A320飞机维护手册 AMM DOORS 舱门4(100)

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R  A. Removal of the Safety Shaft Assembly 
R  (Ref. Fig. 405/TASK 52-31-21-991-004) 
R  NOTE : Identify the installation position of the safety cams, the drift____ 
R  pin levers, the link lever and the vent door lever with a mark. 
R  (1) Disconnect the connection rod (27) from the vent door lever (21) as 
R  follows: 
R  (a) Remove and discard the cotter pin (26) from the nut (25). 
R  (b) Remove the nut (25), the washers (23), the bush (24) and the bolt 
R  (22) from the vent door lever (21). 
R  (c) Remove the lower eye end of the connection rod (27) from the fork 
R  end of the vent door lever (21). 
R  (2) Disconnect the teleflex controls (19) from the drift pin levers (20) 
R  as follows: 
R  (a) Remove and discard the cotter pins (18) from the nuts (17). 
R  (b) Remove the nuts (17), the washers (15), the bushes (16) and the 
R  bolts (14) from the drift pin levers (20). 
R  (c) Remove the eye ends of the teleflex controls (19) from the fork 
R  end of the drift pin levers (20). 

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R  (3) Disconnect the linkage (3) from the link lever (10) as follows: 
R  (a) Remove and discard the cotter pin (7) from the nut (6). 
R  (b) Remove the nut (6), the washer (5), the bush (4) and the bolt (1) 
R  from the link lever (10). 
R  (c) Remove the lower eye end of the linkage (3) from the fork end of 
R  the link lever (10). 
R  (4) Disassemble the different components from the safety shaft (11) as 
R  follows: 
R  (a) Remove the nuts (9), the washers (8) and the tapered pins (2) 
R  from the safety cams (12),(13). 
R  (b) Remove the nuts (9), the washers (8) and the tapered pins (2) 
R  from the link lever (10), the drift pin levers (20) and the vent 
R  door lever (21). 
R  (c) Move the vent door lever (21) and the link lever (10) from the 
R  end of the safety shaft (11). 
R  (5) Remove the safety shaft (11) from the cargo door structure as 
R  follows: 
R  (a) Move the safety shaft (11) slowly in the forward direction 
R  through the lateral cutout of the cargo door. 
R  NOTE : Support the safety cams (12),(13) and the drift pin levers____ 
R  (20) during this movement. 
R  (b) Remove the safety cams (12),(13) and the drift pin lever (20) 
R  while you remove the safety shaft (11) from the sliding bearing 
R  (of each frame forkend). 

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R Safety Shaft Assembly
R Figure 405/TASK 52-31-21-991-004- 12 (SHEET 1)

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R Safety Shaft Assembly
R Figure 405/TASK 52-31-21-991-004- 22 (SHEET 2)

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R TASK 52-31-21-400-004 R Installation of the Safety Shaft Assembly R 1. Reason for the Job
__________________ R Self Explanatory R 2. Job Set-up Information
______________________ R A. Fixtures, Tools, Test and Support Equipment R -------------------------------------------------------------------------------
R REFERENCE QTY DESIGNATION R -------------------------------------------------------------------------------R No specific access platform 3.5 m (11 ft. 6 in.)
R B. Consumable Materials R -------------------------------------------------------------------------------R REFERENCE DESIGNATION R -------------------------------------------------------------------------------
R Material No. 04-004 R R R Material No. 15-005 R R R Material No. 15-006 R R
R C. Expendable Parts USA MIL-PRF-23827 TYPE I SYNTH.ESTER BASED GREASE HIGH PRESSURE (Ref. 20-31-00) AIB TN 10138 TYPE I GRADE 2 CORROSION PREVENTIVE TEMPORARY PROTECTIVE COMPOUND (Ref. 20-31-00) AIB TN 10138 TYPE I GRADE 3 CORROSION PREVENTIVE TEMPORARY PROTECTIVE COMPOUND (Ref. 20-31-00)
R -------------------------------------------------------------------------------R FIG.ITEM |DESIGNATION |IPC-CSN R -------------------------------------------------------------------------------
R 7 cotter pin 52-31-21 02 -010 R 18 cotter pin 52-31-21 20B-010 R 26 cotter pin 52-31-21 07 -040
R 1EFF : 051-052, 1 52-31-21Page 454 1 1 May 01/05 1 1 1CES 1R D. Referenced Information

R -------------------------------------------------------------------------------R REFERENCE DESIGNATION R -------------------------------------------------------------------------------
　
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