Heil Quaker ICP 1186810 Limit Switch 30067439-890 While technicians may briefly jumper

While technicians may briefly jumper the limit circuit to confirm a faulty switch

typically accumulates

making it suitable for a wide range of furnace models

guaranteeing a precise fit and long-lasting durability in both residential and commercial heating systems

leak-proof installation in standard copper piping systems

Heil Quaker ICP 1186810 Limit Switch 30067439-890 While technicians may briefly jumperThe Heil Quaker ICP 1186810 Limit Switch is a critical safety component designed for precise thermal monitoring in high efficiency gas furnaces and air handlers. Engineered with a 165 degree Fahrenheit open temperature and a 125 degree Fahrenheit close temperature, this L165 40 manual reset switch prevents heat exchanger overheating by breaking the electrical circuit to the gas valve when temperatures exceed safe operating limits. This OEM replacement