TT250
Owner’s
and
Service
Manual
www.CSCMotorcycles.com
89
Reinstall
the
carburetor
slide
assembly.
The
carburetor
slide
assembly
includes
circlip
that
attaches
the
needle
to
the
slide,
as
shown
in
the
photo
blow.
Positioning
the
needle
higher
in
the
slide
will
enrichen
the
air
fuel
mixture;
positioning
the
needle
lower
in
the
slide
will
cause
the
engine
to
run
leaner.
Re
‐
installation
of
the
carburetor
on
the
motorcycle
is
the
reverse
of
installation.
After
installing
the
carburetor
and
reassembling
the
motorcycle,
start
the
engine
and
allow
the
motorcycle
to
come
to
operating
temperature.
Adjust
the
idle
speed
with
the
carburetor
slide
idle
speed
adjustment
screw
to
approximately
1500
rpm
(the
TT250
does
not
have
a
tachometer;
we
make
the
adjustment
by
sound).
Air
Filter
Replacement
This
section
of
the
Owner’s
and
Service
Manual
addresses
removal
and
replacement
of
the
TT250
air
filter.
The
TT250
uses
a
paper
air
filter.
We
stock
all
parts
for
the
TT250
motorcycle,
so
when
you
need
a
new
air
filter,
please
call
us
at
909
445
0900
and
we
will
ship
an
air
filter
to
you.
You
should
check
your
TT250
air
filter
every
2500
miles.
If
it
is
dirty
or
clogged,
it
will
reduce
the
motorcycle’s
performance
and
you
should
replace
it.
You
should
check
the
air
filter
more
often
if
you
ride
in
dusty
or
offroad
conditions.
Caution!
Do
not
operate
your
TT250
without
the
air
filter.
Access
to
the
TT250
air
filter
is
gained
by
removing
the
rear
body
panels,
the
rear
seat,
and
the
airbox
cover.
The
rear
body
panels
are
each
secured
by
a
single
screw
and
two
rubber
pop
‐
off
retaining
posts.
Remove
both
rear
body
panels.
