BRAND Dispensette III Mode D'emploi page 49

5.
Loosen piston.
a) Analog-adjusted and fixed-volume model
Hold the housing securely and unscrew the
piston completely by turning it to the left.
Carefully pull out the piston.
Do not remove the housing!
b) Digital type
Carry out assembly and dismantling at the maximum volume setting only.
5b
Move the latch to the left and remove the cylinder
sleeve.
6.
Clean piston and cylinder with a bottle-brush
(Analog an fix type see Fig. 6a, Digital type see
Fig. 6b). If necessary carefully remove deposits
at the edge of the glass cylinder.
7.
Then flush all parts of the instrument with
deionized water.
8.
Insert the piston completely into the cylinder
and then reassemble the instrument.
Note:
Digital type
The red stop segment must engage
underneath the cylinder.
5a
Place the tip of the mounting tool in the receiving
hole, and turn the mounting tool counter-clock-
wise to loosen the piston mount. Then carefully
pull out the piston.
6a
Right!
Catch is inserted
below the cylinder.
Cleaning
6b
Wrong!
Catch is inserted
above the cylinder.
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