Impreza GT F4-2.5L Turbo (2009)
13) Using a press, push the outer race of bearing and press-fit the pinion &valve assembly into housing.
14) Apply the specified grease to dust cover.
15) Install the dust cover on valve assembly.
CAUTION:
Be sure to install the dust cover to groove of shaft.
16) Apply the genuine grease to the pinion gear and bearing of valve assembly.