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897N203029A FDC NX600 Instruction Manual 2022.01
6 Maintenance
Thumbscrew
Reference
plate
11. Loosen the 2 screws fixing the reference
plate and remove the plate from the ana-
lyzer.
Reference
white plate
Reference
black plate
12. Turn over the reference plate and clean
the white plate and black plate with a dry
cotton swab.
Photometer
13. Clean the photometer head with a dry
cotton swab.
Thumbscrew
Reference
plate
14. Load the reference plate.
Tighten the 2 thumbscrews evenly.
IMPORTANT:
Tighten the two thumbscrews securely. Otherwise,
the measurement results may be negatively af-
fected.
6