10
Cleaning
Maintenance and inspection obligation
© Continental Automotive GmbH
133
Maintenance and inspection
obligation
■ Cleaning
► Cleaning the DTCO 4.0
● Clean the DTCO 4.0 with a lightly
moistened cloth or a microfibre clean-
ing cloth.
The latter is available at your competent
Sales & Service Centre.
ATTENTION
Avoid damage
• Do not use any abrasive cleaning
agents and not solvents or petrol.
► Cleaning tachograph card
● Clean any dirty tachograph contacts
with a lightly moistened cloth or a mi-
crofibre cleaning cloth.
The latter is available at your competent
Sales & Service Centre.
ATTENTION
Avoid damage
Do not use solvents or petrol to clean
the tachograph contacts.
■ Compulsory inspection
No preventive maintenance work is re-
quired for the DTCO 4.0.
• However, you should get an author-
ised specialist workshop to check the
correct working order of the DTCO 4.0
at least every two years.
Inspections are required when the follow-
ing has occurred:
• The vehicle has been modified, for ex-
ample in connection with the rotating
pulse count or the tyre circumference.
• Repairs were carried out on the
DTCO 4.0.
• The vehicle registration number has
changed.
• The UTC time differs by more than
20 minutes.
Service Only!