Astra L4-1.8L (2009)
15. Inspect installation position.
Inspect seating of the valve keepers (visual inspection).
16. Transfer the lever arm MKM-6086-7.
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Remove the lever arm.
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Detach the assembly head.
Note: Removal head must point toward the exhaust side.
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Attach the removal head.
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Install the lever arm.
17. Remove the exhaust valve springs, 1st cylinder.
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Carefully push the valve springs down using the lever arm MKM-889-12.
Note: Removal head must be positioned vertically over the valve stem.
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Remove the valve keepers
Note: Observe correct assignment.
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Remove the valve head and valve springs.
18. Replace the valve stem seals.
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Pull off with the SA9102E-A /KM-840 remover.
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Coat the valve stem with engine oil.
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Connect the new valve stem seals onto the valve stem.
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Using the KM-958 installer, drive home to limit stop.
19. Attach the MKM-6086-7 lever arm.
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Insert the valve springs and valve head.
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Insert the valve wedges in the MKM-889-2 assembly head.
Note: Insert the valve cotters with the tapered end toward the valve.
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Push the plastic clamping sleeve toward the lever arm mounting
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Push the plastic clamping sleeve toward the valve.
Note: Assembly head must stand vertically above the valve stem. Valve cotters must engage audibly.
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Attach the assembly head to the lever arm.
Note: Do not make 2nd attempt without inspecting that both valve cotters are seated in the assembly head.
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Carefully push the valve spring down using the lever arm MKM-889-12.
20. Inspect installation position.
Inspect seating of the valve keepers (visual inspection).
21. Transfer the pneumatic adapter MKM-6086-15.
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Interrupt the compressed air feed.
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Remove the adapter from cylinder number 1.
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Install the adapter to cylinder number 4.
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Apply compressed air to cylinder number 4.
22. Replace the valve stem seal of cylinder 4 by analogy with step 7-20.
23. Remove the pneumatic adapter MKM-6086-15.
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Interrupt the compressed air feed.
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Remove the adapter from cylinder number 4.
24. Raise the vehicle by its full height.
