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25
፧
Operating time
Item
Before
operation
After
lubrication
Daily
(10h)
30h 50h 200h
Shutdown
/rest
Corres-
ponding P
Inspect/clean 14
Engine oil
Replace
*1
20
Tightening parts
(bolt, nut)
Inspect 23
Clean/inspect ᙚ
Fuel tank
Drain fuel
*3
24
Throttle lever Check function 16
Stop switch Check function 16
Cutting blade Inspect 12
Low-speed rotation Inspect/adjust 18
Air cleaner Clean 22
Ignition plug Inspect 22
Cooling air duct Clean/inspect 23
Inspect 23
Fuel pipe
Replace
ᦱ
*2
ᙚ
Gear-case grease Refill
22
Fuel filter Clean/replace
23
Clearance between air intake
valve and air discharge valve
Adjust
ᦱ
*2
ᙚ
Oil tube Inspect
፧
ᦱ
*2
፧
Engine overhaul
ᦱ
*2
ᙚ
Carburetor Drain fuel
*3
24
*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.