Checking The Rectifier Regulator - Yamaha F225F Service Manual

Checking the Rectifier Regulator

Do not connect the battery cables in
reverse. Otherwise, the Rectifier Regula-
tor could be damaged.
1. Remove the fuse cover a.
2. Measure the Rectifier Regulator output
peak voltage.
Rectifier Regulator output peak voltage:
Fuse (100 A)–Ground
r/min
1500
DC V 13.0
TIP:
Do not use peak voltage adapter B when
measuring the Rectifier Regulator output
peak voltage.
3. Remove the intake manifold (STBD).
4. Disconnect the
couplers a, b, c, d, and e and
ground lead f.
a
Loaded
3500
13.0
Rectifier Regulator
Charging unit and component
c
d
5. Remove the fuse holder, and then
remove the Rectifier Regulator couplers
g, h, and k.
g
h
6. Set the digital circuit tester to the diode
mode, and then check the Rectifier
Regulator for continuity.
b a
f
e
k
m
n
p
r
s
t
u
v
w
x y
A
B
5-42
0
1
2
3
4
5
6
7
8
9
10
A