S 024-017
(9)
Remove the lever assembly from the control stand.
TASK 27-41-02-424-018
3. Install the STAB TRIM Levers____________________________
A. Equipment
(1)
Push-pull Gage - 0 to 15 lb (|0.125 lb) range -Commercially Available
B.
References
(1)
06-42-00/201, Empennage Access Doors and Panels
(2)
24-22-00/201, Electrical Power
(3)
25-50-01/401, Cargo Compartment Ceiling Lining
(4)
27-41-00/501, Stabilizer Trim Control System
(5)
29-11-00/201, Main (Left, Right, and Center) Hydraulic Systems
(6)
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 Panels
311AL Forward Stabilizer Compartment
D.
Install the STAB TRIM Levers (Fig. 401)
(1)
Put the lever assembly in its correct position in the control stand.
S 424-019
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27-41-02
CONTROL STAND ú ú 03 Page 405 ú Jun 20/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
S 434-020
(2)
Install the three bolts that hold the shaft assembly to the control stand.
S 214-021
(3)
Make sure cables ST1A and ST1B are correctly positioned in the lever drum grooves and in the pulleys below the control stand.
S 824-022
(4)
Make the cables tight.
S 434-023
(5)
Remove the tags and use turnbuckles to connect the correct cables sections together.
S 434-024
(6)
Install the bolt, bushing, washer, and nut that connect the right STAB TRIM lever to the link assembly.
S 434-025
(7)
Install the left Electronic Flight Instrument System (EFIS) control panel (Ref 34-22-02).
S 434-026
(8)
Install the top left panel on the side of the control stand.
S 434-027
(9)
Install the left seal assembly on the control stand.
S 434-028
(10)
Install the knobs on the STAB TRIM levers.
S 834-029
(11)
Do the adjustment for the stabilizer body cables (Ref 27-41-00).
S 714-030
(12)
Do the Manual Override Lever Travel Test (Ref 27-41-00).
S 714-031
(13)
Do the Manual Override Lever Force Test (Ref 27-41-00).
E.
Put the Airplane Back to Its Usual Condition
S 864-032
(1)
Remove the pressure from the right and center hydraulic systems (Ref 29-11-00).
S 864-033
(2)
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the overhead panel, P11:
(a)
11C12, STAB TRIM SHUTOFF LEFT
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. AIRPLANES WITH STAB TRIM LEVERS ON THE ú
27-41-02
CONTROL STAND ú ú 03 Page 406 ú Jun 20/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
(b) 11C13, STAB TRIM SHUTOFF RIGHT S 434-034
WARNING:_______ OBEY THE INSTRUCTIONS IN THE PROCEDURE TO INSTALL THE CARGO
LINING. THE INCORRECT INSTALLATION OF THE CARGO LINING CAN LET
THE FIRE EXTINGUISHING AGENT OR SMOKE OUT OF THE CARGO
COMPARTMENT DURING A FIRE.
(3)
Install the ceiling lining (Ref 25-50-01).
S 864-035
(4)
Put the RIGHT and CENTER STAB TRIM SHUTOFF valve switches on the control stand panel, P10, to the NORM position.
S 414-036
(5)
Close the access door for the forward stabilizer compartment, 311AL (Ref 06-42-00).
