Pressure System; Figure 4 Pressure System - Hertz HDD Series Instruction Manual

COMPRESSOR OPERATION

3.2.2 Pressure System

The pressure system comprises of a screw unit, separator, tank, separator and minimum pressure
valve and oil return (scavenge) line circuit.
When there is pressure inside the compressor, do not attempt to remove any
cover or part. First stop the compressor, and be sure that the entire pressure is
eliminated.
➢ The air – oil mixture received from the screw unit is delivered to the separator tank.
➢ The separator tank has been designed as to reduce the airborne oil.

Figure 4 Pressure System

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