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Insert inner cone assembly into outer cone, aligning tangs with receptor slots.
Rotate inner cone 10 degrees for support by receptor slots; spring clips secure tangs.
Adjust 'L' shaped retainer brackets upwards for diffusers 14"-36".
Lock 'L' slide retainers with screws to prevent release of inner cone tangs.
Adjust Type 1 inner cone by repositioning and reinserting screws for fixed positions.
Adjust Type 2 inner cone by sliding cones up/down and tightening screws.
Adjust Type 3 inner cone by rotating the center cone clockwise or counter-clockwise.