Metrohm NIRS, Manual, Page: 67 / 85

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65
4. Grasp the lamp retaining ring as shown.
Push inward slightly, and rotate clockwise
(the top to the right; the bottom to the
left) to release the retaining ring from the
shoulder screws.
5. This photo shows the lamp retaining ring
in the removal position.
The spring will tend it push the retaining
ring outwards when the shoulder screws
line up with the openings. Do not drop
the lamp or retaining ring.
6. Pull the lamp and ring outward from the
instrument as shown.