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Most People Fail This HVAC Quiz — Can You Pass?
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What does this “HIGH VOLTAGE” label on an HVAC unit indicate?
Correct
High voltage labels warn of electrical risk. Always turn off power before servicing.
Incorrect
High voltage labels warn of electrical risk. Always turn off power before servicing.
A
Energy use
B
Voltage rating
C
Power level
D
Electrical hazard
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