Technical characteristics of onboard electrical equipment

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Battery



A 12 V battery with a capacity of 50 or 60 Ah is used. The negative pole of the battery is connected to the vehicle ground. Output current in starter mode at -18°C: 270 or 360 A.

Generator



A three-phase generator with a built-in electronic regulator is used. The rotor has an excitation winding with two contact rings. The magnetic field in the generator is created by the current in the excitation winding, which flows through graphite brushes and slip rings. The position of the magnetic field relative to the stator winding constantly changes as the rotor rotates, resulting in an alternating voltage in the stator winding. Diodes convert alternating current to direct current, and the voltage regulator keeps the voltage constant, regardless of the generator speed.

Brand
Bosch, Lucas or Motorola
Rated voltage
14 V
Maximum current
55, 70 or 90 A

Bosch generators



Type
N1-31/70 A
K1-23/55 A
N1-34/90 A
Maximum current (A) at 13.5 V
70
55
90
winding resistance (at 20°C):
– rotor (Ohm)
2,9 – 3,19
3,4 – 4,74
3,40 – 3,74
- stator (Ohm)
0,1 – 0,11
0,07 – 0,077
0,10 – 0,11
Minimum brush length (mm)
5
Adjustable voltage (IN)
13,7 – 14,6

Lucas Generator



Type
A1-33/55 A
Maximum current (A) at 13.5 V
55
winding resistance (at 20°C):
– rotor (Ohm)
3,0 – 3,4
- stator (Ohm)
0,20 – 0,25
Minimum brush length (mm)
5
Adjustable voltage (IN)
13,7 – 14,6

Motorola Generator



Type
SD 55
Current strength (A) at 6000 rpm
55
Maximum sustained RPM (rpm)
15 000
Stator winding resistance (Ohm)
0,24 ± 0,012
Rotor winding resistance (Ohm)
4 ± 0,2
Minimum brush length (mm)
4
Adjustable voltage (IN)
13,7 – 14,6



V-belt



Brand
Motorcraft 1820 LEL 2780
Tension (tested on a cold belt with a special device):
- new belt
• single
400 - 500 N
• double
440 - 620 N
- used belt (after at least 10 minutes of work):
• single
300 - 400 N
• double
300 - 400 N
Deflection
10 mm when pressed with the thumb in the middle of the larger section of the belt

Starter



Brand: Bosch, Lucas, Cajavec or Nippondenso.

The starter is a powerful electric motor capable of spinning the crankshaft of a car engine up to 300 rpm, which is enough to start it. The starter consists of a housing with windings (stator), anchors with a freewheel, a collector with brush holders and a traction relay. When voltage is applied to the starter, current flows from the battery through the traction relay winding and the relay armature is drawn in, closing the relay contacts and applying voltage to the starter motor. At the same time, the relay armature moves the overrunning clutch with the drive gear through the lever. The overrunning clutch hub, turning on the screw splines of the starter armature shaft, also turns the gear, which facilitates its engagement with the flywheel crown.

Bosch starters



Type
EF (R) 12V 0.85 kW
EF 0.95 kW
GF (R) 12V 1,1 PS
DW 1.4 kW
catalog no
0 001 211 228
0 001 208 706
0 001 311 149
0 001 108 037
Idle check
55 A at 11.5 V and 6000 rpm
50 A at 11.0 V
70 A at 11.5 V and 7500 rpm
75 at 11.5 V and 2900 rpm
Short circuit test
7 V at 450 A
7 V at 510 A
7.4 V at 480 - 560 A
4.5 V at 710
Moment (Nm)
12,5 – 15,0
10
15,0 – 16,0
15
Minimum turn-on voltage (IN)
7,5
8,0
Collector diameter (mm):
- nominal
36,0
32,8
36,0
32,8
– minimal
33,5
33,5
Brush pressure (H)
11,5 – 13,5
18 – 21
18 – 21
18 – 21
Minimum brush length (mm)
13
8
13
8 (4,5)
Axial rotor clearance (mm)
0,1 – 0,3
0,1 – 0,3
0,1 – 0,3
0,1 – 0,3



Control dimension of the electromagnetic switch (adjustable):
– Bosch EF starter (R) 12V 0.85 kW
16.0±0.15mm
– Bosch GF starter (R) 12V 1,1 PS
28.5±0.2mm

EF and GF starter with 4-pole series-excited DC motor. Turns on with an electromagnetic switch. The direction of rotation of the rotor is right-handed when viewed from the side of the drive gear. The drive gear has 10 teeth.

