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critical for restoring the safe operating parameters of high-efficiency heating units
When diagnosing furnace blower motor issues or communication faults in York
Enhanced System Safety: The 250F manual reset prevents the furnace from cycling automatically after a high-heat event
ignition lockouts
leak-free installation by qualified technicians
Lochinvar & A.O. Smith 100109951 Pressure Switch 340155-7026 critical for restoring the safeWhen you are troubleshooting a pressure switch failure on a high efficiency hydronic system, the Lochinvar & A. O. Smith 100109951 is the specific OEM replacement part required to restore precise combustion air pressure monitoring. This air pressure switch is factory calibrated for the BTN 200 366 series water heaters and boilers, ensuring that the blower is moving sufficient air for safe ignition. As a normally open (NO) switch with a set point of 2.
US$ 16.90
US$ 16.00
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US$ 10.00
US$ 1589.50
US$ 34.99
