Astra L4-1.8L (2009)
Note: No sealant may reach the camshafts.
8. Attach 1st camshaft bearing support.
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Place the bearing support in position.
Tighten the 4 bolts to 8 Nm (70 lb in).
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Note installation sequence 1-4.
9. Install the intake camshaft seal ring with KM-422 .
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Push the seal ring into the camshaft bearing cover with KM-422 (1).
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Use the bolt (2) and the washer (3) of the camshaft adjuster.
10. Clean the 4 threads, rear toothed belt cover.
11. Install the rear toothed belt cover.
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Tighten the 4 new bolts.
Tighten the 4 new bolts to 6 Nm (53 lb in).
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Coat the 4 bolts with locking compound (red).
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Clip in the wiring trough cover.
12. Attach the exhaust camshaft adjuster.
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Insert the new sealing sleeve in the adjuster.
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Install the new bolt.
13. Attach the intake camshaft adjuster.
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Insert the new sealing sleeve in adjuster.
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Install the new bolt.
Note: Note markings on the camshaft sprockets.
14. Insert MK-6340 .
15. Fasten the exhaust camshaft adjuster.
Tighten the bolt to 65 Nm (48 lb ft) plus 125 degrees plus 15 degrees.
