13-5
EVER'.'
502
-
600
HOURS
(SEMIANNUAL) CHECKS
and
MAINTENANCE
Checks and maintenance
Reasons for requiring them
Remove cylinder head and remove carbon
Disassemble and clean carburetor.
deposit.
The engine will be out of order.
13-6
EVERY
1000
HOURS (YEARLY) CHECKSand MAINTENANCE
I
Checks and maintenance
I
Reasons for requiring them
Perform overhauls, clean, correct or replace
parts.
The engine output drops and become out of order.
Change piston rings.
I
Replace fuel pipe once a year.
1
To
prevent from danger caused by the fuel leakage.
13-7
PREPARATION
for
LONG ABEYANCE
1) Perform the above
13-
1
and
13-2
maintenance jobs.
2)
Drain fuel from the fuel 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 the engine outside with oiled cloth.
6)
Put
a vinyl or other cover over the engine and store the engine
in
dry place.
-
44"
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