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 BoilerBoiler Manual 5 Gas piping continuedNatural Gas 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 forInstallation and service certificate 8Check-outprocedure — checklistGOLD CGs Gas-FiredWater Boiler Boiler Manual 9a Operation — sequenceFigure 19 Schematic wiring diagram 9b Operation — wiring diagramsGOLD CGs Gas-FiredWater Boiler 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?continued Boiler ManualNatural gas — 5.0 w.c. min/14.0 w.c. max 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 Figure 31 Dimensional drawing 13a DimensionsGOLD CGs Gas-FiredWater Boiler Boiler Manual 13b RatingsTable Boiler ratingsGOLD CGs Gas-FiredWater Boiler — Boiler Manual Handling ceramic fiber and fiberglass materialsWeil-McLain 500 Blaine Street Michigan City, IN