Workshop Manual

TCD 2015

Cylinder head

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z Grind cylinder head sealing surface.

z Check the cylinder head sealing surface.

If the cylinder head sealing surface is not

level, recognisable from differences in

colour of the machined surface, the sur-

face must be reground.

The adjustment range of the tool is a

maximum 0.2 mm per grind.

Checking the cylinder head sealing sur-

face

z Visually inspect the cylinder head sealing surface.

z Visually inspect the combustion chamber surface.

z Measure the roughness of the cylinder head sealing

surface with the roughness measuring instrument.

 P01 93

If the measured value is out of tolerance,

the cylinder head sealing surface must be

remachined with different setting data for

the surface milling machine.

z Measure cylinder head height with depth measuring

appliance.

 P01 08

P01 09

When the wear limit is reached, the cylin-

der head must be renewed.