EPA SECTION 608 TYPE III| 25 Questions | Correct Answers!!
Which of the following refrigerants has a safety classification of B-1 - ANSWER HCFC-123 (R-123) The EPA-required evacuation level for recovery or recycling equipment used on low-pressure systems is - ANSWER 25 mm of Hg absolute. Which organization establishes the refrigerant safety group standard? - ANSWER ASHRAE Where is the purge unit located in a low-pressure system? - ANSWER The top of the condenser. To repair a chiller operating with R-22, the technician; - ANSWER must have a Type II certification. If a strong odor is detected during the recovery process, - ANSWER a compressor burn-out may have occurred. The owner must keep records of refrigerant added to a low-pressure system during service and maintenance if the system charge is; - ANSWER 50 pounds or greater. When leak testing a low-pressure chiller, the maximum pressure to use is; - ANSWER 10 psig.
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