NomoLine ISA CO2 Chapter 4: Troubleshooting
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Symptom Possible Cause Correction
Gas readings are
questionable
• Incorrect sampling line
used
• Sampling line attached
incorrectly
• Sampling line leaking
• Internal error
• Use the correct sampling line with
NomoLine ISA CO2.
• Disconnect and reconnect the
sampling line to NomoLine ISA
CO2.
• Follow the Directions for Use to
properly connect the sampling
line.
• Check sampling line for leaks.
• Replace sampling line. See
Sampling Line Replacement on
page 14.
• If persistent, the NomoLine ISA
CO2 requires service. See Service
and Return Procedure.