Weil-McLain 550-110-260/0107 manual 12c Replacement parts base, Base assembly

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GOLD CGs Gas-Fired Water Boiler — Boiler Manual

12c Replacement parts — base

Figure 27 Base assembly

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Part number 550-110-260/0107

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Contents Gold CGs How it works Gold CGs Gas-Fired Induced-Draft Water Boiler Contents User InstallerPlease read before proceeding Before locating the boiler, check the following 1a Prepare boiler location codes & checklistInstallations must follow these codes 1b Prepare boiler location clearances When removing boiler from an existing common vent system 1c Prepare boiler location vent systemCGs special vent system Vent system1d Prepare boiler location contamination Products to avoid1e Prepare boiler location air openings Combustion air optionsSpecial considerations Sizing air openingsSizing air openings for CGs installations 2a Prepare boiler placement & setup Orifice replacement procedurePlace boiler/crate near position Inspect orifices and burners2b Prepare boiler pressure test Hydrostatic pressure testDrain and remove fittings Prepare boiler for test3a Water piping general information 3b Water piping single-zone system 3c Water piping multiple zones Piping multiple zones Piping for radiant heatingSystems or converted gravity SystemsReturn water 130F or higher Temperature gauges Valve adjustment Figures 8 and 9 only3d Piping low temp systems Primary/secondary preferred bypass piping methodPrimary/secondary piping Valve adjustment BOILER-bypass piping methodFigures 8 SYSTEM-bypass piping method 3e Water piping refrigeration systems Prevent chilled water from enteringVenting and combustion air Connecting gas supply piping to boiler Gas pipingNatural Gas Propane GasField wiring Electrical installation must comply withWiring connections ThermostatFreeze protection when used 7a Start-up preparationCheck for gas leaks Verify water chemistry7b Start-up operate boiler Inspect system water piping Inspect base insulationFinal check before starting boiler Start the boiler7c Start-up if boiler doesn’t start Check burner flamesCheck for Pilot burner flame FigureCheck-out procedure checklist Installation and service certificate9a Operation sequence 9b Operation wiring diagrams Schematic wiring diagramLadder wiring diagram 9c Operating instructions CGs-3 to CGs-6 9c Operating instructions CGs-3 to CGs-6 9c Operating instructions CGs-3 to CGi-6 10a Service and maintenance schedule Verify Proper Operation After Servicing10b Service & maintenance annual start-up Burners, base and inlet air box Condensate drain systemInducer motor Oiled-bearing circulators10b Service & maint. annual start-up Boiler relief valve Relief valve, typicalCleaning boiler heating surfaces Review with ownerCheck the following 11a Troubleshooting procedureBefore troubleshooting 11b Troubleshooting air pressure switch Air pressure switchCheck pressure switch setting Troubleshooting air pressure reading11c Troubleshooting control module Control indicator lights Lockout modesControl indicator lights NON-LOCKOUT modes Troubleshooting the control moduleControl module connections 11d Troubleshooting control module lights Chart 1 Troubleshooting Power light statusChart 2 Tstat Circ & Power lights flashing Chart 3 Press Switch & Power lights flashing Chart 4 Flame & Power lights flashing Item 8 , Does blower motor operate? Verify Sequence of operation, , 12a Replacement parts Section assembly Base Jacket Trim Controls12b Replacement parts section assembly Section assembly12c Replacement parts base Base assemblyDescription Weil-McLain Part number 12d Replacement parts jacket Jacket assemblyBoiler Model Weil-McLain part number 12e Replacement parts trim Part number12f Replacement parts controls Propane gas components13a Dimensions Dimensional drawing13b Ratings DOEHandling ceramic fiber and fiberglass materials Removal of Combustion Chamber Lining or Base Panels