Astrea Evolve AA25CRK Manual de sustitución - Página 8

Navegue en línea o descargue pdf Manual de sustitución para Equipamiento industrial Astrea Evolve AA25CRK. Astrea Evolve AA25CRK 19 páginas. Wetted flow path for 200mm and 250mm chromatography columns

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Replacing the wetted flowpath components

There are three stages to replacing the wetted flowpath.

1. Disassemble the column into the three main sub assemblies

2. Exchange the components

3. Reassembly the column and perform initial integrity checks.

Disassembly of Adjuster Assembly

1. Detach any pipework from the top sanitary clamp adapter.

2. Remove flange fixing bolts from the underside of the top tube flange.

3. Check that adjuster seal is released by turning the seal actuation nut counter clockwise.

4. Lift adjuster unit out of tube unit and place it on its side on a clean workspace.

CAUTION Adjuster units are heavy

CAUTION Adjuster unit will roll

5. Remove Flowtube adaptor and flowtube seal.

6. Remove the seal adjust nut and spacer.

7. Slide the flowtube and seal adjust tube out of the threaded rod.

8. Remove the flowcell locking clip and retain.

9. Using the correct sized spanner remove the flowtube to expose the flowtube seal. Removes

and discard the flowtube and seal.

Figure 1.2 Adjuster Assembly Evolve® 200 column