31
Possible faults
Before each fault clearance:
−
switch off device
−
wait until the cutting device no longer moves
−
pull off the spark plug connector
−
wear gloves
After each fault clearance, put into operation and recheck all security installations.
Fault
Possible cause
Removal
Motor does not start.
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Incorrect starting sequence
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Air filter contaminated
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Fuel filter fouled
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Spark plug fouled
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No fuel supply
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Fault in the fuel line
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Cranking mechanism defective
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Spark plug connector not placed on
Â
No ignition spark
Â
Engine flooded.
Â
Motor defective
Â
Carburettor defective
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Observe the correct starting sequence
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Clean or replace the air filter
Â
Clean or replace the fuel filter
Â
Clean or replace the spark plug
Â
Fill the fuel tank.
Â
Check the fuel line for kinks or damages
Â
Contact the customer service.
Â
Screw off, clean and dry the spark plug. Then pull the
cranking rope several times and reinstall the spark
plug
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Place on the spark plug connector.
a) Clean or replace the spark plug.
b) Check the ignition cable.
c) Fault cannot be eliminated?
Contact the customer service
Â
Contact the customer service
Â
Contact the customer service
Engine starts and is
stalled immediately
Â
Incorrect idle adjustment
Â
Contact the customer service
Device does not work
with full power
Â
Machine overloaded.
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Cutting thread too short/broken.
Â
Device overloaded as grass too high.
Â
Air filter contaminated
Â
Carburettor incorrectly adjusted
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Silencer blocked
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Do not excessively press during trimming
Â
Follow up the cutting thread.
Â
Trim the grass in several passes.
Â
Clean or replace the air filter
Â
Contact the customer service
Â
Clean the outlet of the silencer
Device works with
interruptions
Â
Carburettor incorrectly adjusted
Â
Spark plug fouled
Â
Contact the customer service
Â
Clean or replace the spark plug. Check the spark plug
connector
The brush cutter does not
work with full output
Â
Cutting blade dull or damaged
Â
Device overloaded as grass too high
Â
Have the cutting blade sharpened or replace it
Â
Trim the grass in several passes.
The grass trimmer does
not work with full output
Â
Cutting thread too short/broken.
Â
Device overloaded as grass too high.
Â
Follow up the cutting thread.
Â
Trim the grass in several passes
Cutting thread is not
followed up.
Â
No more thread on the spool.
Â
Cutting thread entangled.
Â
Replace the thread spool.
Â
Recoil the cutting thread.
Smoke
Â
Incorrect fuel mixture
Â
Carburettor incorrectly adjusted
Â
Use two-stroke oil, ratio of mixture 40:1
Â
Contact the customer service
L
In case of further faults or inquiries please contact your local dealer.
Guarantee
Please observe the enclosed terms of guarantee.
Summary of Contents for BF 43-2
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