| | Results of the tests |
| 1 | CHECKING KNOB | All OK | Problems met | Operation |
|---|
| Check
the lumbar adjustment device (knob) In particular, check condition
and that it is fixed correctly | Continue to Step 2 | Knob faulty | Repair or replace lumbar
adjustment knob Op. 7045A25 |
| 2 | 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 3 | Faulty lumbar adjustment
mechanism | Repair or replace the device Op. 7045A38 |
| 3 | CHECKING 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' |