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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
(d)  Do a check of the transfer dye or petroleum jelly on the fire seal.
 NOTE: The width of the petroleum jelly or transfer dye must be
____ a minimum of 0.25 inch along the full length of the seal.
 1)  If the width is less than 0.25 inch, do the adjustment procedure for the thrust reverser (AMM 78-31-01/501).
 (e)  Clean the transfer dye or petroleum jelly from the seal and the strut.
 F.  Put the Airplane Back to Its Usual Condition.
 S 416-064-N00
 WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO CLOSE THE THRUST
_______ REVERSER. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURY TO PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR.
 (1)  
Close the thrust reversers (AMM 78-31-00/201).

 S 416-065-N00

 (2)  
Install the core cowl panels (AMM 71-11-06/401).

 S 416-066-N00

 (3)  
Close the fan cowl panels (AMM 71-11-04/201).

 S 416-067-N00

 (4)  
Close the access panels for the hydraulic bay on each strut
 (AMM 54-62-00/201).

 S 416-068-N00

 (5)  
Install the fairing on the forward strut (AMM 54-62-04/401).

 S 416-078-N00

 (6)  
Close the access panels for the hydraulic bay on each strut
 (AMM 54-62-00/201).

 S 446-069-N00

 (7)  
Do the activation procedure for the thrust reverser
 (AMM 78-31-00/201).

 S 446-070-N00

 (8)  
Do the activation procedure for the speed brake control system (AMM 27-62-00/201).

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
S 446-076-N00
 (9)  
Do the activation procedure for the leading edge flaps. (AMM 27-81-00/201).

 S 866-071-N00

 (10)
 Remove the DO-NOT-OPERATE tags from the thrust levers.

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
EXHAUST - REPAIRS
_________________
 1.  General
_______
 A.  There are three tasks in this procedure.
 B.  The first task is a repair for the fire seals. The fire seals are along the bottom of the upper bifurcation and compress against the bottom side of the strut.
 C.  The second task is a repair for the vertical blade seals. The vertical blade seals are between the engine fan case and the thrust reverser.
 D.  The third task is a repair for the bullnose seal. The bullnose seals are on the inner, forward-edge of the translating sleeves and compress against the bullnose fairings.
 TASK 78-00-00-308-001-N00
 2.  Repair the Fire Seals
_____________________
 A.  Standard Tools and Equipment
 (1)  
Knife - Xacto

 B.  
Consumable Materials

 (1)  
A00231 - Adhesive, RTV 174 or RTV 102, General
 Electric

 (2)  
G00033 - Cheesecloth, Woven Class A, BMS 15-5B

 (3)  
G00320 - Glasscloth, Fabric Style 120, type D

 (4)  
G00384 - Transfer Dye, HYSPOT 107

 (5)  
B00316 - Aliphatic Solvent, Naphtha - TT-N-95A

 (6)  
D00250 - Petroleum Jelly, White

 C.  
References

 (1)  
AMM 71-11-04/201, Fan Cowl Panels

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

 (3)  
AMM 78-31-00/201, Thrust Reverser System

 (4)  
AMM 78-31-01/501, Thrust Reverser

 D.  
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
　
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