78-31-10
ALL ú ú N01 Page 407 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
(2)
Access Panels
415A and 416A Engine 1 - Thrust Reverser Actuator
415B and 416B Engine 1 - Thrust Reverser Actuator
415C and 416C Engine 1 - Thrust Reverser Actuator
425A and 426A Engine 2 - Thrust Reverser Actuator
425B and 426B Engine 2 - Thrust Reverser Actuator
425C and 426C Engine 2 - Thrust Reverser Actuator
435A and 436A Engine 3 - Thrust Reverser Actuator
435B and 436B Engine 3 - Thrust Reverser Actuator
435C and 436C Engine 3 - Thrust Reverser Actuator
445A and 446A Engine 4 - Thrust Reverser Actuator
445B and 446B Engine 4 - Thrust Reverser Actuator
445C and 446C Engine 4 - Thrust Reverser Actuator
417 and 418 Engine 1 - Core Cowl Panels
427 and 428 Engine 2 - Core Cowl Panels
437 and 438 Engine 3 - Core Cowl Panels
447 and 448 Engine 4 - Core Cowl Panels
E.
Install the Thrust Reverser Sleeve (Fig. 401 and 402).
S 864-018-N00
(1)
Make sure the DO-NOT-OPERATE tags are attached to the forward and
reverse thrust levers.
S 214-019-N00
(2)
Examine the tracks and the track liners (AMM 78-31-11/601).
S 214-028-N00
(3)
Examine the track sliders (AMM 78-31-13/601).
S 424-021-N00
CAUTION: MAKE SURE THE TOP AND THE BOTTOM OF THE THRUST REVERSER SLEEVE
_______
MOVE TOGETHER WHEN YOU MOVE THE THRUST REVERSER SLEEVE ON THE
TRACKS. IF THE TOP AND THE BOTTOM DO NOT MOVE TOGETHER, YOU
CAN CAUSE DAMAGE TO THE "RULON J".
MAKE SURE TO CORRECTLY ALIGN THE TRACK SLIDERS AND THE TRACKS BEFORE YOU TRY TO MOVE THE THRUST REVERSER SLEEVE. IF THEY ARE NOT ALIGNED, YOU CAN CAUSE DAMAGE TO THE "RULON J" LAYER WHICH WILL DECREASE THE PERFORMANCE OF THE THRUST REVERSER SLEEVE.
(4) Align the track sliders with the tracks.
NOTE: If necessary, you can add a radius of 0.005 to 0.015 at the
____ entry and of the "Rulon J" on the main slider of the thrust reverser. This could make it easier to install the thrust reverser sleeve.
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78-31-10
ALL ú ú N01 Page 408 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
S 424-042-N00
(5) Move the thrust reverser sleeve forward.
(a) Make sure the top and the bottom of the thrust reverser sleeve move together.
S 434-022-N00
CAUTION: DO NOT LET THE ROD ENDS OF THE HYDRAULIC ACTUATOR TURN WHEN YOU
_______ REMOVE THE BOLTS. IF THE ROD ENDS TURN, THE ROD ENDS ARE NOT ALIGNED WITH THE HYDRAULIC ACTUATOR, BODY OR WORMGEAR.
(6)
Remove the device which locks the rod ends before you install the rod end fasteners.
S 434-023-N00
(7)
Align the rod ends of with the attach points in the thrust reverser.
S 434-043-N00
(8)
Install the bolt, washer, and nut to attach the rod end for each hydraulic actuator.
(a)
Tighten the nuts to 20 pound-inches (2.6 newton-meters).
(b)
Tighten the bolt until the hole in the bolt aligns with a slot in the nut.
(c)
Install the cotter pin in the hole.
S 094-024-N00
(9)
Remove the sling and the hoist from the thrust reverser sleeve.
S 434-044-N00
(10)
Install the plugs into the thrust reverser sleeve.
(a) Tighten the plugs to 125-150 pound-inches
(16.6-19.9 newton-meters).
S 984-053-N00
WARNING: HOLD THE BLOCKER DOOR WHEN YOU DISCONNECT IT FROM THE DRAG
_______ LINK. THE BLOCKER DOOR IS FREE TO TURN ON ITS HINGES AND CAUSE INJURY TO YOU AND DAMAGE TO THE FAN COWL.
(11)
Remove the tape which was used to hold the blocker door in the stowed position.
(12)
Remove the tape and cloth from the drag link.
(13)
Connect the drag links to the blocker doors (AMM 78-31-14/401).
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本文链接地址：747-400 AMM 飞机维护手册 EXHAUST 1(112)
