INSPECTION
To ensure safe use of the engine, make sure of the items specified in the table below.
Item
Leakage & breakage
Idling stability
Sparkplug
Cylinder
Piston/Ring
Muffler tightening bolt
Ignition unit
Propeller hub (Stud)
Crankshaft
DC unit wiring
Stud/Nut
14
Before
Every
using
25h
✔
✔
✔
✔
✔
–
✔
–
✔
–
✔
✔
✔
✔
✔
✔
–
–
✔
✔
✔
✔
Every
Inspection
100h
Cylinder, carburetor, muffler,
✔
crankcase, Fuel pipe, etc.
✔
Is it stable? Is acceleration okay?
✔
Remove sediment; adjust air gap
✔
Check for wear & scratches
✔
Check for wear & scratches
✔
Retighten
✔
Check for damage
Check for damage to screws
✔
& for deformation
✔
Check alignment
Check for dislocation, cracks,
✔
wear, rattling, etc.
✔
Is there any slack or screw damage?