Section I – CD AutoPlus Maintenance
CD14 Tester & CD AutoPlus Autosampler User Guide—75-108-800 Rev. B—31 May 2021 101 of 130
EAR99 technology subject to restrictions on cover page.
Section I – CD AutoPlus Maintenance
Scheduled Maintenance Overview
Before Each Test
Replace sample filters if applicable.
After Each Test
The wash function should be used to clean all the liquid lines of
the unit. DI or better quality water is recommended for the wash
solution.
NOTE: Please contact Teledyne Hanson Technical Support
before pumping organic solvents through the unit.
Weekly
Inspect syringes for leaks. Ensure that no air bubbles are
entering the syringe from the side of the plunger. Syringes
should be replaced when they have reached 100,000 cycles,
regardless of whether or not they are leaking. For instructions on
syringe replacement, refer to the syringe replacement section
below.
Every 6 Months
Inspect sample lines and fittings. Ensure all fittings are tight.
Sample lines should be free of debris, kinks, or breaks. For
information on how to remove debris from the lines, or repair
kinked or broken lines, please contact Teledyne Hanson
Technical Support.
Inspect AutoFill needles for damage and replace as necessary.
Inspect AutoFill dispense head for smooth motion.
Wash Routine
About
The wash routine on the CD AutoPlus is designed to provide a
thorough cleaning of all the liquid lines utilized during a test. This
can be run automatically at the end of a test or run through the
automatic syringe control screen located in the Tools menu.
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