Maintenance
Edition 10_2010 - 38891EN-900-AB
47
9 Maintenance
Danger – electric shock!
Death or serious injuries may be the consequence.
u Prior to all maintenance work, set the main switch to OFF and unplug
the mains plug.
u Secure against unintentional placing back in operation by others.
Danger – biological contamination!
Contaminated samples and contaminated water can cause infections.
u For work in the laboratory, wear stipulated protective clothing and
safety glasses.
EXAKT units are, provided they are operated properly, reliable and low
maintenance.
At regular intervals the components should be checked by visual
inspection.
9.1 Maintenance after each use
Cutting band
A worn and/or soiled cutting band will result in messy and inaccurate
cutting results. The results of the cutting are in general extremely smooth
cut surfaces with very low surface roughness.
To be able to meet the different requirements, the cutting band must be
checked for soiling and wear prior to each use and on each sample
change.
Cleaning a
soiled cutting
band
Cleaning a soiled cutting band using a whetstone
u Open the water supply.
u Open the cooling water control.
u Open the flush water control.
u Switch on the EXAKT 312.
u Make a cut into the whetstone using a low feed force.
The soiled cutting band will be cleaned by the cut into the whetstone.
Replacing a
damaged
cutting band
Removing the cutting band
u Lift the work plate and pull forward out of the work table tray.
u Remove the run-off plate
u Position the cutting band guide at the bottom
u Open the doors and remove.
u Pull the tensioning lever on the saw base unit forward (toward the
user) so that the bottom pulley is moved upward.
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