Atlas Copco Stationary Air Compressor ZR-75 VSD

WARNING! Never run the compressor without safety valves. No adjustments are allowed

Safety valves present and functional

Enter the pressure at which the valve opened

If a valve does not open at the pressure specified in section Settings of safety valves, consult Atlas Copco.

Sign off on the safety valve testing

Check pressure differential of rotor compartments

Adjustment of rotor compartments necessary?

Is air purged from the low load system?

Sign off on the monthly maintenance

Stop the compressor and switch off the voltage

Remove filler plug (FC). Drain the compressor sump by opening drain valve (Dmo). Close the valve after draining

Remove the oil filter (OF). Clean the filter seat, oil the gasket of the new filter and screw it into place until the gasket contacts the seat. Then tighten by hand

Fill the compressor sump to the middle of the oil level sight-glass (SG) with oil

Run the compressor for a few minutes. Stop the compressor. If necessary, top up the gear casing with oil to the middle of the sight-glass (SG)

After carrying out the maintenance operations of the related service plan, the service warning must be reset

Sign off on the oil and oil filter change

Check coolers, clean if necessary every 3 Months / 500 Hours

On compressors with Low Load option, check nozzle and solenoid valve of the purge assembly every 1 Year

On Full-Feature compressors, replace demister sponge every 16000 Hours / 2 Years

Sign off on the compressor maintenance

Condensate discharged during loading?

Moisture indicator shows blue on Full-Feature compressors?

Sign off on the daily stationary air compressor check