69L17 Allparts Basics IHP Aftermarket Replacement Pilot Assembly is a Natural Gas Tri Directional replacement pilot assembly for various direct vent fireplaces.... This Complete Replacement Pilot Assembly is for a Direct Vent Fireplace and is used by Superior Lennox as a replacement part number 69L17.....This fits the Natural Gas Nova SIT Direct Vent valves. This includes the 24 inch thermopile with Red and White leads that go to the main gas valve sensor... 24 Inch thermocouple with an 11/32 fine threaded thermocouple nut, the ignitor wire 34 Inches Long with ceramic probe and also includes the pilot tube...