Yamaha YB50 - Engine Assembly

rear wheel axle bolt
12.5 m • kg
MOT
ASSEMBLY AND ADJUSTMENT OF ENGINE
4-38
ASSEMBLY OF ENGINE
When the engine is being assembled, reverse
the removal procedure
1. Install:
• Engine assembly bolt 
• Rear shock absorber bolt  (lower)
2. Install:
• Carburettor
• Oil supply pipe
• Fuel pipes
• Air filter box assembly
NOTE:
• Align the projection of the carburettor with
the projections of the head
• Before installing the oil supply pipe, fill it
with oil.
3. Install:
• Oil pipe
• Oil supply pipe
NOTE:
Pass the oil supply pipe and the oil pipe
through as shown.
4. Bleed the air:
• Autolubrication pump
Consult chapter 3, section – “BLEEDING
OF AIR FROM THE AUTOLUBRICATION
PUMP”.
5. Tighten:
• Rear wheel axle nut 
NOTE:
When the rear wheel axle nut is tightened,
apply the rear brake.
Engine assembly bolt
8.4 m • kg
Rear shock absorber bolt (lower)
1.8 m • kg


1