A.O. Smith 3400 User Manuals

Table of Contents

• TABLE OF CONTENTS

  2
• SAFE INSTALLATION, USE AND SERVICE

  3
• GENERAL SAFETY

  4
• INTRODUCTION

  5
  • Model Identification

    5
  • Abbreviations Used

    5
  • Qualifications

    5
• DIMENSIONS AND CAPACITY DATA

  6
• FEATURES AND COMPONENTS

  10
  • Component Description

    12
• CONTROL COMPONENTS

  13
• BOILER INSTALLATION CONSIDERATIONS

  15
  • Hydronic System

    15
  • Hot water boiler system - general water line connections

    16
• GENERAL REQUIREMENTS

  21
  • Location

    21
  • Fresh air openings for confined spaces

    23
• VENTING

  25
  • Vent Installation Considerations

    25
  • Venting Supports

    27
• CONDENSATE DISPOSAL

  37
• GAS SUPPLY CONNECTIONS

  38
• BOILER START UP AND OPERATIONS

  40
• LIGHTING AND OPERATING INSTRUCTIONS

  42
• CONTROL SYSTEM

  45
  • Burner Control System

    45
  • Burner control operation

    46
  • General operational sequence

    47
  • Local operator interface: display system

    49
  • Installation instructions (S7999B OI Display)

    50
  • Starting up the S7999B OI Display

    51
  • Page Navigation

    51
• TROUBLESHOOTING

  61
• MAINTENANCE PROCEDURES

  76
  • Maintenance schedules

    76
  • General maintenance

    76
  • Burner maintenance

    77
  • Venting maintenance

    78
  • Heat exchanger maintenance

    78
  • Handling ceramic fiber materials

    79
  • Replacement parts

    79
• PIPING DIAGRAMS

  80
• LIMITED WARRANTY

  82