Handling Acids And Bases; Changing Fuses - Leica DM2700 M Instructions Manual

12. Care of the Microscope
Cleaning Glass Surfaces and Objectives
Glass surfaces, and particularly objectives, are
always to be cleaned as described in the bro-
chure "Cleaning of Microscope Optics". You can
download the information from
http://www.leica-microsystems.com/products/
light-microscopes/industrial-materials/upright-
microscopes/
Select the type of the microscope and switch to
the "Download" page.
You can also contact our Technical Service with
any questions.
Removing Immersion Oil
Caution!
Follow safety instructions for immersion oil!
First, wipe off the immersion oil with a clean cot-
ton cloth, and then re-wipe the surface several
times with ethyl alcohol.
70

12.3 Handling Acids and Bases

For examinations using acids or other aggressive
chemicals, particular caution must be taken.
!
Caution :
Never allow the optics and mechanical parts
to come into direct contact with these chemi-
cals.

12.4 Changing Fuses

The fuse insert (Fig. 67) on the rear side of the
stand can be pulled out using a pointed object.
Fuse data → p. 11.
Order no. → p. 71.
Caution!
Never use any fuses as replacements other
than those of the types and the current rat-
ings listed here. Using patched fuses or
bridging the fuse holder is not permitted. The
use of incorrect fuses may result in a fi re haz-
ard.
Fig. 67 Fuse insert