SPEX SamplePrep 6875D Operating Manual page 33

9.0 TROUBLE-SHOOTING GUIDE (Cont'd)
PROBLEM
Impactor does not rapidly
move back and forth in vial.
Flanged end plug doesn't
come out the cold vial.
Blunt end plug doesn't come
out room temperature vial.
Extractor jams.
Plastic center cylinder
cracks.
1300-87052-1A, REV 1
POSSIBLE CAUSE
Water in vial has frozen the
impactor.
Impactor is magnetized.
Too much sample in the vial
or sample pieces are too
large.
End plug/tube joint too tight
when very cold.
Hard to grip.
Water on extractor screws or
bell.
Ice in threaded hole of end
plug.
Cylinder cleaned with alcohol
or other organic solvent.
Vial assembled when chilled.
Sample piece acts as wedge.
SPEX SamplePrep LLC
6875D Freezer/Mill
POSSIBLE SOLUTION
Remove vial and replace vial
and contents with a dry unit
or tap ends of the vial on
counter to free impactor.
Remove impactor, turn end-
for-end, or demagnetize
impactor and reinsert.
Remove some sample from
the vial and start again.
Allow vial to warm up.
Warm vial under warm
water. Use wide-jaw pliers if
necessary.
Dry extractor before each
use.
Dry end plugs thoroughly
before using.
Use bleach, detergent, and
water to clean cylinders.
Never force end plugs into
cylinder.
Reduce size of sample pieces.
Make sure there are no
sample particles in mouth
(opening) of cylinder.
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