en
Maintenance
Malfunction/Error
(over range)
Volume too small
Volume too large
Sample disruption
Error number
6
Maintenance
Have instrument calibrated once every six months as the measurement
uncertainty increases over time due to drift effects. Only have calibration carried
out by authorised persons, e.g. DrägerService.
6.1
Changing battery
1.
Switch off instrument.
2.
Push the battery cover off.
3.
Replace the battery (battery type: 3 V CR123A; order no.: 83 21 390).
Ensure polarity is correct when doing so.
4.
Push the battery cover back on.
5.
Check whether the time has been set correctly.
26
Cause
Measuring range
exceeded. Residual
alcohol in the mouth can
distort the measurement.
Breath sample volume too
small.
Measuring range
exceeded.
Irregular breathing out,
abrupt ending or breathing
in
Instrument error
Remedy
At least 15 minutes wait
time must have passed
since alcohol was last
consumed through the
mouth (see Page 21).
To repeat, press the
button.
Repeat breath sample.
Repeat breath sample.
Repeat breath sample.
Switch the instrument off
and on again. If the error
remains, contact
DrägerService.