Figure 4-21. Magneto breaker points, exploded view.

the shield connectors. Disconnect the ends of the leads

speed governor to the gear cover; remove the magneto

(27), gaskets (28), and spacer (29).

from the distributor cap in the magneto end cap. Tag

Replacing and Adjusting Breaker Point

and disconnect spark plug cables from spark plugs if

Assembly.

cable replacement is necessary.

(4) Remove the lower cap screw (21), lock

(1) Remove the screws (2, fig. 4-21) that secure the

washers (22), and flat washer (23) that secure the

capacitor (3) to the lower front of the magneto; remove

bottom of the magneto and the ground lead (26) to the

the capacitor and preformed packing (4).

engine front end plate. Remove the bolt (17), flat

washer (18), gasket plate (19), and the top of the engine

1. Cable outlet knob

13.

Gasket

2. Screw

14.

Retaining ring

3. Capacitor

15.

Movable contact

4. Preformed packing

16.

Terminal screw

5. Screw

17.

Primary ground spring

6. Distributor block

18.

Screw

7. Brush and spring

19.

Washer

8. Distributor rotor

20.

Screw

9. Rotor spring clip

21.

Washer

10. Screw

22.

Cam wick

11. Screw

23.

Stationary contact

12. End cap

13.

Figure 4-21. Magneto breaker points, exploded view.

(2) Remove the screws (5) that secure the

off the distributor rotor (8) and remove the rotor spring

distributor block (6) to the magneto and remove cable

clip (9).

outlet knobs(1). Remove the distributor (3) Remove the

four screws (10 and 11); block and brush and spring (7).

Pull

4-36