1.  Front housing

2.  Stop ring

3.  Stopper

4.  Overrun clutch assembly

5.  Internal gear assembly

6.  Planetary shaft assembly

7.  Planetary gear assembly

8.  Packing

9.  Shield

10. Lever plate

11. Lever packing

12. Lever

13. Magnet switch assembly

14. Armature assembly

15. Yoke assembly

16. Brush holder assembly

17. Through bolt