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OWNERS MANUAL & MAINTENANCE afety oteS Before using this meter, read all safety information carefully. In this manual the word “WARNING” is used to indicate conditions or actions that may pose physical hazards to the user. The word “CAUTION” is used to indicate conditions or actions that may damage this instrument.
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iNiShiNg • Remove the probe from the flue and allow the analyzer to purge with fresh air until readings return to zero. - CO2 to 0.0%, CO to Zero (Be careful as the probe tip will be HOT) • Drain water trap •...
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eNeral aiNteNaNCe • Check calibration of your instrument annually to ensure it meets original performance specifications • Keep your instrument dry. If it gets wet, wipe dry immediately. Liquids can degrade electronic circuits • Whenever practical, keep the instrument away from dust and dirt that can cause premature wear •...
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At the time of writing this manual (August 2011), UEi is not aware of any field based situation where such interference has ever occurred and this advice is only given to satisfy the requirements of the Directive.
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• Equipment that is not properly adjusted, or that has insufficient draft to vent combustion gases could produce carbon monoxide in deadly quantities. The UEi C20 can be used to test both flue gas and ambient CO. • When customers complain about fumes it is usually an indication of improper operation. CO is a colorless, odorless gas so the fumes are not the CO, but an indication that a problem may exist.
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WHAT RESULTS ARE GENERALLY ACCEPTABLE tmoSpheriC ired urNerS • CO2 ................... 7.0 to 8.0% CO2 • Stack Temperature ............325 to 500°F • Draft (Water Column Inches) .......... -.02 to -.04wc” • Carbon Monoxide (parts per million) ......<100ppm ired ower urNerS •...
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METER PROBLEM SOLVING If any problems are not solved with these solutions, contact us or an authorized repair center. Fault symptom Causes / Solutions CO or CO2 too low • Air leaking into probe, tubing, water trap or connectors. CO or CO2 reading (- - - -) •...
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GLOSSARY eleCtor aNd iSplay arameterS “ZeRO” Followed by decreasing numbers in the display during set-up (Carbon Monoxide) – Direct reading of the carbon dioxide sensor displayed in parts per million (ppm) COMAX Highest measured value of Carbon Monoxide since the instrument was powered on (Carbon Dioxide) –...
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Any implied warranties, including but not limited to implied warranties of merchantability and fitness for a particular purpose, are limited to the express warranty. UEi shall not be liable for loss of use of the instrument or other incidental or consequential damages, expenses, or eco- nomic loss, or for any claim or claims for such damage, expenses or economic loss.
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