1. Unscrew and remove the screw plug.
2. Pour in the cooling oil and retighten the screw plug.
3. Turn the rotors manually by means of the belt pulley to distribute the oil.
7.6 Option C1
Activating and deactivating the MODULATING control
Use a shut-off valve to activate and deactivate the MODULATING control. If the MODULATING
control is deactivated, the machine always delivers the maximum possible compressed air quantity
in LOAD mode.
MODULATING control Shut-off valve
switch on open
switch off close
Tab. 43 Activating and deactivating the MODULATING control
Precondition The power supply isolating device is switched off,
the device is locked off,
the absence of any voltage has been verified.
Fig. 12 Activating and deactivating the MODULATING control
1 Control valve (proportional control)
2 Shut-off valve
➤ Open or close the shut-off valve, depending on the required control mode.
The regulating valve is factory set. Consult with KAESER SERVICE before changing.
7.7 Starting the machine for the first time
Precondition No personnel are working on the machine.
All access doors are closed.
All removable panels in place and secured.
7 Initial Start-up
7.6 Activating and deactivating the MODULATING control
901848 21 E
Operating Manual Rotary screw compressor
SK
45
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