Taking Out Of Operation; Use Of Air Receiver - Atlas Copco GA 110 VSD Instruction Book

Instruction book
Step
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5.7

Taking out of operation

Disconnecting the compressor
At the end of the service life of the compressor, proceed as follows:
Step
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2
3
4
5
6
7
5.8

Use of air receiver

Instructions
Step
1
2
3
4
5
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7
2920 1728 05
Action
Switch off the voltage.
Action
Stop the compressor and close the air outlet valve.
Switch off the voltage and disconnect the compressor from the mains.
Depressurize the compressor by opening the drain valve and loosening the oil filler plug
one turn.
Shut off and depressurize the part of the air net which is connected to the outlet valve.
Disconnect the compressor air outlet pipe from the air net.
Drain the oil and condensate circuits.
On water cooled compressors, drain the water circuits.
Disconnect the compressor condensate piping from the condensate drain net.
On water cooled compressors, disconnect the cooling water pipes from the compressor.
Action
This equipment can contain pressurised air and oil; be aware of its potential danger if used
improperly.
This equipment must only be used as compressed air/oil separator and must be operated
within the specified limits.
No alterations must be made to this equipment by welding, drilling, grinding or other
methods of mechanical working without written permission of the manufacturer. If there is
damage to a part under pressure from any cause, the complete part must be replaced.
For the oil separator vessel: original bolts have to be used after opening for inside
inspection. The bolts must be removed and fitted with the correct tool. The bolts must be
tightened with a torque of 355 Nm (+/- 85 Nm). Damaged bolts must not be re-used. O-
rings must be replaced.
The safety valve is designed in such a way that the pressure will not permanently exceed
the maximum allowable operating pressure of the vessel, except for short pressure surges
up to 1.1 times the design pressure.
Only use oil specified by the manufacturer.
Make sure the vessel is fully depressurised before opening the drain plug or fill plug.
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