This topic contains a solution. Click here to go to the answer

Author Question: How do evaporators in medium temperature refrigeration cases normally defrost? A) Electric ... (Read 78 times)

jon_i

  • Hero Member
  • *****
  • Posts: 549
How do evaporators in medium temperature refrigeration cases normally defrost?
 
  A) Electric heaters built into the evaporator coil
  B) Hot gas is bypassed around the condenser straight into the evaporator
  C) The case air circulating over the coil while the compressor is off
  D) Small defrost gas burners

Question 2

Select the possible causes of an underfeeding TEV. You may choose more than one.
 
  A) Undersized valve
  B) Restricted filter drier
  C) High superheat adjustment
  D) Oversized TEV
  E) Low superheat adjustment
  F) Restricted inlet screen on TEV
  G) TEV sensing bulb not making good thermal contact
  H) Dead thermostatic bulb charge



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

emsimon14

  • Sr. Member
  • ****
  • Posts: 344
Answer to Question 1

C

Answer to Question 2

A, B, C, F, H




jon_i

  • Member
  • Posts: 549
Reply 2 on: Jul 27, 2018
Excellent


at

  • Member
  • Posts: 359
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

 

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

For a complete list of videos, visit our video library