CENTER HYDRAULIC ACTUATOR (REF)
LOWER HYDRAULIC ACTUATOR (REF)
A
Thrust Reverser Torque Box - Inspection
Figure 602

F59371
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S 216-007-N00
 (2)  
Examine the torque box for wear or damage.

 (a)  
Examine the torque box for cracks.

 1)  If the wear or damage is more than the limits, repair the torque box (SRM 54-30-02).

 (b)
Examine the torque box for nicks, gouges, and corrosion.

 1)  If the wear or damage is more than the limits, repair the torque box (SRM 54-30-02).

 (c)  
Examine the torque box for holes and punctures. 1) Holes or punctures in the torque box are not permitted.

 D.  
Put the airplane back to its usual condition.

 S 416-008-N00
 (1)  Close the fan cowl panels (AMM 71-11-04/201).
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THRUST REVERSER LATCH BAND ANCHOR STRAP - REMOVAL/INSTALLATION
______________________________________________________________
 1.  General
_______
 A.  The latch band anchor strap will be referred to as the anchor strap in this procedure.
 B.  This procedure has two tasks. The first task shows how to remove the anchor strap from the latch band. The second task shows how to install the anchor strap on the latch band.
 C.  Find the latch band anchor strap on the fan case after you open the fan cowl panels.
 TASK 78-31-03-004-030-N00
 2.  Remove the Latch Band Anchor Strap
__________________________________
 A.  References
 (1)  
AIPC 78-31-01, Fig. 1

 (2)  
AMM 27-62-00/201, Speed Brake Control System

 (3)  
AMM 71-11-04/201, Fan Cowl Panels

 (4)  
AMM 78-31-00/201, Thrust Reverser System

 B.  
Access

 (1)  
Location Zones 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
 413 and 414 Fan Cowl Panels - Engine 1
 423 and 424 Fan Cowl Panels - Engine 2
 433 and 434 Fan Cowl Panels - Engine 3
 443 and 444 Fan Cowl Panels - Engine 4

 C.  
Prepare to Remove the Anchor Strap (Fig. 401).

 S 864-003-N00
 (1)  Make sure the forward thrust levers are in the idle position and attach the DO-NOT-OPERATE tags.
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
S 864-023-N00
 (2)  Make sure the reverse thrust levers are in the fully stowed position and attach the DO-NOT-OPERATE tags.
 S 044-022-N00
 WARNING: DO THE THRUST REVERSER DEACTIVATION PROCEDURE TO PREVENT THE
_______
 OPERATION OF THE THRUST REVERSER. THE ACCIDENTAL OPERATION OF
 THE THRUST REVERSER CAN CAUSE INJURIES TO PERSONS OR DAMAGE TO
 EQUIPMENT.

 (3)  
Do this task: Thrust Reverser Deactivation for Ground Maintenance
 (AMM 78-31-00/201).

 S 014-028-N00

 (4)  
Open the fan cowl panels (AMM 71-11-04/201).

 D.
Remove the Anchor Strap (Fig. 401).

 S 034-006-N00
　
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