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Smith Cast Iron Boilers GB300 warranty Figure, Flue Collector Placement, Draft Hood Installation

Models: GB300

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GB300 BOILER INSTALLATION AND OPERATION INSTRUCTIONS

Position the flue collector(s) on the boiler sections with the draft hood opening(s) at the rear of the boiler. The sides of the flue collector(s) should lie along the center of each end section, Figure 48. Attach the flue collector(s) to the flue collector mounting brackets using the #10 sheet metal screws supplied, Figure 49.

Attach the draft hood(s) to the flue collector(s) using the #10 screws provided, Figure 50. On the 13 through 21 section boilers it will be necessary to lift one draft hood/ flue collector up to install the six screws on the two inner sides, Figure 51.

Figure 48

Flue Collector Placement

Figure 50

Draft Hood Installation

Figure 49

Flue Collector Bracket Installation

Figure 51 Draft Hood Attachment 13 to 21 Sections

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Smith Cast Iron Boilers GB300 warranty Figure, Flue Collector Placement, Draft Hood Installation

Contents

WHAT TO DO IF YOU SMELL GAS INSTALLATION & OPERATING MANUALGB300 NATURAL OR PROPANE GAS BOILER QUE FAIRE SI VOUS SENTEZ UNE ODEUR DE GAZ BOILER RATINGS & CAPACITIES BOILER LOCATIONFigure Concrete Block Base ConstructionWire Screen All Air From Inside The BuildingAll Air From Outside The Building Table 1 Make-upAir Duct SizingCHIMNEY & VENT PIPE CONNECTIONS VENT CONNECTIONSChimney Inspection & Sizing COMMON VENT SYSTEMS Figure 2A Figure 2B Dual Flue Outlets And Inside Air GB300 SeriesFigure 2C 2 FT 0.6 m 10 FT 3.4 m 3 FT 0.9 m 5 FT 4.5 mFigure 2D Figure 2ECommon Vents And Inside Air GB300 Series 10 FT 3.1 m 3 FT 0.9 m 3 FT 0.9 mFigure 2G Horizontal Venting And Inside Air GB30010 FT 3.1 m 3 FT 0.9 m 3 FT 0.9 m BUILDING OVERHANGBurner Base Assembly General Instructions FigureBurner Base Box 63265 to FigureBurner Base Assembly 5 through 12 Sections FigureBurner Base Side Panels, 5 - Figure 9A Burner Base Rear Panel, 5 - 12 SectSplice Channel Assembly 13 to 21 Sections Splice Channel Assembly 13 to 21 SectionsFigure X7 BoxFigure 13B Figure 14ABase Rear Channel Bolt Holes Figure 14BBurner Tube Adjustment FigureManifold Attachments front base splice channel, FigureFigure 22B FigureBurner Base Splice Panel Bracket Figure 22CCeramic Blanket Installation Figure 24Ceramic Blanket PlacementCast Iron Section Assembly Figureoccur voiding the warranty Figure 26BMarking Burner Base Rear Midpoint FigureFigure 35 Section Placement on Burner Base FigureFigure Rear View - Odd Numbered ModelsLower Port Seal Placement Draw Rod InstallationFigure FigureFigure 40 Flue Collector Box 63203 to FigureFigure Confirming Sections Are Plumb“J” Bolt Installation Flue Collector Bracket InstallationFigure FigureFLUE COLLECTOR INSTALLATION Figure 47A Ceramic Blanket Placement 5-12SectFigure 47B Ceramic Blanket Placement 13-21Sect FigureFlue Collector Placement Draft Hood InstallationFlue Collector Bracket Installation FigureClean Out Covers Clean Out Cover Bolt LocationClean Out Cover Insulation Clean Out Cover Bolt AssemblyManifold Installations FigureManifold Bracket Attachment FigureFollow all applicable local codes FigureFigure 62 Burner Tube Through Rear Base Panel Figure 64 BurnerTube LockedTo Rear Base PanelJACKET INSTALLATION FigureFigure FigureRear Panel Installation, 5 through Figures 72 Rear Panel Installation, 13 throughFigures 69 Rear Panel Installation, 5 through Figures 70 Rear Jacket Panel Installation DetailFigure 55175, Jacket Side Panels. Remove the knockoutsnecessary to attach the water or steam piping and controlsFigure Rear Top Jacket Panel, 5 throughFigure FigureFigure FigureSplice Panel Brackets FigureFront Access Panel 5 - 12 Sect Grill AssemblySplice Grill Assembly Front Access Panel 13 - 21 SectPilot Assembly Gas Train AssembliesFigure FigureHEATING SYSTEM PIPING FigureWATER BOILER PIPING CONNECTIONS Table Boiler ModelSupply Size in Return Size inFigure 97 Water Boilers in Battery Stop Valve Steam Main ASME Safety Valve F & TFigure 97A Typical Single Boiler Steam Piping Pres Controls LWCO Stop Valve Check Valve BlowoffStop Valve Check Valve Equivalent Pipe Length Chart TableBoiler Model RisersElectrical Power Connections FigureGas Supply Piping FigureWire Duct and Control Box Thermostat InstallationFigure Water BoilersLIGHTING INSTRUCTIONS Continuous Pilot SystemsIntermittent Pilot Ignition Systems BOILER CHECKING & ADJUSTMENT PILOT ADJUSTMENT Pilot Flame AdjustmentGas Pressure Adjustment To Turn Off Gas To BoilerBOILER MAINTENANCE Thermostat AdjustmentInput Rate Low Water CutoffBurner Installation Heat Exchanger CleaningVent System ControlsPage Ref # Manifold Less Orifices Ref # Ref # ONLY QUALIFIED, LICENSED SERVICE CONTRACTORS SHOULD PERFORM WORK ON YOUR SMITH BOILERWESTCAST, INC 260 NORTH ELM STREET WESTFIELD, MA