KAESER ESD 352 SFC, Technical Documentation Manual

Page: 118 / 413

3. Place the other end of the maintenance hose in the oil receptacle and secure it in place.
4. Open the shut-off valve
11
.
5. Slowly open the shut off valve
7
in the maintenance hose to release oil and close immediately
when air escapes.
6. Close the shut-off valve
11
and unplug the male hose fitting.
Draining the oil from the cooler
Fig. 31 Changing the cooling oil, oil cooler
1
Oil cooler
2
Hose coupling (oil drainage)
3
Shut-off valve
6
Plug-in nozzle
7
Shut-off valve
1. Have an oil receptacle ready.
2. With the shut-off valve closed, insert the male hose fitting
6
into the hose coupling
2
.
3. Place the other end of the maintenance hose in the oil receptacle and secure it in place.
4. Open the shut-off valve
3
.
5. Slowly open the shut-off valve
7
and allow cooling oil and gas to escape completely until the
pressure gauge on the oil separator tank reads 0 bar.
6. Close the shut-off valve
3
and unplug the male hose fitting.
10 Maintenance
10.16 Changing the cooling oil
72
Service Manual Screw Compressor
ESD 442/14 bar (abs) SFC SIGMA CONTROL 2
ESD_2C_10357405_10–LIN_00 E