EPA 608 Type 2 Practice Exam Guaranteed Success
1. Industrial process and refrigeration units with a 50-pound charge or more must have leaks repaired if
the annualized leak rate is: - ️ 35% or more.
2. Unless plans are made to replace a system exceeding the maximum leak rate, repairs must b...
1. Industrial process and refrigeration units with a 50-pound charge or more must have leaks repaired if
the annualized leak rate is:
- ✔️ 35% or more.
2. Unless plans are made to replace a system exceeding the maximum leak rate, repairs must be made
within:
- ✔️ 30 days.
3. EPA regulations state that maintenance, service, or repair involving the removal of the following
component is classified as a "major repair":
- ✔️ Pressure switch.
### Refrigerant Classification and Safety
4. Refrigerants CFC R-12, HCFC R-22, and HFC-134a are all classified as:
- ✔️ A1 (non-flammable, low toxicity).
5. All refrigeration and HVAC systems are protected by a:
- ✔️ Pressure relief valve.
6. A refrigerant sensor that sounds an alarm and automatically starts a ventilation system in occupied
equipment rooms must comply with:
- ✔️ ASHRAE Standard 15.
7. What can be done with the refrigerant trace gas and nitrogen after the leak is found?
- ✔️ Release to the atmosphere.
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