TASK 72-34-03-206-005-N00
 2.  Fan Exit Liner Segment Inspection (Inner Rear)
______________________________________________
 A.  References
 (1)  
AMM 71-11-04/201, Fan Cowl Panels

 (2)  
AMM 71-11-06/201, Core Cowl Panels

 (3)  
AMM 72-34-03/401, Fan Exit Liner Segments (Inner Rear)

 (4)  
AMM 72-34-03/801, Fan Exit Liner Segments (Inner Rear)

 (5)  
AMM 78-31-00/201, Thrust Reverser System

 B.  
Access

 (1)  
Location Zone
 412 Engine 1 - LPC Intermediate Case
 422 Engine 2 - LPC Intermediate Case
 432 Engine 3 - LPC Intermediate Case
 442 Engine 4 - LPC Intermediate Case

 (2)  
Access Panel
 415 Left Thrust Reverser Half - Engine 1
 416 Right Thrust Reverser Half - Engine 1
 425 Left Thrust Reverser Half - Engine 2
 426 Right Thrust Reverser Half - Engine 2
 435 Left Thrust Reverser Half - Engine 3
 436 Right Thrust Reverser Half - Engine 3
 445 Left Thrust Reverser Half - Engine 4
 446 Right Thrust Reverser Half - Engine 4

 C.  
Do the Inspection of the Fan Exit Liner Segments

 S 046-001-N00
 WARNING: DO THE DEACTIVATION PROCEDURE TO PREVENT THE OPERATION OF THE
_______ THRUST REVERSER. THE ACCIDENTAL OPERATION OF THE THRUST REVERSER CAN CAUSE INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT.
 (1)  
Do the deactivation procedure for the thrust reverser for ground maintenance (AMM 78-31-00/201).

 (2)  
Open the fan cowl panel (AMM 71-11-04/201).

 S 016-002-N00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
S 016-003-N00
 (3)  Open the core cowl panel (AMM 71-11-06/201).
 S 016-004-N00
 WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO OPEN THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR.
 (4)  
Open the thrust reverser (AMM 78-31-00/201).

 S 226-006-N00

 (5)  
Compare the damage that you find on the outer liner segments with the limits in Tables 601, 602, 603.

 (a)  
If you see a liner segment or fastener that is loose, make sure the bolt or screw has a minimum torque of 15 pound-inches

 (1.695 newton-meters).
 NOTE: ENGINES PRE-PW-SB 72-107 use screws, and ENGINES
____ POST-PW-SB 72-107 use bolts.
 ~............................................................................... | INSPECTION FOR PARTS THAT ARE MISSING OR ARE LOOSE, AND FOR RUBBER SEALS | | Table 601 | ................................................................................. | AREA: CONDITION OBSERVED | NECESSARY PROCEDURE | .................................................................................
 | Liner Segment:  |  Replace or tighten the liner as applicable  |
 | all or part of the liner  |  within 50 hours of operation  |
 | that is missing or loose  |  (AMM 72-34-03/401).  |

 ................................................................................. | Screws/Bolts: One or more | Replace or tighten the screws as applicable | | that is missing or loose | within 50 hours of operation. | ................................................................................. | Rubber Seals: Cuts or tears| Repair the rubber seal within 50 hours of | | on the ends of the seals | operation (72-34-03/801). | 2............................…..................................................1
 (b)  If the damage to the outer liner segment, referred to in Table 602, is less than the limits, no procedure is necessary.
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 ALL  ú ú N01 Page 602 ú Jun 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
　
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