If the sensor detects a loss of flame or carbon buildup

How do I test if the Carrier HK38EA023 is functioning correctly

Optimized Equalization: Features an external equalization port (1/4-inch flare) to compensate for pressure drops across the evaporator and distributor

Note: In many limit switch configurations

one-handed actuator attachment

Carrier 338085-408 Limit Switch 322057-301 If the sensor detects aAs a field technician, you know that a tripped main limit switch is often the only thing standing between a standard service call and a heat exchanger failure. The Carrier 338085 408 is a factory authorized L210 20F limit switch, engineered specifically for high limit thermal protection in Carrier, Bryant, and Payne furnaces. This OEM HVAC replacement part features a normally closed circuit that opens precisely at 210F to interrupt the gas valve