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Weil-McLain 550-110-260/0107 manual GOLD CGs Gas-FiredWater Boiler - Boiler Manual

Models: 550-110-260/0107

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GOLD CGs Gas-Fired Water Boiler — Boiler Manual

Figure 20 Ladder wiring diagram

Part number 550-110-260/0107

Page 33

Image 33

Weil-McLain 550-110-260/0107 manual GOLD CGs Gas-FiredWater Boiler - Boiler Manual, Ladder wiring diagram

Contents

• Startup • Parts Installation MaintenanceGOLD CGs Boiler ManualGOLD CGs Gas-FiredWater Boiler — Boiler Manual How it works④Air pressure switch ⑤Water temperature limit switchGOLD CGs Gas-FiredWater Boiler — Boiler Manual GOLD CGs Gas-Fired Induced-DraftWater BoilerField wiring ContentsCheck-outprocedure Service and maintenancePlease read before proceeding InstallerUser When servicing boiler —Installations must follow these codes 1a Prepare boiler location — codes & checklistBefore locating the boiler, check the following GOLD CGs Gas-FiredWater Boiler - Boiler ManualResidential garage installations Recommended SERVICE clearances1b Prepare boiler location — clearances Required MINIMUM clearances Fig.CGs special vent system 1c Prepare boiler location — vent systemGOLD CGs Gas-FiredWater Boiler — Boiler Manual Vent systemGOLD CGs Gas-FiredWater Boiler — Boiler Manual 1d Prepare boiler location — contaminationCombustion air options 1e Prepare boiler location — air openingsSpecial considerations Sizing air openingsGOLD CGs Gas-FiredWater Boiler — Boiler Manual Orifice replacement procedure 2a Prepare boiler — placement & setupPlace boiler/crate near position Inspect orifices and burnersHydrostatic pressure test 2b Prepare boiler - pressure testDrain and remove fittings GOLD CGs Gas-FiredWater Boiler — Boiler Manual3a Water piping - general information Pressure/temperature gaugeGeneral piping information CirculatorDiaphragm-typeor bladder 3b Water piping — single-zonesystemClosed-typeexpansion tank type expansion tank FigurePiping multiple zones 3c Water piping — multiple zonesPiping for radiant heating systems or converted gravityGOLD CGs Gas-FiredWater Boiler — Boiler Manual 3c Water piping - multiple zones continuedPrimary/secondary preferred bypass piping method 3d Piping — low temp systemsTemperature gauges Valve adjustment Figures 8 and 9 onlyGOLD CGs Gas-FiredWater Boiler — Boiler Manual 3d Piping — low temp systems continuedTemperature gauges BOILER-bypasspiping methodValve adjustment 3d Piping — low temp systems continued3d Piping - low temp systems continued GOLD CGs Gas-FiredWater Boiler — Boiler Manual1Boiler isolation balancing valves Valve adjustment SYSTEM-bypasspiping method3d Piping — low temp systems continued GOLD CGs Gas-FiredWater Boiler — Boiler Manual3d Piping — low temp systems continued 3e Water piping — refrigeration systemsGOLD CGs Gas-FiredWater Boiler — Boiler Manual Prevent chilled water from enteringGOLD CGs Gas-FiredWater Boiler — Boiler Manual 4 Venting and combustion air5 Gas piping Connecting gas supply piping to boilerNatural Gas Propane GasElectrical installation must comply with 6 Field wiringWiring connections Thermostat7a Start-up— preparation Freeze protection when usedDetermine if water treatment is needed Fill the system with water7b Start-up— operate boiler 7a Start-up— preparation continuedFinal check before starting boiler Start the boiler7c Start-up- if boiler doesn’t start 7b Start-up— operate boiler continuedCheck burner flames Check for8 Check-outprocedure — checklist Installation and service certificateGOLD CGs Gas-FiredWater Boiler — Boiler Manual GOLD CGs Gas-FiredWater Boiler — Boiler Manual 9a Operation — sequence9b Operation — wiring diagrams Figure 19 Schematic wiring diagramGOLD CGs Gas-FiredWater Boiler — Boiler Manual GOLD