Service Manual
6/7/8 1 speed
16 2 speed
24/30/40 2 speed
43 2 speed
16ST 1 speed
30ST 2 speed
40ST 2 speed
44St - 2 speed
48ST - 2 speed
50ST - 2 speed
54ST - 2 speed
58ST - 2 speed
62St - 2 speed
64ST - 2 speed
66ST - 2 speed
66ST - 3 speed