventilationholes inhumidifier’scover.Donotcovertheseholes.Coveringthem
can increase the internal operating temperature of the humidifier and shorten the humidifier’s life.
• Donotmountdirectlytoductboard.Remotemountnozzleattachment allowedonlywithaHoneywellduct
board adapter kit.
• Ifusednearapoolorspa,ensuretheTrueSTEAMcannotfall intothewaterorbesplashed.Also,ensurethe
TrueSTEAM is plugged into a GFI ground fault interrupt outlet.