Yamaha TDM850 1996 Service Manual page 152

CYLINDER AND PISTON
2. Install:
S Piston pins 1
S Pistons 2
S Piston circlips 3
NOTE:
S Apply engine oil to the piston pins.
S Be sure that the arrow mark a on the piston
points to the exhaust side of the engine.
S Before installing the piston, cover the crankcase
with a clean rag to prevent the piston from falling
into the crankcase.
3. Position:
S Top ring
S 2nd ring
S Oil ring
Offset the piston ring end gaps as shown.
a
Top ring end
b Oil ring end (lower)
c
Oil ring end (upper)
d 2nd ring end
4. Install:
S Dowel pins
S O-rings
S Cylinder gasket
S Cylinder
NOTE:
S Install the cylinder with one hand while compres-
sing the piston rings with the other hand.
S Pass the timing chain and timing chain guide (in-
take) through the timing chain cavity.
4-28
ENG
New
New