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Does this contactor include a dust cover
making it suitable for millivolt systems or retrofits lacking a C-wire
Can I bypass this board to test the motor
Always verify the rotation direction of your existing motor before installation
Lochinvar & A.O. Smith 100277815 Connection Board 340793-762 Does this contactor include aThe Lochinvar & A. O. Smith 100277815 Connection Board is a critical low voltage interface designed for precise communication between the Smart System control and external HVAC components. As a veteran grade low voltage connection board, it serves as the central hub for integrating 0 10 VDC BMS inputs, building alarm contacts, and multi unit cascade sequencing. This OEM boiler control board is engineered to handle signal routing for pump delays,
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