Throttle Body Inspection; Throttle Body Reassembly; Throttle Body Installation - Suzuki LT-A450X Manual

6-14 FUEL SYSTEM AND THROTTLE BODY

THROTTLE BODY INSPECTION

Check following items for any damage or clogging.
* O-ring
* Throttle valve
* Idle air screw

THROTTLE BODY REASSEMBLY

Reassemble the throttle body in the reverse order of disassem-
bly. Pay attention to the following points:
• Apply thin coat of the engine oil to the injector seal 1 and
O-ring 2.
• Install the fuel injector 3 by pushing it straight to throttle
body.
!
The removed injector se al a nd O- ring m ust be
replaced with new ones to prevent fuel pressure leak.
#
Never turn the injector while pushing it.
• Install the fuel delivery pipe 4 to the injector.
#
Never turn the fuel delivery pipe while pushing it.
• Tighten the fuel delivery pipe mounting screws to the speci-
fied torque.
" Fuel delivery pipe mounting screw:

THROTTLE BODY INSTALLATION

Install the throttle body assembly in the reverse order of
removal. Pay attention to the following points:
• Align the groove of starter valve with the starter cable end.
• Apply thin coat of the engine oil to the O-ring.
#
The removed O-ring must be replaced with a new one.
5.0 N·m (0.5 kgf-m, 3.7 lb-ft)