Yamaha NEOS 50 YN50 (2002) [57/161] Disassembly the engine

ENG

DISASSEMBLY THE ENGINE

4-6

PRIMARY PULLEY WHEEL

1. Remove:

• Fan

2. Remove:

• Nut  (primary pulley wheel)

NOTE:

When the nut is loosened (primary pulley

wheel), support the magnetic flywheel using

the engine wheel support tool 

3. Remove:

• Conical spring washer 

• One-way clutch 

• Washer 

• Fixed primary pulley wheel 

• Shim 

• Trapezoidal belt

4. Remove:

• Hub 

• Primary pulley wheel assembly 

SECONDARY PULLEY WHEEL

1. Remove:

• Nut  (secondary pulley wheel)

NOTE:

Support the secondary pulley wheel using the

pulley wheel clamp .

2. Remove:

• Clutch drum 

• Secondary pulley wheel assembly 

• Crankcase cover gasket

• Centring devices

Engine wheel holding tool:

90890-01235

Pulley wheel clamp:

90890-01701