High pressure controls used on air-conditioning systems are permanently installed, but can be field adjusted as needed.
Answer the following statement true (T) or false (F)
False
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Technician A says that any technician that handles automotive refrigerant must be certified in knowledge of regulations by an EPA approved agency. Technician B says that recycling equipment must be properly approved. Who is correct?
A) Technician B only B) Neither technician A nor B C) Both technicians A and B D) Technician A only
In which location would it be necessary to install a GFCI?
A. living room B. bedroom C. bathroom D. dining room
What is the configuration most appropriate for a utility room or closet with the duct in the crawlspace?
A) Lowboy B) Horizontal C) Upflow D) Downflow
Which of the following statements concerning nitrogen purging is true?
A) You should always match the high side design pressure. B) You should always purge below the low side design pressure. C) You should always purge between the low and high side design pressure. D) You should always match the low side design pressure.