7 inserting the needle, Inserting the needle – Metrohm Multi-Mode Electrode pro User Manual
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5 Maintenance
6.1246.120 Multi-Mode-Electrode pro
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37
3 Inserting the capillary
Caution
Only hold the capillary by its sides!
Do not exert pressure on the tip of the capillary!
Each capillary is individually wrapped.
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Cut open the plastic wrapper with the scissors at the marking and
unwrap the capillary.
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Grab the capillary at its sides, insert it through the capillary retain-
ing screw into the electrode body.
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Gently press it through the silicone seal.
4 Fastening the capillary retaining screw
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First, fasten the capillary retaining screw by hand until you feel a
slight resistance.
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Then slide the wrench from the top over the capillary retaining
screw.
The knobs on the wrench fit exactly into the grooves oft the capil-
lary retaining screw thus holding the wrench in place.
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Turn the handle by pushing it clockwise with one finger until the
wrench falls off.
Now the capillary retaining screw is correctly fastened.
Note
Do not apply the wrench a second time.
5.2.7
Inserting the needle
Caution
In this procedure mercury is used. Always carry out the following steps
in a dry drip pan.
Inserting the needle
To insert the needle you need the MME pro and the following accessories:
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Drip pan (6.2711.030)