Engine Wiring-Lombardini 903 - WACKER Group LTC 4 Repair Manual

LTC Repair
4.15 Engine Wiring—Lombardini 903
6
Ref. Description
1 Fuel solenoid
2 Glow plugs
3 Starter motor
4 Battery
5 Alternator connector
6 Coolant temperature
sending unit (Not used.
Provided for remote
temperature gauge or LED.)
wc_tx000427gb.fm
1
17
5
5
8
9
7
Ref. Description
7 Air filter restriction
indicator
(normal open type)
8 Low fuel level switch (not
used, normal open type)
9 Low oil pressure switch
(normal closed type)
10 Coolant high
temperature switch
(normal open type)
11 Coolant temperature
thermistor (for preheat
relay)
12 Alternator
2
4
3
11
10
Ref. Description
13
14
15
16
17
55
Maintenance
G
Or
G
15
14
13
Pr
16
D+
12
12V/45A
W
B+
L
Or
wc_gr001776
Harness connector
Diode
Resistors
(2x220 Ohm, 0.6 W)
Blade connector
Spade ground connector
(Not used. Provided for
possible replacement
fuel solenoid.)