[Regulus]

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Removing and installing lumbar support and head restraint mount.
Slacken off lumbar support.

1. Head restraint mount
2. Height adjustment drive shaft *for lumbar support
3. Drive shaft retaining ring *attached with anti-squeak pad - item 4 - to backrest frame using cable tie
4. Anti-squeak pad
5. Linkage
6. Input shaft *detach circlip - item 10 - and detach drive shaft
7. Lumbar support
* Removing - unfasten all cable ties for anti-squeak pad - item 4
- remove circlip - item 10
- detach linkage - item 5
- detach lumbar support from retainers - item 8 and item 9
- detach drive shaft - item 2 - from lumbar support
8. Retainer
9. Retainer
10. Circlip
11. Bolt
12. Cover


Removing and installing electrical components with backrest
1. Driver's seat backrest adjustment sender -F86
2. Driver's seat backrest adjustment motor -V45
Passenger's seat backrest adjustment motor -V46
3. Flexible drive shaft * for head restraint adjustment
4. Head restraint adjustment sender -G129
5. Head restraint adjustment motor left -V103
right - V104
6. Driver's head restraint downward adjustment limit switch -E196
Passengers's -E197
7. Driver's head restraint upward adjustment limit switch -E194
Passenger's -E195
8. Cover for head restraint adjustment mechanism
9. Valve block for driver's lumbar support adjustment mechanism -N209
Passenger's -N210
10. Pressure switch for driver's lumbar support adjustment mechanism -F224
passenger's -F225
*inserted in protective case - item 11
11. Protective case *for pressure switch and pump for lumbar support adjustment mechanism
*attached with double-sided adhesive tape to backrest frame
*sealed with cable tie
12. Pump for driver's lumbar support adjustment mechanism -V152
passenger's -V153
*inserted in protective case - item 11
13. Air cushion for lumbar support adjustment mechanism *attached on underside with double-sided adhesive tape


text 3.7 - Removing and installing pump, pressure switch and valve block for lumbar support adjustment

* Unscrew valve block for lumbar support adjustment -3- from backrest frame
* Carefully unfasten air cushions -1- and -2- from polystyrene panel (double-adhesive tape)
* Detach connectors to pump for lumbar support adjustment -5- to pressure switch for lumbar support adjustment -4- and to valve block -3- for lumbar support adjustment.
*Disconnect appropriate hoses.