Lennox International Inc. GWB8-042IE-2 User Manuals

Table of Contents

• Boiler Ratings & Capacities

  3
• Dimensions

  4
• Installation Procedure

  5
• Ventilation & Combustion Air

  6
• Installation System Piping

  7
• Vent Installation

  10
• Gas supply Piping

  14
• Electrical Wiring

  16
• Sequence of Operation

  15
• Wiring Diagrams

  18
• Starting Your Boiler

  19
• Checking and Adjusting

  21
• Maintaining Your Boiler

  23
• Service Hints

  24
• Equipment & Optional Accessories

  25
• Appendix A - Control Module

  27
• A.2 Electrical Connections

  27
• A.3 Adjusting Settings

  27
• A.4 Display

  27
• A.5 Operation

  28
• A.7 Troubleshooting

  29
• A.8 Troubleshooting Error Codes

  29
• A.9 Intermittent Pilot

  30