Manuals / Weil-McLain / Household Appliance / Boiler

Weil-McLain 550-110-260/02002 manual

Models: 550-110-260/02002

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Contents

Page GOLD CGs Gas-FiredWater Boiler How it worksPage 12. Replacement parts Contents6–11 3. Water pipingPlease read before proceeding InstallerBoiler Manual UserInstallations must follow these codes 1a Prepare boiler location — codes & checklistGOLD CGs Gas-FiredWater Boiler Before locating the boiler, check the following1b Prepare boiler location — clearances Residential garage installationFlooring and foundation Provide the following clearancesRemoving from existing vent 1c Prepare boiler location — vent systemCGs special vent system GOLD CGs Gas-FiredWater BoilerAir contamination 1d Prepare boiler location — contaminationBoiler Manual Table 1 Corrosive contaminantsCGs combustion air options 1e Prepare boiler location — air openingsSizing air openings Special considerationsDirect vent installation Direct exhaust vent installationBoiler Manual Room Air OpeningsOrifice replacement procedure 2a Prepare boiler — placement & setupPlace boiler/crate near position Inspect orifices and burnersPerform hydrostatic pressure test 2b Prepare boiler — pressure testBoiler Manual Prepare boiler for test3a Water piping — general information Pressure/temperature gaugeGeneral piping information CirculatorExpansion tank 3b Water piping — single-zonesystemBoiler Manual Closed-typeexpansion tank - FigureZoning with zone valves, return temp over 130 F 3c Water piping — multiple zonesZoning with circulators, return temp over 130 F GOLD CGs Gas-FiredWater BoilerBoiler Manual typical piping — multiple-zoneinstallationsZoning with circulators — return water 130 F or higher3d Water piping — low temp systems Temperature gauges Valve adjustmentPrimary/secondary preferred bypass piping method GOLD CGs Gas-FiredWater Boilerfor radiant heating or converted gravity systems primary/secondary preferred bypass pipingBoiler Manual FigureTemperature gauges Valve adjustment 3e Water piping - low temp systemsGOLD CGs Gas-FiredWater Boiler Boiler-bypasspiping methodBoiler Manual boiler-bypassalternate piping —for radiant heating or converted gravity systems Figure 10 Boiler-bypasspiping3f Water piping - low temp systems Valve adjustmentGOLD CGs Gas-FiredWater Boiler System-bypasspiping method3g Water piping — refrigeration system 3f system-bypassalternate piping —for converted gravity or steam systems Prevent chilled water from entering boiler4Venting and combustion air Connecting gas supply piping to boiler5Gas piping GOLD CGs Gas-FiredWater BoilerNatural Gas 5 Gas piping continuedBoiler Manual Wiring connections 6Field wiringElectrical installation must comply with GOLD CGs Gas-FiredWater BoilerDetermine if water treatment is needed 7a Start-up— preparationCheck for gas leaks Fill the system with water7b Start-up- operate boiler 7a Start-up— preparation continuedInspect system water piping Final check before starting boiler7c Start-up— if boiler doesn’t start 7b Start-up— operate boiler continuedCheck burner flames Check forGOLD CGs Gas-FiredWater Boiler 8Check-outprocedure — checklistInstallation and service certificate Boiler Manual 9a Operation — sequenceGOLD CGs Gas-FiredWater Boiler 9b Operation — wiring diagramsFigure 19 Schematic wiring diagram G Power Legend for ladder wiring diagramR Press switch Boiler Manual9c Operation - lighting instructions FOR YOUR SAFETY READ BEFORE OPERATINGOPERATING INSTRUCTIONS TO TURN OFF GAS TO THE APPLIANCEService technician 10a Service and maintenance — scheduleOwner maintenance Table 5 Service and maintenance schedulesInspect 10b Service & maintenance — annual start-upReported problems GOLD CGs Gas-FiredWater BoilerInspect ServiceBoiler Manual Burners, base and inlet air boxStart-up 10b Service & maint. — annual start-up continuedCheck/test GOLD CGs Gas-FiredWater BoilerBoiler relief valve Boiler Manuallever must be operated AT LEAST Figure 23 Relief valve, typicalCleaning boiler heating surfaces 10b Service & maint. - annual start-upReview with owner GOLD CGs Gas-FiredWater BoilerBefore troubleshooting 11a Troubleshooting — procedureCheck the following VERIFY PROPER OPERATION AFTER SERVICINGCheck pressure switch setting 11b Troubleshooting — air pressure switchTroubleshooting air pressure reading Table 6 Pressure switch setpointControl indicator lights — lockout modes 11c Troubleshooting — control moduleControl indicator lights — non-lockoutmodes Troubleshooting the control moduleGOLD CGs Gas-FiredWater Boiler 11c Troubleshooting — control module continuedFigure 25 Control module connections 120 VAC INCHART 1 — Troubleshooting POWER light status 11d Troubleshooting — control module lightsIs POWER light off? Is POWER lightCHART 2 — TSTAT CIRC & POWER lights flashing 11d Troubleshooting — control module lightsDo the TSTAT and POWER lights still flash? GOLD CGs Gas-FiredWater BoilerCHART 3 — PRESS SWITCH & POWER lights flashing continuedIs PRESS SWITCH light flashing? Does the ohmmeter indicate the switch is closed?Do FLAME and POWER lights still flash? 11d Troubleshooting — control module lightsAre FLAME & POWER lights flashing? Are FLAME and POWER lights flashing?Natural gas — 5.0 w.c. min/14.0 w.c. max Boiler Manualcontinued Does the ohmmeter indicate the switch is closed? 11d Troubleshooting — control module lightsIs PRESS SWITCH light flashing? GOLD CGs Gas-FiredWater BoilerAre limit switch contacts closed? Does voltmeter show 120 VAC across pins?Boiler Manual continuedSection assembly 12a Replacement partsBase assembly Jacket assemblyPage Page Page Page Page GOLD CGs Gas-FiredWater Boiler 13a DimensionsFigure 31 Dimensional drawing Boiler Manual 13b RatingsTable Boiler ratingsWeil-McLain 500 Blaine Street Michigan City, IN Handling ceramic fiber and fiberglass materialsGOLD CGs Gas-FiredWater Boiler — Boiler Manual