If the measured ohms do not match the standard A99B resistance chart at a known temperature

this specific model is calibrated for high-pressure monitoring

Utilizing a 208-230V single-phase power supply

it is often supplied with a conversion kit or can be used with a standard belly band to fit most 5-5/8" diameter mounting brackets

or set-screw slippage on the 1/2-inch motor shaft

Lochinvar & A.O. Smith 100208637 Wire 323613-751 If the measured ohms doThe 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