Disassembly/Cleaning (2-10 Ml) - BRAND Transferpette S Operating Manual

9 Maintenance
Cleaning
S
F
9.2 Disassembly/cleaning (2–10 ml)
a.
Check the pipette tip cone for damage.
b.
Inspect the piston and seal for contamination.
Operating manual
54
a.
Detach the pipette shaft (S) from the
A handle by unscrewing it.
b.
Unscrew the upper part of the ejector
unit (A) from the pipette shaft.
B
c.
Pull out the shaft (B, C and D) from
the lower part of the ejector unit (E).
C
d.
Unscrew the piston unit (B).
D
Do not disassemble the piston unit (B)
any further!
e.
Remove the seal with spring (C) (not
possible on Transferpette
μl and 10 μl!).
f.
Clean the parts shown with a soap so-
E
lution or isopropanol, and then rinse
with distilled water.
g.
Dry the parts (max. 120 °C/248 °F).
h.
Grease piston and seal with a very
thin layer of supplied silicone grease.
Reassemble the cooled parts in reverse
order. Only hand-tighten the piston unit
and the upper part of the ejector unit (A,
B).
NOTICE
®
S 1 μl, 2.5
Transferpette® S 997207