S 865-044
(9)
Put the RIGHT and CENTER STAB TRIM SHUTOFF switches on the P10 panel to NORM.
S 865-045
(10)
Move both of the STAB TRIM control levers aft full travel.
(a)
Make sure that the stabilizer moves in the airplane nose up direction (stabilizer leading edge down).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-41-00
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A
757 MAINTENANCE MANUAL
S 865-046
(11)
Release both of the STAB TRIM control levers.
(a)
Make sure that the stabilizer movement stops.
S 865-047
(12)
Move both of the STAB TRIM control levers aft full travel and hold until the travel limit mechanism cancels the lever input. (When the limit mechanism cancels, a sudden increase in force is necessary to hold the left lever aft.)
S 865-048
(13)
Put the RIGHT and CENTER STAB TRIM SHUTOFF switches on the P10 panel to CUTOUT.
S 215-049
(14)
Make sure that the lower stop surfaces on the stabilizer trim ballscrew actuator have not hit each other.
S 215-050
(15)
Make sure that both stabilizer trim position indicators show
15.5 | 1/4 units of trim.
G. AIRPLANES WITH ALTERNATE STAB TRIM SWITCHES ON THE CONTROL STAND; Alternate-Electric Operation and Travel Limits Test
S 215-542
(1)
Make sure that the RIGHT and CENTER STAB TRIM SHUTOFF switches on the P10 panel are at the NORM position.
S 215-543
(2)
Make sure that the right and center hydraulic systems are
pressurized (Ref 29-11-00).
S 865-544
(3)
Move the alternate stab trim switches forward.
(a)
Make sure that the stabilizer moves in the airplane nose down direction (stabilizer leading edge up).
S 865-642
(4)
Release the alternate stab trim switches.
(a)
Make sure that the stabilizer movement stops.
S 865-545
(5)
Move the alternate stab trim switches forward and hold until the stabilizer stops.
S 865-546
(6)
Put the RIGHT and CENTER STAB TRIM SHUTOFF switches on the P10 panel to the CUTOUT position.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-41-00
ALL ú ú 06 Page 517 ú Dec 20/93
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
S 215-547
(7)
Make sure that the upper stops of the stabilizer ballscrew actuator have not hit each other.
S 225-548
(8)
Make sure that both stabilizer trim position indicators show
0.20 | 0.25 units of trim.
S 865-549
(9)
Put the RIGHT and CENTER STAB TRIM SHUTOFF switches on the P10 panel to the NORM position.
S 865-550
(10)
Move the alternate stab trim switches aft.
(a)
Make sure that the stabilizer moves in the airplane nose up direction (stabilizer leading edge down).
S 865-551
(11)
Release the alternate stab trim switches.
(a)
Make sure that the stabilizer movement stops.
S 865-552
(12)
Move the alternate stab trim switches aft and hold until the stabilizer stops.
S 865-553
(13)
Put the RIGHT and CENTER STAB TRIM SHUTOFF switches on the P10 panel to the CUTOUT position.
S 215-554
(14)
Make sure that the lower stop surfaces on the stabilizer ballscrew actuator have not hit each other.
S 225-555
(15)
Make sure that both stabilizer trim positions indicators show
15.30 | 0.25 units of trim.
H. AIRPLANES WITH STAB TRIM LEVERS ON THE CONTROL STAND; Manual Override Operation Test
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本文链接地址：757 AMM 飞机维护手册 飞行操纵 FLIGHT CONTROLS 4(10)
