4 - 15
ENG
Starter plunger
1. Inspect:
• Cold starter plunger
1
• Hot starter plunger
2
Wear/damage
→
Replace.
Accelerator pump
1. Inspect:
• Diaphragm (accelerator pump)
1
• Spring
2
• Cover
3
• O-ring
4
• Push rod
5
Tears (diaphragm)/damage
→
Replace.
Dirt
→
Clean.
2. Inspect:
• Throttle shaft
1
• Spring
2
• Lever 1
3
• Spring 1
4
• Lever 2
5
• Spring 2
6
Dirt
→
Clean.
1
2
3
4
5
6
ASSEMBLY AND INSTALLATION
Carburetor
1. Install:
• Cold starter plunger
1
2. Install:
• Pilot air jet
1
1
CARBURETOR
Summary of Contents for YZ450F(W)
Page 47: ...GEN INFO MEMO...
Page 67: ...GEN INFO MEMO...
Page 128: ...2 20 SPEC LUBRICATION DIAGRAMS 1 Intake camshaft 2 Exhaust camshaft To main axle From oil pump...
Page 193: ...INSP ADJ MEMO...
Page 593: ...ELEC MEMO...
Page 623: ...TUN MEMO...
Page 648: ......
Page 649: ......