the engine does not start
running, does not give a spark
manually turn the
propeller 3 turns against
normal direction of
rotation
If it still does not start running
without the gas,
repeatedly pull manual
start or try el. starter
If it still does not start running
take out the spark-plug
and dry it. Without the
plug, turn prop 3 turns in
normal direction of
rotation.
Irregular engine
operation
tune the engine turning
the “L” screw right (see
the carburettor setting)
tune the engine turning
the “H” screw (see the
carburettor setting)
slow low-high
revolution
transition
tune the engine turning the
“L” screw
carburettor is set correctly,
engine does not start correctly
or does not run smoothly
1. spark-plug – check the
contacts
2. set the contacts
distance on the magnet
(does the
manufacturer)
(engine needs 600 rpm to
start)
take the air filter out, blow
it through and clean it
Tighten up the belt (see
“Reduction belt tightening)
great damage – replace it
with a new one, small
damage can be repaired
(see “Propeller
maintenance”)
The prop is not damaged, but
causes vibes