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• Refuel only outdoors.
• Wipe up spills immediately.
1. Place an approved gasoline container below the carburetor (fig. 46A), and use a funnel to
avoid spilling fuel.
2. Remove the drain bolt (fig. 46B), then move the fuel valve lever to the ON position (if it is
equipped).
3. After all the fuel has drained into the container, reinstall the drain bolt and washer (fig. 46C).
Tighten the drain bolt securely.
ENGINE ADJUSTMENTS
C NOTE: Do not change in any way the rated speed of the engine (carburetor side or
regulator side).
Your engine was adjusted in the factory and the non-respect of the homologation speed engine
could be dangerous for your safety and others safety. If the motor settings is changed in any way,
the warranty will be cancelled.
TROUBLESHOOTING
Problem Cause Remedy
With the key
on «START»
the starter
motor does
not run
Turn the key to «STOP» and look for the cause of the problem:
flat battery recharge battery
fuse blown replace fuse (10A)
bad earthling to the engine or
the frame
check connections of black earth leads
earth connections of the micro
switches disconnected
check connections
badly earthed starter motor check earth connections
you are not ready for starting
check that the conditions allowing the
start are met
With the key
on «START»
the starter
motor runs
but the engine
does not start
faulty fuel supply
check the level in the tank
check the throttle lever adjustment
check fuel filter and wiring of the fuel
faulty ignition
check that spark plug caps are firmly
fitted
check that the electrodes are clean and
have the correct gap
manual_HECHT_5161_2019_EN.indd 56 11.03.2019 10:29:47
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