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115374327 Rev. 6 5/31/12
MAINTENANCE
Maintenance schedule
Below you will find some general mainte-
nance instructions.
Daily maintenance
S Check throttle trigger and throttle trigger
lockout function.
S Checkthatthestopswitchworks
correctly.
S Check that there are no fuel leaks from
the engine, tank or fuel lines.
S Che ck that the cutter does not rotate
when the engine is idling.
S Clean the outside of the machine.
S Check that the harness is not damaged.
S Check that the cutting attachment guard
is not damaged or cracked.
S Replace the guard if it is exposed to im-
pact or is cracked.
S A non--balanced trimmer head induces
heavy vibrations that may damage the
machine.
S Check that nuts and screws are tight.
S Check that the screws that hold the bevel
gear are tight.
S Check that the trimmer head is tight.
Weekly maintenance
S Check the starter and starter cord.
S Clean the carburetor area.
S Clean the outside of the spark plug. Re-
move it and check the electrode gap. Ad-
just the gap to 0.024″ (0.6 mm), or
replace the spark plug. Use resistor spark
plug Champion RCJ--6Y or equivalent.
S Clean the cooling fins on the cylinder and
check that the air intake near the starter
is not blocked.
S Check that the bevel gear is filled with
grease up to 3/4 full. Use special grease.
S Clean the air filter.
Monthly maintenance
S Clean the fuel tank.
S Clean the outside of the carburetor and
the space around it.
S Clean the fan and the area around it.
S Check fuel lines for cracks or other dam-
age. Change if necessary.
S Change the fuel filter in fuel tank.
S Check the clutch, clutch springs and the
clutch drum for wear . Replace if neces-
sary.
S Check electrical wires and connections.
S Replace the spark plug. Use resistor
spark plug Champion RCJ--6Y or equiva-
lent.
S Change the air filter.
The grease in the bevel gear does not nor-
mally need to be changed except if repairs
are carried out.
Bevel gear (128LD)
The bevel gear is filled with the right quantity
of grease at the factory. However, before
using the machine you should check
that the bevel gear is filled three--quarters
full with grease. Use HUSQV ARNA special
grease.