LW 300 E / LW 450 E
Page A - 65
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M A I N T E N A N C E A N D S E R V I C E
Leak test
Leak test as follows:
• Disconnect the compressor from the electrical power
supply and protect against unexpected restart.
• Remove the cover of the switch box.
• Switch on the leak test switch (solenoid valves will be
deactivated!).
• Mount the cover of the switch box.
• Connect the compressor to the electrical power supply.
• Close filling valves.
• Start the compressor.
• Switch off the compressor at a pressure of approx. 150
bar.
• Verify the compressor for release noises. (A slight hiss of
the air inlet filter nozzle can be ignored). If release noises
occur, localise blow off position(s).
• Switch off the compressor.
• Disconnect the compressor from the electrical power
supply and protect against unexpected restart.
• Remove the cover of the switch box.
• Switch off the leak test switch (solenoids will be activa-
ted!).
• Mount the cover of the switch box.
• Connect the compressor to the electrical power supply.
The leak test is now completed.
Note
Do not fill any tank during test phase!
i
Switch box
Leak test switch (lower)
Version: 261012-001 E
Summary of Contents for LW 300 E
Page 10: ...A S A F E T Y P R E C A U T I O N S ...
Page 17: ...A LO C A T I N G T H E U N I T ...
Page 24: ...A O P E R AT I O N ...
Page 32: ...A R E M E D Y I N G FA U LT S ...
Page 37: ...A M A I N T E N A N C E A N D S E R V I C E ...