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(f) Push the NEXT PAGE key until you find the applicable test
prompt: ~.................................................. | <PTC-A/PACK-1 | <PTC-B/PACK-1 | .................................................... | <PTC-A/PACK-2 | <PTC-B/PACK-2 | .................................................... | <PTC-A/PACK-3 | <PTC-B/PACK-3 | .................................................... | <PTC-A/ALL PACKS | <PTC-B/ALL PACKS | 2.......................…..........................1
NOTE: If INHIBITED shows above the test prompt, the test
____
will not operate.
(g) If INHIBITED shows above the test prompt: 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.
E. Air Cooling Pack Ground Test
S 745-015
WARNING: MAKE SURE THERE ARE NO PERSONS OR EQUIPMENT NEAR THE RAM AIR
_______ INLET AND RAM AIR EXIT DOORS. THE RAM AIR DOORS WILL OPEN CLOSE DURING THIS GROUND TEST AND COULD CAUSE DAMAGE TO EQUIPMENT OR INJURY TO PERSONS.
(1) Push the LSK adjacent to the applicable test prompt:
~....................................................
| <PTC-A/PACK-1 | <PTC-B/PACK-1 |
......................................................
| <PTC-A/PACK-2 | <PTC-B/PACK-2 |
......................................................
| <PTC-A/PACK-3 | <PTC-B/PACK-3 |
......................................................
| <PTC-A/ALL PACKS | <PTC-B/ALL PACKS |
2...........................…........................1
(a)
If the TEST PRECONDITIONS page shows, make sure each instruction on the page is completed.
(b)
Push the LSK that is adjacent to START TEST>.
NOTE: IN PROGRESS shows during the test.
____
1) When IN PROGRESS goes out of view, look for PASS or FAIL> adjacent to the applicable test prompt.
NOTE: If a PASS indication shows, no failures occurred
____
during the test.
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(c) If FAIL> shows: 1) Push the LSK that is adjacent to FAIL> to see the GROUND TEST MSG pages for the failure. 2) Push the NEXT PAGE key until you find all the GROUND TEST MSG pages. 3) Make a list of all the CMCS messages, CMCS message numbers, and ATA numbers that show on the GROUND TEST MSG pages.
4) Go to the CMCS Message Index of the Fault Isolation Manual (FIM) to find the corrective action for each CMCS message.
F. Put the Airplane in its Usual Condition
S 865-011
(1) Close the applicable circuit breaker, on the main power distribution panel, P6:
(a)
6F35, PACK TEMP CONT A
(b)
6F36, PACK TEMP CONT B
S 865-006
(2) Remove the electrical power, if it is not necessary
(Ref 24-22-00/201).
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AIR CONDITIONING PACK SYSTEM - INSPECTION/CHECK
_______________________________________________
1. General_______
A. This procedure gives instructions for a visual inspection of the components found in the air conditioning equipment bay.
TASK 21-51-00-206-003
2. Do an Inspection of the Air Conditioning Pack System____________________________________________________
A. References
(1)
06-09-03/201, Body Section 44 Access Doors and Panels
(2) 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 空调 AIR CONDITIONING 2(3)
