(h)
Tighten the chromel nuts (smaller terminal studs) to 15-18 pound-inches (1.695-2.034 newton-meters).
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(i)
Install the lockwire from the coupling nut to the adapter.
(j)
Tighten the bolt that attaches the clamp and ground strap to the bracket on the housing to 36-40 pound-inches (4.067-4.519 newton-meters).
S 424-150-N00
(3)
Adjust the W5 harness to get the necessary clearances.
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(4)
Install the clamps on the harness at the tape marker locations.
(a)
Make sure you can see the tape marker on both sides of the clamp.
S 424-148-N00
(5)
Install the clamps at all the clamp locations.
S 424-147-N00
(6)
Lubricate the threads of the nuts and bolts with engine oil.
S 424-146-N00
(7)
Loosely install the bolts and nuts to the clamps for the W5 wiring
harness.
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(8)
Make sure the wiring harnesses are not pulled too tightly between
any two clamps.
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(9)
Make sure the wiring harness does not touch any engine parts.
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(10)
Make sure the wiring harness is not pulled too tightly where the
wiring harness attaches to the connectors.
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(11)
Tighten all the nuts and bolts for the clamps on the W5 harness to
36-40 pound-inches (4.067-4.519 newton-meters).
NOTE: Make sure there is clearance between the W3 and W5 wiring
____ harnesses and hardware near the lower left of the front side of the gearbox.
H. Put the Airplane Back to its Usual Condition
S 414-174-N00
WARNING: OBEY THE INSTRUCTIONS IN AMM 78-31-00/201 WHEN YOU CLOSE THE
_______
THRUST REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS,
INJURIES TO PERSONS OR DAMAGE TO EQUIPMENT CAN OCCUR.
(1) Close the thrust reversers (AMM 78-31-00/201).
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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
S 414-167-N00
(2) Close the core cowl panels (AMM 71-11-06/201).
S 414-166-N00
(3) Close the fan cowl panels (AMM 71-11-04/201).
S 444-165-N00
(4) Do the activation procedure for the thrust reverser (AMM 78-31-00/201).
S 864-164-N00
(5) For the applicable engine, remove the DO-NOT-CLOSE tags and close these circuit breakers as follows:
(a) P6 Main Power Distribution Panel 1) 6F15 ENG 1 PERF SOL PWR A 2) 6F16 ENG 1 PERF SOL PWR B 3) 6G15 SCU ALT PWR ENG 1 4) 6G23 ENG SCU 1 5) 6E15 ENG 2 PERF SOL PWR A 6) 6E16 ENG 2 PERF SOL PWR B 7) 6G16 SCU ALT PWR ENG 2 8) 6G24 ENG SCU 2 9) 6D15 ENG 3 PERF SOL PWR A 10) 6D16 ENG 3 PERF SOL PWR B 11) 6G17 SCU ALT PWR ENG 3 12) 6G25 ENG SCU 3 13) 6C15 ENG 4 PERF SOL PWR A 14) 6C16 ENG 4 PERF SOL PWR B
15) 6G18 SCU ALT PWR ENG 4 16) 6G26 ENG SCU 4
S 714-163-N00
(6) Do the Test No. 6 - Electronic Engine Control (EEC) Idle Test and No. 7 - EEC Static Test (AMM 71-00-00/501).
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TASK 73-21-07-004-175-N00
8. Remove the W6 EEC Wiring Harness (Fig. 405)
________________________________
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