Seat Leon 2013 Workshop Manual page 70

León 2013 ➤ , León ST 2013 ➤
4-cylinder petrol engine (1.2 l direct injection, 4 V, turbocharger, EA211) - Edition 02.2017
7 - Piston
❑ With combustion chamber.
❑ Mark installation position and cylinder number
❑ Removing and installing
❑ Checking pistons and cylinder bores
8 - Piston rings
❑ Compression rings
❑ Measuring piston ring gap
❑ Measuring clearance
❑ Use piston ring pliers (commercially available) to remove and install
❑ Installation position: marking "TOP" or side with lettering faces towards piston crown
❑ Offset gaps by 120°.
9 - Segment ring
❑ Oil scraping ring
❑ Measuring piston ring gap
❑ Measuring clearance
❑ use piston ring pliers for removing and installing
❑ Installation position: marking "TOP" or side with lettering faces towards piston crown
❑ Offset gap 120° from bottom compression ring
Installation position of pistons and allocation of piston/cylinder
• Arrow on piston crown points to pulley end -arrow-.
Installation position of bearing shell
– Insert bearing shells centrally in conrod and conrod bearing
cap.
• Dimension -a- = 2.5 mm
64
Rep. gr.13 - Crankshaft group
⇒ page 65
⇒ page 66
⇒ page 66
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⇒ page 66
⇒ page 67
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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.
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