27-41-01
 ALL  ú ú 01 Page 404 ú Jan 28/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A

757
MAINTENANCE MANUAL

 S 864-022
 (3)  
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the overhead panel, P11:

 (a)  
11C12, STAB TRIM SHUTOFF LEFT

 (b)  
11C13, STAB TRIM SHUTOFF RIGHT

 (c)  
11H11 or 11C5, STAB TRIM CONT L

 (d)  
11H20, STAB TRIM CONT RIGHT

 S 864-023
 (4)  Put the RIGHT and CENTER STAB TRIM SHUTOFF valve switches on the control stand panel, P10, to the NORM position.
 S 864-024
 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. INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR WHEN HYDRAULIC POWER IS SUPPLIED.
 (5)
Pressurize the right and center hydraulic systems (Ref 29-11-00).

 S 864-025

 (6)  
Move the control wheel switch to the APL NOSE UP and APL NOSE DN positions.

 S 214-026

 (7)  
Make sure the stabilizer moves as follows:

 (a)  
The stabilizer leading edge moves down when the control wheel switch is in the APL NOSE UP position.

 (b)  
The stabilizer leading edge moves up when the control wheel switch is in the APL NOSE DN position.

 G.
Put the Airplane Back to Its Usual Condition

 S 434-027
 (1)  
Put the connectors in the control wheel hub.

 (2)  
Install the medallion.

 S 864-029

 (3)  
Remove the power from the right and center hydraulic systems (Ref 29-11-00).

 (4)
Remove electrical power if it is not necessary (Ref 24-22-00).

 S 434-028
 S 864-030
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 27-41-01
 ALL  ú ú 01 Page 405 ú Sep 20/93
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757 MAINTENANCE MANUAL
 STABILIZER TRIM LEVER - REMOVAL/INSTALLATION
____________________________________________
 1.  General_______
 A. This procedure contains steps to remove and install the STAB TRIM levers.
 TASK 27-41-02-024-001
 2.  Remove the STAB TRIM Levers___________________________
 A. Equipment
 (1)  
Rig Pins from Set B20003-XX (AMM 20-10-24/201):

 (a)  
E/ST1 - P/N B20003-21

 (b)  
E/ST2 - P/N B20003-21

 B.
References

 (1)  
AMM 06-42-00/201, Empennage Access Doors and Panels

 (2)  
AMM 24-22-00/201, Electrical Power

 (3)  
AMM 29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems

 (4)  
AMM 34-22-02/201, EFIS Control Panel

 C.
Access

 (1)  
Location Zones 121/122 Forward Cargo Compartment 211/212 Control Cabin 311 Area Aft of Pressure Bulkhead to BS 1787.45 (Left)

 (2)  
Access Panel
 311AL Forward Stabilizer Compartment

 D.
Prepare for the Removal

 S 864-002
 (1)  Supply electrical power (AMM 24-22-00/201).
 S 864-003
 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. INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR WHEN HYDRAULIC POWER IS SUPPLIED.
 (2)  Pressurize the center and right hydraulic systems
 (AMM 29-11-00/201).

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 27-41-02
 CONTROL STAND  ú ú 02 Page 401 ú May 28/02
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A

757
MAINTENANCE MANUAL

CONTROL STAND
SEE A FLIGHT COMPARTMENT
　
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