Maintenance; Cleaning; Calibration; Replacing The Battery Pack (Special Accessory) - Bosch BEA 070 Original Instructions Manual

en 22 | BEA 070 | Maintenance
5.

Maintenance

!
Work on electrical equipment is only to be
performed by persons with sufficient knowledge
and experience of electrical systems!
5.1

Cleaning

!
Do not use abrasive cleaning agents and coarse
workshop cloths!
¶
The housing and the LCD are only to be cleaned
using a soft cloth and neutral cleaning agents.
5.2

Calibration

For applications demanding mandatory calibration,
regular calibration is essential. (depending on the
regulations of the respective country).
5.3 Maintenance
5.3.1 Replacing the battery pack
(special accessory)
Battery pack replacement is described in installation
instructions 1 689 978 579.
5.3.2

Maintenance intervals

Action
Clean exhaust gas sampling
probe and sampling hose
Clean optical heads and
measuring chamber
Clean collector
Clean charging contacts
5.3.3 Cleaning the exhaust gas sampling probe
and sampling hose
!
The exhaust gas sampling probe and sampling hose
must be blown out with an extraction system, to
prevent soot and dust from being breathed in.
R
Detach the exhaust gas sampling hose from the
BEA 070.
R
Blow out the exhaust gas sampling probe and
sampling hose with oil-free compressed air.
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1 689 989 183 2019-07-24
5.3.4
Cleaning is due when an error message appears saying
that the device is not ready for measurement and
cleaning is necessary.
i
The procedure described below applies to both the
transmitter and receiver side.
1. Using a screwdriver, remove the covers (fig. 1,
Monthly Six-monthly
Fig. 2:
X
2. Pull out both optical heads by hand (fig. 3).
X
X
X
Fig. 3:
!
Cleaning the optical heads and measuring
chamber
Irrespective of this message, we recommend
performing maintenance every month, depending
on how often the device is used.
pos. 3, 13) from the side walls (fig. 2).
Removing the cover
Pulling out the optical head
Do not clean the optical heads or measuring
chamber with solvents or detergents!
Robert Bosch GmbH