SWITCH ASSEMBLY
Be sure there is continuity between the terminals S and M, and between terminal S and ground. (Scheme 10) Use circuit tester (set in "ohm"). Also check to be sure there is no continuity between terminal M and B.
Scheme 10
Disassembly
For starter diassembly (Scheme 11)and (Scheme 12).
Scheme 11
Scheme 12
Assembly
For starter assembly (Scheme 13)and (Scheme 14).