13-4 EVERY
100-200
HRS.
(MONTHLY) MAINTENANCE
MAINTENANCE REMARKS
I)
Clean fuel filter and fuel tank.
2)
Inspect cooling system and remove dirt and
Remove blower housing and clean up between fins and housing.
chaff.
13-5 EVERY 500-600
HRS.
MAINTENANCE
MAINTENANCE
REMARKS
1
)
Remove carbon from cylinder head.
Carbon deposits
in
combustion chamber causes lack
of
power.
2)
Disassemble and clean carburetor.
13-6 EVERY
1000
HRS.
(YEARLY) MAINTENANCE
I
MAINTENANCE
I
REMARKS
I
I)
Overhaul engine.
~ ~ ~~~~ ~ ~
Clean and correct parts.
Replace piston rings and other necessary parts.
2)
Replace fuel lines once a year.
Avoid hazards caused by fuel leakage.
13-7 ENGINE STORAGE
(I)
Perform the above
13-1
and
13-2
maintenance jobs.
(2)
Drain
fuel
from
the
fucl
tank
and carburetor float chamber.
(3)
To
prevent rust
in
the cylinder
bore,
apply oil through the spark plug hole and
turn
the crankshaft
several
turns
by
hand.
Reinstall the
plug.
(4)
Turn
the starting pulley by hand and leave
it
where the resistance
is
the heaviest.
(5)
Clean
outside
of
the engine
with
oiled
cloth.
(6)
Put
a
plastic cover
or
the like over the engine
and
store the engine
in
dry
place.
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72
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