Servicing Valve Gear; Valve Gear - Exploded View - Audi A8 2003 Workshop Manual

Audi A8 2003 ➤
8-cylinder TDI engine (4.2 ltr. 4-valve common rail), mechanics - Edition 12.2013
3

Servicing valve gear

⇒ "3.1 Valve gear - exploded view", page 164
⇒ "3.2 Measuring axial clearance of camshafts", page 166
⇒ "3.3 Measuring radial clearance of camshafts", page 167
⇒ "3.4 Removing and installing camshafts", page 167
⇒ "3.5 Renewing valve stem oil seals with cylinder head installed",
page 173
⇒ "3.6 Renewing valve stem oil seals with cylinder head re‐
moved", page 176
⇒ "3.7 Checking hydraulic valve compensation elements",
page 179
⇒ "3.8 Valve dimensions", page 180
⇒ "3.9 Machining valve seats", page 180
⇒ "3.10 Checking valve guides", page 180
⇒ "3.11 Checking valves", page 181
3.1

Valve gear - exploded view

Note
After working on the valve gear, turn the engine carefully at least 2 rotations by hand in direction of engine
♦
rotation to ensure that none of the valves make contact when the starter is operated.
The following illustrations show the cylinder head (right-side).
♦
164
Rep. gr.15 - Cylinder head, valve gear
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