Audi Q7 2007 Workshop Manual page 137

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Remove valve stem oil seals using the valve stem seal pull-
er -3364-.
If the puller cannot be used on some of the valve stem oil
seals due to the confined space, proceed as follows:
–
Knock out pin -arrow- of puller using a punch and remove
the extractor attachment.
–
Apply lower part of puller to valve stem oil seal.
–
Secure puller with a punch -1- or other suitable tool as
shown in the illustration.
–
Apply a suitable tool to puller and pull out valve stem oil
seal -arrow-.
Note
A plastic sleeve -A- is included with the new valve stem oil
seals.
–
Fit plastic sleeve -A- onto the valve stem to prevent dam-
age to the new valve stem oil seal -B-.
–
Lightly lubricate sealing lip of valve stem oil seal.
–
Slip valve stem oil seal over plastic sleeve.
–
Carefully press valve stem oil seal onto valve guide using
valve stem seal fitting tool -3365-.
–
Remove the plastic sleeve.
6-cylinder TDI engine (3.0 ltr. 4-valve common rail), mechanics 01.2006
Audi Q7 2007 !
2 Servicing valve gear
6
131