S 034-007
(6)
Disconnect these electrical connectors (1):
(a)
DV140B (SYS 1)
(b)
DV141B (SYS 2)
(c)
DV145B (SYS 3)
(d)
DV149B (SYS 4)
S 024-008
(7)
Remove the shutoff wing valve.
(a)
Disconnect the hydraulic lines (8) and cap lines and ports.
(b)
Remove the mounting bolts (9).
(c)
Remove the valve (3) from the airplane.
TASK 27-13-01-404-009
3. Hydraulic Shutoff Wing Valve Installation_________________________________________
A. Consumable Materials
(1)
D00054 Lubricant - Assembly, Skydrol, MCS 352
(2)
G00062 Fluid - Hydraulic, Fire Resistant, BMS 3-11
B.
Parts ~.............................................................................. | MM | | IPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 3 | Valve | 27-13-01 | 01 | 1K | | | 4 | Adapter | | | 30 | | | 5 | O-ring | | | 35 | | | 6 | Packing | | | 40 | | | 7 | Packing (Optional) | | | 45 | | | 9 | Bolt | | | 15 | | | 10 | Washer | | | 20 | | | 11 | Nut | | | 25 | 2......…........…...................................…...........….....…........1
C.
References
(1)
06-09-08/201, Wing Access Door and Panels
(2)
12-12-01/301, Hydraulic Reservoir
(3)
20-11-14/701, Metal Surfaces
(4)
24-22-00/201, Manual Control
(5)
27-13-01/501, Hydraulic Shutoff Valve
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27-13-01
ALL ú ú 05 Page 403 ú Feb 15/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
(6)
29-11-00/201, Main Hydraulic Supply System
(7)
SSM 27-13-01
(8)
WDM 27-13-11
D.
Access
(1)
Location Zone
592 Outboard Aileron, LH
692 Outboard Aileron, RH
571 Rear Spar to Landing Gear Support Beam, LH
671 Rear Spar to Landing Gear Support Beam, RH
(2)
Access Panel Gain access to rear spar through wing gear wheel well door: 591BB Outboard Aileron, LH 691BB Outboard Aileron, RH
E.
Install the Hydraulic Shutoff Wing Valve (Fig. 401)
S 354-010
(1)
Prepare the surface of one mounting hole for the electrical bond to the airplane structure (Ref 20-11-14/701).
S 424-011
(2)
Install the shutoff wing valve.
(a)
Set the shutoff wing valve on the mounting bracket.
(b)
Install the mounting bolts (9), washers (10) and nuts (11).
(c)
Lubricate the O-ring (5), packing (6 and 7) and the threads of the adapter (fittings) (4) with assembly lube or hydraulic fluid before installation.
(d)
Install the adapter (hydraulic fittings) (4).
(e)
Connect the hydraulic lines (8) to the valve (3).
S 434-012
(3)
Connect these electrical connectors (1):
(a)
DV140B (SYS 1)
(b)
DV141B (SYS 2)
(c)
DV145B (SYS 3)
(d)
DV149B (SYS 4)
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27-13-01
ALL ú ú 05 Page 404 ú Feb 15/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 864-013
(4)
Supply hydraulic power to the system with the shutoff wing valve replaced (Ref 29-11-00/201).
S 864-014
(5)
For the applicable system, remove the DO-NOT-CLOSE tags and close these circuit breakers:
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