Mercedes C-Class

W203 since 2000 of release

Repair and car operation



Mercedes-Benz
+ Mercedes-Benz Cars of a class C (W-203)
+ Operation manual
+ Routine maintenance
+ Engine
+ cooling and heating Systems
+ Power supply system and release
+ engine Electric equipment
+ Manual transmission
+ Automatic transmission
+ Coupling and power shafts
+ Brake system
- Suspension bracket and steering
   Specifications
   - Suspension bracket of forward wheels
      Removal and installation of an amortization rack
      Repair of a rack of a suspension bracket of forward wheels
      Gap adjustment in bearings of forward wheels
   + Suspension bracket of back wheels
   + Corners of installation of wheels of the car
   + Steering and safety cushions
+ Body
+ Onboard electric equipment







Repair of a rack of a suspension bracket of forward wheels

Amortization rack of a suspension bracket of a forward wheel

1 — Nut М14 x 1.5, 60Нм
2 — the Washer
3 — the Emphasis
4 — the Nut, 20Нм, being self-stopped, surely replace
5 — Rubber laying
6 — the Support of an amortization rack
7 — the Nut, 40Нм
8 — the Bolt, 110Нм, 2 pieces.
9 — the Nut, 200Нм
10 — the Buffer of a course of compression
11 — the Screw spring
12 — the Holder
13 — the Shock-absorber
14 — the Bolt

 Attention! For repair performance you will need a stripper of springs. Do not try to remove a spring without a stripper — you can get a serious trauma and damage the car. Before stripper installation attentively read the guide to its operation. If you are not going to remove a stripper from a spring after its removal from a rack, place it in a safe place.


 PERFORMANCE ORDER

1. If you found out that the rack is faulty (traces of leakages of working liquid on its surface, breakage or sag of a spring, loss of efficiency of clearing of fluctuations), it is necessary to disassemble and repair it. In itself racks are not subject to repair and at an exit from standing the shock-absorber them it is necessary to change, but to replace springs, and components referring to them, it is necessary in pairs (from both parties of the car).
2. Remove a rack (address to the Section Removal and installation of a forward support), place it on a workbench and clamp in a vice. Remove from its surface all dirt.

3. Compress a spring by means of a stripper, having completely removed pressure from a plate. Reliably fix a stripper on a spring (follow instructions of the producer of a stripper).

4. Holding a shock-absorber rod from a provorachivaniye with a key a shestigrannik, unscrew a nut of fastening of a rod.

5. Remove the top support with the basic bearing, then a plate of a spring, a spring, a cover and a chipper.
6. If you are going to establish a new spring, accurately remove a stripper from an old spring. If you are going to establish an old spring, to delete a stripper there is no need.
7. After you completely disassembled a rack, attentively examine all its components. The basic bearing should rotate freely. At detection of wear tracks and damages of them any a component it is necessary to replace.
8. Examine a surface of the rack. On it there should not be traces of working liquid. Examine a surface of a rod of the shock-absorber. On it there should not be traces of corrosion and damages. Put a rack vertically and check its working capacity, feats a shock-absorber rod at first from an emphasis against the stop, then short movements on 50-100 mm. In both cases moving of a rod should be uniform. At emergence of breakthroughs or jammings, and also at any other signs of malfunction it is necessary to replace a rack.

9. Installation is carried out in return sequence. Keep in mind the following:

a) Establish a spring on a rack, having tracked that it occupied the correct situation on the bottom cup.
b) Correctly establish the basic bearing.
c) Tighten a nut of fastening of the basic bearing, having made demanded effort.
d) Springs it is necessary to establish so that the labels put on them, were focused down.