DT Onboarding Day 4 Knowledge Check

Front

What is the purpose of the suction accumulator?

Back

To stop any liquid (refrigerant or oil) from flooding into compressors and causing damage.

Front

Can an EPR cause a case to cycle?

Back

Yes

Front

What is the Main Purpose of the VFD?

Back

Cycle condenser fan speeds up or down to maintain discharge TD setpoint

Front

What is the purpose of the mechanical sub cooler?

Back

To increase system efficiency by removing more heat from the liquid refrigerant before it enters the metering device.

Front

Why does a refrigeration system need filters?

Back

To remove acid, moisture, and dirt.