Micromeritics MIC SAS II 5800, Operator'S Manual, Page: 51 / 64

7 T
ROUBLESHOOTING AND
M
AINTENANCE
See also:
l
Clean the Instrument on page 6 - 10
l
Instrument Status on page 1 - 5
l
Maintenance Menu Selection on page 6 - 1
l
Power Instrument On and Off on page 7 - 8
l
Routine Maintenance on page 7 - 9
l
Replace a Gas Cylinder on page 7 - 4
l
Printer Installation on page 6 - 6
Log in to your customer portal to access error messages.
Sample tube rises when piston engages.
Cause: The retaining sample tube collar is missing or too loose.
Action: Fit the retaining collar tightly on the sample tube just below the bracket.
Unexpected test results.
Cause: No sample, or incorrect sample in the tube.
Action: Check that the correct sample has been loaded and the correct mass and density
have been entered.
Cause: The top brass sample plug and filter paper are not in place.
Action: Install top brass sample plug and filter paper.
Cause: Sample has escaped the tube during the test.
Action: Repeat the test using two filter papers on each plug.
Cause: Inappropriate Fisher number mapping being applied
Action: Check that the Fisher number map for the material is correct.
Sample escapes top of sample tube when piston first engages.
Cause: The top O-ring is worn.
Action: Check the integrity of the O-rings. See O-rings on page 7 - 9 .
Cause: The sample material contains very fine particles.
Action: The loss of a very small amount of sample may not require any action. A second filter
paper on the top brass plug may reduce the amount of sample lost.
7 Troubleshooting and Maintenance
MIC SAS II 5800 Operator Manual
580-42800-01 (Rev - ) — June 2019
7 - 1