Installing The Cylinder - APRILIA SX 125 Service Station Manual

Engine
•
Apply engine oil on the lubrication
ducts for the main bearings of the
crankshaft, on the head bearings and
on the rod small ends.
•
Make the ball retainer slide on the con-
necting rod.
•
Place the piston on the connecting rod
and insert the pin correctly in its posi-
tion.
FOR SAFETY REASONS COVER THE CRANKCASE WITH
A CLEAN CLOTH SO THAT THE SEEGER RINGS DO NOT
FALL INTO THE CRANKCASE.
•
Place the second seeger ring.
FOR SAFETY REASONS COVER THE CRANKCASE WITH
A CLEAN CLOTH SO THAT THE SEEGER RINGS DO NOT
FALL INTO THE CRANKCASE.

Installing the cylinder

•
Use the wrench for piston rings.
MAKE SURE THE PISTON RINGS ARE FITTED WITH THEIR ENDS BESIDE THE FIXING PIN IN
THE GROOVE. APPLY OIL FOR TWO-STROKE ENGINES TO THE CYLINDER WALL.
Specific tooling
AP0876973 Piston ring clamp 54 mm
ENG - 110
RX SX 125