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PIPETMAN® M
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USER’S GUIDE
Maintenance Warning
PIPETMAN M notifies you when maintenance
is due (Service alert is set by default to
“On”).
The following message
1
will appear:
After validation by a click, the following message
2
appears:
1.
If you click to confirm within 10 seconds. the pipette will automatically switch
to
Disassembly
mode so you can carry out your maintenance safely.
2. Wait longer than 10 seconds and the option to have a reminder in one week
will appear
3
.
1
2
3
3. Click to confirm. Your pipette will be operational again.
Maintenance Operation for Single Channel Models
Tip Holder and Tip Ejector
These parts must be changed if they are damaged. You may also remove these parts
for cleaning or decontamination purposes.
Changing the Tip Ejector
1.
Keep the tip ejector button depressed and grip the top of the
tip ejector with the other hand.
2. Gently rotate the tip ejector counterclockwise and separate its
connector from the operating rod.
3. Pull the tip ejector away from the body of the pipette.
4. Clean or autoclave the tip ejector and refit or replace it by
reversing the procedure.
Changing the Tip Holder (Lower Part)
After removing the tip ejector, you may remove the lower part of the tip holder, which is
more likely to become contaminated or damaged than the upper part. Removal of the
lower part is shown below; for the upper part refer to
on page 24 (special precautions
are necessary).
1.
Gently rotate the lower part of the tip holder
counterclockwise to unscrew it from the upper part.
2. Separate the parts and remove the O-ring (refer to
Changing the Seal and/or O-ring
on page 24)
3. Clean, and if required, autoclave the lower part of the
tip holder (autoclaving: 20 min. at 121°C and 0.1MPa)
4. If required, lubricate the piston (refer to
on page 25) and fit a
new O-ring.
5. Screw the two parts together, making sure that the
two parts are fully tightened, by hand.
6. Refit the tip ejector.
Piston
Tip holder
(lower)
Tip holder
(upper)
Figure 14
Ejector clip
Figure 15
Changing the tip holder
NOTICE
After autoclaving the tip holder and tip ejector may change color, however
this has no impact on the performance.
