d.
1
Install piston rod
b.
1
2
c.
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d. Allen screws appear in the recess (1).
With digital instruments, the pipet-
ting button may have to be turned
slightly for this purpose.
e. Loosen Allen screws (half turn).
f. Pull out the piston rod.
a. Place the setting gauge from the re-
pair set vertically on a hard, level sur-
face. Frosted end upwards.
b. Insert the piston rod into the shaft,
and place the shaft on the setting
gauge.
c. Press the pipetting button as far as it
will go. The piston rod and shaft must
be in a vertical position (do not tilt).
d. Tighten the Allen screws (with the
pipetting button pressed).
Operating manual
43