Trane CNT3457 Module Freon Manual Override: Features a dedicated

Manual Override: Features a dedicated manual lever to toggle loads without disrupting the pre-set 24-hour schedule

How does 2RS compare to ZZ shielding

This kit includes baseplate hardware and a keyed lock to prevent unauthorized setpoint adjustments and vandalism

it typically indicates a pressure switch stuck open or closed

The unit includes a 1/4" male NPT bottom connection for main pressure sensing and a 1/8" female NPT sample line connection for precise air sampling

Trane CNT3457 Module Freon Manual Override: Features a dedicatedThe Trane CNT3457 Integrated DSI Module is an OEM direct spark ignition control board designed for high reliability flame management in gas fired residential furnaces. This critical component serves as the localized ignition control module, orchestrating 24V signal processing, gas valve actuation, and flame rectification sensing to ensure safe burner operation. For technicians servicing Trane or American Standard equipment, the CNT3457 often replaces