A.O. Smith 100 Series, Руководство по обслуживанию

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Servicing should only be performed by a Qualified Service Agent
TABLE OF CONTENTS
TABLE OF CONTENTS .......................................................................... 3
INTRODUCTION .................................................................................... 4
Qualifications ..................................................................................... 4
Service Warning ................................................................................ 4
Service Reminder .............................................................................. 4
Tools Required ................................................................................... 4
INSTALLATION CONSIDERATIONS ..................................................... 5
Instruction Manual ............................................................................. 5
Closed Water Systems ...................................................................... 5
Thermal Expansion ............................................................................ 5
Air Requirements ............................................................................... 5
Contaminated Air ............................................................................... 5
Venting ............................................................................................... 6
General Venting Information .............................................................. 6
Water Piping ...................................................................................... 6
Temperature Rise & Flow Rate .......................................................... 6
Boiler/Water Heater Controls ............................................................. 7
Primary System Control ..................................................................... 7
Installation Checklist .......................................................................... 8
FEATURES AND COMPONENTS ......................................................... 9
OPERATION AND SERVICE ................................................................11
Modulating Fire Operation ................................................................11
Combustion Blower ..........................................................................11
Heat Exchanger Assembly .............................................................. 12
Venturi And Gas Train Assembly ..................................................... 14
Burner Assembly ............................................................................. 15
Flame Sensor .................................................................................. 17
Spark Igniter .................................................................................... 18
Gas Valve ........................................................................................ 19
Temperature Sensors ...................................................................... 20
Air Filter Assembly ........................................................................... 21
Control Panel Assembly .................................................................. 22
Control Board Assembly .................................................................. 25
Display System (Touch Screen Display) .......................................... 29
Connector Terminals ........................................................................ 29
START UP AND OPERATIONS ........................................................... 31
Prior To Start Up .............................................................................. 31
General ............................................................................................ 31
Filling And Purging of Boiler/Water Heater Installation .................... 31
Filling Boiler/Water Heater Installation ............................................. 31
Inlet Gas Pressure ........................................................................... 31
Manifold Pressure Connections ....................................................... 32
Water Temperature Regulation ........................................................ 32
Check/Control Water Hardness ....................................................... 33
Freeze Protection (Hydronic Heating Installation) ........................... 33
Inspect/Fill Condensate System ...................................................... 33
LIGHTING AND OPERATING INSTRUCTIONS .................................. 34
Adjustment ....................................................................................... 35
Setting Of The Test Mode ................................................................ 35
CONTROL SYSTEM OPERATIONS .................................................... 38
Burner Control System .................................................................... 38
Overview .......................................................................................... 38
Burner Control Operation ................................................................ 40
General Operational Sequence ....................................................... 41
Lead Lag .......................................................................................... 42
Local operator interface: display system ......................................... 44
Installation Instructions (S7999D OI Display) .................................. 45
Page Navigation .............................................................................. 48
TROUBLESHOOTING ......................................................................... 58
Poor Combustion - Ignition Failure - Rough Start/Operation ........... 58
TROUBLESHOOTING CODES ............................................................ 60
PIPING DIAGRAMS ............................................................................. 75