www.desatech.com116010-01C 13IMPORTANT: The glass must be allowed towarm slowly and evenly. The tempered glass willwithstand a gradual temperature rise to 550° F,which is more than a normal fire will generate.Such materials as pitch/wax laden logs, very drymill end lumber and large amounts of paper orcardboard boxes can create an excessively hot fireand should not be burned in this fireplace. Alwayskeep the fire well back from the doors and neverallow flames to contact the glass.WARNING: Fireplacesequipped with glass doorsshould be operated only withdoors fully opened or doors fullyclosed. Doors, if left partly open,may draw gas and flame out ofthe fireplace opening creatingrisks of both fire and smoke.Cleaning GlassClean glass with any commercial glass cleaner orsoap and water. Do not use any abrasive materialto clean glass. Do not clean glass with any coolwater if glass is still hot from the fire and smoke.A gas line or gas log lighter may be installed for thepurpose of installing a vented or vent-free deco-rative gas appliance incorporating an automaticshutoff device and complying with the Standardfor Decorative Gas Appliances for Installation inVented Fireplaces, ANSI Z21.60 or American GasAssociation draft requirements for Gas Fired LogLighters for Wood Burning Fireplaces, Draft NO.4 dated August, 1993.If you wish to install an unvented (vent-free) gaslog set, only unvented gas log sets which have beenfound to comply with the standard for unventedroom heaters, ANSI Z21.11.2 are to be installedin this fireplace.OUTSIDE AIR AND DAMPERHANDLE OPERATIONThe damper handle, which opens and closes thedamper blade, is located in the upper front faceof the fireplace. Pushing the handle forward andup through the keyway slot will free damperblade to automatically open. Pushing the handleforward and down will lock damper blade closed(see Figure 25).operaTion andMainTenance guidelineSContinuedFigure 25 - Operating Damper HandleDamperWeightTo CloseDamperTo OpenDamperDamperWeightThe outside air kit lever is located at the left andright hand sides of fireplace (see Figure 26). Lift-ing lever up will free the outside air door to open.Pulling lever down will lock the door.WARNING: Risk of fire! Re-place grate with DESA model109496-03 grate only. This gratehas been designed to keep theoperation of your fireplace safeand efficient.Open PositionClosed PositionFigure 26 - Outside Air Kit Lever