Gardner Denver Rotary Gas Compressor SSM

Ensure the relief valve is installed in the final discharge line

Record the unit's full load operating pressure

Calculate 75% of the relief valve set pressure

Raise the system operating pressure to 75% of relief valve set pressure

Manually open the valve with the hand lever and hold for a few seconds

Ensure the valve snaps shut properly

Note if oil consumption is high and refer to OEM Packager's Instructions

Discharge Pressure and Temperature Check

Shut down the compressor and relieve system of all pressure

Disconnect, tag, and lockout power supply to the starter

Ensure no gas pressure is in the oil reservoir

Refer to OEM Packager’s instructions for specific unit details

Ensure the following components are not disturbed

Use only the replacement element shown on the filter tag or refer to the parts list for the part number

Ensure the unit is completely off and that no pressure is in the oil reservoir.

Disconnect, tag, and lockout power supply to the starter.

Measure the pressure differential across the oil separator.

Is the pressure differential approximately 8 PSI or higher?

Shine a light inside the element to check for heavy dirt or varnish deposits.

Ensure the unit is completely off and no gas pressure is in the oil reservoir.

Disconnect, tag, and lockout the power supply to the starter.

Wipe away all dirt around the oil filler plug.

Add oil to return the oil level to the center of the run range when the unit is operating.

Replace the oil filler plug before restoring power to the unit.