Removing Audi A8 D3

1. Cylinder head installed

Scheme 166

Scheme 167

1. Remove camshafts. See «CAMSHAFTS AND CAMSHAFT ADJUSTERS, REMOVING AND INSTALLING»(ref-196865-S23970725262005100900000) .
2. Remove spark plugs with spark plug wrench 3122B.
3. Turn valve roller lever up and secure with rubber band.
4. Install mounting plate VAS 5161/7 from VAS 1561 to cylinder head.
5. Secure plate with serrated screws VAS 516/12.
6. Using drift VAS 5161/3, loosen valve keepers by tapping with plastic hammer.
7. Install serrated support VAS 5161/6 with VAS 5161/5 into plate 5161/7.
8. Install cartridge VAS 5161/8 into plate VAS 5161/7.
9. Install pressure hose adapter T40012 with sealing ring into applicable spark plug hole and hand-tighten.
10. Attach air hose and apply steady pressure. Minimum air pressure 6 bar (87 psi)
11. Insert lever VAS 5161/2 into lever support VAS 5161/6 and lightly press down on cartridge VAS5161/ VAS 5161/8. Turn cartridge at serrated part until points engage in slots between valve keepers.
12. By slightly turning serrated part of cartridge, the valve keepers are separated and captured by the cartridge.
13. Release pressure on lever.
14. Remove valve spring and plate.
15. Remove valve stem seal with 3364.