BOGE Operating instructions for C 15 series screw compressors Page 61
Maintenance 6.3 Maintenance work compressor
Fig. 6.10: Lock nut on safety valve
Nozzle with dirt catch
Change:
– After 3000 operating hours, however, no later than after one year.
– Switch off the compressor using the OFF button.
– Close ball valve at the compressed air outlet.
– Open safety sound insulation hood.
– Vent the compressor (as described in the beginning of the chapter).
– Wait approx. 3 minutes to permit the oil to settle.
– Unscrew nozzle with dirt catch (see arrow) (1).
– Screw in new nozzle with dirt catch.
Fig. 6.11: Nozzle with dirt catch
– Open the threaded plug
(see arrow) anticlock-
wise. The air/oil mixture
escapes.
– Tighten the threaded plug
by turning clockwise.
WARNING!
If the prescribed maintenance interval is not observed, the residual oil con-
tent in the compressed air increases considerably.
WARNING: Risk of injury!
Prior to any maintenance and servicing work take all necessary safety pre-
cautions described on page 44!
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