excessive carbon buildup on the electrode tip

ensuring that the reversing valve shifts at exactly the right moment to shed frost

ensuring your gas pressure switch and heating cycles remain within manufacturer parameters

Utilizing a Maxitrol replacement spring allows contractors to modify gas pressure settings without replacing the entire valve body

Fully interchangeable with part numbers GKT2451 and GKT2451K

Lennox 15M42 Rollout Switch excessive carbon buildup on theMaintain critical furnace safety and prevent equipment damage with the Lennox 15M42 Rollout Switch. Designed as a direct fit OEM replacement flame rollout switch, this component is engineered to monitor the burner compartment for abnormal heat conditions. The 15M42 is a single pole single throw (SPST) switch calibrated to actuate at 250 degrees F, effectively interrupting the burner circuit if a flame rollout or excessive thermal event occurs. This