–
| Pull door handle off door. |
–
| Push a small screwdriver -3- slightly -arrow a- into opening on underside of lock cylinder cover cap. |
–
| Pull lock cylinder housing cover cap -1-, together with small screwdriver, off door lightly from underside -arrow b-. |
–
| Push cover cap upwards off lock cylinder. |
Carry out following work: |
|
|
|