A.O. Smith 197835-001 Water Heater User Manual


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8. Operateheaterthrough1heatcycletoensurecombustion-airand
ventpipesareproperlyconnectedtoconcentricventtermination
connections.
FIGURE G.
MULTI-CONCENTRIC VENT TERMINATIONS
Whentwoormoreappliancesaredirectedventedwithconcentric
ventterminationsneareachother,eachappliancemustbe
individuallyvented.NEVERcommonventthisappliance.When
twoormoreappliancesaredirectventedusingconcentricvent
terminations,theappliancesmaybeventedasshowninFigureH
andFigureI.
Figure H.
ConcentricVentTerminations
forHorizontalDirectVenting.
Figure I.
ConcentricVentTerminationsforVertical
DirectVentingthrougharoof.
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