78-31-11
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////

Thrust Reverser Track Liners Installation
Figure 401

EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

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S 024-003-N00
 (3)  
Remove the bolt and washer which keeps the track liner retainer.

 S 024-004-N00

 (4)  
Remove the track liner retainer and the pin retainer from the track liner.

 S 984-005-N00
 CAUTION: WHEN YOU HOLD THE FREE EDGES OF THE TRACK LINER TOGETHER, APPLY
_______ ONLY SUFFICIENT FORCE TO LET THE LINER MOVE IN THE TRACK. IF YOU APPLY TOO MUCH FORCE, YOU CAN CAUSE DAMAGE TO THE TRACK LINER.
 (5)  
Hold (squeeze) the free edges of the track liner together until the track liner can be moved in the track.

 S 024-038-N00

 (6)  
Pull the track liner out of the track.

 TASK 78-31-11-404-039-N00
 3. Install the Track Liner
_______________________
 A. Reference
 (1)  
AMM 78-31-10/401, Thrust Reverser Sleeve

 (2)  
IPC 78-31-01, Figs. 21 and 22

 B.
Access

 (1)  
Location Zone
 415 and 416 Engine 1 - Thrust Reverser Halves
 425 and 426 Engine 2 - Thrust Reverser Halves
 435 and 436 Engine 3 - Thrust Reverser Halves
 445 and 446 Engine 4 - Thrust Reverser Halves

 (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

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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
C. Install the Track Liner (Fig. 401)
 S 824-008-N00
 CAUTION: WHEN YOU HOLD THE FREE EDGES OF THE TRACK LINER TOGETHER, APPLY
_______ ONLY SUFFICIENT FORCE TO LET THE LINER MOVE IN THE TRACK. IF YOU APPLY TOO MUCH FORCE, YOU CAN CAUSE DAMAGE TO THE TRACK LINER.
 (1)  Hold (squeeze) the free edges of the track liner together until the track liner can be moved in the track.
 (a)  
Put the track liner into the track.

 (b)  
Make sure the edges of the track liner are parallel with the track.

 (c)  
Make sure the track liner is tightly installed to not let contamination get between the track liner and the track.

 S 424-009-N00
 (2)  
Install the retainer and the pin retainer in the track liner.

 S 424-010-N00

 (3)  
Install the washer and bolt into the retainer.

 S 824-042-N00

 (4)  
Align the track liner and the holes in the track.

 S 424-011-N00

 (5)  
Install the bolts in the holes.

 (a)  
Install the washers and nuts.

 (b)  
Install the lockwire in the forward bolt.