86 5975/5977 Series MSD Operation Manual
4 General Maintenance
Before Starting
You can perform much of the maintenance required by your MSD. For your
safety, read all of the information in this introduction before performing any
maintenance tasks.
Scheduled maintenance
Common maintenance tasks are listed in Table 16. Performing these tasks
when scheduled can reduce operating problems, prolong system life, and
reduce overall operating costs.
Table 16 Maintenance schedule
Task Every week Every 6 months Every year As needed
Tune the MSD X
Check the foreline pump oil level X
Check the calibration vial(s) X
Replace the foreline pump oil X
Replace the diffusion pump fluid X
Check the dry foreline pump X
Change the dry foreline pump tip seal X
Change the foreline pump exhaust filter X
Clean the ion source X
Check the carrier gas trap(s) on the GC and MSD X
Replace the worn out parts X
Lubricate sideplate or vent valve O-rings
*
X
Replace GC gas supplies X
* Vacuum seals other than the side plate O-ring and vent valve O-ring do not need to be lubricated. Lubricating other seals
can interfere with their correct function.
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