Performing A Needle Wash Cycle - Thermo Scientific VF-F20-A Operating Manual

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7 Maintenance and Service
7.7.3

Performing A Needle Wash Cycle

When
Preparations
Page 162
4. Replace the needle wash inlet line from the needle wash pump inlet
to needle wash reservoir.
a) First, remove the current needle wash inlet line.
b) Then install the replacement needle wash inlet line. See
Connecting the Needle Wash Reservoir
5. Power on the device. Close the compartment doors, then the device
will run initialization automatically. Make sure no errors or warnings
are reported in the Audit trail.
6. In the Chromeleon ePanel FC tab, run a Purge Needle Wash to fill
the needle wash port with the fresh needle wash liquid. During
purging, the needle wash port and the fluid path is flushed
continuously until the fresh needle wash liquid is present at the
wash port. For more details, see
Page 113).
The needle wash cycle can be part of the sequence or can be performed
manually. This section describes how to perform a manual needle wash
cycle.
For information on automatic needle wash cycles using the wash modes
in Chromeleon, see Important Operating Parameters
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Routine and preventive maintenance for the needle wash system
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Replacing the needle wash liquid
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Replacing needle wash lines
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Observe the Needle Wash Liquid Guidelines. See
Liquid Guidelines
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Purge the needle wash system to fill the needle wash port with fresh
needle wash liquid, for example after replacing the needle wash
liquid. In Chromeleon, select the Purge Needle Wash button on the
ePanel FC tab.
Integral Fraction Collector FT (VF-F20-A) Operating Manual
Important Operating Parameters
( page 159).
( page 79).
( page 113).
Needle Wash
(