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Idiomas disponibles
Idiomas disponibles
SHARP
• Always hold the sharpener at a 45º angle to the blade and always
sharpen in the direction of the edge.
NOTE
Files only sharp in one direction; lift the file from the blade when
returning to make a new pass.
• Remove burrs from the edge of the blade with a whetstone;
• Remove as little material as possible;
• Before reinstalling the blades, remove the files and grease
Do not try to sharpen a damaged blade: change it or take it to a
Service establishment.
SAFETY DEVICE
WARNING
• Stop the operation when the safety device is defective.
• The safety device is to prevent the fuel control lever from ac-
celerating unless the acceleration is intentional. When the safety
device is pressed, it is possible to accelerate the fuel control lever.
(1) Safety device
1. Check that the fuel control lever does not move when the safety
device is not pressed.
2. Check that the fuel control lever moves when operated or relea-
sed while pressing the safety device.
3. Check that the safety device returns to its original position when
you release pressure from the safety device.
• If anything is found defective during the above checks, contact
your nearest authorized repair shop for repair.
AIR FILTER
• The air filter, if clogged, will reduce
engine performance. Examine and clean
the piece of paper with puffs of air when
necessary. When the piece of paper is dirty,
replace it with a new one.
FUEL FILTER
COLD AIR PATH
der cover.
SPARK PLUG
IMPORTANT
• Be aware that using a spark plug other than the designated ones
may cause the engine to misfire and malfunction or cause the engi-
ne to overheat and be damaged.
• To install the spark plug, turn the plug until finger tight, then
tighten it a quarter turn with a socket wrench.
TIGHTENING TORQUE: 14,7 - 21,5 Nm
GEARBOX
• After every 25 hours of use, apply general purpose grease.
1. Use the grease pump.
2. Grease until excess comes out from the base of the blades.
12
• When the engine runs low on
fuel, check the fuel cap and filter
for blockage.
• This engine is air cooled. Dust
clogging between the cooling air in-
let port and the cylinder will cause
the engine to overheat. Periodically
check and clean the cylinder after
removing the air cleaner and cylin-
• Misfires and misfires are often
caused by a failed spark plug. Clean
the spark plug and check if the spark
plug gap is in the correct range. For a
replacement spark plug, use the co-
rrect type specified by YAROS (NGK
BPMR7A).
(a) Blades
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