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
Clean the analyzer As required or every 6 months
Lubricate elevator screw As required or every 6 months. Use a light coat of lithium grease.
Check analysis port dewar Weekly
Replace sample tube O-ring As required or every 3 months
Replace port filters Every 30 days
Replace vacuum pump exhaust filter* Annually (heavy use may require more frequent maintenance)
Inspect and change vacuum pump fluid* As required or every 3 months
Replace alumina in oil vapor traps* (if installed) As required or every 3 months
Replace diaphragm(s) in vacuum pump (oil free pump only)** Every 12 months
Calibrate manifold temperature sensor Every 12 months
Calibrate system volume Every 12 months
Check analyzer outgassing rate Every 6 months
Test analyzer for leaks As required or every 12 months
Perform reference material analysis As required or every 3 months
* Oil-based vacuum pumps only.
** After about 12 to 18 months of operation, the diaphragm(s) in the pump will wear out and become completely inoperable. To prevent any instrument downtime due to an inoperable pump, it is recommended that you have the diaphragm(s) replaced by a Micromeritics Service Representative every 12 months.
 
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