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1. Tilt the front cover down.
2. Remove the sample line (
You must remove the sample line before the aspirator assembly is tilted
forward. If the line stays in place, it can break as the assembly is tilted.
3. Loosen the thumb screws (
forward.
4. Pull up the spring-loaded knob (
centering collar (
NOTE
If the centering collar is locked into place, squirt a little warm DI water over
the collar to loosen it.
5. Place the red needle cover over the needle.
6. Remove the three tubes from the collar.
To remove the centering collar from the manual closed-tube sampler
1. Tilt the front cover down.
2. Pull the centering collar up.
3. Remove the tubing from the nipple.
4. Place the red needle cover over the
needle.
Cleaning the Shear Valve and Aspiration Pathways in the UFC
Time: 15 minutes
4-6
1
) from the bottom of the needle base.
CAUTION
2
) and tilt the autosampler aspirator assembly
) by pulling it up and out.
4
), turn it a ¼ turn, then remove the
3
Maintaining the Analyzer
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Troubleshooting
