Removing the ball coupling
X Remove the spring cotter.
■ Remove the bolt from the ball coupling
recess.
■ Remove the ball coupling from the ball
coupling recess.
■ Clean the ball coupling if it is dirty.
...
Brake fluid
WARNING
Over a period of time, the brake fluid absorbs
moisture from the air; this lowers its boiling
point.
If the boiling point of the brake fluid is too low,
vapor pockets may form in the br ...
Trailer with 7-pin connector
General notes
You can make a connection to the 13-pin
socket on the ball coupling using an adapter
or, if necessary, an adapter cable. Both can
be obtained in a qualified specialist
workshop.
In ...