Assembly Overview - Pistons And Conrods - Volkswagen CJDA Workshop Manual

Bearing shells - installation position
Checking piston projection at TDC
Piston and cylinder dimensions
4.1

Assembly overview - pistons and conrods

1 - Piston rings
q Offset gaps by 120°.
q Use piston ring pli-
ers to remove and
install.
q "TOP" faces to-
wards piston crown.
q Checking ring gap
⇒ F ig. on page
184.
q Checking ring-to-
groove clearance
⇒ F ig. on page
185.
2 - Piston
q Mark installation po-
sition and cylinder
number.
q Installation position
and allocation of
piston to cylinder
⇒ F ig. on page
185.
q Arrow on piston
crown points to belt
pulley end.
q Install using piston
ring clamp.
q If piston skirt is
cracked, renew pis-
ton.
q Checking piston
projection at TDC
⇒ P age
187.
3 - Piston pin
q If difficult to remove,
heat piston to 60°C
q Remove and install using drift -VW 222 a-.
4 - Retaining ring
5 - Conrod
q Mark with cylinder number -A-.
q Installation position: Marking -B- faces towards pulley end.
q With industrially cracked conrod cap.
q Separate new conrod
6 - Bearing shell
q Note installation position
q Do not interchange used bearing shells.
Workshop Manual for Diesel Engine (2.0 l/36-75 kW_EA 189) 05.2015
⇒ P age
186.
⇒ P age
187.
⇒ P age 188
⇒ P age 185
⇒ P age 186
4 Dismantling and assembling pistons and conrods
Industriemotoren - Industrial Engines 2009 ▶
3
183