TROUBLE SHOOTING THE ENGINE
PR
OBLEM
Unit w
on’t start or starts but will not run.
Unit starts, but engine has low power.
Engine hesitates.
No po
wer under load.
Runs erratically.
Smokes excessively.
PR
OBABLE CAUSE
Incorrect star
ting procedures.
Incorrect carburetor mixture adjustment
setting.
F
ouled spark plug
Fuel filter plugged.
Dir
ty spark arrester screen.
Dirty air filter.
Incorrect carb
uretor mixture adjustment
setting.
Incorrect carburetor mixture adjustment
setting.
Incorrectly gapped spark plug.
Incorrect carburetor mixture adjustment
setting.
Incorrect fuel mixture.
CORRECTIVE A
CTION
F
ollow instructions in the User Manual.
Have carburetor adjusted by an Authorized
Ser
vice Center.
Clean / gap or replace plug.
Replace fuel filter.
Replace spark arrester screen.
Remove, clean and reinstall filter.
Ha
ve carburetor adjusted by an Authorized
Service Center.
Have carburetor adjusted by an Authorized
Service Center.
Clean / gap or replace plug.
Have carburetor adjusted by an Authorized
Service Center.
Use properly mixed fuel (25:1 mixture).
AU
13
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