Yamaha WR45OFR Bicycle User Manual


 
6 - 6
+
ELEC
IGNITION SYSTEM
3. Inspect:
Secondary coil resistance
Out of specification Replace.
4. Inspect:
Sealed portion of ignition coil a
Spark plug terminal pin b
Threaded portion of spark plug c
Wear Replace.
AC MAGNETO INSPECTION
1. Inspect:
Pick-up coil resistance
Out of specification Replace.
Tester (+) lead Orange lead 1
Tester () lead Spark plug terminal 2
Secondary coil
resistance
Tester selector
position
4.6 ~ 6.8 k at
20 ˚C (68 ˚F)
k × 1
Tester (+) lead Red lead 1
Tester () lead White lead 2
Pick-up coil
resistance
Tester selector
position
248 ~ 372 at
20 ˚C (68 ˚F)
× 100
RW
1
2
NEUTRAL SWITCH INSPECTION
1. Inspect:
Neutral switch conduct
No continuity while in neutral Replace.
Continuity while in gear Replace.
EC628000
CDI UNIT INSPECTION
Check all electrical components. If no fault is
found, replace the CDI unit. Then check the
electrical components again.
Tester (+) lead Sky blue lead 1
Tester () lead Ground 2
Sb
1
Ground
Tester selec-
tor position
NEUTRAL
× 1
IN GEAR
+
Ω×1
1
2
L/WSb