During a required leak inspection of a 300-pound R-22 commercial system, which components may the technician skip?
Leak detection · EPA 608 Type II. The correct answer, and the reasoning behind it.
Signs of leaks in high-pressure systems and leak testing before charging.
The question
During a required leak inspection of a 300-pound R-22 commercial system, which components may the technician skip?
- Components more than two meters above a support surfaceCorrect answer
- Any component behind an access panel
- Components on the high side
- Components installed more than ten years before the inspection
Why “Components more than two meters above a support surface” is correct
All visible and accessible components must be inspected, except those that are insulated, under ice, underground or behind walls, those that require personnel to be elevated more than two meters, and those site personnel judge unsafe.
Source: 40 CFR 82.157(g)(3)
Why the other answers are wrong
- Any component behind an access panel — Components behind a removable access panel are still accessible.
- Components on the high side — The high side is not exempt from inspection.
- Components installed more than ten years before the inspection — Age of the components is not an exception.
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Unofficial, not affiliated with the EPA or any EPA-approved certifying organization. Questions are original practice written from public EPA material, not real exam questions.