DS 19 OPERATION No. DS 112-4 : Work on the cylinder head. Op. DS 112-4 84
TOOLS
45 Adjust the valve rocker clearance (see Op. DS 112-0).
46 Refit the cylinder head cover and the air filter (see paragraphs 23 to 25, this operation).
CLEANING A CYLINDER HEAD COVER FILTER (see Pl. 1).
NOTE – The filter element should be cleaned after every 3,700 miles (6000 km) approximately, (when the car is
used on normal roads).
47 Unscrew the knurled nut (49). Remove the cover (50) and disengage the filter element (51).
48 Clean the parts. Wash the filter element (51) in petrol. Brush the filter element and blow with compressed air.
Then immerse in engine oil and allow to drain.
49 Replace the filter element (51) on the cylinder head cover. Fit the cover (50) and tighten the nut (49).