Gas Fitter Practice · Question
When purging a gas line after an installation, what must be done to ensure safety?
Purging gas lines requires directing the displaced air/gas mixture outdoors to a safe, well-ventilated area away from ignition sources.
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Question: When purging a gas line after an installation, what must be done to ensure safety?
Answer options:
- Purge directly into the appliance burner
- Vent the purged gas indoors for odor detection ✅ Direct the purged gas outdoors to a safe location
- Purge with oxygen to displace the air
Correct answer: Direct the purged gas outdoors to a safe location
Explanation: Purging gas lines requires directing the displaced air/gas mixture outdoors to a safe, well-ventilated area away from ignition sources.
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Question explanations
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