Electrical System Description; Lighting And Starting Switch - Fiat 411 R Service Manual

ELECTRICAL SYSTEM
DESCREPTION
The tractors belonging to the 460 series are equipped with a 24 V system, including generating. starting
and lighting units. The diagram of Fig. 12? includes:
No. 1 Fiat generator {type R 115-Mt},-'24-1600 Var. 2), HG W, replaced by a generator type
DC115f24[7!3 C starting from engine No. 005045 up.
No. t Fiat control box Mod. A53-140,l2f$, replaced by a Mod. GP 1,-"24,!7 unit.
CAUTHIEN: The control box Mod. A,"3-140,-'24 may be used with both generator types, whilst the
GP1,"2-ti? unit must be used with generator Mod. DC1'l5__~'24[7/SC only. See details in the respective
chapters. _
— No. T fuse (16A) for the control box protection;
»- No. 2 batteries (12 V), of 54 Ah capacity at 28 hrs. discharge, connected in series;
- No l electric starter (3 Kw) equipped with a solenoid Mod. E115-3124;
-~ No. 1 five~position starting and lighting switch;
~» No. 1 three-position lever type switch tor starting and glow plugs;
-W No. =1 glow plugs (140 W};
for parking light'
— No. 1 dashboard lamp with 10 W bulb;
—- No. 1 battery charge warning light (10 W) bulb;
-~ No 1 fuse box with tour SA fuses for equipment protection;
-— N0. 1 tailight with 'll? W bulb; '
~.» No. 1 combination number plate and taiiight with 19 W bulb;
— No. 1 two~pole rear socket; .
—- No. 1.rear floodlight (optional);
— No 1 electric horn with push-button control and 8 A fuse (optional).
Lighting and starting switch.
Each position of the key on the switch corresponds to a_ circuit, and precisely:
—— position 0: 30 3011 - All circuits off;
3[l_./1 - Starting switch - battery charge warning light;
~ position 'l: 30-51
3011-58 - Starting switch - battery charge warning light - front
parking light ~ dashboard light - number plate and
taiiights - two-pole socket - t00 mm dia. floodlight
with built-in switch.
—— position 2: 30-51
81
't'rlI'.T.~T."L':-;l -F 11% '
— No. 2 three~light headlamps, each with a 50,145 W bulb for driving and passing lights and a ll) W bulb C