Aufstellung.pm6.5 - USA
Page 3.10
Installation
BOGE Operating instructions for S 40-2...S 341 / SF 40-2...SF 220 series screw compressors
CAUTION!
Always check the rotational direction of the drive motor prior to commission-
ing/initial start up.
Even brief operation in the wrong direction of rotation (more than approx.
5 seconds) may cause total destruction of the air end!
Ensure that the rotational direction coincides with the rotational direction
arrow on the air end.
– Switch on the main switch.
– Switch the compressor on and immediately off again to check the rota-
tional direction.
Changing the rotational direction:
DANGER: Risk of injury!
Switch off the main switch and secure against unintentional switching-on.
– Interchange two phases (L1, L2 or L3) in the power cable.
Open ball valve on the compressor outlet.
Undertake the following to prevent leaks:
– Check screw connection of the lines and retighten, if necessary.
– Check to ensure that the oil filter and oil separator are hand tight seated.
Switch on the main switch.
– Switch on the compressor using the ON key. The compressor starts.
– The compressor switches off automatically once the switch-off pressure,
factory set on the operating pressure switch, has been reached.
– Check the supply pressure on the supply pressure gauge.
If necessary, reset operating pressure switch.
– The compressor is ready for operation.
Checking the rotational
direction
Opening the stop valves
3.5 Commissioning
Checking for leaks
Conduct trail run
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