21
Operating time
Item
Before
operation
After
refuleling
Daily
(10h)
30h
50h
200h or
1 year,
whichever
earlier
Before
storage
Corres-
ponding P
Tightening parts
(bolt, nut)
Inspect
20
Fuel tank
Clean
—
Drain fuel
*
2
20
Throttle lever
Check function
—
Stop switch
Check function
18
Cutting tool
Inspect
10
Idle speed
Inspect/adjust
15
Air cleaner
Clean
18
Spark plug
Inspect
19
Cooling air passage and
F\OLQGHU¿QV
Clean/inspect
20
Fuel pipe
Inspect
20
Replace
*
1
—
Gear-case grease
5H¿OO
19
0XIÀHU
Inspect/Clean
the opening
—
)XHO¿OWHU
Clean/replace
19
Carburetor
Drain fuel
*
2
20
*1 For the 200 operating hour inspection, request Authorized Service Agent or a machine shop.
*2 After emptying the fuel tank, continue to run the engine and drain fuel in the carburetor.