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The snap-acting diaphragm is dust-tight and built to withstand the rigorous demands of commercial refrigeration
preventing "lifting" or "flashback" during the heating cycle
its robust construction withstands harsh environmental vibration and thermal cycling
this furnace safety switch prevents hazardous flue gas buildup by monitoring critical venting pressure
Rheem-Ruud 42-102056-03 Pressure Switch Els PW 17895 The snap-acting diaphragm is dust-tightThe Rheem Ruud 42 102056 03 Dual Pressure Switch is a critical safety component designed for high efficiency gas furnaces, including the RGRM series and models from Weather King and Corsaire. This OEM replacement pressure switch features a dual sensing configuration calibrated to specific trip points: 0. 86" W. C. and 1. 20" W. C. As a normally open switch, it monitors the vacuum created by the inducer motor to ensure proper venting and combustion
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