Within how many seconds must the thermocouple cool and de-energize the safety shut-off valve after a flame failure?

Prepare for the TSSA Gas Technician II Exam. Utilize flashcards and solve multiple choice questions, each question offers hints and explanations. Ensure your success!

Multiple Choice

Within how many seconds must the thermocouple cool and de-energize the safety shut-off valve after a flame failure?

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