Fig. 2.305. Valve mechanism: 1 – cable holder, 10 Nm; 2 – bolt 20 Nm; 3 – roller lever axis; 4 – bolt 20 Nm + tighten 1/4 turn. (90°); 5 – cylinder head bolt; 6 – washer; 7 – conical cracker; 8 – valve spring plate; 9 – valve spring; 10 – valve stem seal; 11 – valve guide bushing; 12 – roller lever-inlet; 13 – roller release lever; 14 – oil seal; 15 – cylinder head; 16 – intake valves; 17 – exhaust valves; 18 – O-ring round section; 19 – plug-in axles; 20 – bolt 10 Nm; 21 – locking bolt; 22 – plug-in axles; 23 – bearing shell; 24 – exhaust camshaft; 25 – intake camshaft; 26 – support module
Mounting position of the mixing tube
Fig. 2.306. Connecting tube groove
The groove of the connecting tube points upwards (fig. 2.306).
Checking the axial clearance of the camshaft
(The original article is available on the website VWmanual)
Fig. 2.307. Checking the axial clearance of the camshaft
Check the camshaft end clearance.
Maximum tolerance max. 0.15 mm.
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