AIR CONDITIONING AND
REFRIGERATION EXAM
QUESTIONS AND CORRECT
ANSWERS 2026 GRADED A .
, 1. 1 According to the refrigeration safety classification which is the safest refrigeration?
CORRECT ANSWERS A-1
2. 2 When transporting cylinders containing usually fridge or in the DOT requires that you
CORRECT ANSWERS Must attach a DOT classification tag
3. 3 Which compounds have the highest OZone depletion potential CORRECT ANSWERS CFC's
4. 4 Approved refrigerant recovery cylinders can be identified by which color code CORRECT
ANSWERS Yellow top gray bottom
5. 5 Under EPA regulations what standard must reclaimed refrigerant meet before it can be
resold CORRECT ANSWERS ARI 700
6. 6 The state of refrigerant entering the compressor of a refrigeration system is CORRECT
ANSWERS Low pressure vapor
7. 7 What process aplies to cleaning refrigerant for immediate reuse by oil separation and
multiple passes through filter dryers to reduce moisture and acidity CORRECT ANSWERS
Recycling
8. 8 What is the best method for detecting a leak in a small area CORRECT ANSWERS
Electronic testers
9. 9 A compound pressure gauge for the low side measures pressure in CORRECT ANSWERS
10. 10 When first testing a hermetic system known to be leaking you should look for
REFRIGERATION EXAM
QUESTIONS AND CORRECT
ANSWERS 2026 GRADED A .
, 1. 1 According to the refrigeration safety classification which is the safest refrigeration?
CORRECT ANSWERS A-1
2. 2 When transporting cylinders containing usually fridge or in the DOT requires that you
CORRECT ANSWERS Must attach a DOT classification tag
3. 3 Which compounds have the highest OZone depletion potential CORRECT ANSWERS CFC's
4. 4 Approved refrigerant recovery cylinders can be identified by which color code CORRECT
ANSWERS Yellow top gray bottom
5. 5 Under EPA regulations what standard must reclaimed refrigerant meet before it can be
resold CORRECT ANSWERS ARI 700
6. 6 The state of refrigerant entering the compressor of a refrigeration system is CORRECT
ANSWERS Low pressure vapor
7. 7 What process aplies to cleaning refrigerant for immediate reuse by oil separation and
multiple passes through filter dryers to reduce moisture and acidity CORRECT ANSWERS
Recycling
8. 8 What is the best method for detecting a leak in a small area CORRECT ANSWERS
Electronic testers
9. 9 A compound pressure gauge for the low side measures pressure in CORRECT ANSWERS
10. 10 When first testing a hermetic system known to be leaking you should look for
