Homelite UT10522 Manuel D'utilisation page 37

BAR AND CHAIN COMBINATIONS
Chain specifications: 0.0325 pitch, .05 in. chain gauge
Length of Bar
20 in.
18 in.
Problem
Engine will not
start. [Make sure
ignition switch is in
the RUN ( l ) posi-
tion.]
Engine starts but
will not accelerate
properly.
Engine starts, then
dies.
Engine starts but
will not run proper-
ly at high speed.
Engine does not
reach full speed
and/or emits ex-
cessive smoke.
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Guide Bar Part Number
310629001
310628001
TROUBLESHOOTING
Possible Cause
No spark.
Engine is flooded.
Carburetor requires
"L" (Low Jet)
adjustment.
Carburetor requires
"L" (Low Jet)
adjustment.
Carburetor requires
"H" (High Jet)
adjustment.
Lubricant/fuel
mixture incorrect.
Air filter is dirty.
Spark arrestor
screen is dirty.
Carburetor requires
"H" (High Jet)
adjustment.
Chain Part Number
Clean or replace spark plug. Reset spark plug gap. Refer
to Spark Plug Replacement earlier in this manual.
With the ignition 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 igni-
tion switch to RUN ( l ) position. Push and fully release
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.
Contact an authorized service center for carburetor
adjustment.
Contact an authorized service center for carburetor
adjustment.
Contact an authorized service center for carburetor
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.
Page 37 — English
900920027
901430001
Solution
Drive Links
78 link
72 link