MSA AUER ALTAIR Manual De Instrucciones página 52

OPERATION
If this display does not appear and "
whether the sensor is dirty,
whether the correct test gas was used,
whether the test gas cylinder is empty or the date has expired,
whether the test gas was fed in at the right moment,
whether the test gas hose was connected to the sensor.
(5) Repeat the self-test if necessary.
(6) If the self-test fails, calibrate the instrument (
(7) Repeat the self-test after the calibration.
(IF PASSED BUMP TEST)
Fig. 6 Conducting the self-test
20
ERR
WAIT (24 h)
(IF 02)
WAIT (3 s)
IF GAS DETECTED
(< 20% THEN 50%)
OF TOXIC CAL VALUE
OR > 20.2% 02
THEN < 19.3% 02
WAIT (5 s)
TM
ALTAIR Operating Manual
" is displayed, check:
Section 3.6).
PRESS
PRESS
PRESS
NO GAS (90 s)
WAIT 5 s)
MSA
GB