preventing costly equipment failure by providing an accurate mechanical shut-off

Most failures result from excessive dust buildup causing imbalance

ensuring operational reliability in demanding environments

while the second switch serves as a high-limit safety to shut down the burner or compressor at 3/8-inch below the waterline

Environmental Protection: The totally enclosed fan cooled housing protects internal components from debris

Reznor 136965 Venter 318172-701 preventing costly equipment failure byThe Reznor 136965 is a high performance CA1 venter assembly designed specifically for large scale Reznor unit heaters, providing critical motor driven exhaust for systems between 350,000 and 400,000 BTUh. This 115V single phase power assembly operates as a motorized exhauster, ensuring safe dilution of flue gases in environments with negative pressure or where horizontal venting is required. The integrated 24V relay acts as a safety barrier, isolating