BRAND Dispensette S Trace Analysis Gebrauchsanleitung Seite 54

4 Assembly
e.
Instruments without recirculation valve
a.
Open the screw cap of the discharge tube (see 'instrument with recirculation valve', Fig. a.). To
avoid splashes, hold discharge tube orifice on the inner wall of a suitable receiving vessel.
b.
For deaeratingpull up the piston approx. 30 mm and push it down rapidly until the lower stop.
Repeat this procedure approximately 5 times until the discharge tube is bubble-free.
54
Operating manual
e.
To avoid splashes when deaeratinghold the discharge
tube on the inner wall of a suitable receiving vessel and
dispense liquid to vent deaerate the discharge tube un-
til it is bubble-free. Wipe away any remaining drops
from the discharge tube.
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