(g)
Install the terminal block cover (5) on the IDG with the washers (7) and screws (6). 1) Tighten the screws (6) with your hand.
CAUTION: DO NOT HANG THE SUPPORT HOOK ON THE ACTUATION TUBES FOR
_______ THE THRUST REVERSER. DAMAGE TO THE ACTUATION TUBES WILL CAUSE THE INCORRECT OPERATION OF THE THRUST REVERSERS.
CAUTION: DO NOT BEND THE POWER FEEDER CABLE MORE THAN THE RADIUS OF
_______ 12 INCHES (305 MM). IF THE POWER FEEDER CABLE IS BENT MORE THAN THE LIMIT, DAMAGE TO THE POWER FEEDER CABLE CAN OCCUR.
CAUTION: DO NOT PUT THE POWER FEEDER CABLE INTO THE THRUST REVERSER
_______ D-DUCT. THE POWER FEEDER CABLE CAN CAUSE DAMAGE TO THE BLOCKER DOOR LINKAGE.
(h)
Install the support hook on the support bracket for the actuation tube of the thrust reverser.
(i)
Put the power feeder cable (2) on the support hook.
S 844-027-N00
(25) Drain the main-fuel supply line of the engine with the steps that follow (Fig. 406):
(a)
Put the container below the drain plug (2) of the fuel pump.
(b)
Remove the drain plug (2) to let the fuel drain.
1) Discard the packing (1).
(c)
Install the drain plug (2), with a new packing (1), in the fuel pump. 1) Tighten the drain plug (2) to 70-80 pound-inches (7.9-9.1
newton-meters). 2) Install the lockwire to the drain plug (2).
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
SEE A
MAIN FUEL SUPPLY LINE
1.
PACKING
2.
DRAIN PLUG
FWD
A
Fuel System Drain
Figure 406
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
S 034-034-N00
(26) Disconnect the strut drain lines (1, 3, 6, 30, and 36) with the steps that follow (Fig. 407, views A, G and H):
(a)
Disconnect the left and right forward mount drain lines (1 and 30) and elbows (2 and 31).
(b)
Disconnect the drain line (3) for the main strut at the strut.
(c)
Disconnect the left and right raceway drain lines (6 and 36) at the electrical raceway.
(d)
Install the protection covers on the drain lines (1, 3, 6, 30, and 36) and the mating connectors.
S 034-030-N00
(27) Disconnect the fire extinguishing flex line (4) (Fig. 407, view A).
S 034-029-N00
CAUTION: MAKE SURE YOU INSTALL THE PROTECTION COVERS ON THE ELECTRICAL
_______ PLUGS AND RECEPTACLES. IF YOU DO NOT INSTALL THE PROTECTION COVERS, CONTAMINATION CAN GO INTO THE ELECTRICAL PLUGS AND RECEPTACLES AND CAUSE DAMAGE.
(28)
Disconnect the electrical connectors that follow: D4230P (8), D4154P (9), D4208P (10), D4216P (12), D4232P (14), D8515P (25), D8336P (26), D8320P (27), D4224P (28), D8360P (27A), and D8350P (28A) (Fig. 407).
S 034-006-N00
(29)
Install the protection caps on the open plugs and receptacles.
S 034-028-N00
CAUTION:_______BE CAREFUL WITH THE HYDRAULIC SUPPLY LINE. DO NOT MAKE THE HYDRAULIC SUPPLY LINE INTO A TIGHT COIL. IF THE HYDRAULIC SUPPLY LINE CLOSES AND HAS KINKS, THE HYDRAULIC FLUID SUPPLY WILL NOT FLOW CORRECTLY. IF THE HYDRAULIC FLUID SUPPLY IS NOT CORRECT, DAMAGE TO THE ENGINE-DRIVEN PUMP CAN OCCUR.
CAUTION:_______INSTALL THE CAPS ON THE HYDRAULIC LINES AND FITTINGS. IF YOU DO NOT INSTALL THE CAPS, THE CONTAMINATION OF THE HYDRAULIC LINES AND LEAKAGE OF THE HYDRAULIC FLUID CAN OCCUR.
CAUTION:_______CLEAN THE HYDRAULIC FLUID LEAKAGE. IF THE LEAKAGE COLLECTS, THE HYDRAULIC FLUID CAN CAUSE CORROSION TO THE PART.
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