Perkins 103-13 - Wiring Diagram 40 Amp Alternator - 103-13

14
124 Workshop Manual, TPD 1377E, issue 4
100 Series
Wiring diagram 40 amp alternator - 103-13
Wiring diagram maximum circuit resistance
The resistance of battery cables 1,2 and 3 must not exceed 0.0018
Ù.
(1) Max current draw for standard oil pressure switch is 0.42 amps (5 Watt lamp max).
Circuit Cable number Circuit current
Maximum circuit
resistance
Maximum circuit
volt drop
Remarks
Alternator
charging
40 amp 0.0125 Ù 0.5 Volt
See Glow Plugs
Circuit
Starter motor
solenoid
15.75 amp 0.04 Ù 0.63 Volt
See Glow Plugs
Circuit
STD glow plugs
(via glow signal)
(Peak max)
39 amp
0.0128 Ù 0.5 Volt
1 Alternator warning lamp
2 Alternator
3Battery
4 Starter motor
5 Oil pressure warning lamp
6 Oil pressure switch
(1)
7 Water temperature warning lamp
8 Thermostat switch
9 Key switch
10 Glow signal
11 Glow plugs
12 Fuse
13 Fuse
14 Solenoid switch
15 A delayed fuse can be fitted if desired
= Diode. Capacity: Current 3 amp. Reverse Voltage: 600V. (This is mandatory).
B
S
AC
17
30
50 19
W
F
B
65A 80/0.4 (10)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
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