Yanmar 4JH45 Operation Manual page 124

SYSTEM DIAGRAMS
Starter relay
Oem
responsibility
Allowable Length by
cross sectional area
of battery cable
Section of cable Allowable Length
(mm 2 ) L=1+2+3(m)
40(mm 2 )
< 2.8(m)
50(mm 2 )
< 3.5(m)
< 4.1(m)
60(mm 2 )
3
-
Battery (Eng earth)
12V
1
129677-77040
B50/R 15x2
200A
129677-77030
/Gr 1.25
(BAT) B
(P) W
K66/L 0.85
L
(Eng earth)
Wire size
AWG10 <==> 5mm 2
AWG16 <==> 1.25mm 2
AWG18 <==> 0.85mm 2
AWG20 <==> 0.5mm 2
Mark Color
B Black
R Red
L Blue
W White
G Green
Gr Gray
Y Yellow
Br Brown
O Orange
5VS: 5V power supply for sensor
Lg Light Green
A_GND: GND for analog sensor
P Pink
V Purple
UB2,UB3,UB5: 12V power supply
118
B52/R 3.0
K28/W 0.85
K73/R 0.85
B54/R 3.0
6 5
G00/B 5.0
Battery SW
B60C/R 5.0
Battery SW
2
B54/R 3.0
B S
Starter
(Eng earth)
B50A/R 3.0 B52/R 3.0
50A
/W 1.25 B69/R 0.85
NC
B75/L
0.85
12 3 4
10 3 8 7 11
N
Figure 7
JH Series Operation Manual
Injector
HPP
#4 #1 #2 #3
RP CK
X W
8 7 6 2 1
1 2 3 4 5 6 7 8 9 10 11 12
M L
K29/G 0.85
ECU