Description
The Lochinvar & A.O. Smith 100208399 is a direct OEM replacement low air pressure switch designed for use with compatible Lochinvar and A.O. Smith water heaters and boiler equipment. This safety switch monitors combustion air pressure to ensure proper airflow conditions are met before and during burner operation, helping protect the appliance and maintain safe, efficient performance.
Key Features
- OEM replacement part for compatible Lochinvar and A.O. Smith appliances
- Monitors low air pressure to verify adequate combustion airflow
- Provides safety shutoff when air pressure falls below the required threshold
- Helps prevent unsafe burner operation under insufficient draft conditions
- Direct drop-in replacement for simplified installation and reduced downtime
- Built to OEM specifications for reliable, long-term performance
Application
This low air pressure switch is intended for use in Lochinvar and A.O. Smith residential and commercial water heating and boiler systems. It plays a critical role in the combustion safety circuit, ensuring the appliance only operates when proper air pressure levels are confirmed. Always verify compatibility with your specific model before installation.
Important Note
Installation should be performed by a qualified HVAC or plumbing technician in accordance with all applicable local codes and the manufacturer’s installation instructions.
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