technicians ensure the sensing bulb is correctly positioned for accurate thermal response without air bypass or mechanical strain on the leads

Since liquid refrigerant mixing with oil can cause bearing wash-out or liquid slugging during startup

The Lennox 57M67 Pressure Switch is a high-precision OEM component engineered for critical safety monitoring in gas-fired furnaces and HVAC systems

OEM Integrity: Ensures 100% compatibility with Weil McLain gas valves and pilot burners

extending the life of the compressor start windings

Maxitrol 325-5L-1-12A39 Regulator Els PW 17895 technicians ensure the sensing bulbThe Maxitrol 325 5L 1 12A39 is a field proven 1" NPT gas regulator engineered specifically for high capacity 2 PSI piping systems in residential, commercial, and industrial settings. Designed for high performance applications, this lever acting gas regulator features a high leverage valve linkage assembly that ensures a positive dead end lock up, providing precise control across the entire flow range down to pilot flow. With an integral 12A39 vent