Checking Display Stability; Sensor - Bosch BEA 060 Original Instructions Manual

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Fig. 4: Replacing the coarse filter
Replacement of coarse filters GF2 and GF3
1. Detach the coarse filter (pos. 1) together with the
angular hose fittings (pos. 2) from the upper and
lower connection piece.
2. Detach both angular hose fittings from the coarse
filter by twisting gently and attach them to the new
coarse filter.
3. Attach the new coarse filter with angular hose
fittings to the connection pieces (installation
position as indicated on BEA 060).
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Affix the sticker 1 689 980 296 to each new coarse
filter GF3. The applicable date and the signature of
the person performing the work must be marked on
the stickers. The date provides a reference for the
replacement interval and the signature confirms
authorized coarse filter replacement. Use a non
water-soluble felt-tip pen for labeling the sticker.
Datum/Date
Unterschrift/Sign
459558/24 Ha
Fig. 5: Sticker 1 698 980 296
Robert Bosch GmbH
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Operation | BEA 060 | 25 |
5.4.5

Checking display stability

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Detach the hose at the exhaust gas measurement
inlet of the BEA 060.
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There must not be any engine exhaust gases,
gasoline or cleaning agent vapors in the
atmosphere in the vicinity of the BEA 060.
Select "Diagnosis >> Engine/gas values" in the
Bosch Emissions Analysis. The current gas values
are displayed following zero calibration and the HC
residue test.
Observe the display for approx. 2 minutes with regard
to limit values and stability.
Fluctuation error limits (noise):
Gas Set value
CO 0 % by vol
CO 0 % by vol
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HC 0 ppm by vol
O 20.9 % by vol
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The HC display must have settled after approx.
2 minutes to a value < 12 ppm by volume.
5.4.6 O

sensor

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Over the course of time, the O
to wear. The oxygen measurement zero point is
constantly monitored. In the event of deviation, a fault
message appears. The message indicates the need for
O sensor replacement.
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!
Use is only to be made of a genuine O
with the designation BOSCH A7-11.5 or
CLASS R-17A BOS (order number 1 687 224 727).
The O sensor contains an alkaline solution.
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Alkaline solutions cause severe burns on
bare skin.
¶
Do not open or damage the O2 sensor.
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Wear safety goggles.
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Wear protective gloves.
¶
Immediately rinse any areas of skin
affected with water at least 15 minutes
and then consult a doctor.
!
Old O sensors are classed as hazardous waste
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and must be disposed of in accordance with
the applicable regulations. The disposal code is
16 05 02 (European waste catalog: EAK code).
In addition, these parts can be sent back to the
manufacturer for disposal.
en
Fluctuation
±0.005 % by vol
±0.2 % by vol
±12 ppm by vol
±0.4 % by vol
sensor is subject
2
sensor
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1 689 989 182 2020-06-24