Weil-McLain 310, 80, 230, 105, 155 manual Controls

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9 GAS-FIRED WATER BOILER — Boiler Manual

Replacement parts (continued)

Controls

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Part number 550-101-233/0903

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Contents Gas-fired water boiler HOW IT Works GAS-FIRED Water BOILER, with PhD Technology Contents Hazard definitionsBoiler operation When servicing boilerPlease read before proceeding Boiler waterBefore locating the boiler, check Installations must comply withPrepare boiler location Provide clearancesProvide air openings to room Residential garage installationFlooring and foundation Vent and air pipingWhen removing a boiler from existing common vent system Prevent combustion air contaminationSeal any unused openings in the common venting system Prepare boiler Remove boiler from cratePrepare for propane if operating on propane Ultra-80 Placing wall-mounted boilers Prepare for propane if operating on propane Ultra-155 toPlacing floor-mounted boilers Set boiler in place and check levelFill and pressure test Perform hydrostatic pressure testPrepare boiler for test Drain and remove fittingsAdditional controls, when required Install water pipingInstall relief valve General piping informationSystem water piping methods CirculatorsSizing space heat system piping Sizing DHW system piping Required boiler water flow rate, GPM, at 180FZoning with zone valves Connect boiler to system as shown in whenControlling the system circulator Zoning with circulators Setting boiler outlet water target temperature Radiant heating applicationsChilled water systems Chilled water system plus optionalInstall vent and combustion air piping Venting, combustion air & condensate linePrepare condensate fittings Connect condensate drain Condensate drain Ultra-80Connecting gas supply piping Gas pipingWall-mounted boilers Pipe sizing for natural gas Natural GasPropane Gas Natural gas supply pressure requirementsCheck/control water chemistry Freeze protection when usedStartup Fill and test water systemInspect/fill condensate system Check for gas leaks Final checks before starting boilerCheck thermostat circuits To start the boilerAdjust and test boiler controls Check system and boilerCheck flame & combustion Check-out/startup verification Check-out/startup verification Installation certificate Annual startup and general maintenance Service and maintenance schedulesAnnual startup Handling ceramic fiber materialsCheck all piping for leaks Check expansion tank Clean condensate trapCheck water system Check air openingsCheck control settings Check ignition ground wiringCheck all boiler wiring Check boiler relief valvePerform startup and checks Check flame signalCheck flue gas temperature Check burner flameCleaning boiler heat exchanger Maintenance generalGeneral maintenance Replace boiler jacket front door after startup or servicingMaintenance and annual startup Access exchanger Ultra-155, -230, -310 OnlyExchanger cleaning ALL models Replacement parts Jacket parts Replacement parts Heat exchanger and piping Ultra-80 Replacement parts Heat exchanger and piping Ultra-155 to Replacement parts Controls Dimensions Ratings DOE
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