Condition
Fuel
system
Engine starts
but cuts out
straightaway
Electrical
Engine is apt to
system
cut out
Other
Abnormal vibration
Engine is running but blade
does not move
Movement is poor
Engine does not stop
Engine stops when throttle
is closed
Blade continues rotating
when throttle is closed
Cause
Fuel tank is empty or fuel level is
low
Fuel tank contains old fuel (off ensive
odor)
Two-cycle oil has not been added
Choke lever is in START position
Air has got into fuel system
Carburetor malfunction
Ignition failure
Spark plug failure
Electrical system failure
Engine overheating
Wrong spark plug model
Dirty air cleaner
Carbon clogging (muffl er exhaust
port)
Insuffi cient compression (piston,
piston ring, cylinder)
Cutting attachment is not properly
installed
Handle, handle bracket or other
fastening part is loose
Grass is wrapped round gear case Remove grass
Grass is wrapped round gear case Remove grass and dirt
Stop switch failure
Idle speed is too low
Idle speed is too high
Throttle wire is too taut
Remedy
Fill the fuel tank with the correct fuel mix
(25:1-50:1)
Replace with new fuel
Contact Hitachi Authorized Service
Centers
Set the choke lever to RUN position
Reconnect the fuel pipe or joint
Contact Hitachi Authorized Service
Centers
Replace with new spark plug
Contact Hitachi Authorized Service
Centers
Replace with designated part
See "SPECIFICATIONS"
Clean
Clean
Contact Hitachi Authorized Service
Centers
See "Installation of cutting attachment"
Check and tighten
Set the choke lever to START position
to stop the engine
Cease use immediately and contact
Hitachi Authorized Service Centers
Contact Hitachi Authorized Service
Centers
Contact Hitachi Authorized Service
Centers
English
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