Agitator moves in both direction.

Open lid,remove softener cover on agitator[grip and pull-up gently] [inside] grip and pull-up on softener dispenser cap with seal,you see the bolt,fit a 7/16 or a 11mm socket on your extension and remove the bolt,reach in and lift unit out gently,place on workbench/area or floor and gently but firmly remove top portion then with thump and index finger push out on the two small tabs[or one at a time]to reliese the agitator.[broken dogs inside,remove and clean]a small rubber "O"-ring is below,replace with a little silicone grease to keep in place and on the contact surface and metal spline for the agitator.place all four dogs in the kit[hold up-side down{dogs will not fall out}sliding top portion over and lock in the two tabs.you are now ready to reassemble.