9 Cleaning
8.2 Analog-adjustable model
a.
b.
Adjustment range
Nominal volume
1 ml
2 ml
5 ml
10 ml
25 ml
50 ml
100 ml
9 Cleaning
Components filled with reagent
The cylinder, valves, telescopic filling tube and discharge tube contain reagent!
> Never remove the discharge tube while the dispensing cylinder is filled.
> Point the valves and tube openings away from your body.
> Wear protective clothing, eye protection and protective gloves!
The instrument must be cleaned in the following situations to assure correct operation:
•
immediately when the piston is difficult to
move
•
prior to a reagent change
•
prior to long term storage
62
Operating manual
a.
Insert the pin of the assembly tool into the cover plate
(Pos. 1), and break it off with a rotating motion. Discard
1
the adjustment cover.
b.
Insert the pin of the assembly tool into the adjustment
screw and rotate to the left in order to increase the dis-
pensing volume, or rotate to the right to decrease the
dispensing volume (e.g. for an actual value of 9.97 ml,
rotate approx. 1/2 turn to the left).
c.
Adjustment is completed.
ð
The change in the adjustment is indicated by a red disk
(circle in figure).
Analog-adjustable/Fixed-
volume max. +/- [µl]
6
12
30
60
150
300
600
WARNING
One rotation corresponds
to [µl]
~ 8
~ 16
~ 40
~ 80
~ 130
~ 265
~ 400
•
prior to changing the valve
•
regularly when using liquids which form de-
posits (e.g., crystallizing liquids)
997490