Troubleshooting the Fan Limit Control Switch on a Furnace, Temperature Settings, How it Works!

In this HVACR Troubleshooting Video, I go over how the Fan Limit Control Switch Works on a Gas or Oil Furnace, What temperature to set the 3 Temp Adjustments to, How to identify a problem, and I go over Resistance Reading Checks on the Fan and Limit sides of the control. This Honeywell Combination Control is common on most older gas and oil-fired furnaces. Supervision is needed by a licensed HVACR Tech while performing tasks as Experience and Apprenticeship garners Wisdom and Safety. Tools Used In The Video UEI DL479 Multimeter With Temp Sensor http://amzn.to/2jtsUbJ Magnet Jumpers- https://amzn.to/2PyKPQZ Alligator Jumpers- https://amzn.to/2PxqJXn ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Learn More About HVAC by Enrolling in our Online HVAC Academy! https://www.acservicetech.com/academy ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Our Related Videos/Articles    • Quickly Testing Gas Furnace Safety/Limit S...      • Compressor Overload Protector Testing! How...      • Troubleshooting the Fan Limit Control Swit...      • HVAC Blower Motor Not Working! Testing Res...      • Heat Pump Defrost Thermostat Sensor DFT Te...   ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Our HVACR Educational Books, E-Books, Workbooks, Cards, Posters, and PowerPoints: All Our Educational Products on Our Site: https://www.acservicetech.com/store All Our Educational Products on Amazon: https://amzn.to/48pDd82 Mini Split Book and E-Book on Our Site- https://www.acservicetech.com/mini-sp... Mini Split Paperback on Amazon- https://amzn.to/3ytHJSs Mini Split Paperback on TruTech Tools- https://www.trutechtools.com/BooksGui... Refrigerant Charging Book and E-Book: https://www.acservicetech.com/ac-book Refrigerant Charging Paperback on Amazon: https://amzn.to/46xTeHf ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Our HVACR Online Resources! Our HVAC Calculators: https://www.acservicetech.com/hvac-ca... Our Newest Articles: https://www.acservicetech.com/articles Try our HVAC/R Quizzes! https://www.acservicetech.com/quizzes Our Other Resources: https://www.acservicetech.com/resources ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Tools Used in Our Videos! Tool Links on Our Site: https://www.acservicetech.com/tools Our Tool List on Amazon: https://www.amazon.com/shop/acservice... Support the Channel by purchasing tools through TruTech Tools! Use this link https://www.trutechtools.com/?aff=8 Save 6% at checkout using code "acservicetech" ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Follow Us On Our Social Media & Podcasting Channels! Facebook:   / acservicetech   Instagram:   / acservicetech   X:   / acservicetech   LinkedIn:   / ac-service-tech-llc   Tiktok:   / acservicetech   Spotify: https://open.spotify.com/show/74KXLz5... Apple Podcasts: https://podcasts.apple.com/us/podcast... ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ ⚠️ Disclaimer: Information in this video is intended for educational purposes only. Any work related to the topics in this video should be performed by licensed technicians or by apprentices under the supervision of licensed technicians. AC Service Tech LLC is not responsible for any possible damages or injuries caused by the use or misuse of any information provided. ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ #hvacr #hvacr #hvactrainingvideos #hvactraining #hvactraining101 #acservice #acservicetech #oil #switch #limitswitch #test #multimeter #how #explaination #fanlimit #fanswitch #fan #acunit ▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬▬ Shop through Amazon! Your Purchases through Amazon provide a means for channels such as mine to earn advertising fees from all purchases after clicking through. Prices are the same as normal.