Lochinvar & A.O. Smith 100109814 Pressure Switch 320720-756 61-inch electrode length and a

61-inch electrode length and a total ignitor length of 2-7/8 inches

the physical dimensions and mounting hole spacing are proprietary to specific York/Source 1 equipment footprints

Each kit is manufactured to meet rigorous safety standards

a dedicated 6-pin wire harness with a 3/16-inch quick connect for 24V terminals

it features a 56YZ frame with a belly band mount

Lochinvar & A.O. Smith 100109814 Pressure Switch 320720-756 61-inch electrode length and aThe Lochinvar & A. O. Smith 100109814 Pressure Switch is the direct performance validated replacement for the legacy 180997 1 component. This critical safety device is engineered for HVAC inducer motor blowers and water heater venting systems, featuring a precise 2. 5" W. C. (Water Column) trip point. Designed to monitor differential pressure, this OEM pressure switch ensures the combustion fan is moving sufficient air before enabling the ignition