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Clean Interface: The no thermometer design is ideal for facilities where external temperature verification is handled via secondary sensors or building automation systems
When diagnosing HVAC high limit trips
the unit must never be operated without a functional furnace rollout limit as it is a primary safety device
making it a direct fit for a wide range of residential and commercial air conditioning and refrigeration systems
When troubleshooting furnace lockout codes related to thermal limits
Weil McLain 590-317-579 Gasket Clean Interface: The no thermometerThe Weil McLain 590 317 579 Gasket is a critical OEM replacement part designed for sealing the rectangular heater cover plate in high efficiency hydronic systems. This high temperature rectangular gasket is engineered to withstand the rigorous thermal cycling and pressure fluctuations common in commercial and residential boiler operations. Measuring approximately 5 1 4" x 10", it ensures a secure, leak proof interface between the cover plate and the