Leica Biosystems RM2255 - Manual (Page 42)

40 Instructions for Use, V 1.8 RevC – 07/2013
• Using the rotary knob, set the appropriate sectioning speed.
• Using the CUT MODE button, select the CONT operating mode (continu-
ous stoke).
• Deactivate the handwheel lock and release the brake.
• Start motorized sectioning and trim the sample.
• Terminate trimming when the desired sectioning surface and depth have
been reached.
5. Operation
5.9 Trimming the specimen
5.9.1 Trimming in manual operation
• Use the TRIM/SECT key to select the trim mode.
• Set the desired trim section thickness.
• Deactivate the handwheel lock and release the brake.
• In TRIM mode, use the coarse feed buttons to move the specimen
against the knife/blade.
• Trim the specimen by turning the handwheel
or
• Using the CUT MODE key, select the ROCK operating mode and cut the
specimen with forward and backward motions of the handwheel.
• Terminate trimming when the desired sectioning surface and depth have
been reached.
+
During fast manual trimming, do not put your fingers between the
specimen and knife. The handwheel continues turning after it is re-
leased and can cause injuries.
5.9.2 Trimming in motorized operation
The handle of the handwheel must always be centered while in
motorized sectioning mode. Always turn the handwheel evenly in
clockwise direction; otherwise, the brake will not work properly.
Always set the sectioning speed according to the hardness of the
specimen! For hard specimens, always select a slow speed.
• Use the TRIM/SECT key to select the trim mode.
• Set the desired trim section thickness.
• If necessary, set the sectioning window.