The DW starter has a built-in planetary gear, permanent magnet excitation and is activated by an electromagnetic switch.

Lucas starter



Type
5 M 90 or 8 M 90
Minimum collector width
2.05mm
Minimum brush length
8.0 mm
Brush pressure
8 N
Axial rotor clearance
0.25 mm

Cajavec and Nippondenso starters



Brand
Cajavec
Nippondenso
Power (kW)
0,88
0,8
Minimum collector diameter (mm)
32,8
28,0
Minimum brush length (mm)
10,0
10,0
Brush pressure (H)
16
12
Axial rotor clearance (mm)
0,3
0,6

Windshield wiper



A two-speed windshield wiper with the possibility of intermittent operation and a thermal bimetallic fuse is used. Intermittent wiper operation is controlled by an electronic relay installed in the relay box.

Brand: SWF or Bosch.

Rear window wiper



Brand: Bosch.

Automatically turns on when reverse gear is engaged and the windshield wiper is operating.

Windshield washers



All vehicle models are equipped with an electric windshield washer pump. Most models also have a rear window washer pump with a separate rear-mounted reservoir. When headlight washers are installed, they are equipped with a separate pump that has a larger reservoir than the windshield washer pump.


Tanks should only be filled with water with special detergent additives. In conditions of negative temperatures, use additives with antifreeze properties or add a small amount of methyl alcohol to the water. Do not add coolant from the engine cooling system - this destroys the material of the brushes and body paint.

The windshield and rear washer nozzles are adjusted with a pin inserted into the nozzle. Headlight washer nozzle adjustment requires a special tool (Ford №32 004).

The headlight washer supply hose has a one-way valve. If the valve is defective, the washing liquid will flow out of the tank through the nozzles.

Heated windscreen and rear window



Ghia vehicles have a windshield defroster, which consists of two thin heating elements (delays), placed between two layers of windshield. The windshield heating is switched on only when the engine is running for a period of not more than 4 minutes (turns off automatically). The current consumed by the heater is 30 amperes.

The heated rear window is only activated when the engine is running. The current consumed by the heater is 20 amperes. The relay for turning on the heater is powered from the terminal "61" generator and simultaneously with the heater turns on the heating of the rear-view mirrors.

To clean the inside of the glass, use a soft cloth or chamois leather along the filaments of the heater.

Minor tears in the heater can be repaired with special conductive paint. Follow the manufacturer's instructions when using it.


Lighting



Headlights



Brand: Bosch or Hella.

Light bulbs



Usage
Mount, plinth
Power (Tue)
High and low beam headlights H4
H4
55/ 60
High beam headlights H3 (Ghia)
H3
55
Front fog lights H3 (Ghia)
H3
55
marker light
Glass
5
Front and rear direction indicators, rear fog lamp and reversing lamp
Bayonet
21
Rear marker lights and brakes
Bayonet
5/ 21
Side turn signal
Glass
5
License plate lighting
Glass
5
Engine compartment lighting
Bayonet
10
trunk lighting
Bayonet
5
Illumination of the open door and curb
Bayonet
5
Footwell lighting
Glass
5
Interior lighting
soffitny
10
reading lamp
Glass
5
Mirror lighting
soffitny
3
Glove box lighting
Glass
3
Ashtray and cigarette lighter lighting
Glass
1,2
Indicator lamps and instrument panel lighting
Glass
1,2/ 2,5
Gearbox lighting
Bayonet
1,2







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