Operating Manual

64
OPERATION
Brake release screw
Operation_Pic_number:1
If there is no pressure in the compressed air
system, the hand brake can be released with the
brake release screw (A).
● Screw in the brake release screw (A) up to
the stop; the hand brake after about another 5
turns.
15.3 Trailer brake
Text-module
For transport operations, please refer to the
country-specific regulations for trailer brake sy-
stems.
Trailers with hydraulic brakes should not be to-
wed at over 25 km/h. Above 40 km/h, trailers
must be retarded by air brakes.
Hydraulic trailer brake
Operation_Pic_number:1
The hydraulic trailer braking systems is active as
soon as the foot brake or parking brake is
activated with the engine running.
To release pressure in the hydraulic trailer brake
while the engine is running and the hand brake is
applied:
Text-module
● Press pushbutton (A).
Fig.111
Fig.112
15.4 Engine brake
(optional).
Operation_Pic_number:1
● Press pushbutton (A).
Text-module
Engine brake only becomes effective at an en-
gine speed above 900 rpm.
Full braking effect at high engine speeds only.
NOTE:
Maximum permissible engine speed
2,600 rpm.
Fig.113