Trouble, Shooting, Continued, Leaks see Checking Gas

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Contents

VENTED NATURAL GAS HEATERS OWNER’S OPERATION AND INSTALLATION MANUALModels GVB35N and GVB50N Save this manual for future reference PAGE CONTENTSSECTION INFORMATION SAFETYWARNINGS DANGER Continued SAFETY INFORMATIONWARNINGS Continued Figure 1 - Vented Natural Gas Heater PRODUCT IDENTIFICATIONFigure 2 - Vented Natural Gas Heater, Rear View 100353 INSTALLING FEATURESLOCAL CODES UNPACKING Never install the heater INSTALLING HEATERFor convenience and efficiency, install heater If you install the heater in a home garage VENTING HEATER INSTALLING HEATERContinued Continued INSTALLING HEATERVENTING HEATER continued Figure 4 - Improper Venting Systems Continued INSTALLING HEATERVENTING HEATER continued Proper Size Vent Vent Types CONNECTING TO GAS SUPPLY INSTALLINGHEATER Continued Continued INSTALLING HEATERFor purposes of input adjustment Pressure Testing Gas Supply Piping System INSTALLINGPressure Testing Heater Gas Connections HEATER INSTALLING GLASS PANEL INSTALLING HEATERFigure 9 - Removing Lower Front Access Panel Continued HEATER INSTALLINGContinued 8.Repeat steps 4 through 7 for all glass panels Carbon monoxide poisoning may lead to death FRESH AIR FOR COMBUSTION AND VENTILATIONDANGER VENTILATION COMBUSTIONFRESH AIR FOR Continued COMBUSTION FRESH AIR FORVENTILATION DANGER VENTILATION COMBUSTIONFRESH AIR FOR Continued LIGHTING INSTRUCTIONS OPERATING HEATERFOR YOUR SAFETY READ BEFORE LIGHTING Continued OPERATING HEATERContinued Figure 17 - Viewing Pilot OPERATING HEATER MANUAL LIGHTING PROCEDUREContinued TO TURN OFF GAS TO APPLIANCE PILOT FLAME PATTERN INSPECTING PILOT AND BURNER FLAMEBURNER FLAME PATTERN Continued Continued INSPECTING PILOT AND BURNER FLAME CABINET CLEANING AND MAINTENANCECOMBUSTION CHAMBER AND BURNER PILOT and Maintenance, page TROUBLESHOOTING ing and Maintenance Cleaning and MainteCleaning and Mainte TROUBLE ing and Maintenance TROUBLE- SHOOTINGMaintenance, page Cleaning TROUBLE ing and MaintenanceSHOOTING Continued Removing Control Valve and Burner Tube SERVICE PROCEDURES Continued SERVICE PROCEDURESRemoving Burner Continued Changing Burner Orifice SERVICE PROCEDURESContinued SPECIFICATIONS TECHNICAL SERVICESERVICE HINTS ORDERING REPLACEMENTPARTS CENTRALS MANUAL SHUTOFF VALVE - GA5010 ACCESSORIESBLOWER KIT - PART NUMBER GA6010 Assembly PARTS LISTILLUSTRATED Burner PART NUMBER FOR PARTS LIST Burner AssemblyGVB50N GVB35N manual ILLUSTRATED PARTS LIST Cabinet AssemblyPage DESA WARRANTY INFORMATION

Desa GVB50N, GVB35N Trouble, Shooting, Continued, leaks see Checking Gas, Connections, page

Models: GVB35N GVB50N