Suzuki TU250X Service Manual page 209

5-16 FUEL SYSTEM AND THROTTLE BODY
• Install a new O-ring 3 and IAP sensor 4.

Replace the O-ring with a new one.
• Apply thin coat of engine oil to the cushion seal 5 and O-ring
6.

Replace the cushion seal and O-ring with new ones.
• Install the fuel injector 7 by pushing it straight to the fuel
delivery pipe 8.

Never turn the injector while pushing it.
NOTE:
Align the coupler E of injector with the groove F of delivery
pipe.
• Fit the projection G on the fuel delivery pipe in the hole H of
the throttle body.

Never turn the injector 7 while installing it.
• Install the fuel delivery pipe 9.
I White paint