Which of the following could cause this condition?
A walk-in freezer with TEV has the following conditions:
? Subcooling is 10°
? Superheat is 0°
a. Dirty or iced evaporator
b. Blocked liquid line filter drier
c. Overcharge
d. Undercharge
a. Dirty or iced evaporator (FLOODING, TEV LOST CONTROL)
? Subcooling is 10° NORMAL
? Superheat is 0° LOW
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