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How to Install & Wire the Fan & Limit Controls on Furnaces Honeywell L4064B & All White Rodgers Fan Limit Controllers
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L4064B2236 - Resideo L4064B2236 - Fan and Limit Controller w/ 125 F Fan on/100 F Fan off, 200 F High Limit, 8" Insertion
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Troubleshooting the Fan Limit Control Switch on a Furnace, Temperature Settings, How it Works! - YouTube
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