Honda rebel 250 Service Manual page 78

FUEL
SYSTEM
DIAPHRAGM/VACUUM
PISTON
Install
the
jet
needle,
spring
and
jet
noedle holdor
to
tho
vacuum
piston.
Push
the
jet
needle holder
in
and
turn
it
90 degrees
clock-
wise.
Install
the
diaphragm/vacuum
piston
in
the carburetor body,
aligning the
diaphragm tab with the groove
of
the carbure-
tor
body.
Hold the
vacuum
pi9ton up
to
almost
full
open
so the
dia-
phragm
is
not pinched by the
chamber
cover.
Install tho
chamber
cover with
the spring, aligning
its
tab
with the hole
in
the carburetor,
and
secure with
at least
two
screws before releasing the
vacuum
piston.
Install the
remaining vacuum chamber cover screws
CAUTION
•
Do
not pinch
l
he
diaphragm under
the
chamber
cover.
STARTING
ENRICHMENT
(SE)
VALVE
Install
the spring over the
choke
cable and connect the
cable
end
to the
SE
valve.
Move
the choke
lever
all
the
way up and
down
and make
sure that the
SE
valve
operates
properly.
5-10