Seat Leon 2013 Workshop Manual page 129

4-cylinder petrol engine (1.2 l direct injection, 4 V, turbocharger, EA211) - Edition 02.2017
– Pull off valve stem seal using valve stem pliers - VAS 6770- .
Note
Risk of damage when installing valve stem seals.
– New valve stem oil seals -B- are supplied with plastic sleeve;
fit plastic sleeve -A- onto valve stem.
– Lightly oil sealing lip of valve stem seal.
– Push valve stem oil seal onto plastic sleeve.
– Carefully press valve stem oil seal onto valve guide using
valve stem seal fitting tool - 3365- .
– Remove plastic sleeve.
If the valve cotters have been removed from the assembly car‐
tridge, they must first be inserted into the insert tool - VAS 5161A/
32-3- .
• Larger diameter of valve cotters faces upwards.
– Press assembly cartridge - VAS 5161A/32-3- onto insert tool
from above and pick up valve cotters.
Protected by copyright. Copying for private or commercial purposes, in part or in whole, is not
– Insert valve spring and valve spring plate; installation position
permitted unless authorised by SEAT S.A. SEAT S.A does not guarantee or accept any liability with
respect to the correctness of information in this document. Copyright by SEAT S.A.
of valve spring ⇒ page 103
– Secure guide plate -VAS 5161A/32- back onto cylinder head.
– Insert assembly cartridge -VAS 5161A/32-1- with sleeve -VAS
5161A/32-2- into guide plate.
– Press down pressure fork and pull the knurled screw upwards
while turning screw in both directions. The valve cones are
mounted in this way.
– Release pressure fork with knurled screw still in pulled posi‐
tion.
– Repeat procedure on each valve.
– Install cylinder head
.
⇒ page 72 .
León 2013 ➤ , León ST 2013 ➤
3. Valve control
123