(c) Install the pressure gage between the titanium line and the flexible line.
(2) S 865-300Supply electrical power (AMM 24-22-00/201).
(3) S 865-308Make sure that these circuit breakers on the overhead panel, P11, are closed: (a) 11C12, STAB TRIM SHUTOFF LEFT (b) 11C13, STAB TRIM SHUTOFF RIGHT
(4) S 865-309Put the RIGHT and CENTER STAB TRIM SHUTOFF valve switches on the P10 panel to the CUTOUT position.
(5) S 865-301Open these circuit breakers on the P11 panel and attach DO-NOT-CLOSE tags: (a) 11B19 or 11A19, STAB TRIM ALT (IF INSTALLED) (b) 11C12, STAB TRIM SHUTOFF LEFT (c) 11C13, STAB TRIM SHUTOFF RIGHT (d) 11H11 or 11C05, STAB TRIM CONT L
S 865-310
WARNING: KEEP PERSONS AND EQUIPMENT AWAY FROM ALL CONTROL SURFACES WHEN
_______ HYDRAULIC POWER IS SUPPLIED. AILERONS, ELEVATORS, RUDDER, FLAPS, SLATS, SPOILERS, AND STABILIZER ARE FULLY POWERED SURFACES. INJURY TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR WHEN HYDRAULIC POWER IS SUPPLIED.
(6)
Pressurize the left and right hydraulic systems to 2900 - 3200 psi (20,000 - 22,060 kPa) (AMM 29-11-00/201).
S 865-302
(7)
Do these steps to remove the air from the elevator control system.
NOTE: The elevator control cables which are above the
____ stabilizer will move.
(a)
Move the elevator to the full airplane nose up position.
(b)
Move the elevator to the full airplane nose down position.
(c)
Do these steps 10 times.
S 865-311
(8) Make sure that the pressure gage shows less than 2350 psi (16,200 kPa).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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757
MAINTENANCE MANUAL
S 865-312
(9) Remove the pressure from the right hydraulic system
(AMM 29-11-00/201).
S 865-303
(10) Make sure that the pressure gage shows between 2900 - 3200 psi
(20,000 - 22,060 kPa).
S 865-304
WARNING: KEEP PERSONS AND EQUIPMENT AWAY FROM ALL CONTROL SURFACES WHEN_______
HYDRAULIC POWER IS SUPPLIED. AILERONS, ELEVATORS, RUDDER,
FLAPS, SLATS, SPOILERS, AND STABILIZER ARE FULLY POWERED
SURFACES. INJURY TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR
WHEN HYDRAULIC POWER IS SUPPLIED.
(11) Pressurize the right hydraulic system (AMM 29-11-00/201).
S 865-305
(12) Make sure that the pressure gage shows less than 2350 psi (16,200
kPa).
NOTE: You can move the elevators to the airplane nose up and____
nose down positions before you check the pressure gage.
ú
ú S 865-498
ú (13) Remove pressure from the left and right hydraulic systems
ú (AMM 29-11-00/201).
H. Put the Airplane Back to Its Usual Condition (Procedure 2)
S 095-313
(1) Remove the tee and the pressure gage from the hydraulic line.
(a) Connect the titanium pressure line to the flexible line.
S 865-325
WARNING: KEEP PERSONS AND EQUIPMENT AWAY FROM ALL CONTROL SURFACES WHEN_______
HYDRAULIC POWER IS SUPPLIED. AILERONS, ELEVATORS, RUDDER,
FLAPS, SLATS, SPOILERS, AND STABILIZER ARE FULLY POWERED
SURFACES. INJURY TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR
WHEN HYDRAULIC POWER IS SUPPLIED.
(2) Pressurize the left hydraulic system (AMM 29-11-00/201).
S 865-316
(3) Do the steps that follow to remove the air from the elevator control
system.
(a) Move the elevator to the full airplane nose up position.
(b) Move the elevator to the full airplane nose down position.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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757 MAINTENANCE MANUAL
(c) Do these steps 10 times.
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本文链接地址：757 AMM 飞机维护手册 飞行操纵 FLIGHT CONTROLS 3(61)
