Author Question: On a system with a fixed metering device, an excessive amount of oil in the system can cause _____. ... (Read 60 times)

Collmarie · **on:** Jul 24, 2018

On a system with a fixed metering device, an excessive amount of oil in the system can cause _____.

a. a shortage of refrigerant in the evaporator
b. excessive lubrication
c. low superheat values
d. refrigerant floodback

Question 2

On a system with a fixed metering device, a low superheat value can indicate _____.

a. an overcharged condition
b. too much airflow over the condenser
c. a lack of airflow over the evaporator
d. that the metering device is too small