❄️ FCU Not Cooling But Fan Running? 7 Real Problems & Easy Fixes(2026 Guide)
🔧 Introduction If your FCU (Fan Coil Unit) is not cooling but the fan is running, don’t panic this is one of the most common HVAC issues in facility management. From my 10+ years of experience in commercial buildings, schools, and offices, I can confidently say: 👉 In 80% of cases, the problem is simple … Read more