Atlas Copco GA 7 VSD+ Instruction Book page 105

Instruction book
Preventive maintenance schedule
Daily and 3-monthly check list
Period
Daily
monthly
3-monthly (1)
Check list for compressors with dryer
Period
Daily
Monthly (1)
(1): More frequently when operating in a dusty atmosphere.
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Operation
Check oil level. If needed, top up the oil (see section
operation)
Check readings on display.
Check that condensate is discharged during operation.
Drain condensate.
Check that condensate is discharged when pressing the test button on top of the
electronic water drain.
Check coolers, clean if necessary.
Remove the air filter element and inspect. Replace damaged or heavily contaminated
elements.
Check the filter elements of the electric cabinet. Replace if necessary
Operation
Check that condensate is discharged during operation.
Drain inspection: Check that condensate is discharged when pressing the test button on
top of the electronic water drain(s).
Condenser cleaning:
• Stop the compressor, close the air outlet valve and switch off the voltage.
• Remove any dirt on the condenser inlet with a vacuum cleaner.
• Next, clean with an air jet in the reverse direction to normal flow. Use low pressure
air. Keep the compressed air nozzle more than 30 cm away from the condenser to
avoid damaging the of condenser fins.
• Remove dust from inside the dryer, e.g. with a vacuum cleaner.
Do not use water or solvents to clean the condenser.
Operations instructions / During
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