TM 5-3805-261-34HYDRAULIC SYSTEM MAINTENANCE. (cont)17-6.ScarifierCylinder.(Sheet 4 of 4)ASSEMBLY(cont)6.Using seal expander, install ring(7), new preformed packing (6)and new seal assembly (5) onpiston (4, Figure 17-31).7.Install items 6 thru 4 as anassembly on rod (15, Figure17-30).8.Using thread lubricant, lubricatethreads of bolt (2).9.Install washer (3) and bolt (2)and tighten bolt (2) to 800 ft-lbtorque.10.Using clean grease, lubricateoutside of head (8) and inside ofcrown (14, Figure 17-29).11.Install items 15 thru 2 as anassembly in cylinder (1).NOTECrown should be tightened withrod fully extended. This isto keep cylinder, piston andhead in alinement.12.Install crown (14) on cylinder(1) and tighten to 450 ft-lbtorque.NOTEReturn 130G Grader tooriginal equipment condition.End of TaskFigure 17-Figure 17-Figure 17-17-24
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