Subtask 57-51-15-020-051
A. Removal of the Shroud Box
(1)
Remove the alternate-brake servo valve manifold (2614GM, 2615GM) (Ref. TASK 32-43-31-000-001).
(2)
Clean up any hydraulic fluid that has spilled on the aircraft structure.
(3)
Make sure that the Yellow hydraulic system has been depressurized (Ref. TASK 29-00-00-864-001).
(4)
At the bracket (17) disconnect the hydraulic connector (8) from the adapter (9).
(5)
Put blanking plugs on the disconnected line ends.
(6)
Attach the electrical connector (20) together with the brake-pipes
(7) and (19) to the structure. Make sure that they are clear of the shroud box.
NOTE : Let the brake-pipe (18) stay in position on the shroud box.
____
(7)
Remove the bolts (1) and the cable clips (2). Remove the electrical harness (of the alternate brake-servo valve) from the front spar of the shroud box. Retain the bolts and the cable clips.
(8)
Put the electrical harness into a plastic bag and attach it to the structure. Make sure that it is clear of the shroud box.
(9)
Identify the brake-pipes (13) and (14) with a mark to help with the correct installation.
(10)
At the inboard end of the shroud box:
(a)
Remove the nuts (10) and the bolts (11).
(b)
Remove the clamp blocks (12) from the brake-pipes (13) and (14). Retain the nuts, bolts and clamp blocks.
(11)
Disconnect the brake-pipe connectors (15) and (16) from their related adapters on the structure.
(12)
Remove the bolts (3) and the clamp blocks (4). Retain the bolts and the clamp blocks.
(13)
Carefully remove the brake-pipes (13) and (14) from the front spar of the shroud box.
(14)
Install blanking plugs on the ends of the two brake pipes and on their related adapters in the MLG bay.
(15)
Remove the torque shaft 6206CM(6256CM) from the shroud box (Ref. TASK 27-54-45-000-003).
(16)
At the shroud box/overwing panel top skin attachment:
(a) Remove and retain all the bolts (65) from the top surface of the wing.
(17)
At the shroud box/overwing panel forward attachment bracket:
(a)
Remove the cotter-pin (72), the nut (71), the washer (70), the bolt (66) and the washer (67).
(b)
Remove the bush (69) from the bracket on the overwing panel and the forward attachment bracket (68) on the shroud box.
(c)
Discard the cotter-pin (72).
(18)
Sufficiently support the shroud box. NOTE : The weight of the shroud box is approximately 30 kg (66.1386
____
lb).
(19)
At the outboard forward attachment bracket:
(a) Remove the nut (83), the bolt (85) and disconnect the bonding strap (82) from the tag (84).
R 1EFF : 001-049, 051-099, 101-149, 151-199, 1 57-51-15Page 409 1201-299, 301-399, 1Aug 01/05 1 1 1CES 1
R Shroud Box - Location and Detail
R Figure 401A/TASK 57-51-15-991-002-A14 (SHEET 1)
R 1EFF : 401-499, 1 57-51-15Page 410 1 1 Aug 01/05 1 1 1CES 1
R Shroud Box - Location and Detail
R Figure 401A/TASK 57-51-15-991-002-A24 (SHEET 2)
R 1EFF : 401-499, 1 57-51-15Page 411 1 1 Aug 01/05 1 1 1CES 1
R Shroud Box - Location and Detail
R Figure 401A/TASK 57-51-15-991-002-A34 (SHEET 3)
R 1EFF : 401-499, 1 57-51-15Page 412 1 1 Aug 01/05 1 1 1CES 1
R Shroud Box - Location and Detail
R Figure 401A/TASK 57-51-15-991-002-A44 (SHEET 4)
R 1EFF : 401-499, 1 57-51-15Page 413 1 1 Aug 01/05 1 1 1CES 1
(b)
Remove the cotter-pin (80), the nut (79), the washer (81), the bolt (75) and the washer (76).
(c)
Remove the slider bushes (77) from the outboard forward attachment bracket (78).
(d)
Discard the cotter-pin (80).
(20)
At the outboard aft attachment bracket:
(a)
Remove the nut (95), the bolt (97) and disconnect the bonding strap (94) from the tag (96).
(b)
Remove the cotter-pin (98), the nut (88), the washer (89), the bolt (92) and the washer (93).
(c)
Remove the floating bushes (90) from the outboard aft attachment bracket (91).
(d)
Discard the cotter-pin (98).
(21)
At the inboard aft attachment bracket:
(a)
Remove the nut (52), the bolt (50) and disconnect the bonding strap (55) from the bracket (51).
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