.
15-5
EVERY
1000
HOURS
(YEARLY) CHECKS
and
MAINTENANCE
Checks and Maintenance
Reasons
for
requiring
them
Perform overhaul, clean, correct or replace
parts.
Change piston
rings.
The engine output drops.
Rubber
hoses
may
be hardened and cracked by the
Replace fuel
hose
once
a
year.
ozone
in
the
air.
15-6
PREPARATION
for
LONG
STORAGE
1)
Perform the above
13-1
and
13-2
maintenance
jobs.
2)
Drain fuel from the fuel tank, carburetor float chamber and fuel lines.
3)
To
prevent rust
in
the cylinder bore, apply
oil
through the spark plug
hole
and turn the crankshaft for
several turns
by
hand. Re-install the
spark
plug.
Turn
the starting pulley
by
hand and leave it where the resistance
is
the greatest.
4)
Clean
the
engine outside with oiled cloth.
5)
Cover the engine
and
store
in
dry
place.
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