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7. TROUBLES-CAUSES-TROUBLESHOOTING
Trouble
Cause
Troubleshooting
Engine will not
start
1.
Empty tank
2.
fouled air filter
3.
no ignition spark
4.
flooded engine
1.
fill in the tank, check the fuel in
carburetor, defecate the tank and
clean the hole in the lid with a needle
2.
clean the air filter
3.
clean the ignition plug or use a new
one, check the ignition cable, have the
ignition system checked in a servicing
shop
4.
remove the plug, clean and wipe dry,
pull the starting cable several times
with the plug removed
Faltering engine
1.
ignition cable detached
2.
fuel piping clogged or
wrong fuel
3.
blocked hole in the fuel
tank cover
4.
water or dirt in fuel
system
5.
fouled air fitter
1.
push the plug, socket firmly on the
plug
2.
clean fuel piping, use fresh/different
fuel replace the fuel tank cover
3.
drain the fuel and refuel
4.
clean the air filter
Engine often
switches off when
idling
1.
too long ignition interval,
defective ignition plug
2.
carburetor not set
correctly
3.
fouled air filter
1.
adjust/replace the ignition plug
2.
set up the carburetor
Drive will not
work properly
1.
check the drive lever
cable tension
2.
drive does not work
1.
adjust the cable tension if necessary
2.
have the unit checked in a servicing
shop
Excessive
vibrations
1.
loose lock screws
1.
tighten the lock screws
