Page 37 — English
Problem Possible Cause Solution
Engine will not start. No spark.
Engine is flooded.
Clean or replace spark plug. Reset spark plug gap. Refer to Spark
Plug Replacement earlier in this manual.
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. Push and
fully release primer bulb 10 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 prop-
erly.
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 properly 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
excessive 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/Cleaning the
Spark Arrestor Screen in the Maintenance section of this manual.
Contact an authorized service center for carburetor adjustment.
Chain specifications: 0.325 pitch, .05 in. chain gauge
Length of Bar Guide Bar Part Number Chain Part Number Drive Links
20 in. 312655005 900920009 78 link
BAR AND CHAIN COMBINATIONS
TROUBLESHOOTING
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