Mercedes S-Class
+ Mercedes-Benz cars of the class S (W-140)
+ Operation manual
+ Routine maintenance
+ Engine
+ Cooling systems, heating
+ Power supply system and release
+ Engine electric equipment
+ Gear shifting box
+ Automatic transmission
+ Coupling
- Brake system
Specifications
Arrangement of components of the ASR/ETS traction control system
Arrangement of components of the amplifier of emergency brake application (BAS)
Arrangement of components of the ESP system
Dismantling and assembly of the "Tandem" main brake cylinder (MBC) (model 140.028/032/033/135)
Removal, installation and check of serviceability of functioning of the servo-driver of the vacuum amplifier of brakes
Removal and installation of a brake support
Check of thickness of a brake disk and overlays of brake shoes
Removal and installation of blocks of the parking brake
Removal and installation of a forward cable of the drive of the parking brake
Adjustment of the parking brake
Wheel ABS sensors - installation details
+ Suspension bracket and steering
+ Body
+ Onboard electric equipment
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Specifications
|
|
Separate characteristics are provided also in the text of the Head and in case of obligation of their performance are highlighted in bold type. |
General parameters
| Design | Hydraulic, double-circuit with the vacuum amplifier. Electronic antistrange system (stability stabilization - ESP), the amplifier of emergency brake application (BAS) and system of anti-blocking of brakes (ABS) |
| Brake mechanisms | Disk |
| Brake disks | From composite material aluminum + steel, ventilated on forward wheels, integral with perforation on back wheels |
| The parking brake foot, with the pedal drive | |
Brake mechanisms of forward wheels
|
Thickness of frictional overlays of blocks of back brake mechanisms, mm | |
|
Model 140.032/033 on 12.91, 140.134 on 12.91 and 140.135 | |
| New blocks |
18.5
|
| Admissible wear | |
| Without a substrate |
2
|
| Taking into account a substrate (for THAT) |
13
|
| Operation of the indicator of wear |
2.5
|
|
Model 140.134 till 12.91 | |
| New blocks |
28
|
| Admissible wear taking into account a substrate |
25.4
|
| Admissible wear for THAT |
26
|
|
Model 140.28/042/043/050/051/056/057 / 063/070/076/135, 140.032/033 with 01.92 and 140.134 from 01.92 | |
| New blocks |
19.3
|
| Admissible wear | |
| Without a substrate |
2
|
| Taking into account a substrate (for THAT) |
13
|
| Operation of the indicator of wear |
2.5
|
|
Models 140.028/032/033/134/135 and 140.042/043 / 050/051/056/057/063/070/076 | |
| New blocks |
15.5
|
| Admissible wear | |
| Without a substrate |
2
|
| Taking into account a substrate (for THAT) |
11
|
| Operation of the indicator of wear |
2.5
|
|
Dimensional characteristics of forward brake disks, mm | |
| Minimum admissible thickness |
25.4 (with 91 g 27.4)
|
|
Models 140.134, 140.028/042/043/050/051/056 / 076/135 and 140.032/033 from 01.92 | |
| Thickness of a new disk |
30
|
| Admissible wear of a disk |
27.4
|
| Admissible wear for THAT |
28
|
|
Model 140.032/033 from 01.92 | |
| Thickness of a new disk |
28
|
| Admissible wear of a disk |
25.4
|
| Admissible wear for THAT |
26
|
|
Dimensional characteristics of components of the brake mechanism | |
| Diameter of the new case of a support, mm | |
| Support of a 2-piston design (model 140.03/1 on 12.91 (ATE 57) |
56.99-57.04
|
| Support of a 4-piston design | |
| Model 140.02/04/05/06/07 (Girling/Lucas with a diameter of 40/44) |
39.98 - 40.03
|
| Model 140.03/1 from 01.92 (Girling/Lucas with a diameter of 40/44) |
39.98 - 40.03
|
| Width, mm | |
