Question 32Refrigeration/AC - QMED70% to pass
Which of the illustrated valves is used to gain access to a hermetic system and features a Schrader core valve which is unseated by the core depressor of hose fitting when attached? Illustration GS-RA-69
AI Explanation
The correct answer is D.
The valve described in the question, which features a Schrader core valve that is unseated by the core depressor of a hose fitting when attached, is commonly referred to as a Schrader valve. This type of valve is used to gain access to hermetic systems, such as refrigeration and air conditioning systems, in order to charge, evacuate, or test the system.
The other answer choices (A, B, and C) do not specifically describe a Schrader valve, and therefore are not the correct answer to the question.
Related Questions
#30 Which of the lettered components shown in the illustration indicates the high-pressure cutout? Illustration GS-RA-12 #31 When the relief valve opens on a refrigeration compressor discharge line, it discharges high-pressure refrigerant vapor to what location? #33 If passive recovery is used on a small appliance fitted with a capillary tube as a metering device with a non-operating compressor, the recovery should be made through what means? #34 Which of the fluids listed is suitable for use as a secondary refrigerant? #35 Which of the following refrigerants is chlorine free and safe regarding atmospheric ozone depletion?