Seat Ateca 2017 Workshop Manual page 189

4 cyl. petrol engine (1.8 l and 2.0 l with direct injection, 4 V, exhaust gas turbocharger, timing chain,
– Take out cylinder head cover -2- with a tool such as screw‐
driver -1-, beginning from the chain side.
– Remove camshafts, and cover open parts of engine.
Fitting
Note
The sealing surfaces must be free of oil and grease.
♦
Ensure that all the roller rocker fingers are correctly supported
♦
on the ends of the valve stems.
Crankshaft must not be at "TDC" position.
♦
– Eliminate the remains of sealant paste from the cylinder head
with a flat rasp.
– If crankshaft has been rotated in the meantime: set No. 1 cyl‐
inder piston to top dead centre and then turn crankshaft back
slightly.
– Remove sealant residue from groove in cylinder head cover
and from sealing surfaces.
– Clean sealing surfaces; they must be free of oil and grease.
– Oil the camshaft contact surfaces.
– If camshafts are renewed, markings -arrow- must be transfer‐
red to new camshafts.
Note
Risk of damage to valves and piston crowns.
♦
When installing the camshafts, the crankshaft must not be in
♦
"TDC" position.
– Fit inlet camshaft -A- in cylinder head. Turn cams for cylinder
4 -arrows- upwards.
Ateca 2017 ➤ , León 2013 ➤ , León ST 2013 ➤
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EA 888 III. Gen) - Edition 10.2018
181
4. Valve gear