| Support of a 2-piston design (model 140.03/1 on 12.91 (ATE 57) |
90 + 0.2
|
| Support of a 4-piston design | |
| Model 140.02/04/05/06/07 (Girling/Lucas with a diameter of 40/44) |
43.98 - 44.03
|
| Model 140.03/1 from 01.92 (Girling/Lucas with a diameter of 40/44) |
43.98 - 44.03
|
| Diameter of a brake disk, mm | |
| Support of a 2-piston design (model 140.03/1 on 12.91 (ATE 57) |
310
|
| Support of a 4-piston design | |
| Model 140.02/04/05/06/07 (Girling/Lucas with a diameter of 40/44) |
100 + 0.2
|
| Model 140.03/1 from 01.92 (Girling/Lucas with a diameter of 40/44) |
100 + 0.2
|
| Thickness of a brake disk, mm | |
| Support of a 2-piston design (model 140.03/1 on 12.91 (ATE 57) |
28
|
Brake mechanisms of back wheels
| Minimum admissible diameter of brake drums, mm |
160.2
|
Dimensional characteristics of back brake disks, mm
|
Minimum admissible thickness | |
| On 90 g of the issue. |
8.3
|
| With 91 g of the issue. | |
| Integral |
9.8
|
| Ventilated |
19.4
|
|
Model 140.028/032/033, 140.134/135 | |
| Thickness of a new disk |
12
|
| Admissible wear of a disk |
9.8
|
| Admissible wear for THAT |
10.5
|
|
Model 140.042/043/050/051/056, 140.057 / 063/070/076 | |
| Thickness of a new disk |
22
|
| Admissible wear of a disk |
19.4
|
| Admissible wear for THAT |
20
|
Main brake cylinder
| Diameter of the pushing GTTs piston, mm |
25.4
|
| Diameter of the GTTs floating piston, mm |
19:05
|
| Moving of the pushing piston to GTTs, mm |
17
|
| Moving of the floating piston to GTTs, mm |
15
|
Hydraulic actuator
|
Dependence of pressure in a hydraulic actuator from effort of pressing a pedal of a foot brake (with a pressure in the inlet pipeline of 0.75-0.8 bars), bar | |
| 100 N | |
| Model 140.02/03/1 (ATE T52 4A 225 210 or Lucas LSC 115) |
35-45
|
| Model 140.04/05/06/07 (ATE T52/4A 255 225) |
35-47
|
| 150 N | |
| Model 140.02/03/1 (ATE T52 4A 225 210 or Lucas LSC 115) |
53-63
|
| Model 140.04/05/06/07 (ATE T52/4A 255 225) 57-69 |
|
| 200 N | |
| Model 140.02/03/1 (ATE T52 4A 225 210 or Lucas LSC 115) |
71 - 81
|
| Model 140.04/05/06/07 (ATE T52/4A 255 225) |
78 - 92
|
| 250 N | |
| Model 140.02/03/1 (ATE T52 4A 225 210 or Lucas LSC 115) |
87-98
|
| Model 140.04/05/06/07 (ATE T52/4A 255 225) |
95-105
|
Vacuum amplifier of brakes
|
Diameter of the vacuum amplifier, mm | |
| Model 140.02/03/1 (ATE T52/4A 225 210 or Lucas LSC 115) |
203/228.6
|
| Model 140.04/05/06/07 (ATE T52/4A 255 225) |
228.6/254
|
|
Strengthening coefficient | |
| Model 140.02/03/1 (ATE T52/4A 225 210 or Lucas LSC 115) |
5.6
|
| Model 140.04/05/06/07 (ATE T52/4A 255 225) |
6.85
|
Efforts of tightening of threaded connections, Nanometer
The moments of an inhaling of fixture are given also in the text of the Head and on some illyustratsiyakh*.* The moments of an inhaling highlighted in the text in bold type are subject to exact observance; the efforts which are not highlighted in bold type are given only approximately.
| Back nave |
320
|
| Forward support to the holder |
35
|
| Back support to the holder (TDI) |
115
|
|
The holder of a support to a fist | |
| Forward wheels |
115
|
| Back wheels | |
| To 07.93 g |
115
|
| After 08.93 g |
50
|
| Vacuum tube to the vacuum amplifier |
30
|
| Nut of fastening of the vacuum amplifier to an arm |
20
|
| Brake hose to a brake tube |
14
|
| Brake hose to a brake support |
18
|
| Bolt of fastening of the sensor of frequency rotations of a forward wheel |
22
|
| Bolt of fastening of the sensor of frequency rotations of a back wheel |
8
|
|
Nuts of tips of steering drafts | |
| S280, S320, S300 TDI |
50
|
| S420, S500, S600 |
55
|
|
Wheel bolts | |
| S280, S320, S420, S500, S600 |
150
|
| S300 TDI |
110
|