Fuel Injectors - Buell 2003XB9S Service Manual

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5.
Remove assembly from motorcycle.
a.
See
Figure 4-102.
On primary cover side, loosen but
do not remove the two front and rear intake flange
fasteners (2).
b.
Remove fastener (1) holding manifold to engine
mount.
c.
See
Figure 4-103.
both intake flange fasteners from cylinder heads.
d.
Slide the throttle body and manifold assembly
through top of bike frame.
6.
See
Figure 4-100.
Remove intake flanges (14) from
manifold. Remove and discard seals (15).
REPAIR
Throttle Position Sensor
See
4.36 THROTTLE POSITION SENSOR
installation and calibration information.
Intake Manifold
1.
See
Figure 4-104.
Remove upper fuel rail fastener (1).
2.
See
Figure 4-100.
Separate intake manifold (12) from
throttle body (9). Discard ring seal (11).
3.
Install new ring seal on intake manifold.
4.
Install intake manifold on throttle body.
5.
See
Figure 4-104.
Apply a drop of LOCTITE 222 (purple)
to threads of fuel rail fastener (1).
6.
Install fastener. Tighten to 24-28 in-lbs (2.7-3.2 Nm).

Fuel Injectors

1.
Remove throttle body. See
2.
Separate fuel rail assembly from intake manifold.
a.
See
Figure 4-104.
Remove both injector clips (4).
b.
Remove fuel rail fasteners (1, 6) that hold the fuel
rail to the throttle body and manifold.
c.
Separate fuel rail from injectors (2, 5) by gently rock-
ing the fuel rail and pulling it away from the injectors.
3.
Remove fuel injectors (2, 5) from manifold by gently rock-
ing and pulling it away from the manifold.
4-114 2003 Buell XB9S: Fuel System
On gearcase cover side, remove
for removal,
REMOVAL
in this section.
8756
2
1
3
1.
EVAP hose fitting
2.
Velocity stack bracket
3.
Throttle control cable attachment
4.
Idle control cable attachment
5.
Throttle control cable slot
6.
Idle control cable slot
7.
Idle adjuster cable
Figure 4-101. Throttle Cable Bracket (Typical)
8750
1
2
1.
Manifold to engine mount fastener
2.
Intake flange fastener (2)
Figure 4-102. Intake Manifold (primary side)
5
6
4
7

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