1220 Infinity II LC System User Manual 319
Maintenance and Repair
11
Diode Array Detector (DAD)
1
Unscrew the six screws and remove the flow cell cover.
2
If not already in this position, move the filter up.
3
While releasing the holder with a screw driver (at the
top), carefully remove the holmium oxide filter.
Do not scratch the holmium oxide filter.
The holmium oxide filter can be cleaned with alcohol
and a lint-free cloth.
4
While releasing the holder with a screw driver, carefully
insert the holmium oxide filter.
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