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Before carrying out any maintenance, repair work or adjustment, press the
stop button, wait until the compressor has stopped (approx. 30 seconds) and
close the air outlet valve. Press the test button on top of the electronic water
drain unit the air system between the air receiver and outlet valve is fully
depressurized.
Press the emergency stop button and switch off the voltage.
Depressurize the compressor by opening the oil filler plug one
turn.
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Introduction
Condensate system
Initial start-up
The air outlet valve can be locked during maintenance or repair as follows:
Close the valve.
Remove the screw fixing the handle with the wrench delivered with the
compressor.
Lift the handle and turn it until the slot of the handle fits over the blocking
edge on valve body.
Fit the screw.
• Always switch off the voltage. 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..
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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.
Always switch off the voltage. 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.
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On compressors equipped with an Elektronikon® Graphic controller, if the alarm LED is lit or flashes,
consult sections
Event history menu or Service menu.
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Compressor does not start or
stops Motor overload relay (F21) open
Find cause and remedy.
Replace
during operation. Elektronikon if necessary
.
shows motor overload problem.
Circuit breaker (Q15) or fan
motor
Find cause and remedy.
Replace
overload (F15) open if necessary
.
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