TROUBLESHOOTING
IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM, CONTACT AN AUTHORISED SERVICE CENTRE.
PROBLEM POSSIBLE CAUSE SOLUTION
Engine will not start No spark The spark plug may be damaged. Remove it and check for dirt
and cracks. Replace with a new spark plug.
No fuel Push the primer bulb until bulb is full of fuel. If bulb does not fill,
the primary fuel delivery system is blocked. Contact an authorised
service centre. If the primer bulb fills, the engine may be flooded.
Proceed to the next item.
Engine is flooded Remove the spark plug. Turn the product so the spark plug hole
is aimed at the ground. Rotate the choke dial to “ ” position
and then pull the starter cord 10 to 15 times. This will clear the
excess fuel from the engine. Remove any fuel splashed on the
product. Clean and reinstall the spark plug. Clean any spilled
fuel and move at least 9 m away before restarting. Pull the
starter three times with choke dial at “ ”. If the engine does not
start, rotate the choke dial to “ ” position and then repeat the
normal starting procedure. If the engine still fails to start, repeat
the procedure with a new spark plug.
Starter rope is harder to pull Contact an authorised service centre.
Old fuel Only use fresh fuel mixed with recommended oil. Fuel over 30
days old may prevent the product from starting.
Engine starts but will not accelerate Engine requires approximately
three minutes to warm up
Allow the engine to completely warm-up. If engine does not
accelerate after three minutes, contact an authorised service
centre.
Engine starts but will only run at
high speed at half choke
Carburetor requires adjustment Contact an authorised service centre.
Engine does not reach full speed
and emits excessive smoke.
Check the lubricant fuel mixture Use fresh fuel and the correct 2-stroke lubricant mix.
Air filter is dirty Clean air filter. Refer to “Cleaning the Air Filter” in this manual.
Spark arrestor screen is dirty Contact an authorised service centre.
Engine starts, runs, and accelerates
but will not idle
Idle speed screw on carburetor
requires adjustment
Contact an authorised service centre.
Line will not advance Line is welded to itself Lubricate with silicone spray.
Not enough line on the spool Install more line.
Line is worn too short Pull the lines while alternately pressing down on and releasing
the bump head.
Line is tangled on spool Remove the line from the spool and rewind. Refer to “Line
Replacement” in this manual.
Engine speed is too slow Advance the line at full throttle.
Grass wraps around shaft housing
and bump head
Cutting tall grass at ground level Cut tall grass from the top down.
Operating the product at part
throttle
Operate the product at full throttle.
Bump knob is hard to turn Screw threads are dirty or
damaged
Clean the threads and lubricate with grease. If there is no
improvement, replace the bump knob.
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