79-31-01
ALL ú ú N01 Page 405 ú Feb 15/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
B. Parts
~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 1 | Heatshield Support Bracket | 71-00-50 | 01 | 597 | | | 3 | Union | 79-31-01 | 01 | 10 | | | 4 | Heatshield | | | 45 | | | 6 | Packing | | | 55 | | | 7 | Oil Quantity Transmitter | | | 50 | | | 8 | Bracket | 71-00-50 | 01 | 600 | | | 9 | Bolt | 79-31-01 | 01 | 25 | | | 10 | Nut | | | 40 | | | 11 | Washer | | | 30 | | | 12 | Bolt | | | 20 | | | 13 | Bolt | | | 15 | | | 14 | Nut | | | 35 | | | 15 | Bracket | 79-11-01 | 10 | 205 | | | 16 | Bolt | | | 15 | | | 17 | Nut | | | 20 | 2......…........…...................................…...........….....…........1
C. References
(1)
AMM 12-13-03/301, Engine - Servicing
(2)
AMM 71-11-04/201, Fan Cowl Panels
(3)
AMM 71-11-06/201, Core Cowl Panels
(4)
AMM 78-31-00/201, Thrust Reverser System
(5)
AMM 79-31-00/501, Oil Quantity Indicating System
(6)
WDM 79-31-11
(7)
SSM 79-31-01
D.
Access
(1)
Location Zone
412 Engine 1 - Top of Oil Tank 8 o'clock
422 Engine 2 - Top of Oil Tank 8 o'clock
432 Engine 3 - Top of Oil Tank 8 o'clock
442 Engine 4 - Top of Oil Tank 8 o'clock
(2)
Access Panel
415 Left Thrust Reverser Half - Engine 1
425 Left Thrust Reverser Half - Engine 2
435 Left Thrust Reverser Half - Engine 3
445 Left Thrust Reverser Half - Engine 4
E.
Procedure
(1)
Remove the protection caps.
S 434-013-N00
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79-31-01
ALL ú
ú N01 Page 406
ú Feb 15/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
S 644-030-N00
(2) Lubricate the packing (6) with engine oil.
S 434-014-N00
(3) Install the packing (6) on the oil quantity transmitter (7).
S 424-015-N00
(4) Put the oil quantity transmitter (7) on the oil tank with the bolt holes aligned.
S 644-031-N00
(5) ENGINES PRE-PW-SB 79-74; Do the steps that follow: (a) Lubricate the threads of the bolts (9) with engine oil. (b) Install the bolts (9), nuts (10), and washers (11) to the oil quantity transmitter (7). 1) Tighten the nuts (10).
S 644-041-N00
(6) ENGINES POST-PW-SB 79-74; Do the steps that follow: (a) Lubricate the threads of the bolts (16) with engine oil. (b) Install the oil tank heat shield bracket (15) to the bottom of the flange at the top of the oil tank. (c) Install the bolts (16) and nuts (17) to the oil quantity transmitter (7) and oil tank heat shield bracket (15). 1) Tighten the nuts (17).
S 644-032-N00
(7) Lubricate the threads of the bolts (12) with engine oil.
S 434-017-N00
(8) Install the support bracket (8) for the electrical harness and support bracket (1) for the heat shield to the flange on the oil quantity transmitter (7) with the bolts (12), nuts (10), and washers (11). (a) Tighten the nuts (10).
S 644-033-N00
(9) Lubricate the threads of the bolts (12 and 13) with engine oil.
S 434-018-N00
(10) Install the heat shield (4) on the support brackets (1 and 8) with the bolts (12 and 13), nuts (10 and 14), and washers (11).
(a) Tighten the nuts (10 and 14).
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