HVAC Service Quiz: Do You Know When HVAC Service Is Needed?
A burning smell comes from the vents when the system turns on. What should you do first?
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Correct!
Incorrect!
Burning smells can signal electrical problems. Shutting it off helps prevent further damage or safety risks.
A burning smell comes from the vents when the system turns on. What should you do first?
Air freshener
Lower thermostat
Turn off system
Keep running
80%
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