BOGE Operating instructions for C 10 L...C 20 L series screw compressors Page 39
Maintenance 5.3 Regular maintenance work
– Close ball valve at the compressed air outlet.
– Vent the compressor (as described in the beginning of the chapter).
– Wait approx. 3 minutes to permit the oil to settle.
Fig. 5.3: Checking the oil level, topping up with oil
Changing the oil filter
Change:
– If mineral or food-suited oils are to be used,
please be advised that the oil filter must be replaced after the first 500
operating hours.
– After 3,000 operating hours, however, no later than after one year.
– With each oil change!
– Switch off the compressor using the OFF button.
Caution: Risk of injury!
Danger of burning due to hot oil!
Always wear safety gloves!
– Remove plug (2) of oil fill-
ing socket(1).
– Check oil level.
The oil level must not
drop to a level more than
0.8 inch below the bottom
edge of the thread.
– If necessary, top up with
oil to the lower edge of the
thread ("max." mark) on
the oil filling socket.
– Screw plug (2) back in.
– Open ball valve at the
compressed air outlet.
Caution: Risk of injury!
Press Emergency Stop button, open mains disconnection device and secure
against unintentional switch on by means of a padlock.