Yamaha EF2800i Service Manual page 83

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2) Secondary coil resistance
• Connect the pocket tester (Ω × 1) to the
secondary terminal.
Tester (+) lead → High-tension cord 1
Tester (–) lead → Black terminal 2
Secondary coil resistance:
6.7 kΩ ± 20% at 20 °C (68 °F)
5. Charge coil resistance
• Remove the coupler of charge coil 1.
• Connect the pocket tester (Ω × 1) to the
secondary terminal.
Tester (+) lead → Red terminal 2
Tester (–) lead → Green/Yellow terminal 3
Charge coil resistance:
0.5 Ω ± 10% at 20 °C (68 °F)
6. Pulser coil resistance
• Disconnect the pulser coil coupler 1.
• Connect the pocket tester (Ω × 100) to the
secondary terminal.
Tester (+) lead → Green/Yellow terminal 2
Tester (–) lead → Black/White terminal 3
Pulser coil resistance:
185 Ω ± 20% at 20 °C (68 °F)
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C0NTINUITY
MEETS
SPECIFICATION
MEETS
SPECIFICATION
C0NTINUITY
4-6
IGNITION SYSTEM
1
2
OUT OF SPECIFICATION
Replace the ignition coil.
Or
G/Y
Or
G/Y
R
1 R
OUT OF SPECIFICATION
Replace the stator coil assembly.
2 3
G/Y W/L B/W
1
G/Y
B/W
OUT OF SPECIFICATION
Replace the pulser coil.
– +
ELEC
SVU4090
3
Or
Or
2
SVU4100
SVU4110