Contents
CONTENTS | . 2 | 2. MAINTENANCE |
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Hazard Definitions | . 2 | Maintenance and Annual Startup | . . . . . . . | |
PLEASE READ BEFORE PROCEEDING | . 3 | 3. TROUBLESHOOTING |
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Handling Ceramic Fiber Materials | . 3 | Before Troubleshooting | . . . . . . . | 33 |
When servicing boiler | . 4 | Check Control Module Fuses | . . . . . . . | 33 |
Boiler operation | 4 | Table | . . . . . . . | 34 |
Boiler water | . 4 | Checking Temperature Sensors | . . . . . . . | 35 |
Freeze protection fluids | . 4 | Table | 36 | |
WHAT IS IN THIS MANUAL | . 5 | Table | ||
1. SERVICE |
| Combustion Analysis Procedure | . . . . . . . | 44 |
Near Boiler Piping | . 6 | Table | 44 | |
The Knight XL Display | . 7 | Table | . . . . . . . | 44 |
Control Inputs | . 8 | Gas Valve Adjustment Procedure | . . . . . . . | 45 |
Control Outputs | . 9 | Revision Notes | Back Cover | |
General Operation | 10 |
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Sequence of Operation |
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Display Panel Menu Access | 13 |
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Display Panel Parameter Access | 14 |
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Parameter Table |
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Viewable and Changeable Control Parameters |
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Hazard definitions
The following defined terms are used throughout this manual to bring attention to the presence of hazards of various risk levels or to important information concerning the life of the product.
DANGER
WARNING
CAUTION
CAUTION
NOTICE
DANGER indicates an imminently hazardous situation which, if not avoided, will result in death or serious injury.
WARNING indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury.
CAUTION indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate injury.
CAUTION used without the safety alert symbol indicates a potentially hazardous situation which, if not avoided, may result in property damage.
NOTICE indicates special instructions on installation, operation, or maintenance that are important but not related to personal injury or property damage.
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