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Troubleshooting - Hitachi CG 23EC (SL) Handling Instructions Manual

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TROUBLESHOOTING

Use the inspections in the table below if the tool does not operate normally. If this does not remedy the problem, consult your
dealer or the Hitachi Authorized Service Center.
Condition
Fuel
system
Engine does not
start
Electrical
system
Other
Fuel
system
Engine starts
but cuts out
straightaway
Electrical
system
Engine is apt to
cut out
Other
Abnormal vibration
Engine is running but blade
does not move
Movement is poor
Cause
Fuel tank is empty or fuel level is low
Fuel tank contains old fuel (off ensive odor) Replace with new fuel
Too much fuel is absorbed and spark
plug is wet
Fuel fi lter is clogged with dirt
Fuel pipe is bent or disconnected
Carburetor malfunction
Stop switch lead has short-circuited
Spark plug is dirty
Electrode gap is too big
Poor connection between high tension
cable and spark plug
Electrical system malfunction
Muffl er exhaust port is clogged with
carbon
Fuel tank is empty or fuel level is low
Fuel tank contains old fuel (off ensive odor) Replace with new fuel
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
Blade is bent or damaged
Grass is wrapped round gear case/
cutter case
Grass is wrapped round gear case/
cutter case
16
Remedy
Fill the fuel tank with the correct fuel mix
(25:1-50:1)
1. Disconnect the spark plug and allow to dry
2. Pull the starter handle 5 or 6 times to
remove the surplus fuel
3. Attach the spark plug
4. Set the choke lever to RUN position and
pull the starter handle
Clean the fuel fi lter
Ensure that the fuel fl ows smoothly
Contact Hitachi Authorized Service Centers
Contact Hitachi Authorized Service Centers
Replace or clean the spark plug
Adjust the gap to 0.6mm
Reconnect
Contact Hitachi Authorized Service Centers
Contact Hitachi Authorized Service Centers
for repair
Fill the fuel tank with the correct fuel mix
(25:1-50:1)
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
Replace with new blade
Remove grass
Remove grass and dirt

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Cg 23ec (slb)Cg 23ec (s)Cg 23ec (lb)