Why does my flame rollout switch keep tripping

While technicians often use steel wool or a Scotch-Brite pad to remove carbon buildup

By maintaining the tight tolerances required for steam pressure regulation

making it compatible with most standard residential storage tanks

Standard 1-1/8 inch inside diameter designed for seamless integration with OEM faucet stems

Lennox 27W13 Pressure Switch Els PW 17895 Why does my flame rolloutThe Lennox 27W13 High Pressure Switch (OEM Part #100087 08) is a critical safety component engineered for precise refrigerant pressure monitoring in high performance HVAC systems. This SPST normally closed (N. C.) switch is designed to protect the compressor and refrigeration circuit by interrupting operation when head pressure reaches 550 PSIG. To maintain system uptime without manual intervention, it features an auto reset function that re engages