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or clogged crossover ports
Durable Brass Construction: Engineered to withstand high vibration and thermal cycling common in condensing units
weather-resistant housing handles high-ambient temperatures and industrial vibrations without losing calibration
Can I use this for spring-return applications
This high-limit control is engineered specifically for Weil-McLain gas boilers
Lochinvar & A.O. Smith 100312667 Board R-410A or clogged crossover portsThe Lochinvar & A. O. Smith 100312667 Service PCP IEC Board is a critical integrated control component designed for high efficiency commercial water heaters and boilers. This Blue Board serves as the primary electronic control module, managing ignition sequences, flame sensing, and temperature regulation. It is the direct OEM replacement for 100187861, engineered to restore full functionality to the PCP IEC ignition system. When diagnosing fault codes