Mercedes-Benz ACTROS 2002, Operating Instructions Manual

Page: 490 / 620

485
Practical advice
Brake system
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9
Release is possible via:
the front coupling head
the tyre inflator connection
the spare wheel
the test connection on reservoir of
trailer brake circuit.
Releasing the spring-loaded
brake with an external source of
compressed air
i
Only charge the compressed-air sys-
tem via the tyre inflator connection in
an emergency.
To release the spring-loaded brake us-
ing compressed-air from the spare
wheel requires a minimum pressure of
8.5 bar.
!
As far as possible do not charge the
compressed-air system via the tyre in-
flator connection. The compressed air
is then neither cleaned nor dried. Pres-
sure protection is not provided via the
pressure regulator.