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Weil-McLain GOLD CGa-3 - User Manual

Weil-McLain GOLD CGa-3
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Part No. 550-101-009/0107
This manual must only be used by a qualified heating installer/service technician. Before installing, read all
instructions, including this manual, the burner manual and any related supplements. Perform steps in the order
given. Failure to comply could result in severe personal injury, death or substantial property damage.
GOLD CGa
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Boiler Manual
s-AINTENANCE
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Gas-Fired Water Boilers
®
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Summary

2 b Prepare Boiler - Pressure Test

Hydrostatic Pressure Test Procedure

Details the steps for performing a hydrostatic pressure test on the boiler.

6 a Start-up - Preparation

6 a Start-up - Preparation (cont.)

6 b Start-up - Operate Boiler

6 c Start-up - If Boiler Doesnt Start

Troubleshooting Start-up Issues

Provides a checklist and guidance for diagnosing and resolving start-up problems.

6 d Start-up - Verify Operation

7 Check-out Procedure - Checklist

Final System Check-out and Verification

A comprehensive checklist for final system verification, including gas input measurement and documentation.

8 a Operation - Standing Pilot Boilers

8 b Lighting Instructions CGa-25 to CGa-8

Boiler Lighting Safety and Procedure

Critical safety warnings and step-by-step instructions for lighting the boiler pilot.

9 a Operation - Spark-Ignited Pilot Boilers

9 a Operation - Spark-Ignited Pilot System (cont.)

9 b Operating Instructions CGa-25 to CGa-8

Boiler Operating Safety and Procedure

Critical safety warnings and step-by-step instructions for operating the boiler.

10 a Service and Maintenance - Schedule

Annual Service and Maintenance Schedule

Outlines the recommended schedule for boiler service and maintenance tasks.

10 b Service & Maintenance - Annual Start-up

11 a Troubleshooting - Procedure

Troubleshooting Preparation and Initial Checks

Outlines necessary tools and initial checks before proceeding with troubleshooting.

11 a Troubleshooting - Procedure (cont.)

Vent Damper Troubleshooting

Provides specific steps for troubleshooting vent damper failures.

11 b Troubleshooting - Standing Pilot Boilers

Troubleshooting Chart: Standing Pilot Boiler Not Firing

A diagnostic chart to identify why a standing pilot boiler will not fire.

11 c Troubleshooting - Spark-Pilot Boilers

11 c Troubleshooting - Spark-Pilot Boilers (cont.)

Spark-Ignited Pilot: POWER Light Status Troubleshooting

A diagnostic chart to diagnose issues based on the POWER light status in spark-ignited pilot systems.

Spark-Ignited Pilot: TSTAT CIRC & POWER Lights Flashing Troubleshooting

A diagnostic chart for troubleshooting TSTAT CIRC and POWER lights flashing issues.

Spark-Ignited Pilot: DAMPER Light Flashing Troubleshooting

A diagnostic chart for troubleshooting issues when the DAMPER light is flashing.

Spark-Ignited Pilot: FLAME & POWER Lights Flashing Troubleshooting

A diagnostic chart for troubleshooting FLAME and POWER lights flashing simultaneously.

Spark-Ignited Pilot: FLAME Light Flashing & POWER Light Steady Troubleshooting

A diagnostic chart for troubleshooting FLAME light flashing with a steady POWER light.

Spark-Ignited Pilot: Insufficient Heat Troubleshooting

A diagnostic chart for troubleshooting insufficient heat or no heat conditions.

Summary

2 b Prepare Boiler - Pressure Test

Hydrostatic Pressure Test Procedure

Details the steps for performing a hydrostatic pressure test on the boiler.

6 a Start-up - Preparation

6 a Start-up - Preparation (cont.)

6 b Start-up - Operate Boiler

6 c Start-up - If Boiler Doesnt Start

Troubleshooting Start-up Issues

Provides a checklist and guidance for diagnosing and resolving start-up problems.

6 d Start-up - Verify Operation

7 Check-out Procedure - Checklist

Final System Check-out and Verification

A comprehensive checklist for final system verification, including gas input measurement and documentation.

8 a Operation - Standing Pilot Boilers

8 b Lighting Instructions CGa-25 to CGa-8

Boiler Lighting Safety and Procedure

Critical safety warnings and step-by-step instructions for lighting the boiler pilot.

9 a Operation - Spark-Ignited Pilot Boilers

9 a Operation - Spark-Ignited Pilot System (cont.)

9 b Operating Instructions CGa-25 to CGa-8

Boiler Operating Safety and Procedure

Critical safety warnings and step-by-step instructions for operating the boiler.

10 a Service and Maintenance - Schedule

Annual Service and Maintenance Schedule

Outlines the recommended schedule for boiler service and maintenance tasks.

10 b Service & Maintenance - Annual Start-up

11 a Troubleshooting - Procedure

Troubleshooting Preparation and Initial Checks

Outlines necessary tools and initial checks before proceeding with troubleshooting.

11 a Troubleshooting - Procedure (cont.)

Vent Damper Troubleshooting

Provides specific steps for troubleshooting vent damper failures.

11 b Troubleshooting - Standing Pilot Boilers

Troubleshooting Chart: Standing Pilot Boiler Not Firing

A diagnostic chart to identify why a standing pilot boiler will not fire.

11 c Troubleshooting - Spark-Pilot Boilers

11 c Troubleshooting - Spark-Pilot Boilers (cont.)

Spark-Ignited Pilot: POWER Light Status Troubleshooting

A diagnostic chart to diagnose issues based on the POWER light status in spark-ignited pilot systems.

Spark-Ignited Pilot: TSTAT CIRC & POWER Lights Flashing Troubleshooting

A diagnostic chart for troubleshooting TSTAT CIRC and POWER lights flashing issues.

Spark-Ignited Pilot: DAMPER Light Flashing Troubleshooting

A diagnostic chart for troubleshooting issues when the DAMPER light is flashing.

Spark-Ignited Pilot: FLAME & POWER Lights Flashing Troubleshooting

A diagnostic chart for troubleshooting FLAME and POWER lights flashing simultaneously.

Spark-Ignited Pilot: FLAME Light Flashing & POWER Light Steady Troubleshooting

A diagnostic chart for troubleshooting FLAME light flashing with a steady POWER light.

Spark-Ignited Pilot: Insufficient Heat Troubleshooting

A diagnostic chart for troubleshooting insufficient heat or no heat conditions.

Weil-McLain GOLD CGa-3 Specifications

General IconGeneral
ModelCGa-3
Efficiency85%
Fuel TypeNatural Gas or Propane
Ignition TypeElectronic
Depth28 in

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