(a)
Put the ENG POWER switches on the EEC MAINT module on the P461 panel to the TEST position.
(b)
After 30 seconds,look for the EICAS messages for the engine you replaced.
S 415-172-N00
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
71-00-00
ALL ú ú N03 Page 575 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
TEST NO. 10 - REPLACEMENT ENGINE TEST (PRETESTED)
_________________________________________________
(c)
Go to the EICAS Configuration Maintenance page (<31 CONFIG prompt) (AMM 45-10-00/201). 1) Make sure that the EPCS ratings are the same for all of the
engines.
(d)
Go to the CMCS Existing Faults menu (AMM 45-10-00/201).
1) Make a record of all the CMCS fault messages that are related to the engine.
(e)
Put the ENG POWER switches to the NORM position.
(f)
Do the necessary corrections for these applicable EICAS messages (FIM 71-EICAS MESSAGES).
(g)
Do the necessary corrections for the CMCS messages (FIM 71-CMCS MESSAGE INDEX) if it is necessary.
S 715-105-N00
(9)
Do this task: Test No. 7 - EEC Static Test.
S 865-106-N00
(10)
Make sure the applicable NACELLE ANTI-ICE and ENGINE BLEED switches are in the OFF position.
S 865-086-N00
(11)
Make sure the EEC MAINT ENG (1,2,3, or 4) POWER switch on the P461 panel is in the NORM position.
S 865-174-N00
WARNING:_______USE AMM 71-00-00/201 TO OPERATE THE POWER PLANT. IF YOU DO NOT USE THIS PROCEDURE, YOU CAN CAUSE DAMAGE TO THE ENGINE.
(12)
Use the Power Plant Operation (Normal) procedure to start the engine (AMM 71-00-00/201).
S 715-088-N00
(13)
Operate the engine at the minimum idle for 5 minutes.
NOTE: Do not do this step if the engine has operated at the minimum
____ idle condition for 5 minutes during the engine start procedure.
(a)
Make sure the engine operates correctly.
(b)
Go to the PERFORMANCE page (AMM 45-10-00/201).
(c)
Make sure the N1, N2, EGT, and FF indications show on the EICAS
display.
(d) Go to the EPCS page (AMM 45-10-00/201).
(e) Make sure these indications show on the EICAS display: TRA,
SVA, BVA, N2C, T2, PS, P2, RP, and SCAV (or DOT).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
71-00-00
ALL ú ú N03 Page 576 ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
TEST NO. 10 - REPLACEMENT ENGINE TEST (PRETESTED)
_________________________________________________
(f) Push the RCL or CANC, and STAT switches on the P10 panel for the top and bottom EICAS display. 1) If there are EICAS messages on the top and bottom EICAS
display, correct the failures as it is necessary.
S 865-239-N00
(14) Increase the engine speed with the steps that follow:
(a)
Let the engine become stable at idle for five minutes.
(b)
Slowly move the thrust lever forward until the engine speed is at 80% N2.
(c)
Let the engine become stable for 15-20 seconds.
(d)
Slowly move the thrust lever rearward until the engine speed is at idle.
S 865-119-N00
(15)
Let the engine decrease in temperature at idle speed for 5 minutes.
S 715-043-N00
(16)
Do the operational test of the engine bleed air supply system (AMM 36-11-00/501).
NOTE: You can stop and do this test when you will operate one other
____
engine.
S 715-045-N00
(17)
Do a check of the IDG disconnect function (Ref 24-11-01/201).
S 975-115-N00
(18)
Make a record of the EICAS and CMCS messages with the steps that follow:
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：747-400 AMM 飞机维护手册 动力装置 POWER PLANT 1(77)
