S 034-010
(9)
Disconnect the four hydraulic drain seal lines from the actuator brakes and motors.
S 034-011
(10)
Disconnect the hydraulic lines from the actuator unions and clamps and turn them away from the actuator.
S 034-012
(11)
Install plugs and caps on all of the disconnected hydraulic lines and ports.
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A
757 MAINTENANCE MANUAL
FWD
BRACKET TURNBUCKLE I-FRAME (4 LOCATIONS) PINS BEAM ASEE TELESCOPING
1TROLLEY INVERTED T-TRACK (VIEW WHEN YOU LOOK UP, AFT AND LEFT OUTBOARD) STABILIZER BALLSCREW ACTUATOR REMOVAL EQUIPMENT
PINS TELESCOPING BEAM
INVERTED T-TRACK RAIL HANGER
FISHPOLE HOIST SLING TROLLEY
STABILIZER BALLSCREW
FWD
A
1 ACCESS DOOR 311AL IS BETWEEN THESE TWO FRAMES.
Stabilizer Trim Ballscrew Actuator Installation Figure 402 (Sheet 1)
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757
MAINTENANCE MANUAL
AFT OF ACCESS FIRST UPPER BULKHEAD AFT OF ACCESS BULKHEAD SECOND UPPER BOLT WASHER NUT (4 LOCATIONS) RETAINER (2 LOCATIONS)
DOOR DOOR RETAINER
(2 LOCATIONS)
BRACKET
(4 LOCATIONS) BALLSCREW
SUPPORT
FRONT
LATERAL
FRAME
I-FRAME TURNBUCKLE
ASSEMBLY
TOP END STOP MID-LENGTH
BALLSCREW PIN
SUPPORT
TRUNNION STABILIZER
BALLSCREW LUGS
AA
UPPER GIMBAL A-A
RETAINER
(2 LOCATIONS) BALLSCREW SUPPORT
STABILIZER SAFETY
WING BOX SHAFT
BOLT WASHER NUTSTABILIZER (2 LOCATIONS)BALLSCREW
ACTUATOR
ANTIROTATION
CABLES
BB
FWD BOLT BOLT
WASHER WASHER
NUT NUT
(4 LOCATIONS) (2 LOCATIONS)
LOWER GIMBAL B-B
Stabilizer Trim Ballscrew Actuator Installation Figure 402 (Sheet 2)
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757
MAINTENANCE MANUAL
STABILIZER BALLSCREW ACTUATOR
A
1 THE GAGE ASSEMBLY CAN BE USED TO ACCURATELY SET THE STABILIZER DIMENSION B TO 19.07 |0.01 INCHES (484.38 |0.25 mm).
TO USE, PUT THE GAGE ASSEMBLY AGAINST THE
BALLSCREW SUCH THAT THE LOWER BOLTHEAD IS
ON THE SHOULDER OF THE LOWER STOP. MAKE
SURE THAT THE FEELER BLADE CANNOT BE PUT
BETWEEN THE GAGE ASSEMBLY UPPER BOLTHEAD
AND THE SHOULDER OF THE UPPER STOP. MAKE
SURE THE SHOULDER OF THE UPPER STOP DOES
NOT TOUCH THE UPPER BOLTHEAD.
Measurement of Stabilizer Dimension B
Figure 403
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