TM 5-5420-280-23&P
0018 00
BRIDGE HALF REPLACEMENT (Contd)
INSTALLATION (Contd)
8. Install two stop blocks (7) on angle brackets (11) of A-frame (10) with four washers (8) and screws (9).
9. Install four fastening rod straps. Refer to TM 5-5420-280-10.
10. Start LPU. Refer to TM 5-5420-280-10.
11. Depress control valves KY1 and KY19 until launch boom (1) raises to +90-degrees position
and then use winch emergency switch to tighten winch wire rope hook (14). Turn off LPU.
Refer to TM 5-5420-280-10.
12. Connect two launch boom supports (3) on launch boom (1) and install two retaining pins (2).
7
1
5
4
6
8
9
13
5
10
12
2
3
11
17
16
15
18
16
14
19
1
20
21
20
END OF WORK PACKAGE
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