CGs Gas-FiredWater Boiler - Boiler Manual Figure 20 Ladder wiring diagramGOLD CGs Gas-FiredWater Boiler — Boiler Manual 9c Operating instructions CGs-3to CGs-6• Spark pilot • Natural or propane gas • Gas valve: Honeywell VR8204/VR8304GOLD CGs Gas-FiredWater Boiler — Boiler Manual 9c Operating instructions CGs-3to CGs-6• Spark pilot • Natural or propane gas • Gas valve: White-Rodgers36EGOLD CGs Gas-FiredWater Boiler — Boiler Manual 9c Operating instructions CGs-3to CGi-6• Spark pilot • Natural or propane gas Gas valve White-Rodgers36C10a Service and maintenance - schedule VERIFY PROPER OPERATION AFTER SERVICINGGOLD CGs Gas-FiredWater Boiler — Boiler Manual Inspect 10b Service & maintenance — annual start-upReported problems GOLD CGs Gas-FiredWater Boiler — Boiler ManualStart-up ServiceInspect GOLD CGs Gas-FiredWater Boiler — Boiler ManualCheck/test 10b Service & maint. — annual start-up continuedGOLD CGs Gas-FiredWater Boiler — Boiler Manual Gas pipingBoiler relief valve GOLD CGs Gas-FiredWater Boiler — Boiler ManualCleaning boiler heating surfaces 10b Service & maint. — annual start-upReview with owner GOLD CGs Gas-FiredWater Boiler - Boiler ManualBefore troubleshooting 11a Troubleshooting — procedureCheck the following GOLD CGs Gas-FiredWater Boiler — Boiler ManualAir pressure switch 11b Troubleshooting — air pressure switchReturn to normal operation Check pressure switch settingControl module 11c Troubleshooting — control moduleControl indicator lights — LOCKOUT modes Control indicator lights — NON-LOCKOUTmodes11c Troubleshooting — control module continued GOLD CGs Gas-FiredWater Boiler — Boiler ManualFigure 25 Control module connections CHART 1 — Troubleshooting POWER light status 11d Troubleshooting — control module lightsIs POWER light off? Is POWER light11d Troubleshooting — control module lights CHART 2 — TSTAT CIRC & POWER lights flashingDo the TSTAT and POWER lights still flash? GOLD CGs Gas-FiredWater Boiler — Boiler ManualCHART 3 — PRESS SWITCH & POWER lights flashing 11d Troubleshooting — control module lights contIs PRESS SWITCH light flashing? Does the ohmmeter indicate the switch is closed?Do FLAME and POWER lights still flash? 11d Troubleshooting — control module lights contAre FLAME & POWER lights flashing? Are FLAME and POWER lights flashing?TURN OFF POWER 11d Troubleshooting — control module lights contTURN OFF POWER TURN OFF POWER toDoes the ohmmeter indicate the switch is closed? 11d Troubleshooting — control module lights contGOLD CGs Gas-FiredWater Boiler — Boiler Manual Does blower motor operate?Does voltmeter show 120 VAC across pins? 11d Troubleshooting — control module lights contAre limit switch contacts closed? continuity — is switchSection assembly 12a Replacement partsBase Jacket12b Replacement parts — section assembly Figure 26 Section assemblyGOLD CGs Gas-FiredWater Boiler — Boiler Manual 12c Replacement parts — base Figure 27 Base assemblyGOLD CGs Gas-FiredWater Boiler — Boiler Manual GOLD CGs Gas-FiredWater Boiler — Boiler Manual 12c Replacement parts — base continuedDescription Weil-McLain12d Replacement parts — jacket Figure 28 Jacket assemblyGOLD CGs Gas-FiredWater Boiler — Boiler Manual GOLD CGs Gas-FiredWater Boiler — Boiler Manual 12d Replacement parts — jacket continuedFittings shown are factory-installedon boiler 12e Replacement parts — trimGOLD CGs Gas-FiredWater Boiler — Boiler Manual Item12f Replacement parts — controls Figure 30 Gas control assemblyGOLD CGs Gas-FiredWater Boiler - Boiler Manual 13a Dimensions Figure 31 Dimensional drawingGOLD CGs Gas-FiredWater Boiler — Boiler Manual GOLD CGs Gas-FiredWater Boiler — Boiler Manual 13b RatingsGOLD CGs Gas-FiredWater Boiler — Boiler Manual Handling ceramic fiber and fiberglass materialsREMOVAL OF COMBUSTION CHAMBER LINING OR BASE PANELS