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or a tripped circuit breaker
Engineered as a 135-175F AUTO limit switch
This heavy-duty OEM replacement gasket is designed to maintain a vacuum-tight seal on the oil reservoir assembly
Enhanced Ignition Reliability: Correct orifice sizing minimizes nuisance lockouts and ensures the thermocouple or flame sensor receives adequate heat
Siemens Building Technology 257-02046 Valve Assembly L99H008 or a tripped circuit breakerFor high demand terminal unit control, the Siemens Building Technology 257 02046 serves as a reliable 2 way normally open valve assembly designed for precision in HVAC systems. Built with a 1 inch NPT female to female connection, this forged brass body valve features a durable brass trim and maintains a 10 Cv equal percentage flow characteristic, ensuring stable control of hot or chilled water in convectors and heat exchangers. The integrated 2 inch