7.
With the hook and top cover
connected, fit the top cover over the
threaded shaft and ejector button until
it lightly snaps in place.
8.
Using the Torx Key, secure the top
cover with the three top cover screws
until snug.
9.
Attach the new plunger button by
aligning its center hole with the
threaded shaft making sure the
hexagonal features appropriately align.
Press down firmly until a click is heard
(see to Figure 6 and 7).
10. Ensure plunger button is correctly
installed by twisting and pulling
upward lightly.
11. Verify pipette performance.
Figure 4: Side view of initial alignment
Figure 5: Hook and top cover Connection
Figure 6: Plunger button alignment
Figure 7: Plunger button reattachment
