Seat Ateca 2017 Workshop Manual page 203

4 cyl. petrol engine (1.8 l and 2.0 l with direct injection, 4 V, exhaust gas turbocharger, timing chain,
– Insert cylinder head tensioning device - VAS 6419- into engine
and gearbox support - VAS 6095- .
– Secure cylinder head in cylinder head tensioning device, as
shown in illustration.
– Connect cylinder head tensioning device to compressed air.
– Using lever -arrow-, slide air pad under combustion chamber
where valve stem oil seal to be removed.
– Apply just enough compressed air to bring air pad into contact
with valve heads.
Reworking guide plate
Check if recess -arrow- is present.
– If necessary, rework guide plate - VAS 5161/19C- -arrow-, until
it rests against cylinder head and guide plate -1- is free.
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– Screw guide plate - VAS 5161/19C- to cylinder head, as shown
in illustration, using knurled screws - VAS 5161/12- .
– Insert drift -VAS 5161/3- into guide plate and use plastic-head‐
ed hammer to release sticking valve cotters.
For inlet side
– Screw retainer - VAS 5161/6- with guide fork - VAS 5161/5-
into centre thread of guide plate - VAS 5161/19C- .
– Insert the assembly cartridge - VAS 5161/8- in the guide plate
- VAS 5161/19C- .
– Attach pressure fork - VAS 5161/2- to ratchet piece - VAS
5161/6- .
Ateca 2017 ➤ , León 2013 ➤ , León ST 2013 ➤
EA 888 III. Gen) - Edition 10.2018
195
4. Valve gear