Carburetor Assembly And Installation; Starter Plunger; Accelerator Pump; Air Cut Valve - Yamaha WR426F(P) Owner's Service Manual

2
1
3 4
1 2
4

Starter plunger

1. Inspect:

Accelerator pump

1. Inspect:
2. Inspect:
6
5

Air cut valve

3
1. Inspect:
ASSEMBLY AND INSTALLATION
Carburetor
1. Install:
4 - 14
CARBURETOR
Cold starter plunger 1
G
Hot starter plunger (red) 2
G
Wear/damage → Replace.
Diaphragm (accelerator pump) 1
G
Spring (accelerator pump) 2
G
Accelerator pump cover 3
G
O-ring 4
G
Push rod 5
G
Tears (diaphragm)/damage →
Replace.
Dirt → Clean.
Throttle shaft 1
G
Spring 2
G
Lever 1 3
G
Spring 1 4
G
Lever 2 5
G
Spring 2 6
G
Dirt → Clean.
Diaphragm (air cut valve) 1
G
Spring (air cut valve) 2
G
Air cut valve cover 3
G
O-ring 4
G
Tears (diaphragm)/damage →
Replace.
Hot starter plunger (red) 1
G
Cold starter plunger 2
G
ENG