Sym MB10A7-A series Service Manual page 193

12. Electrical System
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Pulse coil inspection
Disconnect the AC. Generator 6 pin coupler.
Measure the resistance between the terminal
Blue / Yellow and terminal Green.
Standard value：110Ω±10%
Caution
Coil does not need to be removed from
●
the engine before inspection.
C.D.I.
Removal
Remove the right side cover.
Inspection
Disconnect the C.D.I. 6 pin coupler.
Check the following terminals from the wire
side.
Item
Main switch
Exciter coil
Pulse coil
Primary winding
Ignition coil
Secondary winding
12-12
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Blue / Yellow
C.D.I. coupler
Black / Yellow
Black / Red
Check points
Black / White ~ Green
Black / Red ~ Green
Blue / Yellow ~ Green
Black / Yellow ~ Green
Green ~ High tension cable
(without cap)
Green ~ High tension cable
(with cap)
White
Green
Yellow
Black / White
Standard value (20°C)
Close circuit when OFF
780Ω±20%
110Ω±20%
1.2Ω±15%
6.6 KΩ±15%
10.7 KΩ±15%
Black / Red
Blue / Yellow
Green