Ryobi RBC30SESNB Manual De Utilización página 11

PRoBlEM
Engine starts but will not
accelerate.
Engine starts but will only run at
high speed at half choke.
Engine does not reach full speed
and emits excessive smoke.
Engine starts, runs, and
accelerates but will not idle.
Blade continues to rotate
at idle speed.
Line will not advance.
Grass wraps round shaft
housing and bump head.
Bump knob hard to turn.
Oil drips from muffler.
NoTE: If your unit exhibits specific performance problem(s) where the Troubleshooting section recommends a clockwise screw
adjustment on the carburetor and no adjustments have been made since original purchase, the unit should be taken to
an authorised service centre for repair. In most cases, the needed adjustment is a simple task for the trained service
representative.
GB
English
GB
PoSSIBlE CaUSE
Engine requires
approximately three minutes
to warm up.
Carburetor requires
adjustment.
1. Check oil fuel mixture.
2. Air filter is dirty.
3. Spark arrestor screen is
dirty.
Idle speed screw on
carburetor requires adjustment
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
T
part throttle.
Screws threads dirty or
damaged.
1. Operating trimmer at
part throttle.
2. Check oil/fuel mixture.
3. Air filter dirty.
E
E
SolUTIoN
Allow engine to completely warm up. If engine does
not accelerate after three minutes, contact a servicing
dealer.
Contact a servicing dealer.
1. Use fresh fuel and the correct 2-stroke oil mix.
2. Clean air filter. Refer to Cleaning the air Filter
Screen earlier in this manual.
3. Contact a servicing dealer.
Turn idle speed screw clockwise to increase idle
speed. (Fig. 14)
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 the correct synthetic 2-stroke oil mix.
3. Clean per instruction in Maintenance Section.
9