Yamaha F225F, Service Manual

Page: 270 / 576

6-35
FUEL
Fuel system
Draining the fuel
1. Remove the intake manifold (PORT).
2. Disconnect the fuel hose
a
from the
vapor separator assembly
b
.
3. Loosen the drain screw
c
to drain the
fuel into a drain pan.
4. Tighten the drain screw
c
to the
specified torque.
5. Connect the fuel hose
a
to the vapor
separator assembly
b
.
6. Install the intake manifold (PORT). See
“Installing the intake manifold” (6-16).
Removing the vapor separator
Cover the fuel components using a rag to
prevent fuel from spilling out.
1. Disconnect the high-pressure fuel pump
coupler
a
and vapor shut-off valve cou-
pler
b
.
2. Disconnect the vapor gas hoses
a
,
b
,
and
c
, cooling water hose
d
, and fuel
hose
e
.
3. Remove the vapor separator assembly
f
, and then disconnect the cooling water
hose
g
.
4. Remove the vapor shut-off valve
h
and
bracket
i
.
Vapor separator drain screw
c
:
2 N·m (0.2 kgf·m, 1.5 ft·lb)
a
b
c
d
a
b
c e
b
a
g
g
f
i
h