(2)
Put the access platform in position below opened the cargo door.
(3)
Remove the access panel 825AR from the cargo door.
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B. Open, safety and tag this(these) circuit breaker(s):
-------------------------------------------------------------------------------PANEL DESIGNATION IDENT. LOCATION -------------------------------------------------------------------------------
121VU HYDRAULIC/HYD POWER/Y 3803GX N30 122VU DOORS/CARGO 1MJ T12 123VU Y HYD/ELEC/PUMP 3802GX AB06 123VU Y HYD/ELEC/ELEC PUMP/NORM 3801GX AB03
4. Procedure
_________
(Ref. Fig. 418/TASK 52-31-21-991-019) Subtask 52-31-21-020-074
A. Removal of the Latching Units
(1)
Move the latching units of the opened cargo door to the latched position as follows:
(a)
Press the roller lever of the interlock mechanism outboard to release the blockage of the latching shaft.
(b)
Move the latching handle to the locked position and push it into the recess of the door structure.
(2)
Remove the nut (202), the washer (201) and thetravel limit bolt (217) from the cargo door frame.
(3)
Disconnect the latching hook (210) from the cargo door frame as follows:
(a)
Remove and discard the cotter pin (206) from the nut (207).
(b)
Remove the nut (207), the washers (208) and the latching hook bolt (212) from the door frame and let the latching hook (210) hang down.
(4)
Disconnect the bellcrank (215) from the cargo door frame as follows:
(a)
Remove and discard the cotter pin (203) from the nut (204).
(b)
Remove the nut (204), the washers (205) and the bolt (213) from the door frame.
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(5)
Disconnect the bellcrank rod (181) from the link lever (175) as follows:
(a)
Remove and discard the cotter pin (172) from the nut (173).
(b)
Remove the nut (173), the washers (179), the bushes (182) and 180) and the bolt (178) from the link lever (175).
(6)
Remove the latching unit from the cargo door.
(7)
If necessary, remove the bushes (209) and (216) from the cargo door frame.
(8) If necessary, remove the sleeve (211) from the latching hook (210). Subtask 52-31-21-020-075
B. Disassembly of the Latching Unit
(1)
Disconnect the latching hook (210) from the bellcrank lever (234) as follows:
(a)
Remove and discard the cotter pin (225) from the nut (226).
(b)
Remove the nut (226), the washers (227) and the bolt (231) from the lower fork-end of the bellcrank lever (234).
(c)
Remove latching hook (210) from the bellcrank lever (234).
(d)
Remove the bushes (228) and (230) from the lower fork end of the linkage (234).
(e)
Remove the sleeve (229) from the latching hook (210).
(2)
Disconnect the bellcrank (215) from the link rod (181) as follows:
(a)
Remove and discard the cotter pin (221) from the nut (22).
(b)
Remove the nut (222), the washers (238), the bushes (239) and
(241) and the bolt (237).
(c)
Disconnect the eye-end of the link rod (181) from the fork-end of the bellcrank (215).
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Latching Unit
Figure 418/TASK 52-31-21-991-019- 12 (SHEET 1)
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Latching Unit
Figure 418/TASK 52-31-21-991-019- 22 (SHEET 2)
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