-the shaft of all other bolts. Subtask 52-31-21-420-075
 B. Assembly of the Latching Unit
 (1)
 Assemble the bellcrank (215) on the bellcrank lever (234) as follows:

 (a)
 Install the sleeves (240) in the bellcrank (215).

 (b)
 Install the bushes (239) and (241) in the upper fork end of the bellcrank lever (234).

 (c)
 Put the bellcrank (215) in position in the upper fork end of the bellcrank lever(234).

 (d)
 Install the bolt (232), the washers (233) and the nut (224).

 (e)
 Tighten the nut (224) and safety it with the new cotter pin (223).

 (2)
 Connect the bellcrank (215) to the link rod (181) as follows:

 (a) Put the lower eye-end of the link rod (181) on the fork-end of the bellcrank (215).
R 1EFF : 001-049, 053-099, 101-149, 151-199, 1 52-31-21Page B437 1201-299, 301-399, 401-499, 1Aug 01/05 1 1 1CES 1

 (b)
 Install the bolt (237), the washers (238), the bushes (239) and

 (241) and the nut (222) on the bellcrank lever (215).

 (c)
 Tighten the nut (222) and safety it with the new cotter pin (221).

 (3) Assemble the latch hook (210) on the bellcrank lever (234) as follows:
 (a)
 Install the sleeve (229) in the latch hook (210).

 (b)
 Install the bushes (228) and (230) in the lower fork-end of the bellcrank lever (234).

 (c)
 Put the latch hook (210) in the lower fork end of the bellcrank lever (234) and install the bolt (231), the washers (227) and the nut (226).

 (d)
 Tighten the nut (226) and safety it with the new cotter pin (225).

 Subtask 52-31-21-420-076
 C. Installation of the Latching Unit
 (1)
 Connect the link rod (181) to the link lever (175)as follows:

 (a)
 Put the eye-end of the link rod (181) to the fork-end of the link lever (175)

 (b)
 Install the bolt (178), the washers (179), the bushes (180) and

 (182) and the nut (173).

 (c)
 Tighten the nut (173) and safety it with the new cotter pin (172).

 (2)
 Attach the bellcrank (215) to the cargo door frame as follows:

 (a)
 Install the bush (216) into the cargo door frame .

 (b)
 Move the bellcrank (215) inboard until you can install the sleeve

 (214) correctly.

 (c)
 Install the sleeve (214), bolt (213), the washers (205) and the nut (204).

R 1EFF : 001-049, 053-099, 101-149, 151-199, 1 52-31-21Page B438 1201-299, 301-399, 401-499, 1Aug 01/05 1 1 1CES 1

 (d) Tighten the nut (204) and safety it with the new cotter pin (203).
 (3)
 Attach the bellcrank (215) to the cargo door frame as follows:

 (a)
 Install the bushes (209) into the cargo door door frame.

 (b)
 Assemble the sleeve (211) into the latch hook (210).

 (c)
 Move the latch hook (210) inboard until you can install the bolt (212).

 (d)
 Install the bolt (212), the washers (208) and the nut (207).

 (e)
 Tighten the nut (207) and safety it with the new cotter pin (206).

 (f)
 Tighten the nut (207) and safety it with the new cotter pin (206).

 (4)
 Install the travel limit bolt (217), the washers (201) and the nut (202).

 Subtask 52-31-21-820-062
 D. Adjustment Procedure
 (1)
 Adjust the length of the link rod (181) until the lower dead center of the applicable latching unit is correct (Ref. TASK 52-31-11-820-002).

 (2)
 Make sure that the latching units are correctly lubricated after the final adjustment. (Ref. TASK 12-22-52-640-002).

 Subtask 52-31-21-720-061
 E. Do the functional test of the latching mechanism (Ref. TASK 52-31-00-720-001).
 5. Close-up
________ Subtask 52-31-21-865-085
 A. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s): 1MJ, 3801GX, 3802GX, 3803GX
R 1EFF : 001-049, 053-099, 101-149, 151-199, 1 52-31-21Page B439 1201-299, 301-399, 401-499, 1Aug 01/05 1 1 1CES 1 Subtask 52-31-21-410-071

 B. Close Access
 (1)
 Make sure that the work area is clean and clear of tool(s) and other items.

 (2)
 Apply STORAGE PRESERVATION (Material No. 15-005) or STORAGE PRESERVATION (Material No. 15-006) to all the components of the locking units and to the adjacent cargo
　
中國航空網 www.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：A320飛機維護手冊 AMM DOORS 艙門4(151)