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fUEL SYSTEM
(U
ONLY)
NOTE
PILOT SCREW ADJUSTMENT
Install the air cleaner chamber and air cleaner case to the car-
buretor and
the air cleaner
tube band.
Perform
inspections and adjusitrrlenlt.
•
Harness and cable
1-8).
•
Throttle operation
•
Carburetor idle speed
•
Fuel leaks.
Install the center cover,
and left rear cover (section 13).
CAUTION
screw seat will occur
if
the
the seat.
The pilot screw is
pre-set and no
is nec·
essary unless the
screw is
4-8).
•
Use a tachometer with graduations of
100
rpm
or
smaller
that wit! accurately indicate
a
100
rpm
1.
the limiter cap from the pilot screw.
2.
Turn the pilot screw clockwise until it seats lightly and
back it out to the
is anlnitia! set·
prior to the final pilot screw adjustment.
INITIAL OPENING: 2 turns
Ollt
3.
Warm up the
to operating temperature. Stop and
go
for
10
minutes is sufficient.
4.
Attach a tachometer
to the manufacturer's in-
structions.
5.
the idle speed with the throttle stop screw.
IDLE SPEeD: 1500 ± 100 rpm
7.
the idle speed with the throttle stop screw.
8.
Tum the pilot screw in
until
the
speed
drops
100
rpm.
9.
Turn the pilot screw 1 turn out from the position obtained
in step
7.
10.
the idle speed with the throttle stop screw.
11. Install a new limiter cap.
11 PILOT SCREW WRENCH
07908-4730000
to obtain the
screw in
or
out
6.
LIMITER CAP INSTALLATION
If the
screw is replaced, a new limiter cap must be in-
stalled after
screw
is comlJlleted.
After
cement the limiter cap over the pilot screw,
using LOCTITE®
601
or equivalent.
The limiter cap should be placed
its stop, prlwemting
further adjustment that would enrich the fuel mixture (limiter
cap position permits clockwise rotation and prevents counter-
clockwise rotation).
NOTE
•
Do not tum the pilot screw when
the limiter cap.
4-12
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Table of Contents
Troubleshooting
