Carrier HH18HA291 Limit Switch Els PW 17895 How do I verify the

How do I verify the correct pressure setting for this switch

280 BTU (approx

making it a versatile staple for contractor service vans

Whether you are servicing a commercial boiler or a high-efficiency A

the AG14A02A is the "high-temperature" variant specifically designed for low-pressure steam and high-temp hot water applications

Carrier HH18HA291 Limit Switch Els PW 17895 How do I verify theThe Carrier HH18HA291 Limit Switch is a critical safety component designed for high temperature monitoring in furnace and air handler applications. This specific 290F manual reset limit switch acts as a primary thermal protection mechanism, breaking the electrical circuit to the gas valve or ignition control if the heat exchanger exceeds its maximum safe operating temperature. Engineers and field technicians recognize the HH18HA291 as a direct