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-7X007 ENG-X BLEED 2.5 TORQUE MOTOR WIRING/ACTUATOR FAIL (CH-A)
-7X008 ENG-X TCC TORQUE MOTOR WIRING/ACTUATOR FAIL (CH-A)
-7X009 ENG-X AIR-OIL COOLER TORQUE MOTOR WIRING/VALVE FAIL (CH-A)
-7X010 ENG-X FMU FAIL (CH-A)
-7X011 ENG-X SVA FAIL (CH-A)
-7X012 ENG-X BLEED 2.5 ACTUATOR UNIT FAIL (CH-A)
-7X013 ENG-X TCC ACTUATOR FAIL (CH-A)
-7X014 ENG-X AIR-OIL COOLER VALVE FAIL (CH-A)
-7X015 ENG-X FMU RESOLVER WIRING/FMU FAIL (CH-A)
-7X016 ENG-X SVA LVDT WIRING/SVA FAIL (CH-A)
-7X017 ENG-X BLEED 2.5 ACTUATOR RVDT WIRING/UNIT FAIL (CH-A)
-7X018 ENG-X TCC LVDT WIRING/ACTUATOR FAIL (CH-A)
-7X019 ENG-X AIR-OIL COOLER RVDT WIRING/ACTUATOR FAIL (CH-A)
-7X045 ENG-X EEC POWER FAIL (CH-A)
-7X258 ENG-X FMU RESOLVER FAIL 'XCHECK FAIL'
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71-00-00
ALL ú ú N03 Page 582U 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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.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. 15 - EEC GROUND TEST OF ENGINE CONTROL SYSTEM ACTUATORS
________________________________________________________________
-7X201 ENG-X FMU TORQUE MOTOR WIRING/FMU FAIL
-7X202 ENG-X SVA TORQUE MOTOR WIRING/SVA FAIL
-7X203 ENG-X BLEED 2.5 TORQUE MOTOR WIRING/ACTUATOR FAIL
-7X204 ENG-X TCC TORQUE MOTOR WIRING/ACTUATOR FAIL
-7X205 ENG-X AIR-OIL COOLER TORQUE MOTOR WIRING/VALVE FAIL
-7X206 ENG-X FMU FAIL
-7X207 ENG-X SVA FAIL
-7X208 ENG-X BLEED 2.5 ACTUATOR UNIT FAIL
-7X209 ENG-X TCC ACTUATOR FAIL
-7X210 ENG-X AIR-OIL COOLER VALVE FAIL
-7X211 ENG-X FMU RESOLVER WIRING/FMU FAIL
-7X212 ENG-X SVA LVDT WIRING/SVA FAIL
-7X213 ENG-X BLEED 2.5 ACTUATOR RVDT WIRING/UNIT FAIL
-7X214 ENG-X TCC LVDT WIRING/ACTUATOR FAIL
-7X215 ENG-X AIR-OIL COOLER RVDT WIRING/ACTUATOR FAIL
-7X254 ENG-X EEC POWER FAIL
3) Push the NEXT PAGE key until you find all the GROUND TEST MSG pages. 4) Make a list of all CMCS messages, CMCS message numbers, and ATA numbers that show on the GROUND TEST MSG pages.
5) Go to the 71-CMCS Message Index of the Fault Isolation Manual (FIM) to find the necessary corrections for each CMCS message.
F. EEC Ground Test for Channel B of the Engine Control System Actuators
S 865-074-N00
(1) Do these steps to prepare for the test of the EEC channel B:
(a) Find <EEC 1B (2B,3B, or 4B) ACTUATORS on the GROUND TESTS menu.
NOTE: If you do not find <EEC 1B (2B,3B, or 4B) ACTUATORS on
____ the menu, push the NEXT PAGE key.
If INHIBITED shows above <EEC 1B (2B,3B, or 4B) ACTUATORS, the test will not operate.
(b) If INHIBITED shows above <EEC 1B (2B,3B, or 4B) ACTUATORS , do the steps that follow: 1) Push the LSK that is adjacent to the test prompt. 2) Do the steps shown on the CDU. 3) Push the LSK that is adjacent to <RETURN to show the ground
test menu again.
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71-00-00
ALL ú ú N03 Page 582V ú Jun 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
TEST NO. 15 - EEC GROUND TEST OF ENGINE CONTROL SYSTEM ACTUATORS
________________________________________________________________
WARNING:_______USE AMM 71-00-00/201 TO OPERATE THE POWER PLANT. IF YOU DO NOT DO THIS PROCEDURE, YOU CAN CAUSE DAMAGE TO EQUIPMENT OR INJURY TO PERSONS.
(c) If it is not done, use the Power Plant Dry-Motor procedure to motor the engine (AMM 71-00-00/201).
S 865-062-N00
(2)
When the engine speed motors between 21% and 32% N2, push the LSK that is adjacent to the applicable prompt {<EEC 1B (2B, 3B, and 4B) ACTUATORS}.
S 865-063-N00
(3)
Push the LSK that is adjacent to START TEST>.
NOTE: IN PROGRESS shows during the test.
____
(a)
Let the engine continue to motor and make sure the IN PROGRESS message stays on the ground test screen.
(b)
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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(98)
