Pentair MasterTemp AGS Fault? How to Diagnose & Fix the Automatic Gas Shutoff Error 🔥💦#poolheater

Pentair MasterTemp AGS Fault? How to Diagnose & Fix the Automatic Gas Shutoff Error 🔥💦 #poolheater Getting an AGS fault on your Pentair MasterTemp pool heater? In this video, I break down exactly what the Automatic Gas Shutoff (AGS) switch does, why the fault happens, and how to properly diagnose and fix it. The AGS is a critical safety device inside the Pentair MasterTemp that shuts down gas flow if internal temperatures become unsafe. When this switch trips or fails, your heater may not fire, may shut off shortly after ignition, or display a Service Heater / AGS error. In this video you’ll learn: ✅ What causes a Pentair MasterTemp AGS fault ✅ How to test the AGS switch with a multimeter ✅ Common overheating causes (low water flow, scale buildup, airflow issues) ✅ When to reset vs. replace the AGS ✅ Step-by-step repair process ✅ Safety tips when working around gas heaters If your MasterTemp won’t stay running, shows an AGS error code, or keeps shutting down unexpectedly, this walkthrough will help you diagnose the issue before replacing expensive parts. 00:00 Introduction – Pentair MasterTemp AGS Fault Overview 00:33 Testing Heater to Confirm AGS Error Code 01:26 How to Find the AGS Error on Pentair MasterTemp Display 01:44 Locating the Automatic Gas Shutoff (AGS) Switch 02:32 How to Verify It’s Only a Failed AGS Switch 03:37 Pentair MasterTemp AGS Switch Part Number 03:52 Removing the Faulty AGS Thermal Switch 04:25 Installing the New AGS Switch (Step-by-Step) 05:42 Testing the Heater After AGS Replacement 06:33 Final Thoughts, Safety Disclaimer & End Screen Please visit my website to get more information: https://www.chlorinekingpools.com/ ✅ Important Links to Follow 🔗 Check out our fanshop for official Chlorine King Gear: https://revdupapparel.com/chlorinekingsPOOLSFANSHOP/shop/home 🔗 Support Me Here! Patreon: https://www.patreon.com/chlorineking 🔗 Get a free WHOOP and one month free when you join with my link: https://join.whoop.com/8E25F8 🔗 Check out all of the pool discussions at "The Pool Deck" by Skimmer: https://thepooldeck.getskimmer.com/ 🔗 Check out Skimmer and get 50% off your first two months with a 60-Day no-questions-asked refund Policy: https://getskimmer.com/?via=chlorineking 🔗 Get 10% off Cold Sweat Therapy here in Pinellas Park by using code "poolparty10": https://www.coldsweattampabay.com/ 🔗 Get $20 off your Hume Health Body Pod: https://www.humehealth.com/ERIK70356 🔗 Get 5% of any complete Orca Cold Plunge System by using code: "THECHLORINEKING" at: https://orcaplunge.com/ 🔗 Want to use the best vacuum cleaner on the market? Check them out at https://www.riptidevac.com/ 🔔𝐃𝐨𝐧'𝐭 𝐟𝐨𝐫𝐠𝐞𝐭 𝐭𝐨 𝐬𝐮𝐛𝐬𝐜𝐫𝐢𝐛𝐞 𝐭𝐨 𝐦𝐲 𝐜𝐡𝐚𝐧𝐧𝐞𝐥 𝐟𝐨𝐫 𝐦𝐨𝐫𝐞 𝐮𝐩𝐝𝐚𝐭𝐞𝐬. https://www.youtube.com/@ChlorineKingPoolService/?sub_confirmation=1 🔗 Stay Connected With Me. Facebook:https://www.facebook.com/people/Chlorine-King-Pool-Service/61558669401912/ Instagram: https://www.instagram.com/chlorinekingpools/ Website: https://www.chlorinekingpools.com/ ============================= 🎬Suggested videos for you: ▶️ https://www.youtube.com/watch?v=_t7qiUDklzI ▶️ https://www.youtube.com/watch?v=ENVMpArS5po ▶️ https://www.youtube.com/watch?v=hSzVg7S5t9w ▶️ https://www.youtube.com/watch?v=T8EncJXzTG4 ▶️ https://www.youtube.com/watch?v=OhYS9IEAD90 ▶️ https://www.youtube.com/watch?v=4ufSktR4yA0 ================================= ✅ About Chlorine King Pool Service. Welcome to Chlorine King Pool Service! Get ready to experience the swimming pool industry like never before. Whether you're a pool owner looking for trusted advice or a pool service pro aiming to level up your skills, this channel is valuable. From how-to videos and product reviews to audio-only podcasts and pool-care hip hop, we cover it all with humor and real-world experience. Learn how to troubleshoot variable speed pumps, master salt systems, automation, filters, cartridge, DE, and sand. As a licensed pool contractor, I bring you the inside scoop, no fluff, just practical knowledge to maintain, repair, or grow your pool service business. For Business inquiries, please use the contact information below: 📩 Email: erik@chlorinekingpools.com 🔔 If you're looking for the best pool care, hit subscribe! Stay tuned for the latest in pool care, equipment tutorials, pool product reviews, and even some poolside hip-hop. https://www.youtube.com/@ChlorineKingPoolService/?sub_confirmation=1 ================================= 🔎 Related Phrases: Pentair MasterTemp AGS fault, Pentair MasterTemp AGS error code, MasterTemp automatic gas shutoff fault, Pentair MasterTemp service heater light, MasterTemp not firing AGS, Pentair pool heater AGS switch, MasterTemp heater shuts off after ignition, Pentair MasterTemp troubleshooting guide, AGS switch failure Pentair heater #Pentair, #MasterTemp, #PoolHeaterRepair, #AGS, #PoolEquipment, #PoolMaintenance, #GasHeater, #PoolService, #DIYPoolRepair