27-21-00
ALL ú ú 01 Page 519 ú Jan 28/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
S 865-032
(2)
Open these circuit breakers on the P11 panel and attach DO-NOT-CLOSE tags:
(a)
11D18 or 11G10, RUD RATIO
(b)
11H17, FLT CONT SHUTOFF TAIL LEFT
(c)
11H18, FLT CONT SHUTOFF TAIL CTR
(d)
11H28, FLT CONT SHUTOFF TAIL RIGHT
S 215-033
(3)
Move the rudder pedals through their full travel range and do this check:
(a)
Make sure the rudder does not move.
S 865-002
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.
(4)
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the P11 panel:
(a)
11D18 or 11G10, RUD RATIO
(b)
11H17, FLT CONT SHUTOFF TAIL LEFT
S 865-034
(5)
Remove the DO-NOT-OPERATE tag and move the FLT CONTROL SHUTOFF switch L on the P61 panel to ON. Make sure the correct switch position light is OFF.
S 215-426
(6)
Operate the rudder pedals through their full travel range and do these checks:
(a)
Make sure the rudder operates correctly and smoothly in each direction.
(b)
Make sure the rudder position indicator operates correctly and moves to its full scale position in each direction (approximately 30 degrees).
(7)
Remove the power from the left hydraulic system (AMM 29-11-00/201).
S 865-036
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-21-00
ALL ú ú 03 Page 520 ú Sep 28/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
S 865-003
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.
(8)
Remove the DO-NOT-CLOSE tag and close this circuit breaker on the P11 panel:
(a)
11H18, FLT CONT SHUTOFF TAIL CTR
S 865-037
(9)
Remove the DO-NOT-OPERATE tag and move the FLT CONTROL SHUTOFF switch C on the P61 panel to ON. Make sure the correct switch position light is OFF.
S 215-038
(10)
Move the rudder pedals through their full travel range and do these checks:
(a)
Make sure the rudder operates correctly and smoothly in each direction.
(b)
Make sure the rudder position indicator operates correctly and moves to its full scale position in each direction (approximately 30 degrees).
S 865-039
(11) Remove the power from the center hydraulic system (AMM 29-11-00/201).
S 865-004
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.
(12)
Remove the DO-NOT-CLOSE tag and close this circuit breaker on the P11 panel:
(a)
11H28, FLT CONT SHUTOFF TAIL RIGHT
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
27-21-00
ALL ú ú 01 Page 521 ú Sep 28/00
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