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Page 38 — English
TROUBLESHOOTING
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 re-
lease primer bulb 7 times. Pull starter 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 proper-
ly 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.
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.
Contact an authorized service center for carburetor
adjustment.
BAR AND CHAIN COMBINATIONS
Chain specifications: 3/8 in. pitch, .05 in. chain gauge
Length of Bar Guide Bar Part Number Chain Part Number Drive Links
14 in. 310625001 901212001 52
16 in. 310626001 901212002 56
18 in. 310627001 671258001 62