Installing The Carburetor - Yamaha EK25BMH Service Manual

FUEL
CARBURETOR
9. Install:
• Pump plunger
2
• Float
• Chamber packing
NOTE:
Make sure the plunger seal is not turned up.

INSTALLING THE CARBURETOR

1. Install:
• Gasket
• Carburetor
3
• Nut
• O-ring
• Intake silencer
6
• Bolt
NOTE:
Insert the projection of choke lever
the choke knob hole
2. Adjust:
• Pilot screw
Adjusting steps
(1) Turn in all of the pilot screw until they
are lightly seated.
(2) Turn out the pilot screws to specified
number of turns.
Pilot screw turn-out
Gasoline carburetor :
1 – 1/2 ± 1/2
Kerosene carburetor :
1/2 + 2
1/2 - 1/2
(3) Make sure that the idle speed is stable
when the throttle is opened and closed
for several times.
4-20
1
3
1
2
4
5
8
.
E
7
into