TM 5-5420-280-23&P
0057 00
WINCH WIRE ROPE AND HOOK CLIP REPLACEMENT (Contd)
REMOVAL
WARNING
Wire rope may contain broken wire strands. Wear heavy leather
gloves when handling wire rope. Do not run hands on wire rope
when applying cleaning solvent or lubricant. Failure to comply may
result in injury to personnel.
NOTE
Perform step 1 and 2 if only hook clip is being replaced.
1.
Using emergency switch or remote control unit (RCU) LAUNCH STEP L18-H to operate winch,
pay-out wire rope (1) until hook (13) can be disconnected from launch beam lifting eye and swivel
block.
2.
Remove rivet (10), hook clip (11), and spring (12) from hook (13). Discard rivet (10).
NOTE
Perform steps 3 through 6 for replacement of wire rope.
3.
Using emergency switch or remote control unit (RCU) LAUNCH STEP L18-H to operate winch,
pay-out wire rope (1) until end (2) of wire rope (1) is clear of winch access cover guide rollers (3).
4.
Remove screw plug (5) from wire rope end (2) and install pilot guide rope (4) to wire rope end (2).
5.
Pay-out wire rope (1) from winch (7) as pilot guide rope (4) is being fed through guide rollers (6) and
pulleys by hand.
6.
After wire rope (1) is cleared from rope outlet (8) on winch (7), remove wire rope (1) from pilot guide
rope (4).
INSTALLATION
1. Remove screw plug (5) from new wire rope end (2) and install end (2) on pilot guide rope (4).
2.
Place a metal screwdriver or equivalent between sensor (9) and rope outlet (8) to show that wire
rope (1) is in place.
3.
Using RCU RETRIEVAL STEP R5-H or emergency switch, pay-in wire rope (1) and pull pilot
rope (4) at same time until wire rope (1) is in place over sensor (9) on rope outlet (8).
4.
Pay-in wire rope (1), pay attention that new wire rope (1) is in pulleys and guide rollers (6).
5.
Stop paying in wire rope (1) as soon as wire rope (1) is at last guide roller (6) before winch access
cover guide rollers (3).
6.
Remove pilot rope (4) from wire rope end (2) and install screw plug (5) on wire rope end (2).
7.
Pay-in wire rope (1) and guide wire rope end (2) through winch access cover guide rollers (3) and
into stowage drum.
NOTE
Perform step 8 if hook clip was removed.
8.
Install spring (12) and clip (11) on hook (13) with new rivet (10).
9.
Using RCU RETRIEVAL STEP R5-H or emergency switch, pay-in wire rope (1) until hook (13) can
be connected to launch beam lifting eye and swivel block.
0057 00-2
