Lochinvar & A.O. Smith 100110859 Harness Control 320720-756 the 2422-001 is functionally identical

the 2422-001 is functionally identical to the A251

supporting capacities up to 30

this cable is resistant to oils

Precise Timing Logic: Refined post-purge and blower delay-off settings optimize sensible heat recovery and system efficiency

a different drain service kit may be required to match the higher condensate flow rates

Lochinvar & A.O. Smith 100110859 Harness Control 320720-756 the 2422-001 is functionally identicalWhen you're out on a call for a Lochinvar or A. O. Smith unit that won't fire or is throwing intermittent communication codes, the Lochinvar & A. O. Smith 100110859 Harness Control is often the culprit. This OEM replacement wire harness is engineered to maintain high integrity signal paths between the Smart System control board, the display interface, and critical safety components like the air pressure switch and gas valve. As a veteran in the field,