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General| Model | NKC 199 |
|---|---|
| Input BTU/hr | 199, 000 |
| AFUE | 95% |
| Fuel Type | Natural Gas |
| Efficiency | 95% |
| Type | Condensing Boiler |
| Vent Size | 3" |
| Gas Connection Size | 3/4" NPT |
| Electrical Requirements | 120V, 60Hz |
Details minimum clearance requirements from combustible materials and for service access.
Explains how to convert the boiler for propane gas operation.
Guides the installation of vent and air piping, emphasizing material compliance and airtightness.
Details how to position and orient sidewall terminations for proper airflow and safety.
Specifies placement and orientation for vertical roof terminations.
Warns about scalding hazards and the requirement for anti-scald mixing valves.
Guides the process of filling the boiler with water and checking water chemistry.
Details how to apply freeze protection fluids and associated warnings.
Guides the process of removing air from the heating system after filling.
Provides procedures for checking gas connections for leaks.
Lists critical checks to perform before the initial boiler startup.
Guides the installer through initial boiler setup parameters.
Guides the process of checking the burner flame and combustion analysis.
Lists tasks for annual startup and general service by a technician.
Details inspection and testing of the safety relief valve.
Provides detailed steps for cleaning the boiler's heat exchanger.
Provides resistance values for temperature sensors to aid in diagnosis.
Guides the process of analyzing combustion gases for optimal performance.
