Type III — Low-PressureCâu 181 / 240
A device that automatically maintains the correct refrigerant level between the condenser and evaporator of a low-pressure chiller is the:
a.Rupture disk
b.Float valve
c.Purge unit
d.Suction accumulator
Giải thích
A float valve meters refrigerant flow to maintain the proper level in a low-pressure chiller. The rupture disk is a pressure-relief safety device, the purge unit removes non-condensables, and an accumulator protects the compressor from liquid. Knowing the float's role helps in diagnosing chiller performance.
Luyện miễn phí toàn bộ 240 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- If a low-pressure chiller's high-pressure limit control trips during operation, the technician should first:
- When recovering from a low-pressure chiller with a large charge, the most efficient practice is to:
- The rupture disk on a low-pressure appliance should be:
- HCFC-123 requires good ventilation during service primarily because it:
- Before opening a low-pressure chiller to replace a failed tube bundle, the technician must:
- R-1233zd is increasingly used in modern low-pressure chillers because it:
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