2. Remove the source.
a. Use a #1 Phillips head screwdriver to fully loosen the three captive screws that hold the
source in place.
b. Swing the bale out. Steady the instrument with one hand and pull firmly on the bale to pull the
source straight out of the instrument.
NOTICE
Never touch a source element with your bare fingers. Skin oils or other deposits on the element
will shorten its life. Always use clean finger cots, gloves, or clean laboratory tissue when
handling a source element.
3. Insert the new source.
a. Make sure the three captive screws are straight and then slowly insert the source into the
cavity until the source mount is flush with the instrument.
b. Tighten the screws to secure the source and snap the bale into its storage position.
4. Reconnect and power on the spectrometer.
a. Carefully return the instrument to its upright position and reconnect any cables you removed.
b. Replace the desiccant. See "Replace the Desiccant" for instructions.
Thermo Scientific
Nicolet Summit OA Spectrometer User Guide
63
Maintenance