Maintenance and care PlasmaQuant 9100 (Elite)
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7.2.11 Replacing the air filter
The air inlet filter is located on the rear of the device. Check the filter monthly and re-
place it if it is heavily contaminated.
} Pull the contaminated filter from the holder.
} Insert a new filter so that the arrow on the side of the filter point toward
the device.
7.3 Sampler maintenance
7.3.1 Replacing the cannula and sample hose
The samplers are supplied with a cannula to which the sample hose is attached. The
cannula and the sample hose are always replaced together.
} Switch off the sampler via the power switch.
} Disconnect the connection between the sample hoses of the sampler and the device.
} Carefully pull the sample hose from the hose guides on the automatic sampler.
} Unscrew the cannula from the holder on the automatic sampler. Remove the cannula
with the sample hose and the connection pieces from the holder on the sampler.
} Prepare the new cannula with sample hose:
– Fit the connection piece (1) onto the sample hose.
– Push the conical nipple onto the cannula with the narrow side facing downward.
Position the conical nipple close to the upper edge of the cannula.
– Push the banjo bolt (3) onto the cannula from below. Screw the banjo bolt and
the connection piece (1) to each other.
} Insert the cannula into the holder on the sampler. Fasten the cannula with the con-
nection piece (4) in the holder from below. To do this, screw connection pieces (1)
and (4) to each other.
} Guide the sample hose through the hose guides on the sampler (→ "Putting the
ASPQ 3300 into operation" 33).
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