Waters 717plus - 5.3 Replacing the Seal Pak

Replacing the Seal Pak 135
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2. Use the arrow keys to move to the Syringe Volume field. Highlight the appropriate
volume, and press Enter.
Purging the Syringe
Purge the autosampler a minimum of three times to ensure that there are no bubbles in
the syringe.
To purge:
1. Set the pump flow to 1 mL/min.
2. From the Main Menu, press Purge Page.
3. Press Start Purge.
4. Repeat the purge a minimum of three times.
5. If three purges fail to remove bubbles from the syringe, manually purge the syringe
(see Section 6.4.1,
Manual Syringe Purge).
5.3 Replacing the Seal Pak
Replace the seal pak when:
• Contaminant peaks appear
• Seals leak
Note: The needle and seal pak should always be replaced at the same time.
The procedure for replacing the needle and seal pak involves:
• Removing the injector
• Removing the seal pak
• Replacing the needle
• Installing a new seal pak
• Installing the injector
• Calibrating the new seal pak