Copyright Goodheart-Willcox Co., Inc.
146 Hydraulic Systems for Mobile Equipment
Figure 6-31. The dozer blade cylinder on the left has drifted and the cylinder on the right remains secure.
Because the rods are pointing toward the ground, a faulty piston seal can cause the cylinder to drift.
Figure 6-30. A double-acting cylinder that has the rod facing toward the ground can drift out of the barrel due to
a faulty piston seal.