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EPA 608 TYPE #2 PRACTICE EXAM QUESTIONS AND ANSWERS
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EPA 608 TYPE #2 PRACTICE EXAM QUESTIONS AND ANSWERS
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EPA 608 TYPE #2 PRACTICE EXAMQUESTIONS AND ANSWERS
Industrial process and refrigeration units with a 50 pound charge or more with an
annualized leak rate of _____ or more must have leaks repaired. - Answer-35
Unless plans are made to replace a system exceeding the maximum leak, repairs must
be made in; - Answer-30 days
Refrigerants CFC R-12, HCFC R-22, and HFC 134a are all classified as; - Answer-a 1
All Refrigeration & HVAC systems are protected by a; - Answer-pressure relief valve
A refrigerant sensor which will sound an alarm and automatically start a ventilation
system in occupied equipment rooms fall under; - Answer-ASHRAE Standard 15
Non-condensables will cause; - Answer-High discharge pressure
A crankcase heater is often used to prevent refrigerant from migrating to the oil during
periods of: - Answer-Low ambient temperature
EPA regulations state that maintenance, service or repair involving the removal of the
following component is a "major repair" - Answer-Pressure switch
Which of the following refrigerants is an HCFC? - Answer-R-22
What can be done with the refrigerant trace gas and nitrogen after the leak is found? -
Answer-Release to the atmosphere.
High pressure appliances can be evacuated to atmospheric pressure (O psig) when; -
Answer-There is a leak
If a high pressure appliance containing 100 lbs. of an HCFC OTHER THAN R-22
refrigerant Recovery and/or Recycling equipment manufactured after November 15,
1993 must be evacuated to a level of; - Answer-10 inches of vacuum
When dehydrating a system it should be evacuated to a level of; - Answer-500 Microns
When recovering from a system with a refrigerant leak, recover to a level of; - Answer-0
Psig
When using a recovery system manufactured after November 15, 1993 on a system
containing 100 lbs. of R-502 must be evacuated to; - Answer-10 inches of Mercury
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