ELEC
IGNITION SYSTEM
70
4. Ignition spark gap
The following procedure applies to all of the
spark plugs.
• Disconnect the spark plug cap from the spark
plug.
• Connect the ignition checker
1
as shown.
• Spark plug cap
2
.
• Set the main switch to “ON”.
• Measure the ignition spark gap
a
.
• Crank the engine by pushing the start switch
and gradually increase the spark gap until a
misfire occurs.
Min. ignition spark gap
6 mm
• Is there a spark and is the spark gap within
specification ?
EAS00743
5. Spark plug cap resistance.
The following procedure applies to all of the
spark plug caps.
• Disconnect the spark plug cap from the spark
plug.
• Connect the pocket tester (
1k) to the
spark plug cap as shown.
• Measure the spark plug cap resistance.
The ignition system is
OK.
NO
YES
EAS00745
Spark plug cap resistance
10 k
at 20°C (68 °F)
• Is the spark plug cap OK?
Replace the spark
plug cap.
YES
NO
6. Ignition coil resistance
The following procedure applies to all of the
ignition coils.
• Disconnect the ignition coil connectors from
the ignition coil terminals.
• Connect the pocket tester (
1) to the igni-
tion coil as shwon.
Tester positive probe
→
Red/Black
Tester negative probe
→
Orange (Gray)
• Measure the primary coil resistance.
Primary coil resistance
3.57
4.83
at 20°C (68 °F)
• Connect the pocket tester (
1k) to the
ignition coil as shown.
• Measure the secondary coil resistance.
Tester positive probe
→
spark plug lead
1
Tester negative probe
→
Orange (gray) lead
2
EAS00747
Содержание 2005 BT1100
Страница 1: ...BT1100 SUPPLEMENTARY SERVICE MANUAL 2005 5JN4 AE1 ...
Страница 2: ......
Страница 8: ......
Страница 32: ...24 SPEC LUBRICATION DIAGRAMS 1 Oil pump 2 Releaf valve 3 Oil filter 4 Middle drive shaft ...
Страница 116: ...PRINTED IN ITALY YAMAHA MOTOR ITALIA S P A ...