
Page 39 — English
Problem
Possible Cause
Solution
Engine starts, runs,
and accelerates
but will not idle.
Chain tur ns 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.
B a r a n d c h a i n
running hot and
smoking.
Chain oil tank empty.
Chain tension is too
tight.
Oiler is not
functioning.
Oil tank should be filled every time fuel tank is filled.
Tension chain per instructions in
Adjusting the Chain
Tension in the
Maintenance
section of this manual.
Run at half throttle 30 to 45 seconds. Stop saw and
check for lubricant dripping from SAFE-T-TIP
®
and guide
bar. If lubricant is present, the chain may be dull or bar
may be damaged. If no lubricant is on the SAFE-T-TIP
®
,
contact an authorized service center.
Engine starts and
runs, but chain is
not rotating.
Chain brake is
engaged.
Chain tension is too
tight.
Guide bar and
chain assembled
incorrectly.
Guide bar and/or
chain are damaged.
Drive sprocket teeth
damaged
Release chain brake. Refer to
Operating the Chain
Brake in the
Operation
section of this manual.
Tension chain per instructions in
Adjusting the Chain
Tension in the
Maintenance
section of this manual.
Refer to
Replacing the Guide Bar and Chain in the
Maintenance
section of this manual.
Inspect guide bar and chain for damage.
Contact an authorized service center for drive sprocket
replacement.
TROUBLESHOOTING
Содержание RY10519A
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