Wiring Diagram; Standard Output Characteristics - Yanmar 3YM30 Sevice Manual

12.4.3 Wiring diagram

Condenser 2.2
Stator coil
Alternator
[NOTICE]
1) Don't do mis-connecting and short-circuit of each terminal.
2) Don't remove a battery terminal and a B terminal when rotating.
3) Shut out a battery switch during the alternator stop.

12.4.4 Standard output characteristics

The standard output characteristics of this alternator are shown as the below figure.
100
80
60
40
20
0
0 2
F
Rotor
Diode
coil
4 6 8
Alternator speed (min
(Standard characteristics)
191
BAT
P
1 IG
L
B S L
F
P
E
IC regulator
13.5V constant
10 12 14
-1
)
12. Electrical System
Key
switch
Charge lamp
12V3.4W
Battery
E
3
16 18 X 10