Radware VOYA-GRAND-PMH Lawn Mower User Manual


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Page 26
7075-166
September 25, 2012
R
VOYAGEUR GRAND Wood Insert
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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