Operating time
Item
Tightening parts
(bolt, nut)
Fuel tank
Throttle lever
Stop switch
Cutting tool
Idle speed
Air cleaner
Spark plug
Cooling air passage and
cylinder fins
Fuel pipe
Gear-case grease
Muffler
Fuel filter
Carburetor
*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.
Before
operation
refuleling
Inspect
Clean
Drain fuel
Check function
Check function
Inspect
Inspect/adjust
Clean
Inspect
Clean/inspect
Inspect
Replace
Refill
Inspect/Clean
the opening
Clean/replace
Drain fuel
After
Daily
30h
(10h)
21
200h or
1 year,
Before
50h
whichever
storage
earlier
*
*
1
*
Corres-
ponding P
20
—
20
2
—
18
10
15
18
19
20
20
—
19
—
19
20
2