Sets the position of the Autoguider filter wheel.
2=to: 2!:}Format: AUTOFILT
2=to: 2!:}Example: AUTOFILT CLEAR
2=to: 2!:}Comments: Possible values are: B; V; I; CLEAR; EMPTY and OPAQUE. Note that AUTOFOCUS will need to be adjusted when moving from B, V, or I to EMPTY, but not when moving from B, V, or I to CLEAR.