Micromeritics TRISTAR II PLUS User Manual

11 Troubleshooting
PREVENTIVE MAINTENANCE
Perform the following preventive maintenance procedures to keep the analyzer operating at peak
performance. Micromeritics also recommends that preventive maintenance procedures and
calibration be performed by a Micromeritics Service Representative every 12 months.
Maintenance Required
Frequency
Alumina in vapor oil traps *
Replace as required.
Analyzer exterior
Clean as required or every 3 to 6 months.
Dewar
Check and clean weekly.
Diaphragm vacuum pump **
If an oil-free pump is used, replace diaphragm(s) every 12
months.
Dry forepumps
As required or every 24 months.
Port filters and O-rings
Replace every 3 to 6 months.
Sample tube O-ring
Replace as required or every 3 to 6 months.
Test for leaks
As required or every 12 months.
Vacuum pump exhaust filter
Replace as required or every 12 months.
Vacuum pump fluid *
Inspect and change as required or every 3 to 6 months.
*Oil sealed vacuum pumps only.
** For oil-free pumps only: After 12 to 18 months of operation, the diaphragm(s) in the pump will
wear out and the pump becomes completely inoperable. To prevent instrument downtime due
to an inoperable pump, it is recommend that the diaphragm(s) be replaced by a Micromeritics
Service Representative every 12 months.
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TriStar II Plus Operator Manual
303-42800-01 (Rev M ) — Sep 2023

Micromeritics TRISTAR II PLUS Specifications

General

Brand	Micromeritics
Model	TRISTAR II PLUS
Category	Measuring Instruments
Language	English