Buell S1 Lightning User Manual

7-17
REMOVAL
1
WARNING
To avoid accidental start-up of vehicle and possible per-
sonal injury, disconnect the battery cables before pro-
ceeding. Always disconnect the negative cable first. If
the positive cable should contact ground with the nega-
tive cable installed, the resulting sparks may cause a bat-
tery explosion producing personal injury.
1CAUTION
Hold battery cable when loosening battery terminal hard-
ware. Failure to hold cable may cause battery damage.
1. Disconnect battery cables, negative cable first.
2. Remove seat and fuel tank. See FUEL TANK, REMOVAL
in Section 4.
3. See Figure 7-12. Disconnect spark plug cables from igni-
tion coil.
4. Remove nuts and lockwashers to detach pink and white
wires from coil posts.
5. Remove two screws (2). Mounting plate (3), coil (1), horn
bracket (4) and washer (7) will drop from frame.
INSTALLATION
1. See Figure 7-12. Place horn mounting bracket (4) on top
of coil. Attach coil to frame with screws (2), washer (7)
and mounting plate (3). Tighten screws (1) to 4-6 ft-lbs
(5.4-8 Nm).
2. Connect ring terminal of pink wires to forward post. Con-
nect ring terminals of white wires to rear post. Secure
wires with nuts and lockwashers.
3. Connect spark plug cables to ignition coil. Longer cable
attaches to rear post and rear cylinder spark plug.
1WARNING
After installing seat, pull upward on front of seat to be
sure it is locked in position. If seat is loose, it could shift
during vehicle operation and startle the rider, causing
loss of control and personal injury.
4. Install fuel tank and seat. See FUEL TANK, INSTALLA-
TION in Section 4.
1WARNING
Always connect the positive battery cable first. If the pos-
itive cable should contact ground with the negative cable
installed, the resulting sparks may cause a battery explo-
sion producing personal injury.
1CAUTION
Hold battery cable when tightening battery terminal hard-
ware. Failure to hold cable may cause battery damage.
5. Install battery cables, positive cable first.
Figure 7-12. Ignition Coil
5731
1
2
7
6
5
3
4
1. Ignition coil
2. Screws (2)
3. Mounting plate
4. Horn bracket
5. Pink wire coil post
6. White wire coil post
7. Washer

Buell S1 Lightning Specifications

General

Transmission	5-speed
Rear Brakes	Single 230mm disc, single-piston caliper
Compression Ratio	10.0:1
Ignition	Electronic
Engine Type	Air-cooled, four-stroke, 45° V-twin
Rear Suspension	Showa monoshock, adjustable preload, compression and rebound damping
Front Brakes	Single 340mm disc, 6-piston caliper
Seat Height	775 mm
Bore x Stroke	88.8 mm x 96.8 mm
Fuel System	Carburetor
Frame	Tubular steel
Tires	Front: 120/70 ZR17, Rear: 170/60 ZR17