3) 3) ASSEMBLY ASSEMBLY (1) (1) Preparation Preparation Before reassembling, perform below pro- cedure. Check each part for damage caused by using or disassembling. If damaged, eliminate damage by grinding with proper sandpaper, wash them with cleaning oil and dry with compressed air. Replace seal with new one. Grind sliding face of piston assembly (10), balance plate (16) and shoe plate (7) with sandpaper #2000. ① ② ③ ④ When assembling, lubricate with speci- fied clean hydraulic oil. When assembling piston assembly (10) to piston hole of cylinder block (3), check matching mark between them. ⑤ 7-14