Lochinvar & A.O. Smith 100109814 Pressure Switch
Lochinvar & A.O. Smith 100109814 2.5"?áPressure Switch
100109814 is the updated version for 180997-1
QUESTIONS & ANSWERS
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How many psi does this switch take to actuate? Is this the correct switch for an AO Smith gas water heater mod. FPS 40 226 with a Fasco Pawer Shot power vent, and what size is the threaded fitting?
Please reply us the serial numbers to check.