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OEM Compatibility: Precision-engineered for a direct fit in Lochinvar boilers and A
guaranteeing the correct BTU throughput
Common signs include a humming noise from the control board
50mA power supply
Stable Continuity: Delivers a consistent high-voltage pulse for immediate gas ignition
Lochinvar & A.O. Smith 100208637 Wire 318973-401 OEM Compatibility: Precision-engineered for aThe Lochinvar & A. O. Smith 100208637 Gas Valve Wiring Harness is a critical OEM replacement component engineered for high efficiency commercial boilers and water heaters. Designed to facilitate precise electrical communication between the integrated control board and the gas valve, this direct spark ignition (DSI) wiring ensures reliable flame signals and valve modulation. Veteran technicians recognize this harness as essential for resolving "Gas
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