Thermo Scientific F1-ClipTip User Manual page 15

7. While the tip ejector 23 is in the down position, open its upper end slightly on both sides and
pull downwards. Remove the fastening spring 22. Remove the ejector link 24. Press the piston bar
16 beam into the down position. Finally unfasten the four screws 20/21 and the tip ejector.
The ejector slide 25 and two springs 26 can be removed for maintenance. This does not belong to
the regular long-term service, however.
8. Disengage the housing bottom 17 and piston bar 16 from each other. You can
disengage the tip cone assembly 42 by pulling it away from the piston
assembly 31. Disengage the piston assembly by pulling it out sideways from
the piston bar as shown in the picture on page 26. Remove the piston spring 33.
1-10µl
1. Place service tool head #1 between ring 15 and ejector 23
(Picture 15).
2. Push the tool until the parts snap away from each other ( I ).
3. Check that the ejector lever is in the up position, and pull down
and remove the tip ejector part of the module ( II ).
7.2.6 Service instructions for multichannel pipette tip
cones / cylinders
Volume: 1–10 µl
1. Unscrew the tip fittings ( I ) (Picture 16).
2. Remove O-rings 37.
3. Clean pistons 31 and the O-rings with a dry,
nap-free cloth.
4. If necessary, change O-rings 37.
5. Grease the O-rings with the lubricant provided in
the pipette package.
6. Screw the tip fittings back into the tip cones.
7. Reassemble the tip ejector.
8. Push the tip ejector lever down until you hear a click.
Volumes: 5–50 µl, 10–100 µl, and 30–300 µl
Disengage the tip cone cover 32 from the tip cone B (Picture 17) by easing it off with a flat-head
screwdriver. The tip cone cover and the interior parts of the tip cone, the O-ring spring 34, the
supporter ring 35, and the O-ring 36 ( 5–50µl/10–100µl: also O-ring 37 ), can all be removed in order
by using the piston assembly 31 as shown in the picture. If some parts remain in the tip cone, they
can be removed by turning the tip cone upside down and tapping it.
32
B
5-50µl/ 10–100µl
32
34
35
37
36
31
31
34
35
36
15
I
23
Picture 15
37
30
Picture 16
30–300µl
31
32
Picture 17
15
II
I