Desa GVB50N, GVB35N Inspecting Pilot And Burner Flame, Pilot Flame Pattern, Burner Flame Pattern

Contents Save this manual for future reference OWNER’S OPERATION AND INSTALLATION MANUALVENTED NATURAL GAS HEATERS Models GVB35N and GVB50NPAGE CONTENTSSECTION DANGER SAFETYINFORMATION WARNINGSContinued SAFETY INFORMATIONWARNINGS Continued 100353 PRODUCT IDENTIFICATIONFigure 1 - Vented Natural Gas Heater Figure 2 - Vented Natural Gas Heater, Rear ViewUNPACKING FEATURESINSTALLING LOCAL CODESIf you install the heater in a home garage INSTALLING HEATERNever install the heater For convenience and efficiency, install heaterVENTING HEATER INSTALLING HEATERContinued Figure 4 - Improper Venting Systems INSTALLING HEATERContinued VENTING HEATER continuedVent Types INSTALLING HEATERContinued VENTING HEATER continued Proper Size VentContinued INSTALLINGCONNECTING TO GAS SUPPLY HEATERContinued INSTALLING HEATERFor purposes of input adjustment HEATER INSTALLINGPressure Testing Gas Supply Piping System Pressure Testing Heater Gas ConnectionsContinued INSTALLING HEATERINSTALLING GLASS PANEL Figure 9 - Removing Lower Front Access Panel8.Repeat steps 4 through 7 for all glass panels INSTALLINGHEATER ContinuedCarbon monoxide poisoning may lead to death FRESH AIR FOR COMBUSTION AND VENTILATIONDANGER Continued COMBUSTIONVENTILATION FRESH AIR FORDANGER FRESH AIR FORCOMBUSTION VENTILATIONContinued COMBUSTIONVENTILATION FRESH AIR FORLIGHTING INSTRUCTIONS OPERATING HEATERFOR YOUR SAFETY READ BEFORE LIGHTING Figure 17 - Viewing Pilot OPERATING HEATERContinued ContinuedTO TURN OFF GAS TO APPLIANCE MANUAL LIGHTING PROCEDUREOPERATING HEATER ContinuedContinued INSPECTING PILOT AND BURNER FLAMEPILOT FLAME PATTERN BURNER FLAME PATTERNContinued INSPECTING PILOT AND BURNER FLAMEPILOT CLEANING AND MAINTENANCECABINET COMBUSTION CHAMBER AND BURNERand Maintenance, page TROUBLESHOOTING TROUBLE Cleaning and Mainteing and Maintenance Cleaning and MainteCleaning TROUBLE- SHOOTINGing and Maintenance Maintenance, pageContinued ing and MaintenanceTROUBLE SHOOTINGRemoving Control Valve and Burner Tube SERVICE PROCEDURESContinued SERVICE PROCEDURESContinued Removing BurnerChanging Burner Orifice SERVICE PROCEDURESContinued SPECIFICATIONS TECHNICAL SERVICESERVICE HINTS CENTRALS REPLACEMENTORDERING PARTSMANUAL SHUTOFF VALVE - GA5010 ACCESSORIESBLOWER KIT - PART NUMBER GA6010 Burner PARTS LISTAssembly ILLUSTRATEDGVB35N PARTS LIST Burner AssemblyPART NUMBER FOR GVB50Nmanual ILLUSTRATED PARTS LIST Cabinet AssemblyPage DESA WARRANTY INFORMATION