10.
MAINTENANCE and STORING
..
0
,
The following maintenance jobs apply when the engine is operated correctly under normal conditions. The
indicated maintenance intervals are by
no
means guarantees- for maintenance free operations during these
intervals. For example, if the engine is operated in extremely dusty conditions, the air cleaner should be
cleaned every day, instead of every
50
hours.
.10-1
DAILY CHECKS and.MAINTENANCE
1)
Remove just from whatever which accumulated dust.
2)
Check external fuel leakage.
If
any, retighten or replace.
3)
Check screw tightening. If any lose one is found, retighten.
4)
Clean air cleaner.
10-2
EVERY
50
HOURS
CHECKS
and
MAINTENANCE
Check spark plug. If contaminated, wash in gasoline or polish with emery paper.
10-3-
EVERY
150
HOURS CHECKS and MAINTENANCE
1)
Clean fuel straine-r and fuel tank.
2)
Clean contact breaker points.
0
3)
Clean exhaust
port
of cylinder and both inlet and outlet
of
muffler.
10-4
YEARLY CHECKS and MAINTENANCE
1) Remove carbon from cylinder head and piston head.
2)
Clean fuel tank inside.
3)
Clean carburetor float chamber inside.
4)
Clean contact breaker and adjust point gap.
5)
Replace fuel pipe once a year.
..
10-5
PREPARATION
for
LONG ABEYANCE
1) Perform the above 10-
1
and
10-2
maintenance jobs.
2)
Drain fuel from the fuel tank and carburetor float chamber.
3)
Remove spark plug, and apply
5
to
10
cc of lubricating oil through the spark plug hole. Perform idle
4)
Clean the engine outside with oiled cloth.
I
5)
Put a vinyl
or
other cover over the engine and store the engine in dry place.
operation several times by pulling the recoil starter handle slowly. Re-install the spark plug.
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