Lennox 26W76 Pressure Switch the unit entering defrost too

the unit entering defrost too frequently

polytubing via the barbed fittings

ensuring proper venting and exhaust flow according to manufacturer specs

including residential forced-air furnaces and commercial boilers

Lennox 26W76 Pressure Switch the unit entering defrost tooThe Lennox 26W76 Pressure Switch is a critical safety component engineered for precision monitoring of inducer motor draft in residential and commercial heating cycles. This single pole, single throw (SPST) switch is factory calibrated to actuate at . 40" WC and reset at 0. 55" WC, ensuring that the burner only ignites when proper combustion air is verified. Featuring a standard 1 4" barb connection, the 26W76 offers a secure fit for rubber pressure