Ford Sierra

1982-1993 of release

Repair and operation of the car



Ford Siyerra
+ 1.2. Identification of the car
+ 2. Maintenance
- 3. General data
   - 3.1. Cars with petrol engines
      3.1.1. Masses and transfer numbers
      3.1.2. Operational liquids
      + 3.1.3. Changes in a car design from 1984 to 1986.
      - 3.1.4. Changes in a car design from 1987 to 1989.
         3.1.4.1. OHC engine
         + 3.1.4.2. Dm3 CVH 1,8 engine
         + 3.1.4.3. DOHC engine
         + 3.1.4.4. Service and repair
         + 3.1.4.5. Coupling
         3.1.4.6. Mechanical five-speed transmission of N type
         + 3.1.4.7. Mechanical MT 75 five-speed transmission
         3.1.4.8. Automatic transmission
         3.1.4.9. Forward suspension bracket
         + 3.1.4.10. Brake system
         - 3.1.4.11. Electric equipment
            3.1.4.11.1. Generator and starter
            3.1.4.11.2. Scheme of the anti-blocking Teves system
         3.1.4.12. General data
      + 3.1.5. Changes in a car design from 1990 to February, 1993.
   + 3.2. Cars with diesel engines
+ 4. Engines
+ 5. Coupling
+ 6. Transmissions
+ 7. Driveshaft and back bridge
+ 8. Steering
+ 9. Suspension brackets
+ 10. Brake system
+ 11. Body
+ 12. Electric equipment





3.1.4.11. Electric equipment

3.1.4.11.1. Generator and starter

GENERAL INFORMATION

Generator

The generator with the built-in electronic regulator is used.
Brand and type: Bosch N1-31/70 A, Bosch K1-23/55 A, Lucas A1-33/55 A or Bosch N1-34/90 A.

Characteristic of generators

Brand
Bosch
Bosch
Lucas
Bosch

Type
N1-31/70 A
K1-23/55 A
A1-33/55 A
N1-34/90 A
The maximum current (A) at a voltage of 13,5 V
70
55
55
90
Winding resistance (at 20 °C):
  – rotor (Ohms);

  – stator (Ohms).
2,9 – 3,19

0,1 – 0,11
3,4 – 4,74

0,07 – 0,077
3,0 – 3,4

0,20 – 0,25
3,40 – 3,74

0,10 – 0,11
Minimum length of brushes (mm)
5
Adjustable tension (In)
13,7 – 14,6

Maple DOHC engine belt

Brand and type: Motorcraft GPK 1820 LEL 2780

The tension (measured on a cold belt by special adaptation):

 – new belt: 400–500 Nanometers;
 – the belt which was in the use (at least after 10 min. work): 300–400 Nanometers.

Deflection: 10 mm under pressing of a thumb in the middle of the longest site of a belt.

Starter

Brand and type: Bosch EF of 0,95 kW, Bosch DM of 1,0 KW or Bosch DW of 1,4 kW.

Characteristic of starters

Type
EF of 0,95 kW
DM 1,0 KW
DW of 1,4 kW
Current (And):
  – maximum at 11 V;
  – at 6,5 B (the rotor is recorded)
65
350
65
490
75
710
Torque at the recorded rotor (Nanometer)
10
15
15
Minimum length of brushes (mm)
8
13
8
Minimum diameter of a collector (mm)
33,5
32,8

Other information concerning a technical characteristic, adjustment and repair of electric equipment is provided in razdele12 and in subsection 3.1.3.21.