16.
MAINTENANCE
and
STORING
-
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.
-
16-
1
DAILY CHECKS and MAINTENANCE
Checks and maintenance
Reasons for requiring them
Remove dust from whatever parts which
accumulated dust.
The governor linkage is especially susceptible to
dust.
~ ~~ ~ ~~
Check external fuel leakage. If any, retighten
or replace.
Check screw tightening. If any loose one is
found, re-tighten.
Not only wasteful but also dangerous
Loose screws and nuts will result in vibration
accidents.
Check oil level in crankcase and add up
as
it will fail.
necessary.
If the engine
is
operated without sufficient oil,
L
16-2 EVERY 20 HOURS CHECKS
and
MAINTENANCE
I
1
Checks and maintenance Reasons for requiring them
Change crankcase
oil.
To
remove run-in wear particles
16-3 EVERY
50
HOURS
(10
DAYS) CHECKS
and
MAINTENANCE
I
Checks and maintenance
I
Reasons for requiring them
I
Change crankcase
oil.
~ ~~
I
Contaminated oil accerates wear.
I
I
Clean air cleaner.
1
Clogged air cleaner harms engine operation.
I
Check spark plug. If contaminated, wash in
gasoline or polish with
emery
paper.
Output
power
is reduced and starting
is
made
difficult.
16-4
EVERY
100
-
200
HOURS (MONTHLY) CHECKS and MAINTENANCE
Checks and maintenance
Reasons for requiring them
Clean fuel filter and fuel tank.
The
engine will be out of order.
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