Desa GVB50N, GVB35N Cleaning And Maintenance, Cabinet, Combustion Chamber And Burner, Pilot

Contents VENTED NATURAL GAS HEATERS OWNER’S OPERATION AND INSTALLATION MANUALModels GVB35N and GVB50N Save this manual for future referenceSECTION CONTENTSPAGE INFORMATION SAFETYWARNINGS DANGERWARNINGS Continued SAFETY INFORMATIONContinued Figure 1 - Vented Natural Gas Heater PRODUCT IDENTIFICATIONFigure 2 - Vented Natural Gas Heater, Rear View 100353INSTALLING FEATURESLOCAL CODES UNPACKINGNever install the heater INSTALLING HEATERFor convenience and efficiency, install heater If you install the heater in a home garageContinued INSTALLING HEATERVENTING HEATER Continued INSTALLING HEATERVENTING HEATER continued Figure 4 - Improper Venting SystemsContinued INSTALLING HEATERVENTING HEATER continued Proper Size Vent Vent TypesCONNECTING TO GAS SUPPLY INSTALLINGHEATER ContinuedFor purposes of input adjustment INSTALLING HEATERContinued Pressure Testing Gas Supply Piping System INSTALLINGPressure Testing Heater Gas Connections HEATERINSTALLING GLASS PANEL INSTALLING HEATERFigure 9 - Removing Lower Front Access Panel ContinuedHEATER INSTALLINGContinued 8.Repeat steps 4 through 7 for all glass panelsDANGER FRESH AIR FOR COMBUSTION AND VENTILATIONCarbon monoxide poisoning may lead to death VENTILATION COMBUSTIONFRESH AIR FOR ContinuedCOMBUSTION FRESH AIR FORVENTILATION DANGERVENTILATION COMBUSTIONFRESH AIR FOR ContinuedFOR YOUR SAFETY READ BEFORE LIGHTING OPERATING HEATERLIGHTING INSTRUCTIONS Continued OPERATING HEATERContinued Figure 17 - Viewing PilotOPERATING HEATER MANUAL LIGHTING PROCEDUREContinued TO TURN OFF GAS TO APPLIANCEPILOT FLAME PATTERN INSPECTING PILOT AND BURNER FLAMEBURNER FLAME PATTERN ContinuedContinued INSPECTING PILOT AND BURNER FLAMECABINET CLEANING AND MAINTENANCECOMBUSTION CHAMBER AND BURNER PILOTSHOOTING TROUBLEand Maintenance, page ing and Maintenance Cleaning and MainteCleaning and Mainte TROUBLEing and Maintenance TROUBLE- SHOOTINGMaintenance, page CleaningTROUBLE ing and MaintenanceSHOOTING ContinuedRemoving Control Valve and Burner Tube SERVICE PROCEDURESContinued SERVICE PROCEDURESRemoving Burner ContinuedContinued SERVICE PROCEDURESChanging Burner Orifice SERVICE HINTS TECHNICAL SERVICESPECIFICATIONS ORDERING REPLACEMENTPARTS CENTRALSBLOWER KIT - PART NUMBER GA6010 ACCESSORIESMANUAL SHUTOFF VALVE - GA5010 Assembly PARTS LISTILLUSTRATED BurnerPART NUMBER FOR PARTS LIST Burner AssemblyGVB50N GVB35Nmanual ILLUSTRATED PARTS LIST Cabinet AssemblyPage DESA WARRANTY INFORMATION