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7.8 Maintenance of the CO
2
module
1. The cleaning of IRMA probe
IRMA probe can be cleaned using a cloth moistened with maximum 70% ethanol or
maximum 70% isopropyl alcohol.
Remove the disposable IRMA Airway Adapter prior to cleaning the IRMA probe.
2. Gas span check
Gas readings should be verified at regular intervals with a reference instrument. If great
error of gas readings were found, please contact the manufacturers service department
for maintenance by the after service engineers.
Warnings:
Never sterilize or immerse the IRMA probe in liquid.