Dolmar MS-250.4 User Manual
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21
*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