Vauxhall ASTRA Owner's Manual page 246

Inserting the coupling ball bar
Insert the tensioned coupling ball bar into
the coupling housing and push firmly
upwards until the coupling ball bar audibly
engages in position.
The turn knob snaps back into its home
position resting against the coupling ball
bar.
9
Warning
Do not touch the turn knob when
inserting the coupling ball bar - risk of
injury.
Lock coupling ball bar (key to position 2
– page 240, Fig. 17222 T). Remove key and
press protective flap into position.
When the coupling ball bar is locked the
turn knob can no longer be pulled out.
Roof racks, Caravan and trailer towing
Important
Check that the coupling ball bar is correctly
installed:
z Green marking on turn knob points
towards white marking on coupling ball
bar.
z No gap between turn knob and coupling
ball bar.
z Coupling ball bar must be seated firmly
in coupling housing.
z Coupling ball bar must be locked and
key must be removed.
Towing a caravan/trailer is only
permitted with a properly attached
coupling ball bar. If the coupling ball bar
cannot be properly attached, consult a
workshop. We recommend your Vauxhall
Authorised Repairer.
Eye for break-away stopping cable
In the case of caravans/trailers with brake,
attach the break-away stopping cable to
the eye (arrow in Fig. 17225 T).
241
9
Warning