Removing And Installing The Piston - Skoda Octavia III 2013 Workshop Manual

Octavia III 2013 ➤ , Octavia III 2014 ➤
1.6/66; 77; 81; 2.0/105; 110; 135 kW TDI CR engine - Edition 07.2014
Oil spray nozzle and pressure relief valve
1 - Screw with pressure relief valve, 27 Nm
2 - Oil spray nozzle (for cooling piston)
• Fitting position: Align the guide edge of the oil injection nozzle
to the area of the cylinder block being worked on.
Caution
Risk of damaging the oil injection nozzles.
♦ Do not bend oil injection nozzles.
♦ Check oil injection nozzles after reinstalling the pistons.
♦ Replace the oil injection nozzles if they are bent.
3.4

Removing and installing the piston

Special tools and workshop equipment required
♦ Drift - VW 222 A-
♦ Piston ring tensioning strap
Removing
• Engine secured to engine and gearbox mount
⇒ "1.3 Securing the engine to the assembly stand", page 23
– Remove cylinder head
⇒ "1.5 Removing and installing cylinder head", page 93
– Remove oil pump
⇒ "1.6 Removing and installing oil pump", page 138
– For re-installation, mark the installation position and assign‐
ment of the conrod bearing cap to the cylinder head and to the
conrod Pos. -2-
⇒ "3.3 Assembly overview - piston and conrod", page 77
– Unscrew the conrod bearing cap.
– Pull out the piston with conrod upwards.
Note
In case of tightness of the piston pin, heat piston to approximately
60 °C.
– Remove the circlip from the bore of the piston pin.
– Drive off piston pin with a drift - VW 222 A- .
Install
Installation is performed in the reverse order, pay attention to the
following points:
Note
Replace screws which have been tightened firmly to a torquing
angle.
– Oil the contact surfaces of the bearing shells.
82
Rep. gr.13 - Crankshaft group
.
.
.
.