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ENGLISH
Chapter 7 - Trouble Shooting Analysis
Simple analysis of problems
No.
Phenomena
Causes
Solution
1
The values of
CO2 is lower
1. Leakageofgas
loop
2. Needzero
3.Theiwindowof
adapterhas vapor
(lowtemperature)
4. Long used parts
drift.
1. Check and
replacegasloopand
adapter.
2. Sensorzeros.
3. Wait for the
temperaturerising
4.Recalibrate by the
standard gas.
2
CO2
concentration
is zero: Show
'NO ADAPTER'
or 'SENSOR
ERR' or 'IR
LAMPBAD'
onthescreen
1. Without adapter
2. Sensor data
wrong
3. Light source
wrong.
1. Check adapter
if plugged in
2. Check adapter
if plugged into correct
position or infrared
window has blot.
3. Contact manufacturer
3
Screen
indicating
CAL- ERR
The last calibration
is failed.
To recalibrate by
the standard gas.
4
The CO2 wave
isnotnormal.
Screen indicating
TEMP-HIGH
Or TEMP- LOW
Or TEMP-
IMBALANCE
1. Temperature too
high.
2. Temperature too
low. 3.Temperature
sharp change
To provide normal
environmental
temperature.
Summary of Contents for 33831
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