Burnham Apex User Manuals

Table of Contents

• Product Description, Specifications and Dimensional Data

  6
• Unpacking Boiler

  10
• Pre-Installation and Boiler Mounting

  11
• Venting

  15
• A. General Guidelines

  15
• B. CPVC/PVC Venting

  18
• C. Polypropylene Venting

  26
• D. Stainless Steel Venting

  30
• E. Concentric Polypropylene Venting

  32
• F. Removing the Existing Boiler

  38
• G. Multiple Boiler Installation Venting

  40
• Condensate Disposal

  43
• Water Piping and Trim

  45
• Gas Piping

  59
• VIII. Electrical

  63
• System Start-Up

  75
• Operation

  81
• A. Overview

  81
• B. Supply Water Temperature Regulation

  82
• C. Boiler Protection Features

  83
• D. Multiple Boiler Control Sequencer

  84
• E. Boiler Sequence of Operation

  85
• 1. Normal Operation

  85
• 2. Using the Display

  86
• F. Viewing Boiler Status

  87
• 1. Status Screens

  87
• 2. Detail Screens

  88
• 3. Multiple Boiler Sequencer Screens

  89
• G. Changing Adjustable Parameters

  90
• 1. Entering Adjust Mode

  90
• 2. Adjusting Parameters

  90
• Service and Maintenance

  101
• Troubleshooting

  105
• XIII. Repair Parts

  109
• Appendix A - Figures

  124
• Appendix B - Tables

  127