Refitting The Intake Manifold; Crankcase - Crankshaft; Splitting The Crankcase Halves - PIAGGIO XEVO 125 Euro 3 Service Station Manual

Engine

Refitting the intake manifold

- Fit the intake manifold and tighten the three
screws.
N.B.
FOR SPECIAL SCREWS USE COMMERCIALLY
AVAILABLE INSERTS AND INSERT HOLDERS.

Crankcase - crankshaft

Splitting the crankcase halves

First remove the following units:
transmission cover, driving pulley, driven pulley
and belt, rear hub cover, gears, bearings and oil
seals as described in the transmission chapter.
- Remove the oil sump, the by-pass, the chain
compartment cover and the oil pump as in the lu-
brication chapter.
- Remove the flywheel cover together with the water pump, the flywheel and the stator as described in
the magneto flywheel chapter.
- Remove the oil filter and the oil pressure switch.
- Remove the cylinder/piston/head unit as described in the cylinder head timing system chapter.
- Remove the two retainers indicated in the figure and the starter motor.
Before opening the engine crankcase, it is advis-
able to check axial clearance of the crankshaft. To
do this, use a plate and a support with appropriate
tool dial gauge.
Higher clearances are signs of wear on the sup-
porting surfaces of the crankshaft casing.
Characteristic
Standard clearance:
0.15 ÷ 0.40 mm
ENG - 48
XEVO 125 Euro 3