(2)
27-61-00/201, Spoiler/Speedbrake Control System
(3)
29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
D. Access
(1) Zones
565/665 Spoilers number 1 and 12
564/664 Spoilers number 2 and 11
563/663 Spoilers number 3 and 10
562/662 Spoilers number 4 and 9
554/654 Spoilers number 5 and 8
553/653 Spoilers number 6 and 7
E. Prepare for the Lubrication
S 863-002
(1)
Extend the trailing edge flaps.
S 043-003
(2)
Do the Deactivation Procedure for the flaps (Ref 27-51-00/201).
S 863-008
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 INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(3)
Do the Spoiler/Speedbrake Deactivation Procedure (Ref 27-61-00/201).
S 863-005
(4)
Remove the power from the left, right, and center hydraulic systems (Ref 29-11-00/201).
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
F. Procedure
S 863-009
WARNING: MAKE SURE YOU DO NOT SUPPLY HYDRAULIC POWER TO THE PCA DURING
_______ MAINTENANCE. IF YOU SUPPLY HYDRAULIC POWER, THE SPOILER PANEL WILL RETRACT IMMEDIATELY AND CAN CAUSE INJURY TO PERSONS.
(1)
Operate the manual release cam, on the bottom of the PCA, and lift the spoiler.
S 643-007
(2)
Apply a force to the lubrication equipment as shown (Fig. 302) and move the spoiler until the bearings have grease. This will occur when you turn the inner race approximately 30 to 45 degrees away from the outer race of the link bearings.
NOTE: When you move the spoiler, the ports in the outer race align
____ with the grooves in the inner race ball. Grease will flow into the bearing when the ports are aligned with the grooves.
G. Put the Airplane Back to Its Usual Condition
S 443-011
(1)
Do the Spoiler/Speedbrake activation procedure (Ref 27-61-00/201).
(2)
Do the activation procedure for the flaps (Ref 27-51-00/201).
S 443-010
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
12-21-10
ALL ú ú 01 Page 302 ú Jun 20/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
SPOILER POWER-CONTROL-
SPOILER POWER-CONTROL-
ACTUATOR AND
ACTUATOR AND
INNER HINGES
INNER HINGES
SEE A
SEE A
SPOILERS 5 THRU 8
OUTER HINGES SPOILERS 5 THRU 8
SPOILERS 1 THRU 4 SEE C OUTER HINGES SPOILERS 1 THRU 4 AND 9 THRU 12
AND 9 THRU 12 SEE C OUTER HINGES
OUTER HINGES SEE B
SEE B
SPOILER INNER SPOILER PCA
HINGES FLUSH
ZERK
BMS-3-24
BMS-3-24 (1 LOCATION FOR
(2 LOCATIONS EACH OF THE
FOR EACH OF THE 12 SPOILERS)
12 SPOILERS) 1 2
2
SPOILER PCA
SPOILER POWER-CONTROL-ACTUATOR AND INNER HINGES FLUSH
(VIEW IN THE FORWARD DIRECTION)
1 EACH SIDE, LUBRICATE THE BOTTOM THERE IS ONE LUBE FITTING FOR 5 POINTS (2 LOCATIONS BMS-3-24
FITTING ONLY FOR EACH OF THE
2 BMS 3-24 (RECOMMENDED) A 12 SPOILERS)
MIL-PRF-23827 (ALTERNATE) 2
Spoiler/Speedbrake Control System Lubrication
Figure 301 (Sheet 1)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：757 AMM 飞机维护手册 SERVICING 2(33)
