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Atlas Copco GA 37 VSD - Maintenance; Preventive Maintenance Schedule

Atlas Copco GA 37 VSD
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Instruction book
1904 0504 83
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Only pressing the emergency stop button is not sufficient to make the
compressor voltage free.
If the machine is equipped with an automatic restart after voltage failure
function and if this function is active, be aware that the machine will restart
automatically when the power is restored if it was running when the power
was interrupted.
Always apply all relevant Safety precautions.
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Stop the compressor.
Close the air outlet valve and press the test button on top of the
electronic water drain(s) until the air system between air receiver and
outlet valve is fully depressurized.
Press the emergency stop button (10).
Switch off the voltage. Open and lock the isolating switch.
Depressurize the compressor by opening the oil filler plug one turn.
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Wait for at least 6 minutes before starting any electrical repairs as
dangerous high voltage remains on the capacitors of the start and speed
regulation unit during some minutes after switching off the voltage.
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Use only authorised parts. Any damage or malfunction caused by the use of unauthorised parts is not
covered by Warranty or Product Liability.

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