• 𝐏𝐚𝐫𝐭 𝐍𝐮𝐦𝐛𝐞𝐫: Pilot Assembly replaces part number are F273401, 73404, 78422 ,F278527. Can fix the issues such as heater light off, thermocoupler being bad, low efficiency heating, heating intermittently
• 𝐖𝐢𝐝𝐞 𝐂𝐨𝐦𝐩𝐚𝐭𝐢𝐛𝐢𝐥𝐢𝐭𝐲: 78422 Space heater pilot is compatible with Mr Heater MH9B (2001-2008); MH9BX (2009-current), compatible with Heat Star and Enerco MH9B & MH9BX buddy heater, compatible with ODS Mr.Heater Big Buddy Heater MH18B, compatible Dewalt small propane heater
• 𝐇𝐢𝐠𝐡 𝐐𝐮𝐚𝐥𝐢𝐭𝐲: F273401 pilot assembly is made of high quality materials with high temperature resistance, inspection standards are consistent with the OEM, to ensure long-lasting and effective performance
• 𝐄𝐚𝐬𝐲 𝐈𝐧𝐬𝐭𝐚𝐥𝐥𝐚𝐭𝐢𝐨𝐧: 73404 pilot assembly is easy to install, the wire insulation on the replacement part, light your heater buddy, few seconds of holding down red button, flame stays on fixed issue of thermocoupler being bad, provide stable and efficient heating
• 𝐁𝐮𝐲 𝐰𝐢𝐭𝐡 𝐂𝐨𝐧𝐟𝐢𝐝𝐞𝐧𝐜𝐞: The thermocouple kit with 12 months free-worry warranty, if you have any questions about the kit, please feel free to contact us and we will surely provide you with a satisfactory solution.