Buell X1 2002 Service Manual page 254

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6. Open throttle and increase engine speed to 2500-3000
RPM. Note the reading on the pressure gauge.
a. If pressure is 46-53 psi (317-365 kPa) then system
is operating within limits.
b. If pressure is not within limits, see
of 2) flow chart after disconnecting pressure gauge.
1 1
WARNING WARNING
A small amount of gasoline will drain from the valve
when the valve is removed. Thoroughly wipe up any spilt
fuel immediately. Dispose of rags in a suitable manner.
Gasoline is extremely flammable and highly explosive.
Inadequate safety precautions could result in death or
serious injury.
7. See Figure 4-34. Turn engine off. Detach pressure gauge
from Schraeder valve.
a. Open the air bleed petcock to relieve fuel system
pressure and purge the pressure gauge of gasoline.
b. Remove pressure gauge from valve.
c. Install protective cap on valve.
DIAGNOSTICS
Diagnostic Notes
The reference numbers below correlate with the circled num-
bers on the Test 4.14 flow charts.
1. See Figure 4-35. Use HARNESS CONNECTOR TEST
KIT (Part No. HD-41404), gray socket probe and patch
cord.
2. Connect BREAKOUT BOX (Part No. HD-42682) to ECM.
See 4.7 BREAKOUT BOX.
4-36
6882
Test 4.14 (Part 1
1.
2.
3.
4.
hd41404
1
3
2
4
Fuel Outlet
Schraeder Valve
Protective Cap
Fuel Pump Connector
Figure 4-34. Schraeder Valve and Cap
(Fuel Tank Removed From Chassis)
Figure 4-35. Harness Connector Kit
2002 Buell X1: Fuel System