Piston And Connecting Rod; Overview - Piston And Connecting Rod - Volkswagen Golf 2015 Repair Manual

5

Piston and Connecting Rod

⇒ 5.1 Overview - Piston and Connecting Rod , page 77
⇒ 5.2 Pistons, Removing and Installing , page 78
⇒ 5.3 Pistons and Cylinder Bore, Checking , page 80
⇒ 5.4 New Connecting Rod, Separating , page 84
⇒ 5.5 Connecting Rods, Checking Radial Clearance ,
page 84 .
5.1

Overview - Piston and Connecting Rod

1 - Connecting Rod Bolts
❑ 45 Nm + 90°
❑ Use old bolt to measure
radial play
❑ Lubricate the thread and
contact surface.
❑ Replace after removing
2 - Connecting Rod Bearing
Cap
❑ Pay attention to the in‐
stalled position.
❑ Due to the separation
procedure (cracking) of
the connecting rod, the
connecting rod bearing
cap only fits in one posi‐
tion and only to the cor‐
responding connecting
rod.
❑ Mark affiliation to cylin‐
der -A-
❑ Installed position: the
markings -B- face the
belt pulley side
❑ Disconnect the new
connecting rod. Refer to
⇒ 5.4 New Connecting
Rod, Separating ,
page 84 .
3 - Bearing Shells
❑ Installed position. Refer
to
⇒ Fig. Installed Posi‐
tion of Bearing Shell ,
page 78
❑ Do not interchange used bearing shells (mark)
❑ Coat with oil before installing
❑ Axial play new: 0.10 to 0.35 mm, wear limit: 0.40 mm
❑ Check radial clearance with Plastigage
shaft when checking radial clearance
4 - Relief Valve
❑ 27 Nm
5 - Oil Spray Jet
❑ For piston cooling
Engine Mechanical, Fuel Injection and Ignition - Edition 04.2015
.
.
.
.
®
, new: 0.02 to 0.06 mm, wear limit: 0.09 mm. Do not turn crank‐
Golf 2015 ➤ , Golf Variant 2015 ➤
5. Piston and Connecting Rod
77