Quadra-Fire Direct Vent Gas Appliance COLBAY-FS-B Installation And Operation Manual

Also see for COLUMBIA BAY: Specification Specifications Installation, venting, operation & maintenance manual Installation, venting, operation & maintenance manual

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Quadra-Fire Direct Vent Gas Appliance COLBAY-FS-B Installation And Operation Manual Manual pdf 32 page image

Page 32 10/08Quadra-Fire • Columbia Bay • 250-5195 Rev. KRefer to the vent graph on page 11. If your installation fallswithin the range of the gray shaded area of graph, it may benecessary to make an adjustment to the vertical damper toimprove the flame appearance in your appliance.Figure 8.14 The shutter is located on the underside of theappliance, on the right side. To adjust the shutter, loosenthe wingnut.. Retighten the wingnut after adjustment.Moving the shutter bolt to the right closes the shutter. Movingthe shutter bolt to the left, will open the shutter. Opening theshutter causes flames to become shorter and blue. Closingthe shutter creates taller orange/yellow flames.NOTE: Do not close so much as to cause a sooty flame.Improper adjustment can cause sooting in the firebox and/oron the outside of a house with a horizontal termination.After adjustment, tighten nut to lock in place.I. Vertical Damper AdjustmentFigure 8.13 The vertical damper adjustment is located on theright side of the unit behind the side curtain. The damper iscentered towards the top of the unit.J. Shutter AdjustmentMake adjustment until flame size and activity suits yourpersonal preference, and then retighten screws onadjustment control.NOTE: In the Commonwealth of Massachusetts, the worddamper shall be replaced with the words flue restrictor.Loosen screws using a Phillips screwdriver.Pivot the vertical damper adjustor in 1/4 in. increments whileobserving the flame activity.Turn clockwise to open the damper = less flame height andmore blue in flame color.Turn counterclockwise to close damper = increased flameheight and more yellow in flame color.OPEN CLOSE