A320飞机维护手册 AMM DOORS 舱门4(127)_航空信息_民用航空_通用航空

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R (a) Remove and discard the cotter pin (20) from the castle nut (21).
R (b) Remove the castle nut (21), the washer (22), the screw (23) and
R the bush (24) from the fork end (10).
R (c) Disconnect the lower fork end (10) from the target lever (3).
R (d) Remove and discard the cotter pin (17) from the castle nut (16).
R (e) Remove the castle nut (16) and the washer (15) from the threaded
R pin of the shaft lever (18).
R (f) Remove the top fork end (14) from the shaft lever (18).
R (g) Measure and write down the length between the two fork ends
R (10),(14) of the removed link assy (19).
R (2) Remove the target lever (3) as follows:
R (a) Remove the lower fork end (10) of the link assy (19) from the
R target lever (3) (refer to steps A.(1) thru A.(3)).
R (b) Remove and discard the cotter pin (6) from the castle nut (7).

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R Switch Mechanism
R Figure 411A/TASK 52-31-21-991-009-B
R 1EFF : 051-052, 1 52-31-21 Page A447
1 1 May 01/05
1 1
1CES 1

(d)
Pull the target lever (3) together with the target (4) from the support fitting (9).

NOTE : The target is part of the proximity switch 30WV (32WV).
____
(e) Remove the nuts (1), the washers (2), the screws (5) and the target (4) from the target lever (3).
R **ON A/C 106-149, 221-299, 301-399, 401-499,
Subtask 52-31-21-020-057-A
A. Removal of the Switch Mechanism
(Ref. Fig. 411B/TASK 52-31-21-991-009-A)

(1) Remove the link assy (26) as follows:
(a) Disconnect the lower fork-end (15) from the target lever (3) as follows:
1 Remove and discard the cotter pin (14) from the nut (13).
_ 2 Remove the nut (13), the washer (12) and the bolt (10) from
_
the fork-end (15).

3 Remove the lower fork-end (15) from the target lever (3).
_ 4 If necessary, remove the sleeve (11) from the lower fork-end
_
(15).

(b) Disconnect the upper fork-end (25) from the drive shaft lever
(24) as follows:
1 Remove and discard the cotter pin (19) from the nut (20).

_ 2 Remove the nut (20), the washer (21) and the bolt (23) from
_ the drive shaft lever (24).
3 Remove the fork-end (25) from the drive shaft lever (24).
_
4 If necessary, remove the bush (22) from the fork-end (25).

R 1EFF : 051-052, 106-149, 221-299, 301-399, 1 52-31-21Page A448 1401-499, 1Aug 01/05 1 1 1CES 1

Switch Mechanism
Figure 411B/TASK 52-31-21-991-009-A

R 1EFF : 106-149, 221-299, 301-399, 401-499, 1 52-31-21Page A449 1 1 Aug 01/05 1 1 1CES 1

(c) Measure and record the distance between the two fork-ends (15) and (25) of the removed link assy (18).
(2) Remove the target lever (3) as follows
(a)
Remove and discard the cotter pin (6) from the nut (7).

(b)
Remove the nut (7) and the washer (8) from the support fitting (9).

NOTE : The target (4) is part of the proximity switch 32WV.
____
(d) If necessary, remove the nuts (101), the washers (2), the bolt
(5) and the target (4) from the target lever (3).
R 1EFF : 106-149, 221-299, 301-399, 401-499, 1 52-31-21Page A450 1 1 Aug 01/05 1 1 1CES 1 **ON A/C ALL

TASK 52-31-21-400-009
Installation of the Switch Mechanism
1. Reason for the Job
__________________
Self Explanatory
2. Job Set-up Information
______________________
A. Fixtures, Tools, Test and Support Equipment
-------------------------------------------------------------------------------REFERENCE QTY DESIGNATION -------------------------------------------------------------------------------
No specific access platform(s) 2.10 m (6 ft. 11 in.)
B. Consumable Materials
-------------------------------------------------------------------------------REFERENCE DESIGNATION -------------------------------------------------------------------------------
Material No. 04-004 USA MIL-PRF-23827 TYPE I SYNTH.ESTER BASED GREASE HIGH PRESSURE (Ref. 20-31-00)
　
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