Windster RA-77 - Manual (Page 12)

11 OPERATION & FEATURES
4.
CHARCOAL FILTERS
a. Insert the charcoal filters on each side of the motor on top of the white
protective grill as shown below. (Fig. 3a)
Fig. 3a
b. Rotate the charcoal filters in a counter-clockwise motion until you hear a
click. (Fig. 3b)
Fig. 3b
c. Installation is complete after the charcoal filters are secured in place.