(i) Apply the sealant to Area AL (Figure 402 Sheet 7) as follows: 1) Clean the areas the sealant will touch, with Alcohol. 2) Apply the sealant. 3) Dry the sealant in air that is at ambient temperature. 4) Make sure the relative humidity is a minimum of 25 percent. 5) Make sure the sealant dries for a minimum of two hours, and
until it is dry (not tacky), before you touch the parts. 6) It is recommended that you cure the sealant for a minimum of eight hours, before you operate the engine.
F. Put the Airplane Back to Its Usual Condition.
S 414-042-N00
WARNING: OBEY THE INSTRUCTIONS IN THE PROCEDURE TO CLOSE THE THRUST
_______ REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(1)
Close the thrust reversers (AMM 78-31-00/201).
(2)
Close the core cowl panels (AMM 71-11-06/201).
(3)
Close the fan cowl panels (AMM 71-11-04/201).
S 414-044-N00
S 414-045-N00
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
S 444-046-N00
(4)
Do the activation procedure for the thrust reverser (AMM 78-31-00/201).
S 944-047-N00
(5)
Remove the DO-NOT-OPERATE tag from the ENG START switch on the P5 panel.
TASK 72-34-04-424-048-N00
5. Install The Access Covers of the Fan Exit (Bifurcation) Fairing
_______________________________________________________________
A. General
(1)
If it is necessary to install a new access cover, and bolt holes in the cover, do the procedure that follows:
(a)
Repair the Fan Exit (Bifurcation) Fairing (AMM 72-34-04/801).
B.
Equipment
(1)
No. 10 Torq-set Drive
C.
Consumable Materials
(1)
G02147 Cheesecloth, Unsized (GA 100-11)
(2)
D00524 Oil, Engine (PWA 521B)
(3)
Sealant, Silicone Rubber (PWA 36003)
(4)
Sealant, Flame Resistant Silicone (PWA 36751-1)
(5)
Sealant, Silicone Rubber (PWA 36003-2)
(6)
Primer, Silicone (PWA 36086-2)
(7)
B00740 Alcohol, Isopropyl (PMC 9094)
D.
References
(1)
AMM 71-11-04/201, Fan Cowl Panels
(2)
AMM 71-11-06/201, Core Cowl Panels
(3)
AMM 72-34-04/801, Fan Exit (Bifurcation) Fairing
(4)
AMM 78-31-00/201, Thrust Reverser System
E.
Access
(1)
Location Zones
410 Engine No. 1
420 Engine No. 2
430 Engine No. 3
440 Engine No. 4
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(2) Access Panels
413 Fan Cowl (Left) - Engine 1
423 Fan Cowl (Left) - Engine 2
433 Fan Cowl (Left) - Engine 3
443 Fan Cowl (Left) - Engine 4
415 Thrust Reverser Half (Left) - Engine 1
425 Thrust Reverser Half (Left) - Engine 2
435 Thrust Reverser Half (Left) - Engine 3
445 Thrust Reverser Half (Left) - Engine 4
417 Core Cowl (Left) - Engine 1
427 Core Cowl (Left) - Engine 2
437 Core Cowl (Left) - Engine 3
447 Core Cowl (Left) - Engine 4
414 Fan Cowl (Right) - Engine 1
424 Fan Cowl (Right) - Engine 2
434 Fan Cowl (Right) - Engine 3
444 Fan Cowl (Right) - Engine 4
416 Thrust Reverser Half (Right) - Engine 1
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本文链接地址：747-400 AMM 飞机维护手册 发动机 ENGINE 2(66)
