Yamaha GP800R WaveRunner 2003, Service Manual

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7-10
E
– +
ELEC
IGNITION SYSTEM
IGNITION SPARK GAP
WARNING
●
When checking the spark gap, do not
touch any of the connections of the spark
gap tester lead wires.
●
When performing the spark gap test, take
special care not to let sparks leak out of
the removed spark plug cap.
●
When performing the spark gap check,
keep flammable gas or liquids away,
since this test can produce sparks.
1. Check:
●
Ignition spark gap
Below specification
→
Check the CDI
unit output peak voltage.
Check the ignition coil for resistance.
Å
For USA and Canada
ı
For worldwide
Spark gap:
10 mm (0.39 in)
Checking steps:
●
Connect the spark plug cap to the
spark gap tester.
●
Set the spark gap length on the adjust-
ing knob.
Spark gap tester:
YM-34487/90890-06754
●
Crank the engine and observe the igni-
tion system spark through the dis-
charge window.
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