A. Aircraft Maintenance Configuration
(1) Make sure that you can get access to the components for which repair or replacement is necessary.
4. Procedure
_________
Subtask 21-51-00-340-050
A. Replacement of a Shouldered Bushing WARNING : OBEY THE MANUFACTURER'S INSTRUCTIONS WHEN YOU USE THIS/THESE
_______ MATERIAL/S. USE PROTECTIVE CLOTHING, RUBBER GLOVES, GOGGLES AND A MASK.
**ON A/C 001-049, 101-105, 151-199,
(Ref. Fig. 801/TASK 21-51-00-991-004) R **ON A/C 051-099, 106-149, 201-299, 301-399, 401-499,
(Ref. Fig. 801A/TASK 21-51-00-991-004-A)
**ON A/C ALL
(1) For the upper attachment points:
(a)
Use an applicable method and remove the shouldered bushing (3) from its bracket.
(b)
On the bracket clean the contact area to be bonded with a lint free cloth and CLEANING AGENTS (Material No. 11-004).
(c)
On the new shouldered bushing (3) clean the contact area to be bonded with a lint free cloth and CLEANING AGENTS (Material No. 11-004).
Attachment Components
Figure 801/TASK 21-51-00-991-004
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Attachment Components Figure 801A/TASK 21-51-00-991-004-A
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(d)
Refer to the Manufactureres Instructions and apply a small quantity of BONDING AND ADHESIVE COMPOUNDS (Material No. 08-009) and BONDING AND ADHESIVE COMPOUNDS (Material No. 08-029) to the areas on the shouldered bushing (3) and the bracket which are to be bonded.
(e)
Use an applicable method and install the shouldered bushing (3) in the bracket.
NOTE : Make sure that the surfaces to be bonded are in good
____
contact with each other.
(f)
Wipe clean the excess bond material from the shouldered bushing
(3) and the bracket with a lint free cloth.
(g)
Let the bond material cure for the recommended period. (4 hours at 24 deg.C (75.20 deg.F)).
(h)
On the shouldered bushing (3) apply a small bead (2) of SEALANTS (Material No. 09-016) to the edge of the shoulder of the bushing.
(i) The procedure is the same for the shouldered bushing (4). R **ON A/C 001-049, 101-105, 151-199,
Subtask 21-51-00-350-050
B. Replacement of a Rod-End in the Support Rod NOTE : The rod-ends, nuts and support rod have left and right hand
____
threads as applicable.
(1) For the rod-ends (5) or (9):
(a)
Loosen the nut (6) and remove the applicable rod-end together with the washer (7) and the nut (6).
(b)
Remove and discard the washer (7) and remove the nut (6) from the rod-end.
(c)
Put the nut (6) in position on the new rod-end and screw it on as far as it will go.
(d)
Put the new washer (7) in position on the rod-end.
(e)
Put the rod-end in position in the support rod (1) and adjust it until you get the reference dimension 'A'. Reference dimension 'A' = 24.9 mm (0.9803 in.).
NOTE : This support rod is used to adjust the bleed air-line seal
____ position. In this adjustment procedure the reference dimension can be changed.
(f) Finger tighten the nut (6) against the washer (7) and the support rod (1).
(2) For the rod-ends (5) and (9):
(a)
Loosen the nuts (6) and remove the rod-ends together with the washers (7) and the nuts (6).
(b)
Remove and discard the washers (7) and remove the nuts (6) from the rod-ends.
(c)
Put the nuts (6) in position on the new rod-ends and screw them on as far as they will go.
(d)
Put the new washers (7) in position on the rod-ends.
(e)
Put the rod-ends in position in the support rod (1) and adjust them until you get:
-the reference dimensions 'A',
Reference dimension 'A' = 24.9 mm (0.9803 in.).
-and the reference dimension 'B'. Reference dimension 'B' = 155.0 mm (6.1023 in.).
NOTE : This support rod is used to adjust the bleed air-line seal
____ position. In this adjustment procedure the reference dimensions can be changed.
(f) Finger tighten the nuts (6) against the washers (7) and the support rod (1).
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_______________________________________________________________ R **ON A/C 001-049, 051-099, 101-105, 151-199, 201-299, 301-302, 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：A320飞机维护手册 AMM AIR CONDITIONING 空调 3(111)
