EPA 608 Type I · Recovery Techniques · Medium
How many access valves are needed if the compressor does NOT operate?
Answer: A. Two, on both high and low sides.
- ATwo, on both high and low sides.✓ Correct
- BOne, on the low side only.
- COne, on the high side only.
- DNone, the system must be cut open.
Why A is right
If the compressor is dead, you must access both the high and low sides to achieve recovery.
More Type I questions
- What helps release trapped refrigerant from compressor oil during recovery?
- System-dependent (passive) recovery from a small appliance typically captures the refrigerant in what?
- Before recovering refrigerant from a small appliance, where do you first check which refrigerant it holds?
- Where is a piercing valve typically installed on a household refrigerator?
- Why should a piercing access valve NOT be left permanently on a system?
Go deeper with the study guide EPA 608 Evacuation Levels: The Required Vacuum by Appliance, 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.