| 1. Collar 14. |
| 2. To weaken a nut 15 and a bolt of the 17th fastening of a coupling tape of the back exhaust silencer. |
| 3. To pull for the back exhaust silencer and to separate it with an intermediate exhaust pipe. |
| 4. Bolt and nut of a coupling tape. |
| 5. The back exhaust silencer with an exhaust pipe. |