Asked by Kylie Jessee on Jun 29, 2024
Verified
While examining a R-134a system through the sight glass,the refrigerant appears to be cloudy.Which of the following would probably be the cause?
A) low refrigerant level
B) high refrigerant level
C) contamination caused by desiccant breakdown
D) undercharge of oil in the system
Sight Glass
Allows a technician to see the flow of a liquid in a line (such as fuel or refrigerant) for diagnostic purposes.
Desiccant Breakdown
The degradation of desiccant material, which is used to absorb moisture, often leading to loss of effectiveness in systems such as air dryers or HVAC units.
- Gain an understanding of the factors leading to and the outcomes of assorted system breakdowns in refrigeration systems.
- Identify the components of a refrigeration system and their functions.
Verified Answer
TM
tatenda mafumaJul 04, 2024
Final Answer :
C
Explanation :
Cloudiness in the refrigerant observed through the sight glass of an R-134a system is typically indicative of contamination, which can be caused by the breakdown of desiccant material within the system. This contamination can lead to the refrigerant appearing cloudy or murky.
Learning Objectives
- Gain an understanding of the factors leading to and the outcomes of assorted system breakdowns in refrigeration systems.
- Identify the components of a refrigeration system and their functions.