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Service Training

Section 4.9

Page 6

12.05

4.9.1.5 REMOVING AND INSTALLING THE CYLINDER HEAD

REMOVING THE CYLINDER HEAD

- Loosen cylinder head screws uniformly and

gradually in an alternating spiral sequence, as shown

in the diagram.

- Check cylinder head screws, with a ruler (1), for

deformation of the screw shaft (2).

- Check the screw for a visible reduction of thread

size close to the screw shaft (3).

- If the check on the cylinder head screws gives

cause to reject them, deformed or stretched screws

are to be replaced.

INSTALLING THE CYLINDER HEADS

- Clean the sealing face of the cylinder head and engine block. No residue of sealant must remain on the

sealing faces.

- Check cylinder head for distortion.

WARNING The sealing face of the cylinder head must be overhauled in the following cases:

Deformation and distortion of the cylinder head by more than 0.05 mm.

Deep scratches.

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Deutz 1012 Specifiche Pagina 232