Thermo Scientific Nicolet Series User Manual page 22

Installing or Replacing Hardware
Changing the Source
18 Nicolet iS20 User Guide
2. Use the 4-in-1 tool, with the small Phillips bit installed, to loosen the screws that hold the
source in place. (The screws are captive, so you only need to loosen them until they spin
freely.)
Note Do not to twist the source as you remove it, and do not touch the electrical
contacts or the source element.
3. Remove the current source.
4. Insert the new source.
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