Maintenance schedule Before
each
use
At inter-
vals of 8
hours
At inter-
vals of
25
hours
At inter-
vals of
50
hours
At inter-
vals of
100
hours
Each
season
Before
storage
Engine Do a check of the en-
gine oil level.
X X
Change the engine oil
and the oil filter.
X
1
X
Clean the air filter. X
3
Clean the air screen. X
3
Do an inspection of the
muffler and the spark
arrester.
X
Replace the oil filter. X
1
Clean the engine cool-
ing fins.
X
3
Replace the spark plug. X X
Replace the paper car-
tridge of the air filter.
X
3
Replace the fuel filter X
Lubrication schedule
CAUTION: Do not lubricate the
pivot points that have special nylon
bearings. Tacky lubricants can attach
dirt. The dirt decreases the life of the
special nylon bearings. If it is necessary
to lubricate the nylon bearings, use only
a small quantity of dry type lubricant.
A. General lubrication. Lubricate the spindle grease
connection, front wheel bearing, gear teeth of the
steering part.
B. Engine lubrication. Refer to
To lubricate the
engine on page 26
.
1
Do more frequently if you operate with a heavy load, in high ambient temperatures, or in dirty condi-
tions.
3
Do more frequently if you operate with in dirty conditions.
3
Do more frequently if you operate with in dirty conditions.
1
Do more frequently if you operate with a heavy load, in high ambient temperatures, or in dirty condi-
tions.
3
Do more frequently if you operate with in dirty conditions.
3
Do more frequently if you operate with in dirty conditions.
18 2007 - 004 - 10.04.2023
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