Manuals / Weil-McLain / Household Appliance / Boiler

Weil-McLain CGS-4E manual Operation - sequence, GOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual

Models: CGS-4E

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GOLD CGs-4E Gas-Fired Water Boiler — Boiler Manual

Operation — sequence

Figure 18 Control module sequence of operation — status light indications

Part number 550-110-282/1108

Page 33

Image 33

Weil-McLain CGS-4E Operation - sequence, GOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual, Part number 550-110-282/1108

Contents

Startup Parts Installation MaintenanceGOLDCGs-4E Boiler ManualGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual How it worksAir pressure switch Water temperature limit switchGOLD CGs-4E Gas-Fired Induced-DraftWater Boiler GOLD CGs-4E Gas-FiredWater Boiler - Boiler ManualPart number 550-110-282/1108 Field wiring ContentsCheck-outprocedure Service and maintenancePlease read before proceeding InstallerUser When servicing boilerInstallations must follow these codes 1a Prepare boiler location - codes & checklistBefore locating the boiler, check the following GOLD CGs-4E Gas-FiredWater Boiler - Boiler ManualResidential garage installations Recommended SERVICE clearances1b Prepare boiler location - clearances FlooringCGs-4Especial vent system 1c Prepare boiler location - vent systemGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual Vent systemGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual 1d Prepare boiler location - contaminationCombustion air requirements 1e Prepare boiler location - air openingsSpecial considerations Sizing air openingsPart number 550-110-282/1108 GOLD CGs-4E Gas-FiredWater Boiler - Boiler ManualOrifice 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-4E 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 zonesGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual Converted gravity or steam systemsGOLD CGs-4E 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-4E Gas-FiredWater Boiler — Boiler Manual 3d Piping - low temp systems continuedTemperature gauges BOILER-bypasspiping methodValve adjustment 3d Piping - low temp systems continuedGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual 3d Piping - low temp systems continued2Flow/check valve 9Relief valveValve adjustment SYSTEM-bypasspiping method3d Piping - low temp systems continued GOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual3d Piping - low temp systems continued 3e Water piping - refrigeration systemsGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual Prevent chilled water from entering4 Venting and combustion air GOLD CGs-4E Gas-FiredWater Boiler - Boiler Manualvent system 5 Gas piping Connecting gas supply piping to boilerGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual Natural GasElectrical installation must comply with 6 Field wiringWiring connections Thermostat7a Start-up- preparation Freeze protection when usedDetermine if water treatment is needed Check for gas leaks7b Start-up- operate boiler 7a Start-up- preparation continuedInspect system water piping Inspect base insulationCheck burner flames 7b Start-up- operate boiler continuedPROPER pilot flame characteristics IMPROPER pilot flame characteristics7c Start-up- if boiler doesn’t start Check forGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual 8 Check-outprocedure - checklist Installation and service certificateGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual GOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual 9a Operation - sequenceOperation - sequence GOLD CGs-4E Gas-FiredWater Boiler - Boiler ManualPart number 550-110-282/1108 Figure 19 Wiring diagram 9b Operation - wiring diagramsGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual Part number 550-110-282/1108GOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual 9c Operating instructions CGs-4ESpark pilot Natural or propane gas Gas valve Honeywell VR8204QAddendum Instruction for the Commonwealth of MassachusettsGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual VERIFY PROPER OPERATION AFTER SERVICING 10a Service and maintenance - scheduleService technician Owner maintenanceInspect 10b Service & maintenance - annual start-upReported problems GOLD CGs-4E Gas-FiredWater Boiler - Boiler ManualStart-up ServiceInspect GOLD CGs-4E Gas-FiredWater Boiler - Boiler ManualCheck/test 10b Service & maint. - annual start-up continuedGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual Gas pipingBoiler relief valve GOLD CGs-4E Gas-FiredWater Boiler - Boiler ManualCleaning boiler heating surfaces 10b Service & maint. - annual start-upReview with owner GOLD CGs-4E Gas-FiredWater Boiler - Boiler ManualBefore troubleshooting 11a Troubleshooting - procedureCheck the following GOLD CGs-4E 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-LOCKOUTmodesGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual 11c Troubleshooting - control module continuedFigure 25 Control module connections Part number 550-110-282/1108CHART 1 - Troubleshooting POWER light status 11d Troubleshooting - control module lightsIs POWER light off? Is POWER light flashing now?CHART 2 - TSTAT CIRC & POWER lights flashing 11d Troubleshooting - control module lightsDo the TSTAT and POWER lights still flash? GOLD CGs-4E 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?Does the ohmmeter indicate the switch is closed? 11d Troubleshooting - control module lights contGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual Does blower motor operate?TURN OFF POWER 11d Troubleshooting - control module lights contTURN OFF POWER GOLD CGs-4E Gas-FiredWater Boiler - Boiler ManualDoes voltmeter show 120 VAC across pins? 11d Troubleshooting - control module lights contAre limit switch contacts closed? continuity - is switchSection assembly 12a Replacement partsBase JacketGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual 12b Replacement parts - section assembly1 2 3 not shown not shown 5Nut, M\zn” 2 per tie rodFigure 27 Base assembly 12c Replacement parts - baseGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual Part number 550-110-282/1108GOLD CGs-4E Gas-FiredWater Boiler — Boiler Manual 12c Replacement parts - base continuedDescription Weil-McLainFigure 28 Jacket assembly 12d Replacement parts - jacketGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual Part number 550-110-282/1108GOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual 12d Replacement parts - jacket continuedFittings shown are factory-installedon boiler 12e Replacement parts - trimGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual Fittings shown are included with boiler12f Replacement parts - controls Figure 30 Gas control assemblyGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual GOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual 13a DimensionsGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual 13b RatingsGOLD CGs-4E Gas-FiredWater Boiler - Boiler Manual Handling ceramic fiber and fiberglass materialsREMOVAL OF COMBUSTION CHAMBER LINING OR BASE PANELS