BRAND Transferpette 8 Mode D'emploi page 74

10 Maintenance
e.
Remove piston for cleaning or replacement
a.
Unscrew pipetting unit: Separate the pipetting unit from the handle.
b.
c.
d.
74
Operating manual
e.
f.
The pipetting unit must be screwed onto the handle in a
counter-clockwise direction until it clicks into place. Do not
pull the pipetting unit downwards.
g.
b.
c.
Z
The central guide axis (Z) must not be removed.
d.
Mount the seal: If required, re-grease the piston with the
silicone grease supplied. Slide the seal onto the piston
with the flat side upwards. Tighten the cleaned or new
shaft using the installation tool.
Assemble pipetting unit: Reassemble the pipetting unit
and mount it on the handle. Check the instrument for
leaks, free movement, and precision.
NOTICE
Carry out reference run: Carry out reference run (rEF).
Remove the pipetting housing: Turn both closures of
the pipetting housing cover by 90°, and pull off the
pipetting housing.
Remove screws: Remove both outer Phillips-head
screws on the shaft unit.
NOTICE
Separate the piston and shaft unit: Pull apart and sepa-
rate the piston and shaft unit.
Transferpette® -8/-12 electronic 997200