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Why is my furnace leaking from the internal drain assembly
Utilizing this Lennox OEM part eliminates the calibration errors often seen with generic thermistors
Always verify the specific port clearance and part number in your service manual
The Sensus 143-62-023-45 Orifice is an essential component for technicians maintaining or configuring the Model 143-80 service regulator
it maintains factory-spec alignment
Lochinvar & A.O. Smith 100208382 Pressure Switch Why is my furnace leakingThe Lochinvar & A. O. Smith 100208382 Pressure Switch is a critical safety and operational component designed for high efficiency hydronic systems and commercial water heaters. This SPST (Single Pole Single Throw) pressure switch is factory calibrated to a 6. 20" WC (Water Column) set point, ensuring precise monitoring of combustion air or flue gas pressure. As a veteran technician knows, maintaining the correct pressure threshold is vital for the