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Manuals
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Weil-McLain Manuals
Boiler
CG Series 12
Owner's manual
Weil-McLain CG Series 12 Owner's Manual
Cg series 12 cgx series 2 gas-fired boiler
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Contents
Table of Contents
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Table of Contents
Table of Contents
Pre-Installation
Codes
Combustion Air and Ventilation Openings
Chimney or Vent Requirements
Select the Boiler Location
Installation Clearances
Residential Garage Installation
Suggested for Easy Servicing
Boiler Set-Up
Placing the Boiler
Hydrostatic Pressure Test
Draft Hood Installation
Piping
Diaphragm Type Expansion Tank Piping
Closed Type Expansion Tank Piping
Minimum Recommended Pipe Sizes
Multiple Zoning with Circulators
Bypass Piping
Use with Refrigeration System
Gas Piping
Pipe Delivery Schedule
Gas Supply Piping
Wiring
Install Room Thermostat
Wiring Multiple Zones
Typical Wiring - Zoning with Zone Valves
Final Adjustments
Water Treatment
Filling System
Inspect Base Insulation
Check Pilot Burner Flame
Check Burner Flame
Inspect Venting System
Typical Pilot Burner Flame
Check-Out Procedure
Installation and Service Certificate
Service
Beginning of each Heating Season
Daily During Heating Season
Monthly During Heating Season
Cleaning Main Burners
Annual Shut-Down Procedure
Precautionary Measures
First Aid Measures
Replacement Parts
Parts Lists
Component - Assemblies Replacement
Component Replacement Instructions
Section Assembly CGX Series 2
Base Assembly CG Series 12
Base Assembly CGX Series 2
Jacket Assembly CG Series 12, CGX Series 2
Boiler Trim Assembly CG Series 12, CGX Series 2
Dimensions
Ratings
Standard Equipment
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Table of Contents
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Wiring
3
Replacement Parts
4
Parts Lists
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This manual is also suitable for:
Cgx series 2
Cg-25
Cg-3
Cgx-3
Cg-4
Cgx-4
...
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Cg-5
Cgx-5
Cg-6
Cgx-6
Cg-7
Cg-8
Cgx-3 series
Cgx-5 series
Cg-6 series
Cgx-4 series
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