TM 5-5420-280-23&P
0069 00
WINCH HYDRAULIC HOSES AND TUBING REPLACEMENT (Contd)
WINCH HYDRAULIC HOSES REMOVAL
CAUTION
Cap or plug all hoses, connections, and openings immediately after
disconnection to prevent contamination. Remove caps or plugs prior
to installation. Failure to do so may result in damage to equipment.
NOTE
Tag hoses for installation.
Have container ready to catch oil.
1.
Loosen nut (2) and disconnect pump supply hose (1) from fitting (19) on control block (7).
2.
Loosen nut (20) and disconnect other end of pump supply hose (1) from adapter (21) on pump
supply tube (24).
3.
Remove tie-down straps (6) and pump supply hose (1) from winch assembly (5).
4.
Loosen nut (3) and disconnect load sensing return hose (4) from fitting (18) on control block (7).
5.
Loosen nut (17) and disconnect other end of load sensing return hose (4) from adapter (16) on load
sensing return tube (22).
6.
Remove tie-down straps (6) and load sensing return hose (4) from winch assembly (5).
7.
Loosen nut (9) and disconnect return leakage hose (10) from hydraulic motor elbow (8).
8.
Loosen nut (11) and disconnect other end of return leakage hose (10) from adapter (12) on return
leakage tube (14).
9.
Loosen nut (25) and remove adapter (21) and tube seal (13) from pump supply tube (24). Discard
tube seal (13).
10.
Loosen nut (23) and remove adapter (16) and tube seal (13) from load sensing return tube (22).
Discard tube seal (13).
11.
Loosen nut (15) and remove adapter (12) and tube seal (13) from return leakage tube (14). Discard
tube seal (13).
WINCH HYDRAULIC HOSES INSTALLATION
NOTE
Install hoses as noted at removal.
1.
Install new tube seal (13) and adapter (12) on return leakage tube (14) and tighten nut (15).
2.
Install new tube seal (13) and adapter (16) on load sensing return tube (22) and tighten nut (23).
3.
Install new tube seal (13) and adapter (21) on pump supply tube (24) and tighten nut (25).
4.
Connect return leakage hose (10) to adapter (12) on return leakage tube (14) and tighten nut (11).
5.
Connect other end of return leakage hose (10) to hydraulic motor elbow (8) and tighten nut (9).
6.
Connect load sensing return hose (4) to adapter (16) on load sensing return tube (22) and tighten
nut (17).
7.
Connect other end of load sensing return hose (4) to fitting (18) on control block (7) and tighten
nut (3).
8.
Connect pump supply hose (1) to adapter (21) on pump supply tube (24) and tighten nut (20).
9.
Connect other end of pump supply hose (1) to fitting (19) on control block (7) and tighten nut (2).
10.
Secure load sensing return hose (4) and pump supply hose (1) together and to winch assembly (5)
with tie-down straps (6) as necessary.
0069 00-2
