Manuals / Weil-McLain / Household Appliance / Boiler

Weil-McLain 550-110-260/0508 manual 11c Troubleshooting - control module continued

Models: 550-110-260/0508

1 64

Download 64 pages 39.78 Kb

Page 46

Image 46

GOLD CGs Gas-Fired Water Boiler — Boiler Manual

11c Troubleshooting — control module (continued)

Figure 25 Control module connections

46	Part number 550-110-260/0508

Page 46

Image 46

Weil-McLain 550-110-260/0508 manual 11c Troubleshooting - control module continued, Control module connections

Contents

GOLD CGs Boiler Manual • Installation • Maintenance• Startup • Parts Gas-FiredWater Boilers④Air pressure switch How it worksGOLD CGs Gas-FiredWater Boiler - Boiler Manual ⑤Water temperature limit switchGOLD CGs Gas-FiredWater Boiler — Boiler Manual GOLD CGs Gas-Fired Induced-DraftWater BoilerPart number 550-110-260/0508 Check-outprocedure ContentsField wiring Service and maintenanceUser InstallerPlease read before proceeding When servicing boilerBefore locating the boiler, check the following 1a Prepare boiler location — codes & checklistInstallations must follow these codes GOLD CGs Gas-FiredWater Boiler — Boiler Manual1b Prepare boiler location — clearances Recommended SERVICE clearancesResidential garage installations Required MINIMUM clearances Fig.GOLD CGs Gas-FiredWater Boiler — Boiler Manual 1c Prepare boiler location — vent systemCGs special vent system Vent system1d Prepare boiler location — contamination GOLD CGs Gas-FiredWater Boiler — Boiler ManualSizing air openings 1e Prepare boiler location — air openingsCombustion air options Special considerationsGOLD CGs Gas-FiredWater Boiler — Boiler Manual Part number 550-110-260/0508Place boiler/crate near position 2a Prepare boiler — placement & setupOriﬁce replacement procedure Inspect oriﬁces and burnersDrain and remove ﬁttings 2b Prepare boiler — pressure testHydrostatic pressure test GOLD CGs Gas-FiredWater Boiler - Boiler ManualGeneral piping information Pressure/temperature gauge3a Water piping — general information CirculatorClosed-typeexpansion tank 3b Water piping — single-zonesystemDiaphragm-typeor bladder type expansion tank FigureGOLD CGs Gas-FiredWater Boiler — Boiler Manual 3c Water piping — multiple zonesPiping multiple zones Converted gravity or steam systems3c Water piping — multiple zones continued GOLD CGs Gas-FiredWater Boiler — Boiler ManualTemperature gauges 3d Piping — low temp systemsPrimary/secondary preferred bypass piping method Valve adjustment Figures 8 and 9 only3d Piping — low temp systems continued GOLD CGs Gas-FiredWater Boiler — Boiler ManualValve adjustment BOILER-bypasspiping methodTemperature gauges 3d Piping — low temp systems continuedGOLD CGs Gas-FiredWater Boiler — Boiler Manual 3d Piping — low temp systems continued1Boiler isolation balancing valves 3d Piping — low temp systems continued SYSTEM-bypasspiping methodValve adjustment GOLD CGs Gas-FiredWater Boiler — Boiler ManualGOLD CGs Gas-FiredWater Boiler - Boiler Manual 3e Water piping — refrigeration systems3d Piping — low temp systems continued Prevent chilled water from entering4 Venting and combustion air GOLD CGs Gas-FiredWater Boiler — Boiler ManualNatural Gas Connecting gas supply piping to boiler5 Gas piping Propane GasWiring connections 6 Field wiringElectrical installation must comply with ThermostatDetermine if water treatment is needed Freeze protection when used7a Start-up— preparation Fill the system with waterFinal check before starting boiler 7a Start-up— preparation continued7b Start-up- operate boiler Start the boilerCheck burner ﬂames 7b Start-up- operate boiler continued7c Start-up— if boiler doesn’t start Check forInstallation and service certiﬁcate 8 Check-outprocedure — checklistGOLD CGs Gas-FiredWater Boiler — Boiler Manual 9a Operation — sequence GOLD CGs Gas-FiredWater Boiler — Boiler ManualGOLD CGs Gas-FiredWater Boiler — Boiler Manual 9b Operation - wiring diagramsFigure 19 Schematic