Skoda Octavia III 2013 Workshop Manual page 66

Octavia III 2013 ➤ , Octavia III 2014 ➤
1.2/63; 77 kW TSI engine - Edition 11.2014
7 - Piston
❑ with combustion chamber
❑ Mark the installation position and the assignment to cylinder
❑ installing and removing
❑ Check piston and cylinder bore
8 - Piston rings
❑ Compression rings
❑ Measure end gap
❑ Measure vertical gap
❑ use commercially available piston ring pliers for removing and installing
❑ Fitting position: Identification "TOP" or labelled side for piston crown
❑ Offset gaps by 120°
9 - Piston ring
❑ Oil scraper ring
❑ Measure end gap
❑ Measure vertical gap
❑ use piston ring pliers for removing and installing
❑ Fitting position: Identification "TOP" or labelled side for piston crown
❑ Offset joint 120° to bottom compression ring
Fitting position of piston and assignment of piston to cylinder
Caution
Risk of damaging the piston crown.
♦ For re-installation: Mark the assignment in colour on the
piston crown of cylinders that have already been used.
Piston crown not by centre punch, scratch, nick or similar
mark.
• Arrow on the piston crown to the belt pulley side -arrow-.
Bearing shell installation position
– Insert bearing shells centrally in the conrod and conrod bear‐
ing cap.
• Dimension -a- = 2.5 mm.
60
Rep. gr.13 - Crankshaft group
⇒ "4.3 Removing and installing the piston", page 61
⇒ "4.4 Checking piston and cylinder bore", page 63
⇒ page 63
⇒ page 63
⇒ page 63
⇒ page 63
⇒ page 60