Renault Duster 2007 Manual page 621

MECHANICAL COMPONENT CONTROLS
JR5
There are several versions of bleed screw:
Screw type bleed screw.
a To open the bleed screw, hold the plastic union (1)
using a ring spanner and undo the bleed screw (2) .
Half-turn bleed screw.
a To open the bleed screw, fully turn the bleed screw
(3) by hand.
Clutch circuit: Bleed
113919
114335
37A-38
Bleed screw with a clip.
a To open the bleed screw, press and hold the clip (4)
while pulling by one notch.
Bleed screw with a clip.
a To open the bleed screw, lift the clip (5) while pulling
by one notch.
37A
112868
107280