FUEL SYSTEM
P
ILO
T S
CREW
ADJUSTMENT
IDLE
DROP PROCEOURE (U.S.A.
ONLY)
NOTE
•
The
pilot screws are factory pr.-set and
no
adjustment
is
necessary unless
the
pilot
screws
ar.
replaced
(P-s-
4·10).
• Use I
tachometer
with
graduations
of
50
rpm or smatler
that
will accurat1!ly indicate
•
50
rpm
change.
1.
Turn
each pilot screw clockwise until
it
seats
tightly and back
it
out
to
the
specification
givitn. This
is
an initial setting prior
to
the final
pilot screw adjustment.
INITIAL
OPENING: 2·3/4
turns
out
CAUTION:
Damage
to the pilot
SC~
seat
will
occur
if
the
pl70r
screw is tightened agalmt the
seat.
2. Warm
up
the
engine
to
operating temperature.
Stop
and go driving for 10 minutes
is
wfficient.
3.
Attach
a tachometer according
to
the manufac-
turer's instructions.
4.
Adjust
the
idle speed
with
the
throttle
stop
screw.
IDLE SPEED: 1,000 ±
100
r
pm
5.
Turn
nch
pilot screw 1/2
turn
out
from
the
initial setting.
6.
If
the
engine speed increases
by
50
rpm
or
more,
turn
each pilot screw
out
by
a continual
1/2
turn
until engine speed
drops
by
50
rpm
or
less.
7. Adjust
the
idle speed with
the
throttle
stop
screw.
8.
Turn
the
No.1
carburetor
pilot screw in until
the
engine
1PIIed
drops
50
rpm.
9.
Turn
the
No. 1
carburetor
pilot
saew
1
turn
out
from
the
position
obtained
in
step
B.
10. Adjust
the
idle speed
with
the
throttle
rtop
screw.
11
. Perform steps 8, 9 and 10 for
the
No.2,
3 and
4
carburetor
pilot screws.
12.
Oriv,
new pilot screw plugs
into
the pitot screw
bores
with
a 7 mm valve guide
drivertP/N
07942
-82300001.
When fully seated
the
plug surfaces
will
be
recessed 1
mm
into
the pitot screw
botl.
4-18
..
c;j)
HONDA
~.
V45
~~::~
Dale
of
Issue: January, 1982
© HONDA MOTOR CO.,
lTD.
-
-
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