S-class W202 Mercedes

1993-2000 of release

Repair and car operation



W202 Mercedes
+ 1.2. General information
+ 2. Maintenance
+ 3. Engines
+ 4. Greasing system
+ 5. Cooling system
+ 6. Heating, ventilation
+ 7. Ignition system
+ 8. Fuel system
+ 9. Transmission
+ 10. Running gear
+ 11. Steering
+ 12. Brake system
+ 13. Body
- 14. Electric equipment
   14.1.2. Measuring devices
   14.1.3. Equipment of measurements
   14.1.4. Electric equipment checks
   14.1.5. Sound signal
   14.1.6. Replacements of safety locks
   + 14.1.7. Storage battery
   + 14.1.8. Generator
   + 14.1.9. Starter
   14.1.10. Traction relay
   + 14.1.11. Lighting system
   14.1.12. Devices
   14.1.13. Dashboard
   14.1.14. Filament lamps on the dashboard
   14.1.15. Light switch
   14.1.16. Radio receiver
   + 14.1.17. Aerial
   14.1.18. Loudspeakers
   + 14.1.19. Rubber brushes of screen wipers
   14.1.20. Jets of a stekloomyvatel
   14.1.21. Washing nozzles of headlights
   14.1.22. Screen wiper and its engine
   14.1.23. Protect the car
   14.1.24. Anticreeping "immunodeficiency"
   14.1.25. Why headlights grow dull
   14.1.26. "Galogenki"
+ 14.2. Electroschemes








b47c026d b47c026d


14.1.6. Replacements of safety locks

GENERAL INFORMATION

To avoid the damages connected with short circuits and overloads in lines and consumers of electric system, separate electric chains are protected by fuses. Safety locks with knife contacts so usual (traditional) safety locks can be not applied any more are applied.

Safety locks mainly take place in one block of safety locks and the relay which is at the left behind in a motor compartment.

The second block of safety locks is in a luggage carrier in front of the storage battery. Before safety lock replacement each time at first disconnect the corresponding consumer.

PERFORMANCE ORDER
1. Uncover the block of safety locks.
2. Fused safety lock determine by the metal strips melted on walls. Safety locks of two updatings are built in: "and" – from 7, 5 to 30 And, "in" – 30 and 40 And.
3. Take a faulty safety lock. For extraction of safety locks use the plastic tweezers being in a set of the tool, enclosed to the car.
4. Insert the new safety lock calculated on the same current. The rated current is beaten out on the boss of a safety lock. Besides, the boss at safety locks "and" has distinctive coloring by which it is also possible to determine rated current (See the table).
5. Again cover with a protective cover the block of safety locks.
6. If again inserted safety lock later short time again fuses, it is necessary to check the corresponding electric chain.
7. At all do not replace a safety lock with a wire or a similar auxiliary material because it can cause serious damages to electric system.
8. We recommend to have constantly in the car some spare safety locks. For their preservation in the main unit of safety locks there are some holders.
9. Instruction: location of safety locks depends on equipment and year of release of the car, actual position of safety locks is given on a cover of the block of safety locks and in the operation manual.


NOMINAL CURRENT IN AMPERES
DISTINCTIVE COLOURING OF THE STANDARD SAFETY LOCK
10
the red
15
the blue
20
the yellow
30
the green

Relay positions

Relays are established in the block of safety locks and the relay in a motor compartment.

Alphabetic index relay / actuation device


And
KZ/1
Partial (partsialny) preliminary heating of the inlet gas pipeline (PSV)
In
К20
Preliminary supercharger
C/D
К9
Additional fan
Е
К2
Devices for cleaning of a rasseivatel of headlights (a faroochistitel or a faroomyvatel)
F
К39
Headlights
G
N
К17
Forcings of air (pressurization)
To
N10
The combined relay (blinking), light-signal device, heating
Back glass
Cleaner engine etc.
N10/2
The combined relay (the blinking light-signal device with the towing device, heated-up back glass, the screen wiper engine)
L
N7
Device of control of lamps