Heatiator ECO-WINS18 Indoor Fireplace User Manual


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Heatilator • ECO-WINS18 • 7065-132B • August 29 2011
26
C. Negative Pressure
Negativepressureresultsfromtheimbalanceofairavailable
fortheappliancetooperateproperly.Itcanbestrongestin
lowerlevelsofthehouse.
Causesinclude:
• Exhaustfans(kitchen,bath,etc.)
• Rangehoods
• Combustionairrequirementsforfurnaces,waterheaters
andothercombustionappliances
• Clothesdryers
• Locationofreturn-airventstofurnaceorairconditioning
• ImbalancesoftheHVACairhandlingsystem
• Upperlevelairleakssuchas:
- Recessedlighting
- Attichatch
- Ductleaks
Tominimizetheeffectsofnegativeairpressure:
• Installtheoutsideairkitwiththeintakefacingprevailing
windsduringtheheatingseason
• Ensureadequateoutdoorairforallcombustionappliances
andexhaustequipment
• Ensurefurnaceandairconditioningreturnventsarenot
locatedintheimmediatevicinityoftheappliance
• Avoidinstallingtheapplianceneardoors,walkwaysor
smallisolatedspaces
• Recessedlightingshouldbea“sealedcan”design
• Attichatchesweatherstrippedorsealed
• Atticmountedductworkandairhandlerjointsandseams
tapedorsealed
• Basementinstallationsshouldbeavoided
WARNING
• Negativepressurecancausespillageofcom-
bustionfumes,sootandcarbonmonoxide.
• Applianceneedstodraftproperlyforsafety.
Asphyxiation Risk.
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