S 434-068-N00
(29)
Tighten the bolts (9) to 36-40 pound-inches (4.1-4.5 newton-meters).
S 644-069-N00
(30)
Use engine oil to lubricate the threads of the bolt (9) that attaches the thermocouple cable clamp to the bracket and plate at the 5:30 o'clock position.
S 424-070-N00
(31)
At the 5:30 o'clock position, attach the thermocouple cable clamp to the bracket and the plate with the bolt (9) and the nut (7).
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S 434-071-N00
(32)
Tighten the nut (9) to 36-40 pound-inches (4.1-4.5 newton-meters).
S 644-072-N00
(33)
Use engine oil to lubricate the threads of the bolts (6) that attach the plate (18) to the bracket (19) at the 5 o'clock position.
S 424-073-N00
(34)
At the 5 o'clock position, put the right thermocouple cable (1) in the correct position between the plate (18) and the bracket (19).
S 434-074-N00
(35)
With the right thermocouple cable (1) in the correct position, attach the plate (18) to the bracket (19) with the bolts (6) and the nuts (7).
S 434-075-N00
(36)
Tighten the bolts (9) to 36-40 pound-inches (4.1-4.5 newton-meters).
S 424-076-N00
(37)
Use engine oil to lubricate the threads of the bolts (6) that attach the clamps to the flange T brackets on the turbine exhaust case.
S 424-077-N00
(38)
Attach the thermocouple cable clamps to the flange T brackets on the turbine exhaust case with the bolts (6) and the nuts (7).
S 434-078-N00
(39)
Tighten the nuts (7) to 36-40 pound-inches (4.1-4.5 newton-meters).
S 414-000-N00
(40)
Close the core cowl panels (AMM 71-11-06/201).
S 864-086-N00
(41)
For the applicable engine, remove the DO-NOT-CLOSE tags and close these circuit breakers on the main power distribution panel, P6:
(a) 6G15 SCU ALT PWR ENG 1
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
(b)
6G23 ENG SCU 1
(c)
6G16 SCU ALT PWR ENG 2
(d)
6G24 ENG SCU 2
(e)
6G17 SCU ALT PWR ENG 3
(f)
6G25 ENG SCU 3
(g)
6G18 SCU ALT PWR ENG 4
(h)
6G26 ENG SCU 4
S 714-090-N00
(42) Do the test of the EGT box and cable that is shown in the Power-Plant Test-Reference Table (AMM 71-00-00/501).
F. Put the Airplane Back to Its Usual Condition.
S 444-001-N00
(1)
Do the activation procedure for the thrust reversers
(AMM 78-31-00/201).
S 444-002-N00
(2)
Do the activation procedure for the speed brake control system (AMM 27-62-00/201).
S 864-003-N00
(3)
Remove the DO-NOT-OPERATE tags from the thrust levers.
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EXHAUST GAS TEMPERATURE (TT4.95) THERMOCOUPLE CABLE - INSPECTION/CHECK
______________________________________________________________________
1. General
_______
A. This procedure gives the instructions to do a visual inspection and a continuity and insulation resistance check of the thermocouple cable for the exhaust gas temperature (EGT).
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本文链接地址：747-400 AMM 飞机维护手册 发动机指示 ENGINE INDICATING(40)
