How Well Do You Really Know Your HVAC System? Take the Quiz!
If an HVAC unit suddenly shuts down during operation, what’s the safe first step before inspection?
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Always disconnect power first — sudden restarts or live inspections can lead to electric shock or equipment damage.
If an HVAC unit suddenly shuts down during operation, what’s the safe first step before inspection?
Try restarting the system immediately
Add refrigerant
Disconnect power and check fuses or breakers
Remove the outdoor fan cover
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