EPA 608 Type III · Leak Detection · Hard
What is the maximum safe test pressure for a low-pressure centrifugal chiller?
Answer: D. 10 psig.
- A15 psig.
- B25 psig.
- C50 psig.
- D10 psig.✓ Correct
Why D is right
The maximum safe pressure is 10 psig to avoid bursting the rupture disc, which is calibrated to 15 psig.
More Type III questions
- What is the recommended method to leak-test a low-pressure chiller without exceeding rupture disc limits?
- What indicates a tube leak in a low-pressure centrifugal chiller?
- How do you find a leak in the water tubes of a low-pressure chiller?
- What is the primary purpose of a purge unit on a low-pressure centrifugal chiller system?
- Where does the purge unit take its suction from?
Go deeper with the study guide AIM Act 2026: The HFC Leak Repair Rules for HVAC Techs, try the free 10-question test or browse all EPA 608 practice questions.
A practice question written for study, checked against 40 CFR Part 82, Subpart F. It is not an official EPA exam question, and this site is not affiliated with the U.S. EPA.