.
If the “O” ring  did not come out with the ring then carefully remove it
with a pair of tweezers.
.
Tip the window à out of the cell onto a clean paper towel.
The window assembly is shown in the diagram below.
Inspect both sides of the cell window. If there are any signs of scratches the
windows should be replaced. Spare windows may be obtained through your
Malvern representative.
At this point any dust on the surfaces of the window can be removed using a
compressed gas duster can. Keep the can upright while in use to prevent liquid
emerging.
%
Caution!
Inspect the windows by reflected light and see if there are any smears or prints on
it. If so then you must wipe the lens surface using the following guidelines.
Use a good quality lens tissue and gently wipe it over the surface once. Do not put
your fingers on the lens during this wipe. Re-inspect the window and if still
marked then repeat with another clean tissue.
5
5
1
2
4
3
ILL 2983
Do not wipe the windows with an ordinary dry cloth as this will cause
scratches. Always use the procedure below to clean the surfaces.
CHAPTER 11
GETTING STARTED
Page 11.5
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