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ELECTRICAL SYSTEM 16-49
Ignition System
Spark Plug Condition Inspection
•
Remove the spark plugs (see Spark Plug Replacement in
the Periodic Maintenance chapter).
•
Visually inspect the spark plugs.
If the spark plug center electrode [A] and/or side elec-
trode [B] are corroded or damaged, or if the insulator [C]
is cracked, replace the plug.
If the spark plug is dirtied or the carbon is accumulated,
replace the spark plug.
•
Measure the gap [D] with a wire-type thickness gauge.
If the gap is incorrect, replace the spark plug.
Spark Plug Gap: 0.8
∼ 0.9 mm (0.032 ∼ 0.036 in.)
•
Use the standard spark plug or its equivalent.
Spark Plug: NGK CR9EIA-9
Interlock Operation Inspection
•
Raise the rear wheel off the ground with the stand.
•
Turn the engine stop switch on (run position).
1st Check
•
Start the engine to the following conditions.
Condition:
Transmission Gear → 1st Position
Clutch Lever → Release
Side Stand → Down or Up
Turn the ignition switch on and push the starter button.
Then the starter motor should not turn when the starter
system circuit is normality.
If the engine is start, inspect the starter lockout switch,
neutral switch and relay box.
2nd Check
•
Start the engine to the following conditions.
Condition:
Transmission Gear → 1st Position
Clutch Lever → Pulled in
Side Stand → Up
Turn the ignition switch on and push the starter button.
Then the starter motor should turn when the starter sys-
tem circuit is normality.
If the starter motor is not turn, inspect the starter lockout
switch, side stand switch, relay box, and starter relay.
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