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The McDonnell & Miller 11-MV is easily identified by its red terminal panel
This genuine Trane component is optimized for 208V 3-phase power
making it the standard for commercial heating plant upgrades
Can this switch be used in positive pressure applications
ensuring the burner circuit opens when temperatures reach the 150°F trip point and automatically closes once the system cools to 110°F
DriSteem 405725 Flame Sensor 319848-301 The McDonnell & Miller 11-MVThe DriSteem 405725 Flame Sensor is a critical OEM replacement part designed for precision flame monitoring in gas fired humidification systems, predominantly the DriSteem GTS and GTS DI series. As a veteran technician knows, maintaining a reliable DC microamp signal is essential for preventing nuisance burner lockouts. This sensor utilizes flame rectification technology to verify combustion, ensuring the gas valve remains energized only when a stable
