Yamaha YZ125 2022 Owner's Service Manual page 227

2. Install:
• Pilot jet "1"
• Main jet "2"
3. Install:
• Needle valve "1"
• Float "2"
• Float pin "3"
TIP
• After installing the needle valve to the float, in-
stall them to the carburetor.
• Check the float for smooth movement.
4. Install:
• Float chamber "1"
• Plate "2"
• Screw (float chamber) "3"
5. Install:
• O-ring
• Solenoid valve
(to the carburetor)
ECA27130
NOTICE
Before installing the solenoid valve, blow air
on the solenoid valve and its installing loca-
tion on the carburetor in order to remove any
foreign particles such as chips etc.
6. Install:
• Pilot air screw "1"
• Throttle stop screw "2"
a. Turn in the pilot air screw until it is lightly
seated.
b. Turn out the pilot air screw by the number
of turns recorded before removing.
Air screw turns out
2-5/8
7. Install:
• Starter plunger "1"
7-8
CARBURETOR