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 TM 55-1905-223-24-16
(7)
Use pipe wrench to disconnect pipe nipple (47) from welded coupler (46) section on top of reservoir.
d.Return Line Diffuser, Pipes.
(1)
Use wrench with 2-inch open end to disconnect return line diffuser (42) from pipe nipple (43).
(2)
Use pipe wrench to disconnect pipe nipple (43) from welded coupler (46) section on interior of reservoir.
e.
Relief Valve. Remove relief valve (39) from directional control valve (22).
f.
Suction Line Flange, Suction Strainer, Pipes.
(1)
Remove self-tapping screws (8) securing suction line flange (9) to top of reservoir.
(2)
Suction line flange is removed at step (9) below.
(3)
Use wrench with 2-1/4 inch opening to separate suction strainer (37) from adapter (36).
(4)
Use pipe wrench to separate adapter (36) from pipe elbow (35).
(5)
Use pipe wrench to separate pipe elbow (35) from metallic pipe (34).
(6)
Use pipe wrench to separate metallic pipe (34) from pump fitting (19).
(7)
Lower metallic pipe (34) into reservoir to clear suction line flange (9).
(8)
Remove metallic pipe.
(9)
Remove suction line flange from top of reservoir.
CAUTION
During replace/repair of hydraulic systems, all openings should be capped/plugged
to prevent foreign matter or contamination from entering the system.
g.Hydraulic Pipe Fittings.
(1)
Remove capscrews (20) and lockwashers (21) securing pump fitting (19) to the hydraulic pump (18) and
remove pump fitting.
(2)
Disconnect couplers (1) from fitting (2) at top of hydraulic pump (18) and top of fitting (10). Remove couplers
and pipe assembly.
(3)
Disconnect fitting (2) at top port of hydraulic pump and fitting (10) at directional control valve (22). Remove
fittings.
2-39
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