=5=
Head assembly
1. Unscrew the nuts o the bolts. Remove one of cheeks (6) making sure the
washers do not come apart.
2. Insert the main axle (7) with the main gear (8) into central bearing, having
placed M8 washers in between.
6
7
8
3. Ret the cheek carefully. Make sure all axles sit in their corresponding slots.
Make sure all gears engage, otherwise they will break when being mounted.
Rotate the central axle to check the gears engagement.
4. Mount spacer sleeves between the cheeks. Insert remaining pins and bolts. Fix
those with M5 nuts.
5. Check if the assembly runs freely by rotating the central axle. e nuts can be
loosened a bit if necessary.