the 624345R is the current manufacturer-designated replacement for the legacy 624345 model

This unit is electronically and physically identical to the 10-682 and Y75AA-3C models

Reduces installation labor by providing a direct-fit solution for threaded stem valves

Can I use an oval capacitor to replace a round one

Common indicators include a humming or buzzing sound from the control box

Lennox 26H78 Rollout Switch the 624345R is the currentThe Lennox 26H78 Rollout Switch (catalog number 26H7801) is a critical safety component designed for furnace flame rollout protection. This OEM Lennox part is a manual reset, SPST (Single Pole Single Throw) configuration that actuates at a fixed temperature of 260 degrees F. When the switch senses excessive heat near the burner boxtypically caused by a cracked heat exchanger, blocked flue, or insufficient combustion airit breaks the 24V circuit to the