7
6
Troubleshooting
IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM, CONTACT YOUR AUTHORISED SERVICE DEALER.
PROBLEM
POSSIBLE CAUSE
SOLUTION
Engine will not start.
1. No spark.
2. No fuel.
3. Engine is flooded.
4. Starter rope pulls harder now than
when new.
1. Check spark. Remove spark plug. Re-
attach the spark plug cap and lay spark
plug on metal cylinder. Pull the starter
rope and watch for spark at spark
plug lip. If there is no spark, repeat test
withe new spark plug.
2. Push primer bulb until bulb is full of fuel.
If bulb does not fill, primary fuel delivery
system is blocked. Contact a servicing
dealer. If primer bulb fills, engine may
be flooded, proceed to next solution.
3. Set the choke lever to the RUN posi-
tion. Squeeze the throttle trigger and
pull the starter rope repeatedly until the
engine starts and runs. NOTE: De-
pending on the severity of the flooding,
this may require numerous pulls of the
rope.
4. Contact a servicing dealer.
Engine has difficulties starting in colder
(winter) conditions.
Fuel is having trouble atomizing in cold
conditions.
1. Lay the trimmer on a level surface.
2.
Check the engine switch to be on
“RUN” position.
3.
PRIME- press the primer bulb 10
times slowly.
4.
SET
the choke lever to the “START”
position.
5.
Squeezing
the throttle trigger.
6.
PULL
the starter rope with a quick firm
and consistent upward motion
until
the engine starts/fires
.
7.
Re-adjust choke lever
to hall way
end allow engine to warm up for 5-20
seconds. If the engine has attempted
to start but fails to run on, Re-start the
engine in the half choke position (half
way between start and run) and allow
engine to warm up.
Engine starts but will not accelerate.
Engine requires approximately three minutes
to warm up.
Allow engine to completely warm up. If
engine does not accelerate after three min-
utes, contact a servicing dealer.
Engine starts but will only run at high speed
at half choke
Carburetor requires adjustment.
Contact a servicing dealer.
Engine does not reach full speed and emits
excessive smoke.
1. Check oil fuel mixture.
2. Air filter is dirty.
3. Spark arrestor screen is dirty.
1. Use fresh fuel and the correct 2-stroke
oil mix.
2. Clean air filter. Refer to Cleaning the Air
Filter Foam earlier in this manual.
3. Contact a servicing dealer.
Engine starts, runs, and accelerates but will
not idle.
Idle speed screw on carburetor requires
adjustment.
Turn idle speed screw clockwise to increase
idle speed.
Troubleshooting
PROBLEM
POSSIBLE CAUSE
SOLUTION
Line will not advance.
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.
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.
Grass wraps round shaft housing and bump
head.
1. Cutting tall grass at ground level.
2. Operating trimmer at part throttle.
1. Cut tall grass from the top down.
2. Operate trimmer at full throttle.
Bump knob hard to turn.
Screw threads dirty or damaged.
Clean threads and lubricate with grease - if
no improvement, replace bump knob.
Oil drips from muffler.
1. Operating trimmer at part throttle.
2. Check oil/fuel mixture.
3. Air filter dirty
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.
