hillvert HT-WB-900 Bedienungsanleitung Seite 37

3.2.2. Mounting the tiller (optional equipment)
Insert the depth regulator rod through the hole in the bracket - from top to bottom - with the curve towards
the back of the device, and fasten with an M8x30 bolt and nut through the holes in the bracket, passing
through the desired hole in the depth regulator rod:
Align the holes in the cover and the side extensions. Connect them with M8x16 bolts and nuts: