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ASTTBC RFPT — Portable Fire Extinguishers (EX) · Question

Per NFPA 10, what is the required interval for performing an internal examination during maintenance for a stored-pressure dry chemical fire extinguisher that is NOT a disposable type?

According to NFPA 10 (2018), Table 7.3.3.1, stored-pressure dry chemical extinguishers require an internal examination every 6 years. This coincides with the di

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Question: Per NFPA 10, what is the required interval for performing an internal examination during maintenance for a stored-pressure dry chemical fire extinguisher that is NOT a disposable type?

Answer options:

  • Every 1 year
  • Every 5 years ✅ Every 6 years
  • Every 12 years

Correct answer: Every 6 years

Explanation: According to NFPA 10 (2018), Table 7.3.3.1, stored-pressure dry chemical extinguishers require an internal examination every 6 years. This coincides with the discharge and internal inspection of the agent and cylinder components.

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