TM 5-3805-261-34HYDRAULIC SYSTEM MAINTENANCE.10-10.HydraulicControlValves. (Sheet 5 of 11)DISASSEMBLY22.Remove spring (36) and ball (37,Figure 10-85).23.Use 3/8 inch hex key to unscrewseat (38) and remove preformedpacking (39). Discard preformedpacking (39).Spring is under pressure.Loosen plug carefully to keepspring from becoming aprojectile.Do not allow shim(s) andspacers to fall from plug.24.Remove items 40 thru 44 as anassembly from items 45 thru 55 asan assembly.Each individual valve assem-bly, of a valve group, hasbeen set at the factory forpressure required by apredetermined quantity ofshim(s) and spacers. Do notchange these quantities oroperation of the vehicleequipment will be affected.25.Remove spring (41), shim(s) (42),spacers (43) and preformedpacking (44, Figure 10-86).Discard preformed packing (44).Tie shim(s) (42).Go to Sheet 6WARNINGCAUTIONCAUTIONFigure 10-85.Figure 10-86.10-61
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