5554
TROUBLESHOOTING
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
Engine will not start
No spark
To check for spark: Disconnect the spark plug wire. Reattach the spark plug
wire and lay spark plug on metal cylinder. Pull the starter rope and watch for
spark at spark plug tip. If there is no spark, repeat test with a new spark plug
No fuel
Push primer bulb until bulb is full of fuel. If bulb does not ll, primary fuel
delivery system is blocked. Contact a service dealer. If primer bulb lls, engine
may be ooded (see next item)
Flooded engine
Remove spark plug, turn trimmer so spark plug hole is aimed at the ground.
Move choke lever to “RUN” and pull starter cord 10 to 15 times. This will
clear excess fuel from engine. Clean and reinstall spark plug. Pull starter three
times with choke lever at “RUN”. If engine does not start, move choke lever
to “CHOKE” and repeat normal starting procedure. If engine still fails to start,
repeat procedure with a new spark plug
Starter rope pulls harder now than
when new
Contact: help@parkerbrand.co.uk
Engine starts but will not
accelerate
Carburettor requires adjustment Contact: help@parkerbrand.co.uk
Engine starts but will cut out
when the throttle is pressed
Choke is in start/closed position
When the engine is running the choke should remain open
(the downwards position)
PROBLEM POSSIBLE CAUSE SOLUTION
Engine starts but will
only run at high speed at
half choke
Carburetor requires adjustment Contact: help@parkerbrand.co.uk
Engine does not reach
full speed and emits
excessive smoke
Check oil fuel mixture Use fresh fuel and the correct 2-cycle oil mix
Air lter dirty Clean air lter in warm soapy water. Fully dry and replace in lter housing
Carburettor requires adjustment Contact: help@parkerbrand.co.uk
Engine starts, runs, and
accelerates but will not
idle
Carburettor requires adjustment Contact: help@parkerbrand.co.uk
Spool will not unwind
String welded to itself Lubricate with silicone spray
Not enough string on spool Install more string. Refer to “Open & Replace Spool Line” earlier in this manual
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