CONTENTS
WARNINGS | 4 | Heat Exchanger | 33 |
Pay Attention to These Terms | 4 | Combustion Chamber Removal | 33 |
RECEIVING EQUIPMENT | 5 | TROUBLESHOOTING | 34 |
GENERAL SPECIFICATIONS | 5 | Adjustment & Replacement of |
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INSTALLATION | 7 | Components | 36 |
Code Requirements | 7 | Replacement Parts | 37 |
Mounting Base | 7 | WARRANTY | 38 |
Clearance Requirements | 7 |
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Combustion/Ventilation Air | 8 |
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Venting Connections | 9 |
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Vent Damper Installation Location | 11 |
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VENT DAMPER WIRING |
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DIAGRAM | 14 |
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Gas Supply Connections | 15 |
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Gas Pressure | 15 |
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Water Connections & System Piping | 15 |
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Electrical Wiring | 18 |
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WIRING DIAGRAMS | 19 |
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SERVICING PROCEDURES | 26 |
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General Location of Controls | 26 |
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SEQUENCE OF OPERATION | 26 |
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Intermittent Ignition Device (IID) | 26 |
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| 27 |
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Lighting the Boiler | 27 |
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For Standing Pilot Models | 27 |
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Filling the System | 27 |
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Checking the Circulator | 27 |
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For Standing Pilot Models with |
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Robertshaw Gas Valve, |
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Operation (Models 90, 13 & 180) | 28 |
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To Turn Off Gas to the Boiler |
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(Models 90, 135 & 180) | 28 |
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For Automatic Ignition Models | 28 |
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For Intermittent Ignition (IID) |
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with Honeywell or Robertshaw |
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Gas Valve (All Models) | 29 |
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To Turn Off Gas to the Boiler | 29 |
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29 |
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Testing the Ignition afety | 30 |
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Safe | 30 |
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Inspection Procedures | 31 |
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REPAIR PROCEDURES | 32 |
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Tube Cleaning Procedure | 32 |
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Heat Exchanger Removal | 32 |
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