Original User Manual FUXTEC FX-FSR152_de_fr_rev05
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16.
Troubleshooting
1) Difficulties during commissioning
Situation
Cause
Solution
No ignition
spark
Spark plug
Carbon deposit between the
diodes of the spark plug
Clean the spark plug.
Adjust the gap
0.6~0.7mm, replace
the spark plug
Other
Ignition coil defective flywheel
magnet too weak
Replace the ignition
coil or flywheel
Weak
ignition
spark
Compression
Too much gasoline in the
combustion chamber, lousy fuel or
water in the tank
Remove the spark
plug and allow to dry,
replace fuel.
Carburettor does not
pump oil anymore.
Oil line blocked
Cleaning the
carburettor and
cleaning the pipes
Regular oil supply
but weak
compression
Piston rings worn, spark plug not
screwed down, cylinder head not
tight wrong valve clearance or
ignition timing.
Replace screw tight
replace or adjust
Regular oil supply
and good ignition
spark
Poor contact between ignition cap
and spark plug
Replace or check
2) Difficulties during operation
Situation
Cause
Solution
The engine does
not reach a
speed
Choke is in "COLD START" position, the
exhaust system is blocked no air supply,
moving elements worn, ignition spark
weak too large valve clearance, cylinder
head sooty
Open choke, replace exhaust system
Check or replace ignition coil, adjust
flywheel, spark plug
Operating
materials are
leaking
Lines to carburettor blocked Spark plug
spacing incorrect
Replace lines and carburettor Adjust
gap dimension
Engine
Noises
Wrong choke position,
Camshaft damaged
Check/replace camshaft
Carburettor
leaking
Failure of the check valve on the tank cap Replace the fuel filler cap
Carburettor gasket is worn out
Replace carburettor or gasket
