Mercedes-Benz G-class (W463) since 1999 of release
1. Introduction
2. Governing bodies and operation receptions
3. Current leaving and service
4. Engine
5. Systems of cooling, heating, ventilation and air conditioning
6. A power supply system and production of the fulfilled gases
7. Systems of electric equipment of the engine
8. Automatic transmission
9. Transmission line
10. Brake and auxiliary systems
10.1. Specifications
10.2. Check of brake system on leaks
10.3. Check of serviceability of functioning of the vacuum amplifier of brakes
10.4. Removal and installation of the tank of brake liquid and main brake cylinder (GTTs)
10.5. Removal and installation of the vacuum amplifier of brakes and sensor of a course of a diaphragm of BAS
10.6. Removal and installation of the vacuum pump (diesel engines)
10.7. Removal and installation of modules of management of ABS/EBV/ESP
10.8. Removal and ABS/4-ETS hydromodulator installation
10.9. Removal and installation of wheel ABS sensors
10.10. Removal and installation of rotors of wheel ABS sensors
10.11. Removal and installation of a pedal of a foot brake
10.12. Removal and installation of the lever of raising of the parking brake with a bearing bracket
10.13. Replacement of brake hoses
10.14. Check of a condition and replacement of brake shoes
10.15. Replacement of boots of the parking brake
10.16. Removal and installation of supports of brake mechanisms
10.17. Repair of a support of the fixed type
10.18. Check, removal and installation of brake disks
10.19. Removal and installation of components of a hummock drive of the parking brake
10.20. Adjustment of a drive of the parking brake
10.21. Pumping of brake system
11. Suspension bracket and steering
12. Body
13. Onboard electric equipment
14. Schemes of electric connections


 







10-1-specifikacii.html

10.1. Specifications

Separate characteristics are provided also in the text of Head and in case of obligation of their performance are allocated with a bold print.

General data

Drive type Hydraulic, double-circuit (with diagonal division) with the vacuum amplifier. Electronic protivozanosny system (ESP), amplifier of emergency braking (BAS) and system of anti-blocking of brakes (ABS)
Brake mechanisms
  • Forward wheels
Disk, ventilated, with the fixed support
  • Back wheels
Disk, with a floating support
Parking brake With a manual hummock drive on bashmachny assemblies of brake mechanisms of back wheels

Brake mechanisms

Minimum admissible thickness of frictional overlays of brake shoes, mm 2.0
Minimum admissible thickness of frictional overlays of boots of the parking brake, mm 3.5
Diameter of a brake disk of a forward wheel, mm
  • Models 463.246/249/323/333
315
  • Models 463.250 (G320)
303
Thickness of a brake disk, mm

Brake mechanisms of forward wheels

New disk

      • Models 463.246/249/323/333
30
      • Models 463.250 (G320)
16

Wear limit

      • Models 463.246/249/323/333
27.4
      • Models 463.250 (G320)
13

Wear limit when passing THAT

      • Models 463.246/249/323/333
27.6
      • Models 463.250 (G320)
13.6

Brake mechanisms of back wheels

    • New disk
16
    • Wear limit
14
Limiting admissible size of palpation of a brake disk, mm

Brake mechanisms of forward wheels

    • Models 463.246/249/323/333
0.15
    • Models 463.250 (G320)
0.1

Brake mechanisms of back wheels

0.1

Main brake cylinder

Diameter of GTTs, mm
  • Pusher contour
26.99
  • Contour of the floating piston
25.40
Piston stroke, mm
  • Pusher contour
19
  • Contour of the floating piston
13.5

Vacuum amplifier of brakes
Diameter of the vacuum amplifier, mm 203/228.6
Factor of strengthening 5.6
Pressure in brake lines (at depth of depression in the inlet pipeline 0.6 ÷ 0.8 of atm), atm
At effort of squeezing of a pedal of a foot brake:
  • 50 N
10 ÷ 21
  • 100 N
32 ÷ 45
  • 150 N
54 ÷ 63
  • 200 N
76 ÷ 90
  • 250 N
98 ÷ 120

ABS

Gap between wheel sensors and their rotors (measuring rings), mm 0.7 ÷ 0.05

Efforts of a tightening of carving connections, Hм
Wheel bolts
  • Steel disks
180
  • Light-alloy wheels
130
Gates of pumping of supports of brake mechanisms 15
Fastening of a brake tube to GTTs 15
Nuts of fastening of GTTs to the case of the brake amplifier 25
Nuts of fastening of a basic arm of a brake pedal to the brake amplifier 16
Bolts of fastening of the vacuum pump to a head of cylinders (diesel models) 14
Fastening of brake lines to the ABS/ESP hydromodulator 15
Самоконтрящиеся bolts of fastening of wheel sensors to rotary fists 22
Nuts of fastening of a basic arm of the lever of the parking brake to the tunnel of the transmission line 8
Fastening of brake tubes to hydraulic lines 15
Fastening of brake lines to supports 15
Directing fingers of supports of floating type 30
Самоконтрящиеся bolts of fastening of sensors of wear of brake shoes to supports 30
Bolts of fastening of supports of the fixed type to sharnirny casings of the forward bridge
  • M14x1.5-10.9
220
  • М16x1
280
Lock bolt of fastening of a brake disk to a wheel nave 25
Bolt of fastening of a cable of a drive of the parking brake to a plate of the holder 20


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10.2. Check of brake system on leaks