Readjustment With Test Gas - Bosch BEA 150 Repair Instructions

4.7.5

Readjustment with test gas

20
Set the flow to > 1 l/min.
i Only push the calibrating-gas hose
onto the calibrating-gas inlet follo-
wing successful zero calibration.
The calibrating-gas mixture must be fed
into the calibrating-gas inlet.
The exhaust-gas analyzer module per-
forms zero calibration.
After zero calibration, push the calibrating-
gas hose onto the calibrating-gas inlet.
Start the flow at > 1 l/min.
The calibrating-gas values are displayed.
Over a period of 30 seconds, the software
of the exhaust-gas analyzer module com-
pares the measured values with the
entered nominal values.
If readjustment with test gas has been
successful, quit the menu by clicking on
OK or with E.
The screen now returns to the Test
functions menu.
i If recalibration was unsuccessful, the
fault is stated in plain text. Repeat the
recalibration process.