![Troubleshooting the Fan Limit Control Switch on a Furnace, Temperature Settings, How it Works! - YouTube Troubleshooting the Fan Limit Control Switch on a Furnace, Temperature Settings, How it Works! - YouTube](https://i.ytimg.com/vi/Pyz9MxgHn5k/maxresdefault.jpg)
Troubleshooting the Fan Limit Control Switch on a Furnace, Temperature Settings, How it Works! - YouTube
![Honeywell L4064B2236 Combination Fan and Limit Furnace Control - Replacement Household Furnace Fans - Amazon.com Honeywell L4064B2236 Combination Fan and Limit Furnace Control - Replacement Household Furnace Fans - Amazon.com](https://m.media-amazon.com/images/I/71UaHaJbebL.jpg)
Honeywell L4064B2236 Combination Fan and Limit Furnace Control - Replacement Household Furnace Fans - Amazon.com
![626418 - Frigidaire OEM Furnace 3" Replacement Limit Switch L150-20: Hvac Controls: Amazon.com: Industrial & Scientific 626418 - Frigidaire OEM Furnace 3" Replacement Limit Switch L150-20: Hvac Controls: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/41H3lJRdvqL.jpg)
626418 - Frigidaire OEM Furnace 3" Replacement Limit Switch L150-20: Hvac Controls: Amazon.com: Industrial & Scientific
![Furnace fan limit switch diagnosis & repair: How to Test the Honeywell L4064B Furnace Fan Limit Switch: a guide to the fan limit switch checkout for furnaces - Honeywell L4064B Combination Fan Furnace fan limit switch diagnosis & repair: How to Test the Honeywell L4064B Furnace Fan Limit Switch: a guide to the fan limit switch checkout for furnaces - Honeywell L4064B Combination Fan](https://inspectapedia.com/heat/Fan_Limit_Switch610-DFcs.jpg)