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*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.
Operating time
Item
Before
operation
After
lubrication
Daily
(10h)
30h 50h 200h
Shutdown
/rest
Corres-po
nding P
Inspect/clean 11
Engine oil
Replace
*1
17
Tightening parts
(bolt, nut)
Inspect 19
Clean/inspect
Fuel tank
Drain fuel
*3
20
Throttle lever Check function 13
Stop switch Check function 13
Cutting blade Inspect 9
Low-speed rotation Inspect/adjust 15
Air cleaner Clean 18
Ignition plug Inspect 19
Cooling air duct Clean/inspect 19
Inspect 19
Fuel pipe
Replace
*2
Gear-case grease Refill 19
Fuel filter Clean/replace 19
Clearance between air intake
valve and air discharge valve
Adjust
*2
Engine overhaul
*2
Carburetor Drain fuel
*3
20