Yamaha EF4500iSE Theory & Diagnostics Manual page 15

DC 12V Output
DC output is provided on Yamaha inverter generators exclusively for battery charging.
Rated output: DC 12V ~ 12A (12V ~ 8.3A for Canada)
3/14/03 4:20 PM Page 11
Y Y Y R
Y Y Y Y Y Y W B
L
G G
O
G
L R R Y L
R
R
B
G
Y
t
R
L
r
O
L
L
O
O
B W
B/W
B/W B/W
O O
O
R
L
!9
O
W W
!7
@2 @4
DC 12V circuit is entirely separated from AC circuit.
R
W
R
Economy control switch must be turned off while charging a battery, as the engine speed 3550 rpm is required
R
R
B
to generate rated DC-output.
R
B
R
The total electric consumption of both the AC and the DC output should not exceed the total rated output of
M
@5
@3
the generator, which is 2800 Va, when both output are used together.
Rectifier (for DC output)
(~)
R
B
R
G
L
u Br
Br
Br
Br
y
R R
R
R
R
R
o
B
B
B R R B
Y
Gy
Y Y B/W
Y
B/W
Br O O O
O
B/W
O
W
!1
B
!2
B
B/W
O
O
G/Y
R
R/W
Y Y
L
B/W
L
B/W
O
L
Y
G/Y
R/W
G/Y L
R R
G/Y R/W
!6
Rectifier
(–)
q
Y Y Y
Y Y Y Y Y Y
L
G O G
G
L R R Y
R
R
B
G
r
w
L O O L
L O O L
e
O
O
B/W
O
G G
Y
Y
@0
R
R
L L
!9
O
O
W
!7
@2
!8
@1
R
1 Main coil B
2 Sub coil
3 DC coil
4 DC rectifier
5 Control unit
6 AC pilot light
u
Br
7 AC receptacle
8 Ground (Earth) terminal
R
9 Economy control switch
G/Y
0 Overload indicator light
!0
i
q DC receptacle
G/Y
w DC protector (breaker)
e Engine switch
r Oil warning light
G/Y
t Speed limiter assenbly
B/W
B
B
R/W G/Y Br
R y Oil level gauge
R O B/W R
Br
u T.C.I. unit
!4
OFF
ON
Spark plug
!3
i
START
o T.C.I. magneto
!5
p Stepping motor
a DC-DC converter
s Rectifier
d Battery
f Starter relay
g Starter motor
1-11
Generator Information and Theory
R
W B
L
Br Br
R R
Y
t
R
L
O
B R R B
Gy B/W
Y Y
Br O O O
B W
B/W
B/W B/W
O O
O
W
@4
L
R
W
R
R
R/W
R
B
G/Y
L
R R
G/Y R/W
R
!6
M
@5
@3
Rectifier
(~) (–)
(+) (~)
Polarity of rectifier 7VU-87105-00
u Br Br u
Br
y
R
R R
R R
o
B
B G/Y
Y
Y
B/W
!0
i
O
B/W
O
G/Y
W
!1
B
!2
B G/Y
B/W
O
B
G/Y
R/W G/Y B Br
R
R
B/W
R O R
R/W
Br
Y Y
!4
OFF
L
B/W
ON
!3
START
L
B/W
!5
O
Y
G/Y
1 Main c
2 Sub c
3 DC co
4 DC re
5 Contro
6 AC pil
7 AC re
8 Groun
9 Econo
0 Overlo
q DC re
w DC pr
e Engin
r Oil wa
t Speed
y Oil lev
u T.C.I.
Spark
i
o T.C.I.
p Stepp
a DC-DC
s Rectif
d Batter
f Starte
g Starte