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7104133OWNER’S MANUALMAINTENANCEWARNING: Never serviceheater while it is connected togas supply, operating, or hot.Severe burns can occur.1. Keep heater clean. Clean heater annu-ally or as needed to remove dust anddebris. If heater is dirty or dusty, cleanheater with a damp cloth.2. Inspect heater before each use. Checkconnections for leaks. Apply mixtureof liquid soap and water to connections.Bubbles forming show a leak. Correctall leaks at once.3. Have heater inspected yearly by aqualified service agency.4. Keep inside of heater free from com-bustible and foreign objects.STORAGE1. Place plastic cover cap over brass fit-ting on inlet connector.2. Store in dry, clean, and safe place.3. When taking heater out of storage, al-ways check inside of heater. Insects andsmall animals may place foreign ob-jects in heater. Keep inside of heaterfree from combustible and foreign ob-jects.CAUTION: Disconnect heaterfrom natural gas supply.Parts Under WarrantyContact authorized dealers of this product.If they can’t supply original replacementpart(s), either contact your nearest PartsCentral or call DESA International’s Tech-nical Service Department at 1-800-323-5190.When calling DESA International, haveready• your name• how heater was malfunctioning• your address• purchase date• model number of your heaterIn most cases, we will ask you to return thedefective part to the factory.Parts Not Under WarrantyContact authorized dealers of this product.If they can’t supply original replacementpart(s), either contact your nearest PartsCentral or call DESA International’s PartsDepartment at 1-800-972-7879 for referralinformation.When calling DESA International, haveready• model number of your heater• the replacement part numberREPLACEMENTPARTSWARNING: Use only originalreplacement parts. This heatermust use design-specific parts.Do not substitute or use genericparts. Improper replacementparts could cause serious or fa-tal injuries. This will also protectyour warranty coverage for partsreplaced under warranty.