Operating time
Item
Engine oil
Tightening parts
(bolt, nut)
Fuel tank
Throttle lever
Stop switch
Low-speed rotation
Air cleaner
Ignition plug
Cooling air duct
Fuel pipe
Fuel filter
Clearance between air intake
valve and air discharge valve
Engine overhaul
Carburetor
*1
Perform initial replacement after 20h operation.
*2
For the 200 operating hour inspection, request Authorized Service Agent or a machine shop.
*3
After emptying the fuel tank, continue to run the engine and drain fuel in the carburetor.
Check instruction manuals for each attachment, and carry out maintenance on them when they are being used.
Before
operation
lubrication
Inspect/clean
Replace
Inspect
Clean/inspect
Drain fuel
Check function
Check function
Inspect/adjust
Clean
Inspect
Clean/inspect
Inspect
Replace
Clean/replace
Adjust
Drain fuel
After
Daily
30h
(10h)
20
Shutdown/
50h
200h
rest
*
1
*
3
*
2
*
2
*
2
*
3
Corres-
ponding P
12
16
18
—
19
—
15
15
17
18
18
18
—
18
—
—
19