Ryobi RY10518 Operator's Manual - Page 39

Troubleshooting

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TROUBLESHOOTING Problem Possible Cause Solution Engine starts, runs, Carburetor requires and accelerates ­adjustment to idle but will not idle. speed. Turn idle speed screw "T" clockwise to increase idle speed. Refer to Adjusting the Carburetor in the Maintenance section of this manual. C h a i n t u r n s a t Carburetor requires idle. ­adjustment to idle speed. Turn idle speed screw "T" counterclockwise to decrease speed. Refer to Adjusting the Carburetor in the Maintenance section of this manual. Air leak in the intake Contact an authorized service center for a rebuild kit. system. Bar and chain running hot and smoking. Chain oil tank empty. Chain tension is too tight. 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. Oiler is not functioning. 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 Chain tensioning dial is difficult to turn. Tip of guide bar is not raised. Clutch cover lock knob is too tight. 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. Raise tip of guide bar while rotating tension adjustment dial. Press in the clutch cover lock knob and rotate counterclockwise to slightly loosen the clutch cover before attempting to adjust chain tension. Page 39 - English

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Page 39 — English
Problem
Possible Cause
Solution
Engine starts, runs,
and accelerates
but will not idle.
Chain turns 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.
Bar and chain
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.
Chain tensioning
dial is difficult to
turn.
Tip of guide bar is
not raised.
Clutch cover lock
knob is too tight.
Raise tip of guide bar while rotating tension adjustment
dial.
Press in the clutch cover lock knob and rotate coun-
terclockwise to slightly loosen the clutch cover before
attempting to adjust chain tension.
TROUBLESHOOTING