Manuals / Weil-McLain / Household Appliance / Boiler

Weil-McLain CGA25SPDN manual 8b Lighting instructions CGa-25to CGa-8

Models: CGA25SPDN

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GOLD CGa Gas-Fired Water Boiler — Boiler Manual

8b Lighting instructions CGa-25 to CGa-8

ss3TANDINGAPILOTI N G s P.ATURALTOR PROPANEAGAS ss 'AS VALVE (ONEYWELLE6262

Part Number 550-101-009/0107

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Weil-McLain CGA25SPDN manual 8b Lighting instructions CGa-25to CGa-8, GOLD CGa Gas-FiredWater Boiler - Boiler Manual

Contents

ss3TARTUP ss0ARTS GOLD CGaBoiler Manual Gas-FiredWater BoilersWater temperature limit switch How it worksGOLD CGa Gas-FiredWater Boiler - Boiler Manual Spill switchGOLD CGa Gas-FiredWater Boiler - Boiler Manual GOLD CGa Gas-FiredWater BoilerGOLD CGa Gas-FiredWater Boiler - Boiler Manual ContentsBoiler operation Please read before proceedingWhen servicing boiler GOLD CGa Gas-FiredWater Boiler - Boiler ManualBefore locating the boiler, check the following 1a Prepare boiler location - codes & checklistInstallations must follow these codes GOLD CGa Gas-FiredWater Boiler - Boiler ManualFoundation 1b Prepare boiler location - clearancesResidential garage installations GOLD CGa Gas-FiredWater Boiler - Boiler ManualChimney or vent require- ments 1c Prepare boiler location - vent systemGOLD CGa Gas-FiredWater Boiler - Boiler Manual Products to avoid 1d Prepare boiler location - air contaminationGOLD CGa Gas-FiredWater Boiler - Boiler Manual ssREMOVE CONTAMINANTSNPERMANENTLYAir openings must be provided 1e Prepare boiler location - air openingsTHEHBOILER #HECKETHEHBOILER PLACEMENTECOMPARED GOLD CGa Gas-FiredWater Boiler - Boiler ManualSingle air opening option GOLD CGa Gas-FiredWater Boiler - Boiler ManualExhaust fans and air movers Motorized air dampers #HECKELEVEL 2a Prepare boiler - placement and setupwhen required GOLD CGa Gas-FiredWater Boiler - Boiler ManualFill and pressure test 2b Prepare boiler - pressure testGOLD CGa Gas-FiredWater Boiler - Boiler Manual Prepare boiler for testSpill switch installation Prepare boiler - draft hood & spill switchPrepare boiler - install vent piping Draft hood installationDamper blade 2e Prepare boiler - vent damper installationInstallation GOLD CGa Gas-FiredWater Boiler - Boiler ManualGeneral piping information 3a Water piping - general informationPressure/temperature gauge GOLD CGa Gas-FiredWater Boiler - Boiler ManualClosed-typeexpansion tank 3b Water piping - single-zonesystemGOLD CGa Gas-FiredWater Boiler - Boiler Manual Converted gravity or steam systems 3c Water piping - multiple zonesGOLD CGa Gas-FiredWater Boiler - Boiler Manual Piping multiple zonesGOLD CGa Gas-FiredWater Boiler - Boiler Manual 3c Water piping - multiple zones continuedGOLD CGa Gas-FiredWater Boiler - Boiler Manual 3d Piping - low temperature systemsTemperature gauges Valve adjustment Figures 13 and 14 only1OILER ISOLATION BALANCING VALVES 3d Piping - low temperature systems continued8LENDETEMPERATUREMGAUGE GOLD CGa Gas-FiredWater Boiler - Boiler ManualGOLD CGa Gas-FiredWater Boiler - Boiler Manual 3d Piping - low temperature systems continuedTemperature gauges Valve adjustment1OILER ISOLATION BALANCING VALVES 3d Piping - low temperature systems continued8LENDETEMPERATUREMGAUGE GOLD CGa Gas-FiredWater Boiler - Boiler ManualSYSTEM-bypasspiping method 3d Piping - low temperature systems continuedValve adjustment GOLD CGa Gas-FiredWater Boiler - Boiler ManualGOLD CGa Gas-FiredWater Boiler - Boiler Manual 3e Water piping - refrigeration systems3d Piping - low temperature systems continued vWC MAXIMUM 4Gas pipingGOLD CGa Gas-FiredWater Boiler - Boiler Manual ss -ANIFOLDGAS PRESSURE vPWCGOLD CGa Gas-FiredWater Boiler - Boiler Manual Field wiringInstallation must comply with Wiring connectionsCheck for gas leaks 6a Start-up- preparationFreeze protection when used GOLD CGa Gas-FiredWater Boiler - Boiler ManualInspect system water piping 6a Start-up- preparation continuedGOLD CGa Gas-FiredWater Boiler - Boiler Manual Fill the system with waterss6ERIFY THE BOILERHAND SYSTEM ARE FULL OFLWATER 6b Start-up- operate boilerGOLD CGa Gas-FiredWater Boiler - Boiler Manual EFORE STARTINGSTHEABOILERNDO THE FOLLOWINGGOLD CGa Gas-FiredWater Boiler - Boiler Manual 6b Start-up- operate boiler continued6c Start-up- if boiler doesn’t start SERVICEVSWITCH OFFMain burner ﬂame &IGURE 6d Start-up- verify operationGOLD CGa Gas-FiredWater Boiler - Boiler Manual Pilot burner ﬂame &IGURE GOLD CGa Gas-FiredWater Boiler - Boiler Manual 7Check-outprocedure - checklistInstallation and service certiﬁcate OOUTTON ONOSPILLOSWITCH PUSHEDLINGOLD CGa Gas-FiredWater Boiler - Boiler Manual 8a Operation - standing pilot boilersGOLD CGa Gas-FiredWater Boiler - Boiler Manual 8b Lighting instructions CGa-25to CGa-8GOLD CGa Gas-FiredWater Boiler - Boiler Manual 8b Lighting instructions CGa-25to CGa-8TIONO#IRCULATOR ISCSHUT OFF 9a Operation - spark-ignitedpilot boilersGOLD CGa Gas-FiredWater Boiler - Boiler Manual O GAS mOWSSTO PILOT OR MAIN GAS VALVEGOLD CGa Gas-FiredWater Boiler - Boiler Manual GOLD CGa Gas-FiredWater Boiler - Boiler Manual ss AS VALVE ONEYWELLE6262 9b Operating instructions CGa-25to CGa-8GOLD CGa Gas-FiredWater Boiler - Boiler Manual ss 3PARK PILOT K PsI .ATURAL GASGOLD CGa Gas-FiredWater Boiler - Boiler Manual 9b Operating instructions CGa-25to CGa-6ss AS VALVE 7HITE2ODGERSS% 9b Operating instructions CGa-25to CGa-6GOLD CGa Gas-FiredWater Boiler - Boiler Manual ss 3PARK PILOT K PsI .ATURAL GASss AS VALVE 7HITE2ODGERSS# 9b Operating instructions CGa-7to CGa-8GOLD CGa Gas-FiredWater Boiler - Boiler Manual ss 3PARK PILOT K PsI .ATURAL GASGOLD CGa Gas-FiredWater Boiler - Boiler Manual 10a Service and maintenance - scheduleService technician Owner maintenanceGOLD CGa Gas-FiredWater Boiler - Boiler Manual 10b Service & maintenance - annual start-upOInspect Reported problemsOInspect 10b Service & maintenance - annual start-up contOService OStart-upGas piping OCheck/test10b Service & maintenance - annual start-up cont GOLD CGa Gas-FiredWater Boiler - Boiler ManualOReview with owner OCheck/test continued10b Service & maintenance - annual start-up cont GOLD CGa Gas-FiredWater Boiler - Boiler ManualGOLD CGa Gas-FiredWater Boiler - Boiler Manual 11a Troubleshooting - procedureOCleaning boiler heating surfaces 10b Service & maintenance - annual start-up cont ASAPRESSURES 11a Troubleshooting - procedure continuedGOLD CGa Gas-FiredWater Boiler - Boiler Manual Efﬁkal or Field Controls damperGOLD CGa Gas-FiredWater Boiler - Boiler Manual 11b Troubleshooting - standing pilot boilersCHART 1 - Standing pilot - Boiler will not fire Troubleshooting the control module 11c Troubleshooting - spark-pilotboilersControl indicator lights - LOCKOUT modes Control indicator lights - NON-LOCKOUTmodesGOLD CGa Gas-FiredWater Boiler - Boiler Manual GOLD CGa Gas-FiredWater Boiler - Boiler Manual Is POWER light off?Is POWER light Is POWER light flashing now?Electrical shock hazard - Wherever you see Do the TSTAT and POWER lights still flash?GOLD CGa Gas-FiredWater Boiler - Boiler Manual Does vent damper operate? Is PRESS SWITCH light flashing?GOLD CGa Gas-FiredWater Boiler - Boiler Manual Does vent damper operate?GOLD CGa Gas-FiredWater Boiler - Boiler Manual Do FLAME and POWER lights still flash?Are FLAME and POWER lights flashing? Are FLAME and POWER lights flashing?GOLD CGa Gas-FiredWater Boiler - Boiler Manual TURN OFF POWERTURN OFF POWER to Is flame signal at least 1.0 microamp?Are limit switch contacts closed? Does voltmeter show 120 VAC across pins?Check spill switch and are switches closed?GOLD CGa Gas-FiredWater Boiler - Boiler Manual 12a Replacement partsWeil-McLain 12b Replacement parts - section assemblyGOLD CGa Gas-FiredWater Boiler - Boiler Manual DescriptionWeil-McLain 12c Replacement parts - baseGOLD CGa Gas-FiredWater Boiler - Boiler Manual DescriptionBoiler 12d Replacement parts - jacketGOLD CGa Gas-FiredWater Boiler - Boiler Manual BoilerFittings shown are included with boiler 12e Replacement parts - trimFittings shown are factory-installedon boiler GOLD CGa Gas-FiredWater Boiler - Boiler ManualGOLD CGa Gas-FiredWater Boiler - Boiler Manual 12f Replacement parts - controlsIGURE R Gas control assembly 523/8 13a DimensionsGOLD CGa Gas-FiredWater Boiler - Boiler Manual 453/8GOLD CGa Gas-FiredWater Boiler - Boiler Manual 13b RatingsLINING OR BASE PANELS Handling ceramic ﬁber and ﬁberglass materialsGOLD CGa Gas-FiredWater Boiler - Boiler Manual REMOVAL OF COMBUSTION CHAMBER