TM 5-3805-261-20HYDRAULIC SYSTEM MAINTENANCE. (cont)15-8.CircleDriveCheckValve.(Sheet 2 of 4)REMOVAL1.Remove nine bolts (1), washers (2 and 3)and frame cover (4, Figure 15-8) in front,left side of frame.NOTEAll hose and tube assemblies mustbe tagged before disconnecting toaid in installation. Cap all hose andtube ends to prevent contamination.2.Disconnect hose assemblies (5 and 6) fromtop valve ports.3.Remove connector (7) and preformedpacking (8). Discard preformed packing(8).4.Remove connector (9) and preformedpacking (10). Discard preformed packing(10).5.Disconnect hose assemblies (11 and 12,Figure 15-9) from bottom valve ports.6.Remove connector (13) and preformedpacking (14). Discard preformed packing(14).7.Remove elbow (15) and preformed packing(16). Discard preformed packing (16).8.Remove three bolts (17), washers (18) andvalve assembly (19).CLEANINGClean all parts. Refer to Chapter 2.Figure 15-9.Go to Sheet 315-22Figure 15-8.
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