7403 Key management, Borobil Series
Key interchanging box with 3 cylinders; 1 free key maintains 2 keys trapped.
| REF | MANOUEVRE | Nº OF CYLINDERS | A | CODE |
|---|---|---|---|---|
| 7403 | STANDARD | 3 | 118 | UT7403I000 |
| 7404 | STANDARD | 4 | 152 | UT7404I000 |
| 7405 | STANDARD | 5 | 186 | UT7405I000 |
| . . . . 740X | . . . . STANDARD | . . . . X | . . . . (X-1)x34+50 | . . . . UT740XI000 |
STANDARD MANOEUVRE
 | INITIAL POSITION Key nº 1 free Key nº2 and nº3 trapped |  | POSITION AFTER MANOEUVRE Key nº 1 trapped Key nº2 and nº3 free |
