(10)
Close the core cowl panels (AMM 71-11-06/201).
(11)
Close the fan cowl panels (AMM 71-11-04/201).
S 445-127-N00
(12)
Do the activation procedure for the thrust reversers
(AMM 78-31-00/201).
S 415-125-N00
S 415-126-N00
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S 865-023-N00
(13) For the applicable engine, remove the DO-NOT-CLOSE tags and close these circuit breakers:
(a) P6 Main Power Distribution Panel
1) 6F1 IGN 1 ENG 1
2) 6K19 IGN 2 ENG 1
3) 6F2 IGN 1 ENG 2
4) 6K20 IGN 2 ENG 2
5) 6F3 IGN 1 ENG 3
6) 6K21 IGN 2 ENG 3
7) 6F4 IGN 1 ENG 4
8) 6K22 IGN 2 ENG 4
9) 6G19 STBY IGN ENG 1
10) 6G20 STBY IGN ENG 2
11) 6G21 STBY IGN ENG 3
12) 6G22 STBY IGN ENG 4
13) 6J18 ENG START AIR CONT
S 865-024-N00
(14) Remove electrical power if it is not necessary (AMM 24-22-00/201).
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
TEST NO. 2 - ENGINE MOTORING
____________________________
TASK 71-00-00-705-025-N00
4. Test No. 2 - Engine Motoring
____________________________
A. General
(1) The starter turns the engine without ignition during this test.
(a)
Use the dry-motoring procedure when it is possible because it does not let fuel into the combustion chamber.
(b)
If the wet-motoring procedure is used, fuel goes into the combustion chamber but ignition does not occur. 1) After wet-motoring, you must operate the engine for a
minimum of 5 minutes at minimum idle after the next engine start.
B. Special Tools and Equipment
(1)
PWA 102757 Block, Wedge (2 Necessary - Optional)
C.
References
(1)
AMM 71-00-00/201, Power Plant
(2)
AMM 71-11-04/201, Fan Cowl Panel
(3)
AMM 71-11-06/201, Core Cowl Panel
(4)
AMM 78-31-00/201, Thrust Reverser System
D.
Access
(1)
Location Zones
221,222 Control Cabin
412 Engine 1
422 Engine 2
432 Engine 3
442 Engine 4
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TEST NO. 2 - ENGINE MOTORING
____________________________
(2) Access Panels 413 Left Fan Cowl Panel - Engine 1 414 Right Fan Cowl Panel - Engine 1 415 Left Thrust Reverser Half - Engine 1 416 Right Thrust Reverser Half - Engine 1 417 Left Core Cowl Panel - Engine 1 418 Right Core Cowl Panel - Engine 1 423 Left Fan Cowl Panel - Engine 2 424 Right Fan Cowl Panel - Engine 2 425 Left Thrust Reverser Half - Engine 2 426 Right Thrust Reverser Half - Engine 2 427 Left Core Cowl Panel - Engine 2 428 Right Core Cowl Panel - Engine 2 433 Left Fan Cowl Panel - Engine 3 434 Right Fan Cowl Panel - Engine 3 435 Left Thrust Reverser Half - Engine 3 436 Right Thrust Reverser Half - Engine 3 437 Left Core Cowl Panel - Engine 3 438 Right Core Cowl Panel - Engine 3 443 Left Fan Cowl Panel - Engine 4 444 Right Fan Cowl Panel - Engine 4 445 Left Thrust Reverser Half - Engine 4 446 Right Thrust Reverser Half - Engine 4 447 Left Core Cowl Panel - Engine 4 448 Right Core Cowl Panel - Engine 4
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本文链接地址：747-400 AMM 飞机维护手册 动力装置 POWER PLANT 1(53)
