Lochinvar & A.O. Smith 100208503 Module Els PW 17895 the unit must be mounted

the unit must be mounted with the diaphragm in the vertical plane

If you are replacing a coil on an older "Generation 2" or "Generation 3" valve

including S1-024-26067-000

specifically calibrated for a reference of 1000 ohms at 70

It integrates seamlessly with CTE-5100 series thermostats and can be expanded with REE series relays for reheat

Lochinvar & A.O. Smith 100208503 Module Els PW 17895 the unit must be mountedThe Lochinvar & A. O. Smith 100208503 Module is a critical ignition control module designed for high performance direct spark ignition within EB and EW series water heaters and commercial boilers. Specifically engineered for Lochinvar EB EW 100 300 models, this 120 VAC component manages the precise timing of the hot surface igniter and gas valve to ensure consistent combustion cycles. As a cross referenced replacement for RLY2400 and RLY2400K, it