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Exhaust Temperature Sensor Removal - 2.0L Diesel LBS, LBX, and LCD > < Crankshaft and Bearing Cleaning and Inspection

Astra J

Cylinder Head Assemble

Special Tools

•  EN-6086   Basic Kit, Spring and Wedge Replacer
•  EN-6167   Counter Holder
•  EN-6215   Mounting Equipment
•  EN-46779   Valve Stem Seal Installer

For equivalent regional tools, refer to Special Tools .

1. Install the cylinder head on the EN-6215-1   mounting table

Note:  Lubricate the valve guides and the valve stems with engine oil.

Note:  Examine that the valves will be installed in their original position.
2. Install the 16 valves to the cylinder head.

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3. Install the EN-6167-1   braces (1) in order to support the valves.

           2189654



4. Fix the EN-6167-1   braces with the EN-6167-2   bolts (2) along with the EN-6167-2   special nuts (3). Install a suitable bolt (1) to justify the special nut.

           2189715



5. Install the 16 NEW valve stem oil seals (1). Use the EN-46779   installer (2) to push down the valve stem oil seals.

Note:  Examine that the valve springs and the valve spring retainers will be installed in their original position.
6. Insert the 16 valve springs and the 16 upper valve spring retainers.

           2189662




Note:  A wrong combination of mounting piece and plunger can cause damage to the plunger or the valve keys.
7. Prepare the EN-6086-200-1   mounting piece for the valve key installation. The mounting piece must be assembled in the following order:
  •  Support (6)
  •  Bushing (5)
  •  Spring (4)
  •  EN-6086-200-10   plunger (3)
  •  Screw connection (2)
  •  Lever adapter (1)

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8. Install the valve keys (1) to the EN-6086-200-1   mounting piece as shown and fix them with the bushing.

           2189656



9. Install the EN-6086-7   lever (2) along with the lever adapter (3) and the mounting piece (4) to the handle (1).
10. Push the mounting piece slightly down until the valve keys are engaged in evidence.
11. Repeat the procedure on the remaining 15 valves.

           2026807



12. Remove the lever tool (1) and lateral took up.

           2026806




Note:  After the assembly of all attachments the cylinder head is to be cleaned thoroughly.
13. Remove the 4 EN-6167   counter holders and detach the cylinder head from the assembly fixture.
14. Demount the EN-6215-1   mounting table and the EN-6215-5   sideways support (1).

Exhaust Temperature Sensor Removal - 2.0L Diesel LBS, LBX, and LCD > < Crankshaft and Bearing Cleaning and Inspection