TM 5-5420-280-23&P
0077 00
HYDRAULIC CHECK VALVES REPLACEMENT (Contd)
SWIVEL DRIVE HYDRAULIC CHECK VALVE INSTALLATION (Contd)
7.
Install two new tube seals (19) and steel tube (25) on elbow (23) and lower adapter (20) of swivel
drive hydraulic check valve (5) and tighten two nuts (24).
8.
Connect steel tube (17) with new tube seal (19) to middle adapter (20) on check valve (5) and tighten
nut (18).
9.
Install one-way check ball tee fitting (12) on steel tube (15) with new tube seal (8) and tighten nut (9).
10.
Connect other end of steel tube (15) with new tube seal (8) to top adapter (7) on check valve (5) and
tighten nut (9).
11.
Connect steel tube (10) with new tube seal (8) to check ball tee fitting (12) and tighten nut (11).
12.
Install two new tube seals (8) and steel tube (14) on check ball tee fitting (12) and elbow (30) and
tighten two nuts (13).
NOTE
The pallet hydraulic system is self-bleeding, and with exception of
the telescopic tube hydraulic cylinders, there is no requirement for
bleeding air from the system.
13.
Operate hydraulic system and check for leaks. Refer to TM 5-5420-280-10.
1
2
3
10
11
8
4
12
8
13
9
8
7
5
8
6
14
15
16
6
17
6
18
32
21
19
20
24
19
20
19
25
31
13
19
30
8
22
24
20
23
26
29
6
28
19
27
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