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General| Model | MLX-757 |
|---|---|
| Type | Condensing Boiler |
| Input BTU/hr | 757, 000 |
| Output BTU/hr | 727, 000 |
| Fuel Type | Natural Gas or Propane |
| Heat Exchanger | Stainless Steel |
| Water Connections | 2" NPT |
Specific installation requirements for Massachusetts, including CO detectors and signage.
Key technical specifications including input, output, and pressure ratings.
Describes the information found on the boiler's data plate.
Instructions for making electrical connections, including safety requirements.
Details the different control modes: Indoor/Outdoor Reset, Remote Set-point, Constant Set-point.
Essential checks and procedures before initial boiler startup.
Detailed procedure for calibrating the boiler's combustion.
Explains the importance and process of testing safety devices.
Steps to process and clear fault codes displayed by the controller.
Procedure to test the low gas pressure fault condition.
Methods to test the low water level fault detection.
Procedure to simulate and test the water temperature fault.
Simulates and tests flame fault conditions for burners.
Tests the safety pressure relief valve according to ASME code.
Detailed instructions for performing annual maintenance tasks.
How to replace spark igniters, flame detectors, and burner sections.
