D. Procedure
S 042-135-N00
WARNING: DO THE DEACTIVATION PROCEDURE FOR THE SPOILERS OR MOVE ALL
_______ PERSONS AND EQUIPMENT AWAY FROM THE SPOILERS. THE SPOILERS CAN RETRACT QUICKLY AND CAUSE INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT.
(1)
Do the deactivation procedure for the spoiler/speedbrake control system for ground maintenance (AMM 27-62-00/501).
S 862-048-N00
(2)
Open this circuit breaker, 7G6 SPEED BRAKE AUTO CONT, on the overhead circuit breaker panel, P7.
(a) Attach the DO-NOT-CLOSE tag.
TASK 76-11-03-002-049-N00
23. Remove the Speed Brake Lever Cover (Fig. 210)
__________________________________
A. General
(1) This task gives access to the speed brake lever assembly.
B. References
(1) IPC 76-11-03
C. Access
(1) Location Zone
221 Control Cabin, LH
222 Control Cabin, RH
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
SEE A SCREW (5 LOCATIONS)
SPEED BRAKE LEVER COVER
A
Control Stand - Speed Brake Lever Cover Installation Figure 210
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D. Procedure
S 032-050-N00
(1) Remove the speed brake lightplate.
(a)
Remove the three screws from the speed brake lightplate.
(b)
Disconnect the connector for the speed brake lightplate.
(c)
Remove the speed brake lightplate.
(d)
Keep the speed brake lightplate.
S 022-051-N00
(2) Remove the cover on the speed brake lever.
(a)
Remove the five screws from the cover.
(b)
Lift the cover.
(c)
Disconnect the inline electrical connectors.
(d)
Remove the cover.
(e)
Keep the cover.
TASK 76-11-03-862-052-N00
24. Remove the Electrical Power from the Flap Lever RVDT (Fig. 201)
____________________________________________________
A. General
(1)
This task removes the electrical power from the flap lever RVDT.
(2)
You must do this task before you do the maintenance on the components that follow: the thrust lever assemblies, autothrottle servomotor and brake assembly, the speed brake lever assembly, and the flap lever assembly. This will prevent the accidental operation of the flap lever which can cause injury to persons or damage to equipment.
B. References
(1) AMM 27-81-00/201, Leading Edge Flap System
C. Access
(1) Location Zone
221 Control Cabin, LH
222 Control Cabin, RH
D. Procedure
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S 042-053-N00
WARNING:_______DO THE DEACTIVATION PROCEDURE FOR THE FLAPS. THE ACCIDENTAL OPERATION OF THE FLAPS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(1)
Do the deactivation procedure for the drive circuit of the leading edge flap for ground maintenance (AMM 27-81-00/201).
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