CARBURETOR

ENG

12

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

12

5 6

34

3

4

Lever 1 3

Spring 1 4

Lever 2 5

Spring 2 6

Dirt Clean.

Air cut valve

1.Inspect:

Diaphragm (air cut valve) 1

Spring (air cut valve) 2

Air cut valve cover 3

O-ring 4

Tears (diaphragm)/damage Replace.

ASSEMBLY AND INSTALLATION Carburetor

1.Install:

Cold starter plunger 1

2. Install:

Pilot air jet 1

1

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Image 137
Yamaha WR45OFR service manual Accelerator pump, Air cut valve, Assembly and Installation Carburetor