(2) (2) Cylinder assembly Cylinder assembly Lubricate grease on round area (contact- ing area withball guide (11)) of cylinder block (3) and assemble spring (4). ① ② Insert piston assembly (10) in hole of set plate (9). ③ Assemble piston assembly (10) and set plate (9) to cylinder block (3). When assem- bling, check matching mark between them. Before assembling, lubricate specified hydraulic oil in piston hole of cylinder block (3). ④ Lubricate specified hydraulic oil on shoe sliding face of piston assembly (10) and assemble shoe plate (7). 7-15