Yamaha WR45OFR Charging Voltage Inspection, Tester + lead → Red lead Tester lead → Black lead

CHARGING SYSTEM

ELEC

–+

EC624000

COUPLERS AND LEADS CONNECTION INSPECTION

1.Check:

●Couplers and leads connection Rust/dust/looseness/short-circuit →

Repair or replace.

Y W
R	1
B	2

CHARGING VOLTAGE INSPECTION

1.Start the engine.

2.Inspect:

●Charging voltage

Out of specification → If no failure is found in checking the source coil resis- tance, replace the rectifier/regulator.

Tester (+) lead → Red lead 1

Tester (–) lead → Black lead 2

Charging	Tester selector
voltage	position

14.1 ~ 14.9 V at	DCV-20
5,000 r/min

3.Inspect:

●Charging coil resistance

Out of specification → Replace.

Tester (+) lead → White lead 1

Tester (–) lead → Ground 2

Charging coil	Tester selector
resistance	position

0.288 ~ 0.432 Ω	Ω ⋅ 1
at 20 ˚C (68 ˚F)

6 - 18