VW Golf manuals

Volkswagen Golf Service & Repair Manual: Cross section of a radial belted tyre

Cross section of a radial belted tyre

1 -  Tread block
2 -  Tread groove
3 -  Tread
4 -  Nylon ply
5 -  Belt layers
Usually made of steel
6 -  Bead core
Consists of steel wires vulcanised into rubber.
Ensures secure seating of the tyre on the rim.
7 -  Bead filler
8 -  Rim flange protection
Protects the rim and tyre from abrasion from, for example, contact with the kerb
Tyres with Maximum Flange Shield (or rim protector bar) are marked with the abbreviation MFS.

 
The nylon ply -4-, belt layers -5-, bead cores -6- and bead filler -7- form the carcass. The carcass is the “load-bearing structure” of the tyre.
Structure of a radial belted tyre
...

Run-flat tyres, structure and identification of a SST tyre
Removing and fitting run-flat tyres → Chapter. If run-flat tyres are used, a Tyre Pressure Monitor display must be fitted. ...

Other materials:

Windscreen and rear window washer system
  Pull the two coupling sections apart (no securing device) to loosen the connection. –  To secure the connection, push the two coupling sections together, until you hear and feel them engage.   ...

Expansion valve
The expansion valve atomises incoming refrigerant and regulates the flow so that, depending on the heat transport, the vapour does not become a gas until it reaches the outlet of the evaporator.   ...

Undercoated areas
  Note Undercoating (stone-chipping protection) applied during repair work must be identical in appearance and thickness to the original undercoating. Water drainage holes must remain clear. All threaded studs and welded nuts with metric ...

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