Research Instruments Ltd
9
Secon 9
Figure 9-11
Figure 9-12
Figure 9-13
Plunger Tip
4. Turn the SOS to a horizontal posion. Add a few drops of oil to the ll
port unl the oil is level with the top of the port.
5. Ret the cap ensuring that no air bubbles are trapped underneath.
A small amount of oil may be spilled, which should be wiped away
with an absorbent paper towel.
6. With each procedure the operang posion of the plunger will move
further towards the p of the SOS. When the plunger is close to the
p as shown, the system should be topped up with oil.