Yamaha F50F, Service Manual

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6C13G11
4-18
1
2
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9
WARNING
• Before measuring the fuel pressure,
make sure that the drain screw is tight-
ened securely.
• Do not loosen the drain screw while
measuring the fuel pressure. Loosening
the drain screw can cause fuel to spray
out creating a fire hazard.
• After measuring the fuel pressure, cover
the end of the hose with a clean, dry rag,
point the hose downward, and then
loosen the drain screw to drain the
remaining fuel from the hose and gauge.
• When storing the fuel pressure gauge,
make sure that the drain screw is tight-
ened securely.
Draining the fuel
1. Remove the cap
1
.
2. Cover the valve
a
of the vapor separator
with a rag, and then press in the valve
a
using a thin screwdriver to release the
fuel pressure.
WARNING
Always reduce the fuel pressure in the
high-pressure fuel line before servicing
the line or the vapor separator. If the fuel
pressure is not released, pressurized fuel
may spray out.
3. Place a container under the vapor sepa-
rator drain hose, and then loosen the
drain screw
2
.
4. Drain the fuel from the vapor separator
drain hose by pressing the valve using a
thin screwdriver.
Disassembling the vapor separator
1. Remove the cap
1
.
2. Cover the valve
a
of the vapor separator
with a rag, and then press in the valve
a
using a thin screwdriver to release the
fuel pressure.
3. Remove the float chamber.
4. Remove the float pin and float.
NOTE:
Remove the float pin in the direction of the
arrow
b
shown.
S6C14180
1
a
S6C14190
2
2
S6C14180
1
a
S6C14220
b
Vapor separator