Audi A8 Workshop Manual page 147

– Press bearing race -1- into intermediate flange for front axle
drive as far as stop.
– Check installation depth of bearing race using a depth gauge.
• Dimension -a- = approx. 9 mm
If dimension -a- is significantly smaller, the bearing race has be‐
come displaced.
– Remove bearing race and check that installation position is
correct.
• Lugs on rear side of bearing race should engage in corre‐
sponding recesses on intermediate flange for front axle drive.
– Fit shim -1-.
– Check ball bearing for self-locking centre differential; if nec‐
essary press on new ball bearing
– Fit self-locking centre differential -arrow- onto splines of input
shaft, turning slightly at the same time.
– Check that self-locking centre differential can be turned by
hand when it is in position.
– If necessary, renew oil seal for flange shaft (rear)
⇒ „2.4 Renewing oil seal for flange shaft (rear)", page 161
– Renew O-ring on centre differential housing.
– Fit centre differential housing (with rear flange shaft installed)
onto self-locking centre differential, turning flange shaft slightly
if necessary.
– Tighten bolts on centre differential housing in two stages as
follows:
Stage
1 – Tighten bolts -1- and -2- initially to 3 Nm.
2 – Tighten bolts to 16 Nm in sequence -1 ... 7-.
– If necessary, renew oil seal between final drive and gearbox
housing ⇒ page 131
– Install torque converter (push torque converter hub through oil
seal as far as first stop).
– Turn the torque converter, at the same time pressing it inwards
lightly until the slots on the torque converter hub engage in the
drive lugs on the ATF pump gear and the torque converter
slides in a noticeable distance.
Servicing automatic gearbox 09E, four-wheel drive - Edition 12.2011
⇒ page 160
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Tightening sequence
.
Audi A6 2005 ➤ , Audi A8 2003 ➤
.
.
1. Servicing front final drive
143