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HVAC
TSSA G2 Gas Technician Certification
Combustion & Air Supply
Knowledge Check
Combustion & Air Supply
Knowledge Check
Knowledge Check
1 / 10
What is the primary danger of overfiring a gas appliance?
A
Excessive heat damages the heat exchanger and causes CO production
B
The thermostat overheats
C
Higher gas bills
D
The gas meter runs too fast
Check Answer
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