Checking The Oil Levels And Refilling - Edwards GXS Series Instruction Manual

The following maintenance can be carried out on the dry pumping system between the
overhauls. Contact us for the details and training:
▪ Check the oil level. Refer to
▪ Inspect the connections, pipelines, cables and fittings. Refer to
connections, pipelines, cables and fittings
▪ Inspect and clean the exhaust pipe, elbow and check valve.

5.4.1 Checking the oil levels and refilling

WARNING:
The use of suitable protective gloves and eye protection is recommended when
carrying out this procedure. Personal protective equipments should be checked and
used as specified by its supplier.
CAUTION:
Ensure that the oil levels in the dry pump and the mechanical booster pump (where
applicable) are correct. If a pump oil level is incorrect, pump performance may be
affected and the pump may be damaged.
The dry pump and booster (if fitted) each have two sight glasses. One is located on the
end cover (refer to
and the other is located on the gearbox (refer to
and the fill plug on
with a sight glass at each end and so
plug on gearbox
pumping system and the other is accessible from the right side.
The GXS 450, 450/2600, 450/4200, 750, 750/2600 and 750/4200 dry pumping systems
are provided with slots in the side panels to enable the oil levels to be checked without
removal of the side panels. To check oil levels on these systems:
1. Switch off the dry pumping system and allow it to stand for at least 5 minutes.
2. Check that the oil level is in line with the MAX indicator. If the oil level is below the
maximum it must be topped up.
All other GXS pumps require the dry pumping system side panels to be removed in order
to check the oil level. To check oil levels on these systems:
1. Switch off the dry pumping system and allow it to stand for at least 5 minutes.
2. Remove the side panels.
3. Check that the oil level is in line with the MAX indicator. If the oil level is below the
maximum it must be topped up.
To top up the oil levels, all GXS pumping systems require side panels to be removed:
1. Refer to
Figure: Location of the oil sight glass and the fill plug on gearbox
fill plugs on the top of the end cover and gearbox.
2. Remove the appropriate oil fill plug and carefully top up with oil. Refer to
technical data
M58800880_H - Maintenance
Checking the oil levels and refilling
Figure: Location of the oil sight glass and the fill plug on end
gearbox). Note that the GXS750 dry pumping system has a gearbox
applies to both ends. One is accessible from the left side of the dry
Figure: Location of the oil sight glass and the fill plug on end cover
on page 15 for specification.
Page 71
on page 72.
Figure: Location of the oil sight glass
Figure: Location of the oil sight glass and the fill
on page 71.
Inspect the
cover)
and
to locate the oil
General