104
OPERATION
22. Compressed air sy-
stem
Operation_Pic_number:1
Correct operating pressure is reached if the 6
pressure indicator bars (C) are shown.
Insufficient operating pressure is indicated by a
flashing bar indicator.
DANGER:
Make sure trailer is correctly
attached. For trailers with air brakes,
start driving only the 3 bar indicators
are visible on display (C) and there
are no warning messages!
Observe trailer manufacturer's
instructions.
Whenever towing trailers equipped
with air brakes, do not use
independent wheel brakes (lock the
brake pedals)!
Fig.250
22.1 Operating
Operation_Pic_number:1
A = 'Black' coupling head
Connector for single-line system.
B = 'red' coupling head
Dual-line system supply.
C = 'Yellow' coupling head
Dual-line system, brakes.
● After uncoupling, seal the openings with the
dust caps.
Antifreeze pump/tank
Operation_Pic_number:1
If frost is expected:
● Set antifreeze pump lever (A) to I = open.
● Fill antifreeze tank (B) with ethyl alcohol
(X 902.015.003).
At the end of the cold season:
● Set lever to 0 = closed.
Text-module
Filling tyres
● Connect the supplied tyre inflating hose to red
coupling head.
IMPORTANT:
Regularly check pressure which can rise to
about 8.1 bar.
Fig.251
Fig.252