(a)
11C10, RUD TRIM
(b)
11H17, FLT CONT SHUTOFF TAIL LEFT
(c)
11H18, FLT CONT SHUTOFF TAIL CTR
(d)
11H28, FLT CONT SHUTOFF TAIL RIGHT
(e)
11J15, AILERON TRIM
(f)
11J17, RUDDER TRIM POS
D.
Aileron and Rudder Trim Module - Removal (Fig. 201)
S 032-005
(1)
Turn the four fasteners that connect the trim module to the aft electronic control panel, P8.
S 022-006
(2)
Lift the trim module from the P8 panel and do these steps:
(a)
Disconnect the two electrical connectors from the trim module.
(b)
Remove the module from the P8 panel.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757
MAINTENANCE MANUAL
FASTENER FOR THE TRIM MODULE (4 LOCATIONS)
RUDDER TRIM INDICATOR
LIGHTPLATE
RUDDER
TRIM KNOB
AILERON AND RUDDER TRIM MODULE
A
Aileron and Rudder Trim Module
Figure 201
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ú Jun 20/91
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
TASK 27-21-23-422-007
3. Aileron and Rudder Trim Control Module - Installation_____________________________________________________
A. References
(1)
24-22-00/201, Electrical Power - Control
(2)
27-11-00/501, Aileron and Aileron Trim Control System
(3)
27-21-00/501, Rudder and Rudder Trim Control System
(4)
29-11-00/201, Main (Left, Right, and Center Hydraulic Systems)
B.
Access
(1)
Location Zones
211/212 Control Cabin
C.
Aileron and Rudder Trim Module - Installation (Fig. 201)
S 432-008
(1)
Connect the two electrical connectors to the bottom of the trim module.
S 422-009
(2)
Put the module in its correct position and do this step:
(a)
Turn the four fasteners that connect the trim module to the aft electronic control panel, P8.
S 212-010
(3)
Make sure the trim module is tightly held in its correct position.
S 862-011
(4)
Remove the DO-NOT-CLOSE tags and close these circuit breakers on the overhead panel, P11:
(a)
11C10, RUD TRIM
(b)
11H17, FLT CONT SHUTOFF TAIL LEFT
(c)
11H18, FLT CONT SHUTOFF TAIL CTR
(d)
11H28, FLT CONT SHUTOFF TAIL RIGHT
(e)
11J15, AILERON TRIM
(f)
11J17, RUDDER TRIM POS
S 862-012
(5)
Remove the DO-NOT-OPERATE tags and move the FLT CONTROL SHUTOFF L, R, and C switches on the right side panel, P61, to ON.
S 712-013
(6)
Do the operational test for the aileron trim control system (Ref 27-11-00).
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
757 MAINTENANCE MANUAL
S 712-014
(7)
Do the operational test for the rudder trim control system (Ref 27-21-00).
S 212-015
(8)
Make sure the trim switch knob does not touch the lightplate surface during its operation.
D.
Put the Airplane Back to Its Usual Condition
S 862-016
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