Yamaha WR45OFR Bicycle User Manual


 
6 - 4
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ELEC
IGNITION SYSTEM
SPARK GAP TEST
1. Disconnect the ignition coil from spark
plug.
2. Remove the ignition coil cap.
3. Connect the dynamic spark tester
1
(ignition checker
2
) as shown.
Ignition coil
3
Spark plug
4
Å
For USA and CDN
ı
Except for USA and CDN
4. Kick the kickstarter.
5. Check the ignition spark gap.
6. Start engine, and increase spark gap until
misfire occurs. (for USA and CDN only)
Minimum spark gap:
6.0 mm (0.24 in)
Å
ı
COUPLERS, LEADS AND IGNITION COIL
CONNECTION INSPECTION
1. Check:
Couplers and leads connection
Rust/dust/looseness/short-circuit
Repair or replace.
Ignition coil and spark plug as they are
fitted
Push in the ignition coil until it closely
contacts the spark plug hole in the cyl-
inder head cover.
EC625001
ENGINE STOP BUTTON INSPECTION
1. Inspect:
ENGINE STOP button conduct
No continuity while being pushed Replace.
Continuity while being freed Replace.
2. Inspect:
Rubber part a
Tears/damage Replace.
Tester (+) lead Black lead 1
Tester () lead Black lead 2
B
1
B
2
Tester selector
position
PUSH IN
× 1
FREE
a