volkswagen Workshop Repair Guides

Volkswagen Workshop Service and Repair Manuals

Dismantling and assembling power assisted steering box (TRW) > < Installing boot
Repairing TRW power-assisted steering
Repairing TRW power-assisted steering
This repair is restricted to renewing the seals and if necessary the steering rack. Steering boxes which have been damaged in an accident must always be renewed!
For problem-free and successful repairs the greatest possible care, cleanliness, expertise and the correct tools in good condition are necessary.
   
Necessary tools, power steering tool kit -3315-
  N48-0112
  Note
t  Thoroughly clean hose connections and their immediate vicinity before loosening.
t  Thoroughly clean work place (bench, vice) before commencing work and if necessary cover work surface e.g. with paper towels.
t  Place parts which have been removed on a clean surface. If the repair is not carried out immediately, cover parts.
t  Only use lint-free cloths.
t  Only unpack replacement parts immediately prior to fitting.
t  Only use genuine packed parts.
t  Corroded steering racks must not be reused.
1 - Track rod
2 - Boot
3 - Clamp
q   Renew
4 - Retaining ring
q   Renew
5 - Retaining clip
6 - Steering rack guide
q   Renew
7 - O-ring
q   Is fitted to the steering rack guide ( → Item) in repair kit.
8 - Pressure balancing pipe
q   Check for damage (dents, kinks).
9 - Steering rack
10 - Plug
q   Is only required if the steering rack has been renewed.
q   To fit drill hose in the adjusting screw → Anchor.
q   Is supplied in repair kit.
11 - Adjusting screw with lock nut, 60 Nm
12 - Spring
13 - Thrust piece
14 - Housing
q   Check cylinder contact surface for scoring, if necessary renew steering box complete.
15 - Union nut, 30 Nm
16 - O-ring
q   Renew
q   Not contained in repair kit → electronic parts catalogue “ETKA”.
17 - Sealing ring
q   Renew
18 - Valve body
q   Cannot be repaired.
q   Is not available as spare part, if damaged renew steering box.
19 - Support ring
q   Omitted as of 04.92.
q   If fitted must be refitted.
20 - Adhesive foil
q   Renew
21 - Roller bearing
22 - Sealing ring
q   Renew
23 - Retaining ring
24 - Ball bearing
25 - Self-locking hexagon nut, 30 Nm
q   Renew
26 - Screw plug, 40 Nm
q   Renew
27 - Pipe
q   Must not be detached
q   Not available as spare part.
q   Seal cannot be renewed.
28 - O-ring
q   Is already fitted to new steering racks supplied as spare parts.
29 - Sealing ring
q   Is already fitted to new steering racks supplied as spare parts.
30 - Sealing ring
q   Not available as spare part.
31 - Sealing ring
q   Renew

   

Dismantling and assembling power assisted steering box (TRW) > < Installing boot