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Instruction book
- If the coloured part of the service indicator (1-Fig. 3.3)
shows full out, replace the air filter element.
3.3 Starting (Fig. 1.7)
1. Switch on the voltage. Check that voltage on LED (4)
lights up. The message
compressor off
appears.
2. Open the air outlet valve.
3. Close condensate drain valves (1 and 4-Fig. 1.5).
4. Press start button I (11). The compressor starts running
and automatic operation LED (9) lights up.
3.4 During operation (Fig. 1.7)
In order to ensure sufficient motor cooling, the doors must be
closed during operation and may be opened for short periods
only to carry out checks.
1. Check the oil level
during operation
: the pointer of the
level indicator (5-Fig. 3.1) must register in the green range;
if not, press stop button O (10),
press the emergency stop
button (S3-Fig. 1.1), close the air outlet valve, open
manual drain valves (1 and 4-Fig. 1.5) and wait until
the compressor has depressurized. Unscrew oil filler
plug (3-Fig. 3.1) only one turn to permit any pressure
in the system to escape
. Remove the filler plug and add
1
Air filter service indicator
2
Nozzle
3
Palm grip
4
Expander
5
Hose clip, air inlet hose
6
Air inlet hose
Fig. 3.3 View of blow-off nozzle
1
Compressor element
2
Oil drain plug
3
Check valve/oil stop valve
4
Arrow, indicating the correct rotation direction of the
drive motor
Fig. 3.4 View of compressor element
oil until the level reaches the filler neck. Tighten the plug.
2. If the coloured part of air filter service indicator (1-Fig.
3.3) shows fully out, stop the compressor, switch off the
voltage and replace the air filter element. Reset the
indicator by pushing its knob.
3. If automatic operation LED (9) is alight, the regulator is
automatically controlling the compressor, i.e. matching the
compressor speed to the net pressure, starting and stopping
the compressor whenever necessary.
Warning
When the motors are stopped and LED (9) is
alight, the motors may start automatically.
Checking the display 2) (Fig. 1.7)
1. Regularly check the display for readings and messages.
Normally the main screen (Fig. 1.8) is shown, indicating
the compressor outlet pressure, the motor speed and the
abbreviations of the functions of the keys below the display.
See section 1.3.
2. Always check the display (12) and remedy the trouble if
alarm LED (7) is alight or blinks. See section 1.3.2.
