UEi Test Instruments C20KIT - Manual (Page 4)

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• 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
• Check particle filter
• Rotate selector to “OFF”
NOTE: To protect the sensor “HIGH” will be displayed and the zero countdown will repeat until
CO measured is less than 20 ppm.
C20 o
verview
OFF
St
an
db
y
CO
CO2
CO Max
˚C ˚F 0000
LCD Display
Selector
Dial
Water
Trap