Wartung.pm6.5 - USA
Page 5.13
Maintenance
BOGE Operating instructions for S 40-2...S 341 / SF 40-2...SF 220 series screw compressors
Changing the oil filter
Change: – After 3000 operating hours,
however, no later than after one year.
– With each oil change!
– Switch off the compressor using the OFF button.
DANGER: Risk of injury!
Switch off the main switch and secure it against unintentional switch-on.
– Close ball valve at the compressed air outlet.
– Take off safety warm air hood and open safety sound insulation hood.
– Vent the compressor (as described in the beginning of the chapter).
The system pressure gauge must indicate a pressure of 0 psig.
– Wait approx. 3 minutes to permit the oil to settle.
– Remove cladding on the maintenance side.
DANGER: Risk of injury!
Danger of burning due to hot oil!
– Unscrew soiled oil filter by hand or use a strap wrench, turning counter-
clockwise.
Catch the draining oil and dispose of properly according to environmental
regulations.
– Fill the new oil filter with compressor oil.
– Lightly oil the sealing ring of the new oil filter.
– Screw in new oil filter by hand, turning clockwise.
– Close safety sound insulation hood.
CAUTION!
Do not use tools to screw in the new oil filter!
You might damage the oil filter or its sealing ring.
A hand tight seating of the oil filter is sufficient.
– Close safety sound insulation hood and reattach cladding on the mainte-
nance side.
– Open ball valve at the compressed air outlet.
– Switch on the compressor and heat up to operating temperature.
– Subsequently, check the oil filter for leaks once again and tighten by hand,
if necessary (Procedure as described above).
DANGER: Risk of injury!
Switch off the main switch and secure against unintentional switch-on.
– Check the oil filter for leaks and tighten by hand, if necessary.
– Check oil level.
Top up oil losses, if any.
5.3 Regular maintenance work