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SCISSORS CYLINDER HOSE ASSEMBLIES (DAI AND DA2) AND HYDRAULICS REPLACEMENT (sheet 2 of 2)
VALVE BANK RETURN PORT FITTINGS REPLACEMENT (Sheet 2 of 3)

Launcher Hydraulics System M48A5/M60A1 Tank Chassis, Transporting: For Bridge, Armored-Vehicle-Launched; Scissoring Type, Class 60 Page Navigation
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TM 5-5420-228-24
VALVE BANK RETURN PORT FITTINGS REPLACEMENT (Sheet 1 of 3)
TOOLS: 12 in. adjustable wrench
1-1/4 in. open end wrench
1-5/8 in. open end wrench
1-1/8 in. open end wrench
1-3/8 in. open end wrench
15 in. adjustable wrench
Rags (Item 12, Appendix D)
SUPPLIES:
Drip pans (suitable containers)
Pipe tape (Item 19, Appendix D)
REFERENCE:
LO 5-5420-202-12
PRELIMINARY PROCEDURE:
Relieve hydraulic pressure (page 3-71)
Use rags and drip pans to catch excess hydraulic fluid.
1.
Manually disconnect quick disconnect socket "BB" (A).
2.
Using 1-3/8 inch wrench to hold nipple (B), use 1-5/8 inch wrench to remove quick
disconnect plug (C) and collar (D).
Using 1-3/8 inch wrench, remove nipple (B).
3.
4.
Using 1-3/8 inch wrench to hold nipple (E), use 15 inch adjustable wrench to remove elbow
(F).
Using 1-3/8 inch wrench, remove nipple (E) from tee (G).
5.
Go on to Sheet 2
TA251583
3-186






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