Leica Biosystems RM2235 - Manual (Page 69)

67 Leica RM2235
Always remove the knife / blade before detaching the knife holder from the instrument.
Always put the knives back into the knife case when not in use!
Never place a knife anywhere with the cutting edge facing upwards and never try to catch
a falling knife!
When using cleaning agents, observe the manufacturer's safety instructions and the labo-
ratory regulations valid in the country of use.
When cleaning the outer surfaces, do not use xylene, scouring powders or solvents con-
taining acetone or xylene. Xylene or acetone will damage the finished surfaces!
Ensure that liquids do not enter the interior of the instrument during cleaning!
8.1 Cleaning the instrument
Always wipe the knife from the back of the knife to the cutting edge. NEVER wipe in the
opposite direction - risk of injury!
Clean using an alcohol-based solution or acetone.
• Raise the specimen clamp to the upper end position and activate the handwheel lock.
• Switch the unit off and unplug it.
• Remove the blade from the knife holder and insert it in the receptacle at the bottom of the
dispenser, or remove the knife from the knife holder and put it back in the knife case.
• Remove knife holder base and knife holder for cleaning.
• Remove the specimen from the specimen clamp.
• Remove section waste with a dry brush.
• Remove specimen clamp and clean separately.
Before each cleaning, carry out the following preparatory steps:
Instrument and outside surfaces
If necessary, the varnished outside surfaces of the control panels can be cleaned with a mild
commercial household cleaner or soap water and then be wiped with a moist cloth.
To remove paraffin residue, xylene substitutes, paraffin oil, or paraffin removers such as "Para
Gard" (Polysciences) can be used.
The instrument must be completely dry before it can be used again.
8. Cleaning and Maintenance