EXTERNAL CARGO HOOK SYSTEM OPERATIONAL CHECK (Continued)

EXTERNAL CARGO HOOK SYSTEM OPERATIONAL CHECK (Continued) - TM-55-1520-240-T-3_852

EXTERNAL CARGO HOOK SYSTEM OPERATIONAL CHECK (Continued) - TM-55-1520-240-T-3_854

TM-55-1520-240-T-3 CH-47D Heilcopter Manual
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TM 55-1520-240-T 16-1.4 EXTERNAL CARGO HOOK SYSTEM OPERATIONAL CHECK (Continued) 60. 61. 62. 63. 64. 65. 66. 67. Pull down on forward and aft cargo hook load beams (23). Set MASTER switch (1) to RESET, then to OFF. Turn forward cargo hook manual release (29) counterclockwise. Pull down and hold open load beam (23). Slowly move forward cargo hook load beam (23) up towards closed position. Manually relatch forward cargo hook. Pull down on load beam (23). Set MASTER switch (1) to RESET, then to OFF. Turn aft cargo hook manual release (29) counterclockwise. Pull down and hold open load beam (23). Slowly move aft cargo hook load beam (23) up towards closed position. Both hooks shall remain closed. If a hook opens, pull load beam (23) to full open position and release it. Hook should then relatch. Capsules (11 and 13) and master caution lights (24) shall go out. Forward and aft cargo hooks shall remain closed. FWD HOOK OPEN capsule (11) and both master caution lights (24) shall come on. FWD HOOK LOADED light (5) shall flash on just before hook is fully closed. If it does not, go to task 16-1.30. Forward cargo hook shall not open. If it does, re- Iatch it. FWD HOOK OPEN capsule (11) and master cau- tion lights (24) shall go out. AFT HOOK OPEN capsule (13) and both master caution lights (24) shall come on. AFT HOOK LOADED light (6) shall flash on just before hook is fully closed. If it does not, go to task 16-1.30. 16-1.4 16-18 Change 9 GO TO NEXT PAGE

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