Broad Series Compatibility: Direct-fit replacement for Maxitrol RV81

Reliable Ignition: Provides a consistent gas stream to maintain a strong pilot flame

Engineers specified this unit with a CW rotation fan blade orientation and a 1/2-inch bore positioned on the intake side to ensure proper seating on standard motor shafts

When diagnosing a failed condenser fan or small blower

Regular use of condensate tablets and ensuring the unit is leveled according to manufacturer specifications will prevent biological growth and standing water

Lennox 59W74 Pressure Switch 319852-301 Broad Series Compatibility: Direct-fit replacementThe Lennox 59W74 Pressure Switch is a critical safety component engineered for precision monitoring of inducer motor performance and flue draft integrity. This OEM Lennox furnace pressure switch transitions at a fixed set point of . 80"wc, ensuring the combustion process only initiates when proper negative pressure is established. Featuring a Single Pole Single Throw (SPST) configuration and dual 1 4" barb connections, this switch provides a reliable