A320飞机维护手册 AMM NACELLES/PYLONS(11)_航空信息_民用航空_通用航空

(h)
Remove the lockwire from the plate (43) and discard it.

(i)
Remove the cover (42).

(j)
Remove the nuts (44) and disconnect the four electrical feeders.

R Pneumatic System - Bleed Air - Duct Junction Figure 403/TASK 54-50-00-991-006
1EFF : 1 1 1CES ALL 1 111 54-50-00 Page 410 Aug 01/05

INTENTIONALLY BLANK

R 1 1
54-50-00Page 411
1 1 Nov 01/03 1 1 1CES 1

R Electrical System - Feeder Cable Installation Figure 404/TASK 54-50-00-991-012- 12 (SHEET 1)
1EFF : 1 1 1CES ALL 1 111 54-50-00 Page 412 Feb 01/02

R Electrical System - Feeder Cable Installation Figure 404/TASK 54-50-00-991-012- 22 (SHEET 2)
1EFF : 1 1 1CES ALL 1 111 54-50-00 Page 413 Feb 01/02

(k) Remove the nuts (51), the washers (52) and the bolts (53).
R (l) Disengage the 13 cable supports (54) along the right side of the R pylon secondary structure.
(m)
At RIB09, remove the bolts (57), the nuts (55) and disengage the cable supports (56) from the pylon secondary structure.

(n)
Disengage the cables from the pylon and put them on the wing.

(2)
Disconnect the electrical connectors at RIB7A:
(Ref. Fig. 405/TASK 54-50-00-991-013)

(a)
For the left pylon:
471VC, 473VC, 475VC.

(b)
For the right pylon:
470VC, 472VC, 474VC.

(3)
Disconnect the electrical connectors at the wing closing rib: (Ref. Fig. 406/TASK 54-50-00-991-014)

(a)
Remove the bolts (73), the washers (74) and disengage the plate (61).

(b)
On the plate (62), disconnect the seven electrical connectors: 1 For the left pylon:

_ 411VC, 413VC, 415VC, 417VC, 419VC, 421VC, 423VC.
2 For the right pylon:
_ 410VC, 412VC, 414VC, 416VC, 418VC, 420VC, 422VC.
(c)
Remove the nut (70), the washer (69), the bolt (64), the washer

(65) and the spacer (66).

(d)
Remove the clamps (63), (67), (71) and the washers (68), (72).

(e)
Put blanking caps on the disconnected electrical connectors.

(f)
Disengage the seven electrical connectors with the plate (61) from the wing closing rib and put them on the pylon.

Electrical System - Connection at RIB7A Figure 405/TASK 54-50-00-991-013
1EFF : 1 1R 1CES ALL 1 11 1 54-50-00 Page 415 Nov 01/03

Electrical System - Wing Closing Rib Connections Figure 406/TASK 54-50-00-991-014
1EFF : 1 1R 1CES ALL 1 11 1 54-50-00 Page 416 Nov 01/03

(4) Disconnect the bonding strips of the spigot at RIB5A:
(Ref. Fig. 407/TASK 54-50-00-991-015)
R R R (a) Remove the bolts (82) and the bonding strips (81) around the spigot fitting.
Subtask 54-50-00-480-050
D. Installation of the Pylon Removal/Installation Trolley
(1) Put a crane in position with the characteristics that follow: - height 5 m (16.40 ft.), - capacity 1000 daN (2248.0890 lbf).
(2) Attach the TROLLEY - PYLON R/I (98D54003000000) to the crane.
(3) Put the TROLLEY - PYLON R/I (98D54003000000) under the pylon.
(4) Attach the TROLLEY - PYLON R/I (98D54003000000) at the RIB1 forward engine-to-pylon attach-fitting and RIB8 engine-to-pylon attach fitting.
Subtask 54-50-00-020-050
E. Disconnection of the Pylon-to-Wing Attach Fittings
NOTE : The pylon-to-wing attach fittings are disassembled at their bottom____ attachment.
R R NOTE : During removal with the crane of the threaded pins and sleeves,____ gradually apply a vertical force on the pylon. Apply this force until it is possible to remove them.
(1) Remove the aft threaded pins and sleeves at RIB10: (Ref. Fig. 408/TASK 54-50-00-991-020)
(a) Remove the cotter pins (106) and discard them.
(b) Lock the bolts (101) with a pin wrench of the PYLON REMOVAL-WRENCH (98D54503000000). Remove the nuts (105) with a pin wrench of the PYLON REMOVAL-WRENCH (98D54503000000).
(c) Remove the bolts (101).