9.1 Digital model
a.
b.
c.
d.
e.
Adjustment range
Nominal volume [ml]
1
2
5
10
25
50
100
9974 90
a.
Slide the latch to the left and remove the front housing
shell.
b.
Pull out the safety lock. The adjustment cover will then
come off. Discard the adjustment cover.
c.
Pull the red knob to disengage the gears. Set the display
to actual delivered volume (e.g., 9.90 ml).
d.
Press in the red knob and then the safety lock again.
e.
Replace housing and slide the latch to the right.
ð Adjustment is completed.
ð Alteration of the factory setting is indicated by a red re-
calibration flag (circle).
Digital max. +/- [µl]
12
24
60
120
300
600
–
9 Adjustment
55
Operating manual