6.7 Washing groups The washing group is suspended from the support cross-member by two helical springs. The oscillation of the washing group is absorbed by the two dampers attached to the base. Balancing of the washing group is provided by a front counterweight in cement and by a rear counterweight. Some models are not fitted with the rear counterweight. 6.7.1 Damper 1. Rubber vibration damper 2. Shaft 3. Shaft seals 4. Cylinder SOI/DT 2002-05 eb 36 599 35 23-17