S 494-014
(12)
Hold the outboard elevator PCP in its position.
E.
Remove the Outboard Elevator
S 024-015
(1) Remove the outboard elevator:
WARNING: MOVE ALL PERSONS AND EQUIPMENT AWAY FROM THE AREA BELOW
_______ THE ELEVATORS. OBJECTS CAN FALL AND CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(a)
Disconnect the input control rod of the outboard elevator position transmitter from the outboard elevator front spar.
(b)
Disconnect the bonding jumpers (4) and (25) from the elevator hinges.
(c)
Remove the bolt assembly (35) from the actuator ram (36):
1) Use the spanner wrench to remove the bolt assembly (35), nuts (31) and (33), and washer (32).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-31-02
ALL ú ú 02 Page 403 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
SEE A
SEE B
SLING
HOIST FITTINGS
A
NOTE:SLING SHOWN TO LIFT THE LEFT ELEVATOR. TURN THROUGH 180` AND CHANGE THE HOIST FITTINGS TO LIFT THE RIGHT ELEVATOR.
Outboard Elevator Sling Figure 401
OUTB'D INB'D LIFT LIFT
B
OUTBOARD ELEVATOR (APPROXIMATE 475 POUNDS)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-31-02
ALL ú ú 01 Page 404 ú Oct 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
SEE B
SEE E STOP BALLSCREW
SEE D A "B" DIMENSION BALLNUT STOP
SEE A
OUTBOARD ELEVATOR HINGE SEE C
B
SEE G
OUTBOARD ELEVATOR REACTION HINGE
SUMMING LEVER
SEE J
INPUT CONTROL ROD 39. NUT 37. INPUT 38. WASHER ROD BOLT CONTROL C OUTBOARD ELEVATOR ACTUATOR RAM LUG
Outboard Elevator Installation Figure 402 (Sheet 1)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-31-02
ALL ú ú 01 Page 405 ú Jun 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
1. BOLT (4 LOCATIONS)
11. OUTBOARD
ELEVATOR 2. WASHER
HINGE ASSEMBLY (4 LOCATIONS)
3. LARGE
WASHER(S)
AS REQUIRED
FLANGED ELEVATOR
10. NUT BUSHING FRONT SPAR
3. LARGE
9. SMALL WASHER(S)
WASHER AS REQUIRED
SEE F
7. SLEEVE BUSHING
4. BONDING JUMPER
8. HINGE FITTING 6. LOCK-5. BOLT WASHER
7. SLEEVE BUSHING
D
12.
NUT
13.
WASHER
14.
WASHER
17. POSITION INDICATOR 4. BONDING
CONTROL ROD JUMPER
16. WASHER
18.
SCREW
19.
WASHER 15. SCREW
20.
NUT
F
E
Outboard Elevator Installation Figure 402 (Sheet 2)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-31-02
ALL ú ú 01 Page 406 ú Oct 10/90
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL
SEE H
21.
INNER NUT
22.
OUTER NUT
OUTBOARD
23.
WASHER ELEVATOR
ATTACHMENT
25. BONDING
JUMPER
24. BOLT ASSEMBLY
26. SCREW
REACTION
HINGE
27.
WASHER