24. Troubleshooting
1. Difficulties during start-up
Situation
Spark plug
No ignition
spark
other
Weak
Compression
ignition
spark
Carburettor stops
pumping oil
normal oil supply
but weak
compression
Poor starting
performance
normal oil supply
and good ignition
spark
Original User Manual FUXTEC FX-MHP245_de_en_fr_ita_rev1
Cause
Carbon deposition between the
diodes of the spark plug
ignition coil defective flywheel
magnet too weak
Too much petrol in the combustion
chamber, poor fuel or water in the
tank
Oil pipe blocked
Piston rings worn, spark plug not
screwed down, cylinder head not
tight, wrong valve clearance or
ignition timing.
Poor contact between ignition cap
and spark plug
53
Solution
Clean the spark plug.
Adjust the gap
0.6~0.7mm, Replace
the spark plug
Replace the ignition
coil or flywheel
Remove spark plug
and have it dry,
replace fuel.
Clean the carburettor
and clean the pipes
replace tighten screws
replace or adjust
Replace or check