3-13. Hydraulic Cylinder and Piston. - Continued
Figure 3-9. Hydraulic Cylinder and Piston, Repair.
(12) Remove packing (20), retaining ring (21), seal ring (22), and three packings (23) from piston end
of cylinder housing.
Dry cleaning solvent, PD-680, used to dean parts is potentially dangerous to personnel and
property. Avoid repeated and prolonged skin contact. Do not use near open flame or exces-
sive heat. Flash point of solvent is 100°F-136°F (38°C-60°C).