Comprag 11410101, Operating Manual

Page: 33 / 108

33 COMPRAG Screw air compressor F-Series
Fig. 5.4.1 Oil replacing
Open the front panel and turn the fill plug
(2) one revolution in order vent system
pressure.
Remove the fill plug. Remove plug from the
drain valve (1) at the bottom of the Air-Oil
separation tank. Drain the oil into a dedi-
cated vessel from the separator tank after
opening the drain valve.
Fill the Air-Oil separation tank with oil until
it is level with the middle of the sight glass.
Refit and tighten the drain valve plug and
the fill plug.
Open the right side panel. Remove the oil
filter (1) using a special Oil Filter Wrench.
Drain the oil from the filter into a dedicated
vessel and clean the filter seat.
Oil the gasket of the new oil filter and screw
it into place. Only tighten oil filter by hand.
Start up the compressor.
Stop the compressor and let it run idly for
several minutes in order for the oil to cir-
culate and air to be extracted from the oil
system. Wait several minutes until the oil
settles and the inner pressure drops.
If necessary, unscrew the fill plug and add
oil until it is level with the middle of the
sight glass. Place the fill plug into its initial
position and tighten it.
5.4 Replacing oil and oil filter
Fig. 5.4.2 Oil filter replacing
1
2
1