A CO alarm activates near fuel-burning equipment. Which action is appropriate for an occupant?

Texas ACR A exam practice question · Texas Laws & Rules

A CO alarm activates near fuel-burning equipment. Which action is appropriate for an occupant?

Move to fresh air and contact emergency services, following the alarm instructions.
BReplace the particle filter and remain inside to see if the alarm stops.
CDisconnect the alarm because no smoke is visible.
DAssume the absence of odor proves the air is safe.

Where to look it up

https://www.cpsc.gov/Safety-Education/Safety-Education-Centers/Carbon-Monoxide-Information-Center

Why A is correct

CO is not reliably detected by human senses. Follow the alarm response instructions and obtain emergency assistance; changing a particle filter is not an emergency CO remedy.

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A CO alarm activates near fuel-burning equipment. Which action is appropriate for an occupant?

A CO alarm activates near fuel-burning equipment. Which action is appropriate for an occupant?

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