Oak, 3-Pole 4-Position Positive Non-Shorting Lever Switch
Pos 1 - (1-2) (4-8) (9-13)
Pos 2 - (2-3) (6-8) (9-11)
Pos 3 - (2-3) (5-8) (9-12)
Pos 4 - (2-3) (7-8)