Gas Furnace Certification Practice Exam 2026 - Free Gas Furnace Certification Practice Questions and Study Guide Flash Cards

Question: 1 / 400

If temperature measurements indicate a rise of 80 degrees when a furnace nameplate specifies a rise of 40 to 70 degrees, what should be done?

?

Increase fan speed

Next
Subscribe

Get the latest from Examzify

You can unsubscribe at any time. Read our privacy policy