EPA Section 608 — Type III
Leak repair requirements: practice questions
Our EPA 608 Type III bank has 5 questions on this topic. Here are 3 of them with answers; the full mock exam draws from every topic, like the real one.
Question 1
What must follow a leak repair on a covered chiller?
- Nothing
- A new refrigerant type
- Initial and follow-up verification tests
- Removal and replacement of the rupture disc
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C. Initial and follow-up verification tests — Verification tests confirm that the repair has stopped the leak.
Question 2
A comfort-cooling chiller with 50 lb or more of ODS refrigerant leaks more than what annual percentage before repair is required?
- 10%
- 20%
- 30%
- 35%
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A. 10% — Industrial process chillers have a 30% threshold.
Question 3
What record should be kept of purge unit operation?
- The chiller's paint colour
- Purge run time or counts, which help track leaks
- Nothing
- The colour and smell of the purge unit's exhaust gases
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B. Purge run time or counts, which help track leaks — Increasing purge operation indicates a leak.