Assembly And Installation - Yamaha TT-R90 Handbuch

CARBURETOR
EC464600
Float
1. Inspect:
Float 1
G
Damage → Replace.

ASSEMBLY AND INSTALLATION

Carburetor
1. Install:
Pilot air screw 1
G
Note the following installation points:
Screw in the pilot air screw until it is lightly
G
seated.
Back out it by the specified number of
G
turns.
Pilot air screw:
1-3/4 turns out
2. Install:
Throttle valve 1
G
Starter plunger 2
G
NOTE:
Align the slit a of the throttle valve with the tab
b of the carburetor top.
FUEL LEVEL ADJUSTMENT
WARNING
Gasoline (fuel) and its vapors are highly
flammable and explosive. Keep away from
sparks, cigarettes, flames or other sources
of ignition.
4 - 6
ENG