PICO 155P Precision Saw
I
NSTRUCTION
M
ANUAL
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3601 E. 34th St. Tucson, AZ 85713 USA Tel. +1 520-882-6598 Fax +1 520-882-6599 email: [email protected] Web: http://www.metallographic.com
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Please read this instruction manual carefully and follow all installation, operating and safety guidelines.
Problem
Cause
Solution
Blade is easily chipped
or breaking
a. Improper blade dressing.
a. Use mechanical dressing fixture.
b. Insufficient sample clamping.
b. Secure specimen with rubber
mounting pad.
c. Cutting force initially too high.
c. Reduce initial force to set cutting
kerf.
Low cutting rates
a. Smeared material on the blade.
a. Redress blade at <100 grams and
<300 rpm.
b. Cutting speed and/or force is
too low.
b. Increase cutting speeds and applied
force.
Excessive damage or
chipping of specimen
a. Too large an abrasive.
a. Use finer grit diamond blade.
b. Excessive vibration.
b. Secure specimen with rubber
mounting pad.
Burr formation on
specimen at the end of
the cut
a. Cutting speed and/or force is
too high at the end of the cut.
a. Reduce speed and cutting force to
reduce cutting rate.
b. Excessive vibration.
b. Secure specimen with rubber
mounting pad.
Pump does not appear
to be working
a. Pick-up line is air-
locked/diaphragm is restricted.
a. Blow compressed air through line
with pump running until sound of pump
changes.
b. Not enough fluid in tank.
b. Add cutting fluid to tank.
c. Hoses are not sealing.
c. Reseat hoses into connection
points.
