Dolmar MS-250.4, MS-251.4 Before, After, Shutdown, Corres-po, rest, 200h, operation

Operating time		Before	After	Daily					Shutdown	Corres-po
					30h	50h	200h
		operation	lubrication	(10h)					/rest	nding P
Item
	Inspect/clean	○								11
Engine oil
	Replace					○*1				17
Tightening parts	Inspect	○								19
(bolt, nut)
	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	Adjust						◎	*2		―
valve and air discharge valve
Engine overhaul							◎*2			―
Carburetor	Drain fuel								○*3	20
*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.

21