How do I test a blocked flue switch during a service call

Extended Wiring Capability: The integrated 34-inch lead wires allow for easy installation in various chassis sizes and configurations

This characteristic is standard across the TE-6300 series for easy replacement

For technicians servicing industrial unit heaters

Carrier HH12HA163 Limit Switch How do I test aThe Carrier HH12HA163 Limit Switch is a critical safety component designed for precise thermal monitoring in high efficiency furnace applications. This fixed temperature limit control features a 160 degree Fahrenheit trip point and is engineered with a manual reset (M R) mechanism, ensuring the system remains offline if an over temperature condition occurs until a technician can verify heat exchanger integrity and airflow. Built to meet OEM Carrier