What this covers● The Safety Line, First● The Five-Minute Checklist● If a Coil Is Iced, Stop Running It● What to Tell the Technician● After-Hours vs Waiting● Preventing the Emergency in the First Place● The Local Picture● Getting Through Until the Technician Arrives● The Short Version The system quits at the worst time – a heat wave, a cold snap, a holiday when nobody wants to pay an after-hours rate. Before that call, there is a short list worth running. Some of it resolves the problem outright and saves a service fee. The rest gathers the information that turns a long diagnostic visit into a fast one. None of this replaces…