Description
Rheem-Ruud AP24418 Combustion Air Pressure Switch — Low-NOx Applications
The Rheem-Ruud AP24418 is an OEM combustion air pressure switch designed specifically for Low-NOx heating systems. This critical safety component monitors the negative pressure created by the draft inducer motor, verifying that proper airflow is established before allowing the ignition sequence to proceed. By confirming adequate combustion air, the switch helps protect the heat exchanger, prevent unsafe ignition conditions, and maintain overall system efficiency.
Key Features
- OEM replacement pressure switch for Rheem and Ruud Low-NOx furnaces and heating systems
- Monitors combustion air pressure to confirm proper draft inducer operation before ignition
- Designed to meet Low-NOx combustion requirements for cleaner, more efficient operation
- Provides reliable safety interlock to protect against incomplete combustion and heat exchanger damage
- Direct OEM fit ensures proper form, function, and compatibility with applicable Rheem-Ruud models
- Durable construction for long service life in demanding HVAC applications
Application
The AP24418 pressure switch is intended as a direct OEM replacement for qualifying Rheem and Ruud Low-NOx gas furnaces and heating appliances. Always verify compatibility with the specific model and serial number of the unit being serviced before installation. Consult the equipment service manual for proper wiring, setpoint verification, and commissioning procedures.
Why Choose OEM Rheem-Ruud Parts?
Using genuine Rheem-Ruud replacement components ensures your equipment continues to operate within factory specifications, preserving warranty coverage and system reliability. The AP24418 is engineered to the same standards as the original part, providing peace of mind for technicians and building owners alike.
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