A.O. Smith 2000 Boiler User Manual


 
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TABLE OF CONTENTS
TABLE OF CONTENTS ..........................................................................2
SAFE INSTALLATION, USE AND SERVICE..........................................3
GENERAL SAFETY................................................................................4
INTRODUCTION ....................................................................................5
Model Identication ............................................................................5
Abbreviations Used ...........................................................................5
Qualications .....................................................................................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 conned 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 ber materials ..................................................... 79
Replacement parts ..........................................................................79
PIPING DIAGRAMS ............................................................................. 80
LIMITED WARRANTY ..........................................................................82