Learn how the Central AC gas pressure controlling safety device works, how to test it practically, and why it's critical for HVAC system protection. This video is a complete HVAC training guide for new technicians and anyone working with AC safety systems. #CentralAC #PressureSwitch #HVACTraining #ACRepairHindi #TechnicianGuide #CompressorSafety #ACPracticalTesting | ASR Service Center

Ventilator Crash Course. | ICU Critical Care Nurses

🫁 VENTILATOR BASICS follow @nursewellversed for visual nursing education A ventilator is a machine that takes over the functions of breathing for patients who cannot breathe on their own. The ventilator is connected to a tube inserted into the patient’s trachea to manually ventilate for them. → Ventilator: Uses positive pressure to PUSH air into the lungs → Normal Breathing: Uses negative pressure to PULL (inhale) air into the lungs ⭐️ Ventilator Settings Basics: 1️⃣ Tidal Volume: → Volume of a