GCMS Problem Isolation Workflow
Topic
Troubleshooting Steps
Environment
GCMS system
Steps/Procedure
- Pause and identify the root cause of the issue.
- Fix the issue by isolating one problem at a time.
- Verify instrument functionality.
Isolate
- Begin by isolating the problem.
- Most chromatographers try to fix the problem without first understanding where the problem is coming from.
- You can quickly figure out what to focus your time and energy on by isolating the problem.
Fix
- The next step is logical—fix the problem.
- To understand why the problem occurred in the first place, you must be careful to change only one variable at a time.
Verify
Finally, ensure that the instrument is fully operational afterward.
Additional Information
Follow a proper order of operation when troubleshooting:
- Isolate
- Fix
- Verify

