Weil-McLain 550-141-829/1201 manual Boiler Wiring for Probe-Type Lwco

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Connect Wiring

Probe-Type Low Water Cutoff

Pressure Control Wiring Harness

Tankless Heater Control Wiring

Burner Disconnect Plug

Burner Wiring Harness

Low Water Cutoff Wiring Harness not furnished on “A” Boilers

Boiler Wiring for Probe-Type LWCO

FIGURE 14

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Image 23

Contents This Manual Includes Installation Start-Up Boiler Parts Hazard Definitions Symbol DefinitionsWhen Calling or Writing About the Boiler Read This Page FirstTable of Contents Provide clearances around boiler see Figure Before Installing BoilerInstallations must comply with Before selecting boiler locationLay a foundation, if needed Provide air for combustion and ventilationPerform hydrostatic pressure test Install Packaged BoilerPlace boiler Tankless heater, if usedFiberglass wool and ceramic fiber materials Install Non-Packaged BoilerNon-Packaged SGO-3 through 6 position on site Install Non-Packaged Boiler Install burner also refer to instructions packed with burner Install Packaged and Non-Packaged BoilerInstall Packaged and Non-Packaged Boiler General chimney requirements Connect BreechingConnect Breeching General piping information Install pipingConnect Steam Piping Connect Steam Piping Connect Steam Piping Condensate Receiver Capacity Table Optional reservoir pipingTo pipe tankless heater Connect Tankless Heater PipingBurner wiring Connect WiringGeneral wiring requirements Thermostat wiringConnect Wiring Low Water Cutoff Wiring Harness not furnished on a Boilers Connect Wiring Boiler Wiring for Probe-Type Lwco Oil piping connection at burner Connect Oil PipingGeneral oil piping requirements To place in operation Start-UpFill the system Tips for steam systemsCheck off steps as completed Check-Out ProcedureTo connect SGO boilers to indirect-fired water heaters Burner adjustments for P and a boilersAppendix Parts List Parts Drawing Dimensions DimensionsDimensions