Page 37 — English
Problem
Possible Cause
Solution
Engine will not
start. [Make sure
on/stop switch is
in the
RUN
( l )
po-
sition.]
No spark.
Engine is flooded.
Clean or replace spark plug. Reset spark plug gap. Refer
to
Spark Plug Replacement
earlier in this manual.
With the on/stop switch
OFF
, remove spark plug. Move
choke lever to
RUN
position (pushed in completely) and
pull starter cord 15 to 20 times. This will clear excess
fuel from engine. Clean and reinstall spark plug. Set on/
stop switch to
RUN ( l )
position. Push and fully release
primer bulb 7 times. Pull starter grip and rope three times
with choke lever at
RUN
. If engine does not start, move
choke lever to
FULL CHOKE
and repeat normal starting
procedure. If engine still fails to start, repeat procedure
with a new spark plug.
Engine starts but
will not accelerate
properly.
Carburetor requires
“L”
(Low Jet)
adjustment.
Contact an authorized service center for carburetor
adjustment.
Engine starts, then
dies.
Carburetor requires
“L”
(Low Jet)
adjustment.
Contact an authorized service center for carburetor
adjustment.
Engine starts but
will not run prop-
erly at high speed.
Carburetor requires
“H”
(High Jet)
adjustment.
Contact an authorized service center for carburetor
adjustment.
Engine does not
reach full speed
and/or emits ex-
cessive smoke.
Lubricant/fuel
mixture incorrect.
Air filter is dirty.
Spark arrestor
screen is dirty.
Carburetor requires
“H”
(High Jet)
adjustment.
Use fresh fuel and the correct 2-cycle lubricant mix
ratio.
Clean air filter. Refer to
Cleaning the Air Filter
in the
Maintenance
section of this manual.
Clean spark arrestor screen. Refer to
Inspecting/Clean-
ing the Spark Arrestor Screen
in the
Maintenance
sec-
tion of this manual.
Contact an authorized service center for carburetor
adjustment.
E n g i n e s t a r t s ,
runs, and acceler-
ates but will not
idle.
Chain turns at idle.
Carburetor requires
adjustment to idle
speed.
Carburetor requires
adjustment to idle
speed.
Air leak in the intake
system.
Turn idle speed screw
“T”
clockwise to increase idle
speed. Refer to
Adjusting the Carburetor
in the
Maintenance
section of this manual.
Turn idle speed screw
“T”
counterclockwise to de-
crease speed. Refer to
Adjusting the Carburetor
in
the
Maintenance
section of this manual.
Contact an authorized service center for a rebuild kit.
TROUBLESHOOTING
Summary of Contents for RY10519B
Page 39: ...Page 39 English NOTES...
Page 79: ...Page 41 Fran ais NOTES...
Page 119: ...P gina 41 Espa ol NOTAS...