Pneumatic Couplings; Electrical Connections - LAMBERET SR2 Manuel De Mantenimiento Y Uso

1.2. Pneumatic Couplings

In accordance with the relevant European standard iso 1728, the pneumatic
connection, the pneumatic coupling between the tractor unit and the semitrailer
is as follows:
Automatic system: red coupling attachment (4):
¶ It is pressurised all the time when it is connected.
Main system: yellow coupling attachment(2):
¶ It is only pressurised on braking when it is connected.

1.3. Electrical Connections

Pin assignment:
¶ Socket 24N (ISO 1185)
Contact
No.
1 Earth
2 Rear position and left side marker lights
and registration plate light
3 Left indicator light
4 Brake lights
5 Right indicator light
6 Rear position and right side marker lights
and registration plate light
7 Trailer braking control
¶ Socket 24S (ISO 3731)
Contact
No.
1 Earth
2 Unassigned
3 Reversing light
4 Power supply (used for interior lighting)
5 Earthing control
6 Power supply
7 Rear fog light
¶ ABS (ISO 7638)
Contact
No.
1 Electrovalve
2 Electronics
3 Electronic earth
4 Electrovalve earth
5 Alarm
6 CANH (EBS)
7 CANL (EBS)
All work on the pneumatic or electrical systems must only be carried out
!
by a fully qualified tradesman with the required skills.
10
SR/Version 1 September 2004
Circuit
Circuit
Colour of Wire
Circuit
(according to ABS)
Red or Brown
White/Red or Red
Brown/Blue or Yellow
Brown or White
Blue/Yellow or Black
Colour
of Wire
White
Black
Yellow
Red
Green
6
Brown
5
Blue
Colour
of Wire
White
Yellow
Yellow
Red
Green
6
Brown
Blue
5
7
6
1
2
7
3
4
1
2
7
3
4
1 2
3
4
5