| | Results of the tests |
| 1 | CHECK KNOB | All OK | Problems met | Operation |
|---|
| Check
the lumbar adjustment device (knob) In particular, check its condition
and that it is fixed correctly | Continue to Step 2 | Knob faulty | Repair or replace lumbar
adjustment knob Op. 7045A26 |
| 2 | CHECK LUMBAR ADJUSTMENT DEVICE | All OK | Problems met | Operation |
|---|
| Check
that there are no obstacles or foreign material in the lumbar adjustment
mechanism | Continue to Step 3 | Presence of obstacles
or dirt on the travel | Restore the correct operation of the mechanism Op. 7045A38 |
| 3 | CHECKING TRACTION MECHANISM | All OK | Problems met | Operation |
|---|
| Check
the condition of the traction mechanism cables: they must not be
damaged, nor must they emerge from their seating. | Continue to Step 4 | Faulty lumbar adjustment
mechanism | Repair or replace the device Op. 7045A38 |
| 4 | CHECK ON CORRECT OPERATION | All OK | Problems met | Operation |
|---|
| Check
that the fault is no longer present | | Fault persists | Search for the fault starting from another symptom' |