Waters 2998, Operator'S Manual

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Replacing the lamp 3-7
10. Hand tighten the thumbscrews, and then tighten them snug with the
1/4-inch flat-blade screwdriver.
11. Connect the inlet tubing to the column outlet connection and flow cell
inlet.
12. Replace the front panel cover.
13. Before you power-on the detector, prime the system to fill the flow cell
with solvent and remove any air.
Replacing the lamp
Change the lamp when it repeatedly fails to ignite or when the detector fails
to calibrate.
The 2998 detector source lamp is warranted to light and pass startup
diagnostic tests for 2000 hours or 1 year from the date of purchase, whichever
comes first.
To remove the lamp:
1. Power-off the lamp.
2. Power-off the detector and disconnect the power cable from the rear
panel.
3. Allow the lamp to cool for 30 minutes.
4. Lift up the front panel cover and pull it away from the chassis.
Warning:
To prevent burn injuries, allow the lamp to cool for 30 minutes
before removing it. The lamp housing gets extremely hot during
operation.
Warning:
To avoid eye injury from ultraviolet radiation exposure,
• power-off the detector before changing the lamp.
• wear eye protection that filters ultraviolet light.
• keep the lamp in the housing during operation.
Warning:
The lamp and lamp housing can be hot. Wait 30 minutes
after powering off the detector for these components to cool before
touching them.