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American Water Heater
VG6250T 110
Manuel D’Utilisation
American Water Heater VG6250T 110 Manuel D’Utilisation
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TABLE OF CONTENTS
SAFE INSTALLATION, USE AND SERVICE.................................3
APPROVALS .................................................................................3
GENERAL SAFETY INFORMATION .............................................4
Precautions ..............................................................................4
Grounding Instructions .............................................................4
Hydrogen Gas Flammable .......................................................4
INTRODUCTION ...........................................................................7
Abbreviations Used ..................................................................7
Qualifications ............................................................................7
Preparing For The Installation ..................................................7
DIMENSIONS AND CAPACITY DATA ...........................................8
Rough In Dimensions: 50 Gallon Unit ......................................8
Rough In Dimensions: 75 Gallon Unit ......................................8
FEATURES AND COMPONENTS ..............................................10
Controls And Switches ...........................................................13
INSTALLATION CONSIDERATIONS ..........................................14
Locating The Water Heater ....................................................14
Insulation Blankets .................................................................15
Combustion Air And Ventilation ..............................................15
Unconfined Space ..................................................................16
Confined Space ......................................................................16
Fresh Air Openings For Confined Spaces ..............................16
Outdoor Air Through Two Openings .......................................16
Outdoor Air Through One Opening.........................................16
Outdoor Air Through Two Horizontal Ducts ............................17
Air From Other Indoor Spaces ...............................................17
INSTALLATION REQUIREMENTS .............................................18
Chemical Vapor Corrosion......................................................18
Water Piping ...........................................................................18
Power Supply .........................................................................18
Mixing Valves..........................................................................19
Gas piping ..............................................................................19
Gas Supply Systems ..............................................................20
Gas Pressure Requirements ..................................................20
Supply Gas Regulator ............................................................20
Space Heating And Potable Water System ............................21
Closed Water Systems ...........................................................21
Thermal Expansion ................................................................21
Temperature-Pressure Relief Valve ........................................22
Condensate Piping .................................................................23
High Altitude Installations .......................................................23
Filling The Water Heater .........................................................23
INSTALLATION REQUIREMENTS FOR THE COMMONWEALTH
OF MASSACHUSETTS ...............................................................24
VENTING INSTALLATION ..........................................................25
Vent Installation Considerations .............................................25
Polypropylene Installations .....................................................26
Vent Pipe Termination.............................................................27
Planning The Vent System .....................................................27
Installation Of Horizontal Through The Wall Vent System ......27
Direct Vent Terminal Installation .............................................28
Installation Sequence .............................................................28
Termination Clearances Sidewall Power Vent ........................29
Termination Clearances Sidewall Direct Vent .........................30
Vertical Vent Terminal Installation ...........................................31
Direct Vent Diagram ...............................................................32
Concentric Vent Installation ....................................................33
Low Profile Termination Installation ........................................36
LIGHTING AND OPERATION LABELS .......................................37
TEMPERATURE REGULATION .................................................38
CONTROL SYSTEM OPERATION .............................................39
Overview ................................................................................39
Control System Navigation .....................................................39
User Settings & Control System Menus .................................42
FOR YOUR INFORMATION ........................................................47
Start Up Conditions ................................................................47
Operational Conditions ...........................................................47
PERIODIC MAINTENANCE ........................................................48
Venting System Inspection .....................................................48
Anode Rod INSPECTION ......................................................48
Powered Anode Rod (optional models) ..................................49
Temperature-Pressure Relief Valve Test ................................49
Draining and flushing ..............................................................49
Service ...................................................................................50
LEAKAGE CHECKPOINTS .........................................................51
TROUBLESHOOTING ................................................................52
Installation Checklist ...............................................................52
Sequence Of Operation ..........................................................52
Sequence Of Operation Flow Chart .......................................53
Operational Problems .............................................................54
Fault And Alert Conditions ......................................................55
WIRING DIAGRAM .....................................................................58
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