Ryobi RLT30CESA Original Instructions Manual page 11

PROBLEM
Engine starts, runs, and
accelerates but will not idle.
Line will not advance.
Grass wraps round shaft
housing and bump head
Bump knob hard to turn.
Lubricant drips from muffler.
English (Original Instructions)
POSSIBLE CAUSE
Idle speed screw on carburetor
requires adjustment
1. Line welded to itself.
2. Not enough line on spool.
3. Line worn too short.
4. Line tangled on spool.
5. Engine speed too slow.
1. Cutting tall grass at ground
level.
2. Operating trimmer at part
throttle
S c r e w t h r e a d s d i r t y o r
damage.
1. Operating trimmer at part
throttle.
2. Check lubricant/fuel mixture.
3. Air filter dirty.
SOLUTION
Contact a servicing dealer.
1. Lubricate with silicone spray.
2. Install more line. Refer to "Line Replacement" earlier
in this manual.
3. Pull lines while alternately pressing down on and
releasing bump head.
4. Remove line from spool and rewind. Refer to "Line
Replacement" earlier in this manual.
5. Advance line at full throttle.
1. Cut tall grass from the top down.
2. Operate trimmer at full throttle.
Clean threads and lubricate with grease - if no
improvement, replace bump knob.
1. Operate trimmer at full throttle.
2. Use fresh fuel and correct synthetic 2-stroke lubricant
mix.
3. Clean per instruction in "Maintenance" section.
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