BOGE Operating instructions for C 10 L...C 20 L series screw compressors Page 41
Maintenance 5.3 Regular maintenance work
– 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.
Fig. 5.5: Changing the oil separators
– Open ball valve at the compressed air outlet.
– Switch on the compressor and heat up to operating temperature.
– Check the oil separators for leaks once again (procedure as described
above).
– Check the oil separators for leaks and tighten by hand, if necessary.
Caution: Risk of injury!
Danger of burning due to hot oil!
Always wear safety gloves!
– Remove cladding from
the service side.
– Unscrew soiled oil sepa-
rators (4) by hand or use
a strap wrench, turning
counterclockwise.
– Catch the draining oil and
dispose of properly ac
-
cording to environmental
regulations.
– Lightly oil the sealing
rings of the new oil sepa
-
rator.
– Screw in new oil separa-
tors (4) by hand, turning
clockwise.
Attention!
Do not use tools to screw in the new oil separators!
You might damage the oil separators or their sealing rings.
A hand tight seating of the oil filter is sufficient.
Caution: Risk of injury!
Press Emergency Stop button, open mains disconnection device and secure
against unintentional switch on by means of a padlock.
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