7
8
10
11
9
5
10
TM 9-4940-568-20
5-30
5-6.
HOOK BLOCK ASSEMBLY MAINTENANCE (Continued)
(3) Place wedge socket (5) in vise.
(4) Remove two nuts (7) and wire rope clip
(8) from wedge (9).
(5) Remove wedge (9) and cable (10) from
wedge socket (5).
(6) Remove hook block (11) from cable (10).
b. Disassembly
(1) Remove and discard eight cotter pins
(10) from four straight pins (11).
(2) Remove four straight pins (11) from
hook block (9).
(3) Remove lubrication fitting (12) from
shouldered shaft (13).
(4) Bend down tabs of key washer (14).
(5) Remove locknut (15) and key washer
(14) from hook block (9).
(6) Remove screw (16), lockwasher (17),
washer (18) and bushing (19) from hook
block (9). Discard lockwasher (17).
(7) Remove eye bolt (20) from shouldered
shaft (13) and remove shouldered shaft
(13) from hook block (9).
(8) Remove cable pulley (21) and sleeve
spacer (22) from hook block (9).
(9) Remove two roller bearings (23) from
cable pulley (21).