wiring diagram Part number 550-110-260/0508GOLD CGs Gas-FiredWater Boiler - Boiler Manual Figure 20 Ladder wiring diagramPart number 550-110-260/0508 • Spark pilot • Natural or propane gas 9c Operating instructions CGs-3to CGs-6GOLD CGs Gas-FiredWater Boiler — Boiler Manual • Gas valve: Honeywell VR8204/VR8304• Spark pilot • Natural or propane gas 9c Operating instructions CGs-3to CGs-6GOLD CGs Gas-FiredWater Boiler — Boiler Manual • Gas valve: White-Rodgers36E• Spark pilot • Natural or propane gas 9c Operating instructions CGs-3to CGi-6GOLD CGs Gas-FiredWater Boiler — Boiler Manual • Gas valve: White-Rodgers36CService technician 10a Service and maintenance — scheduleVERIFY PROPER OPERATION AFTER SERVICING Owner maintenanceReported problems 10b Service & maintenance - annual start-upInspect GOLD CGs Gas-FiredWater Boiler — Boiler ManualInspect ServiceStart-up GOLD CGs Gas-FiredWater Boiler — Boiler ManualGOLD CGs Gas-FiredWater Boiler — Boiler Manual 10b Service & maint. — annual start-up continuedCheck/test Gas pipingGOLD CGs Gas-FiredWater Boiler — Boiler Manual Boiler relief valveReview with owner 10b Service & maint. — annual start-upCleaning boiler heating surfaces GOLD CGs Gas-FiredWater Boiler - Boiler ManualCheck the following 11a Troubleshooting — procedureBefore troubleshooting GOLD CGs Gas-FiredWater Boiler — Boiler ManualReturn to normal operation 11b Troubleshooting — air pressure switchAir pressure switch Check pressure switch settingControl indicator lights — LOCKOUT modes 11c Troubleshooting — control moduleControl module Control indicator lights — NON-LOCKOUTmodesFigure 25 Control module connections 11c Troubleshooting - control module continuedGOLD CGs Gas-FiredWater Boiler — Boiler Manual Part number 550-110-260/0508Is POWER light off? 11d Troubleshooting — control module lightsCHART 1 - Troubleshooting POWER light status Is POWER lightDo the TSTAT and POWER lights still flash? CHART 2 — TSTAT CIRC & POWER lights flashing11d Troubleshooting — control module lights GOLD CGs Gas-FiredWater Boiler - Boiler ManualIs PRESS SWITCH light flashing? 11d Troubleshooting — control module lights contCHART 3 — PRESS SWITCH & POWER lights flashing Does the ohmmeter indicate the switch is closed?Are FLAME & POWER lights flashing? 11d Troubleshooting — control module lights contDo FLAME and POWER lights still flash? Are FLAME and POWER lights flashing?TURN OFF POWER to boiler 11d Troubleshooting — control module lights cont• TURN OFF POWER to GOLD CGs Gas-FiredWater Boiler — Boiler ManualGOLD CGs Gas-FiredWater Boiler — Boiler Manual 11d Troubleshooting — control module lights contDoes the ohmmeter indicate the switch is closed? Does blower motor operate?Are limit switch contacts closed? 11d Troubleshooting — control module lights contDoes voltmeter show 120 VAC across pins? Are limit switch contacts closed?Base 12a Replacement partsSection assembly JacketItem number 12b Replacement parts — section assemblyGOLD CGs Gas-FiredWater Boiler — Boiler Manual DescriptionPage Part number 550-110-260/0508 12c Replacement parts — base continuedGOLD CGs Gas-FiredWater Boiler — Boiler Manual ItemGOLD CGs Gas-FiredWater Boiler — Boiler Manual 12d Replacement parts — jacketFigure 28 Jacket assembly Part number 550-110-260/0508Boiler 12d Replacement parts — jacket continuedGOLD CGs Gas-FiredWater Boiler — Boiler Manual BoilerFittings shown are factory-installedon boiler 12e Replacement parts — trimFigure 29 Trim assembly GOLD CGs Gas-FiredWater Boiler — Boiler ManualGOLD CGs Gas-FiredWater Boiler - Boiler Manual 12f Replacement parts — controlsFigure 30 Gas control assembly Part number 550-110-260/050813a Dimensions GOLD CGs Gas-FiredWater Boiler - Boiler ManualGOLD CGs Gas-FiredWater Boiler — Boiler Manual 13b RatingsTable 7 Boiler ratings REMOVAL OF COMBUSTION CHAMBER Handling ceramic ﬁber and ﬁberglass materialsGOLD CGs Gas-FiredWater Boiler — Boiler Manual LINING OR BASE PANELS