Lennox 59W40 Proving Switch 321702-401 The Sterling 11J38R06891-003 Ignitor is
Baker’s notes & crumb story
Description
Lennox 59W40 Proving Switch 321702 401 The Sterling 11J38R06891 003 Ignitor is The Sterling 11J38R06891 003 Ignitor is a heavy duty OEM replacement spark igniter engineered specifically for technical compatibility with gas fired unit heaters helping contractors distinguish between mechanical failure and electrical coil issues