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ESCO Air Conditioning Certification Exam Part 1 (2024 / 2025) Questions with Verified Answers, 100% Guarantee Pass Score $12.99   Add to cart

Exam (elaborations)

ESCO Air Conditioning Certification Exam Part 1 (2024 / 2025) Questions with Verified Answers, 100% Guarantee Pass Score

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  • ESCO
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ESCO Air Conditioning Certification Exam Part 1 (2024 / 2025) Questions with Verified Answers, 100% Guarantee Pass Score

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  • October 8, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
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Air Conditioning Certification Exam Part 1.pdf file:///C:/Users/HP/Desktop/New%20fl/Air%20Conditioning%20Cert




Air Conditioning Certification Exam Part 1



1. A technician has found an air conditioning system with a leak in the liquid line. After

the line is repaired, the system is evacuated and properly retired. When the system is

started, the compressor is noisy and running hot. The most probable cause of the noise

is....

Answer Lower oil in the system



2. The standard unit for measuring the quantity of heat in a substance is....

Answer -

The British Thermal Unit (Btu)



3. Zero psia (pounds per square inch absolute) is....

Answer Pressure which cannot be further reduced



4. A liquid receiver is used to....

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,Air Conditioning Certification Exam Part 1.pdf file:///C:/Users/HP/Desktop/New%20fl/Air%20Conditioning%20Cert




Answer Store liquid refrigerant



5. A low refrigerant charge in an air conditioning system will cause these

symptoms...

Answer Low suction pressure and low discharge pressure



6. A TXV sensing bulb which becomes detached from the suction line will cause these

symptoms....

Answer High suction pressure and higher than normal dis- charge pressure



7. In an air conditioning system that uses a thermostatic expansion valve, the

temperature of the evaporator outlet will usually be....

Answer Warmer than the evaporator inlet



8. The oil pressure safety switch is operated by....

Answer The difference between crankcase pressure and oil pressure



9. The sequential order of steps in the vapor - compression process are....
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