10
English (Original Instructions)
TROUBLE SHOOTING
PROBLEM
POSSIBLE CAUSE
SOLUTION
Engine will not start
1. Switch set to the O (OFF) position.
1. Set switch to the I (ON) position.
2. No spark
2. Remove the spark plug. Reattach the spark plug
cap and lay the spark plug on the metal cylinder.
Pull the starter cord and watch for a spark at the
spark plug tip. If there is no spark, repeat the test
with a new spark plug.
3. No fuel
3. Push primer bulb until the bulb is full of fuel. If the
bulb does not fill, the primary fuel delivery system
is blocked. If the primer bulb fills, the engine may
be flooded. (See next item.)
4. Flooded engine
4. Remove the spark plug. Turn the product so that
the spark plug hole is aimed at the ground. Make
sure the choke lever is set to position B and pull
the starter cord 10 to 14 times. This clears excess
fuel from the engine. Clean and reinstall the spark
plug. With the throttle trigger fully depressed, pull
the starter cord 3 times. If the engine does not
start, set the choke lever to A and follow normal
starting instructions. If the engine still fails to start,
repeat the procedure with a new spark plug.
5. Starter cord is hard to pull
5. Contact an authorized service dealer.
Engine does not reach full speed
and emits excessive smoke
1. Check oil fuel mixture
1. Use fresh fuel and the correct 2-stroke oil mix.
2. Air filter is dirty
2. Clean the air filter according to the instructions in
the Maintenance section.
3. Spark arrestor screen is dirty
3. Contact an authorized service dealer.
Cutting line will not advance when
using bump feed action
1. Line welded to itself
1. Lubricate with silicone spray.
2. Not enough line on the spool
2. Install more line.
3. Line worn too short
3. Pull line while alternately pressing down on and
releasing the bump knob.
4. Line tangled on spool
4. Remove line from spool and rewind.
5. Engine speed too slow
5. Advance line at full throttle.
6. Line spool installed back to front
6. Ensure the writing on the line spool is facing the
correct way; THIS SIDE OUT FOR STRAIGHT
SHAFT.
Grass wraps around the trimmer
head assembly and the attachment
shaft
1. Cutting tall grass at ground level
1. Cut tall grass from the top down.
2. Operating the product at part throttle 2. Operate the product at full throttle.
Oil drips from muffler
1. Operating the product at part throttle 1. Operate the product at full throttle.
2. Check oil/fuel mixture
2. Use fresh fuel and the correct 2-stroke oil mix.
3. Air filter is dirty
3. Clean the air filter according to the instructions in
the Maintenance section.
RBCGM25SS_MAN_20101213_V2.indd 10
13/12/2010 2:50 PM
