Buell 2007 FIREBOLT Service Manual page 465

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INTAKE LEAK TEST
1
DANGER
Propane is an extremely flammable liquid and vapor.
Vapor may cause flash fire. Keep away from heat, sparks
and flame. Keep container closed. Use only with ade-
quate ventilation. Failure to follow this alert can result in
death or serious injury.
1
DANGER
Be sure to follow manufacturer's instructions when
using the UltraTorch UT-100 or any other radiant heating
device. Failure to follow manufacturer's instructions can
cause a fire, which could result in death or serious injury.
(00335a)
Avoid directing heat toward any fuel system compo-
nent. Extreme heat can cause fuel ignition/explosion
resulting in death or serious injury.
Avoid directing heat toward any electrical system
component other than the connectors on which heat
shrink work is being performed.
Always keep hands away from tool tip area and heat
shrink attachment.
1. Start engine.
2. Warm engine to operating temperature.
3. See Figure 4-111. Turn knob (5) counterclockwise to
open propane bottle (6).
NOTE
Do not direct propane stream toward front of engine. If pro-
pane enters intake screen, a false reading will be obtained.
4. Aim nozzle toward possible sources of leak such as fuel
injectors and intake tract.
5. Push valve (4) to release propane. Tone of engine will
change when propane enters source of leak.
4-124 2007 Buell Firebolt: Fuel System
Figure 4-112. Checking for Intake Leak