Trane CNT3670 Limit Switch Els PW 17895 an open circuit typically indicates

an open circuit typically indicates a burnt winding

The V-3801 actuator requires a different mounting kit and bonnet adapter (typically the VG7000-1010)

Does this switch replace a different WC rating

This HVAC control board and relay assembly is a direct replacement for legacy part numbers such as RLY02257 and C800924P01

Trane CNT3670 Limit Switch Els PW 17895 an open circuit typically indicatesThe Trane CNT3670 is an essential OEM high limit switch designed for American Standard and Trane gas furnaces. This L225F CO limit switch functions as a critical safety component, monitoring the heat exchanger temperature to prevent dangerous overheating. Featuring a Single Pole Single Throw (SPST) configuration, the circuit is normally closed and triggers an open state when internal temperatures reach the 225 degree Fahrenheit trip point. Proper