(2)
AMM 71-11-04/201, Fan Cowl Panels
(3)
AMM 71-11-06/201, Core Cowl Panels
(4)
AMM 73-11-01/401, Fuel Pump
(5)
AMM 78-31-00/201, Thrust Reverser System
D.
Access
(1)
Location Zone 412 Engine 1 - Main Gearbox Fwd Face 5 o'clock 422 Engine 2 - Main Gearbox Fwd Face 5 o'clock 432 Engine 3 - Main Gearbox Fwd Face 5 o'clock 442 Engine 4 - Main Gearbox Fwd Face 5 o'clock
(2)
Access Panel
416 Right Thrust Reverser Half - Engine 1
426 Right Thrust Reverser Half - Engine 2
436 Right Thrust Reverser Half - Engine 3
446 Right Thrust Reverser Half - Engine 4
E.
Procedure
S 214-061-N00
(1)
Prepare to install the fuel filter element:
(a)
Remove the cap from the fuel pump.
(b)
Clean the cover (9) and the housing for the fuel filter with a lint-free cotton cloth.
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73-11-02
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
CAUTION: MAKE SURE THE OLD GASKETS OF THE FUEL FILTER ELEMENT DO
_______ NOT STAY IN THE HOUSING OR THE COVER OF THE FUEL FILTER ELEMENT. IF YOU DO NOT REMOVE THE OLD GASKETS, DAMAGE TO THE ENGINE CAN OCCUR.
(c) Examine the housing and the cover of the fuel filter element (9) to make sure the old gaskets of the fuel filter element are removed. 1) If necessary, remove the old gaskets.
S 214-062-N00
(2)
Install the fuel filter element:
(a)
Lubricate the packing (2) with the petrolatum.
(b)
Install the packing (2) in the groove of the cover (9).
CAUTION: DO NOT CLEAN THE FUEL FILTER ELEMENT OR USE THE SAME FUEL
_______ FILTER ELEMENT AGAIN. IF YOU DO NOT USE A NEW, CLEAN AND UNDAMAGED FUEL FILTER ELEMENT, DAMAGE TO THE ENGINE CAN OCCUR.
CAUTION: INSTALL THE CORRECT FUEL FILTER ELEMENT FOR THE ENGINE
_______ MODEL. LOOK AT THE FUEL FILTER ELEMENT TO FIND THE PART NUMBER AND ENGINE MODEL MARKS. IF THE FUEL FILTER ELEMENT IS INCORRECT FOR THE ENGINE MODEL, IT CAN CAUSE CONTAMINATION OF THE FUEL SYSTEM AND UNSATISFACTORY ENGINE OPERATION.
(c)
Install a new fuel filter element (1) in the fuel pump: 1) Do a check of the fuel filter element (1) to find the part number and engine model marks. 2) Install the correct fuel filter element (1) for the engine model.
3) Install a new fuel filter element (1) on the tapered pins of the cover (9).
(d)
Install the cover (9) with the steps that follow:
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
CAUTION: MAKE SURE YOU SYMMETRICALLY TIGHTEN THE NUTS TO
_______
ENGAGE THE COVER TO THE HOUSING. MONITOR THE INSTALLATION OF THE COVER AND MAKE SURE THE COVER ENGAGES THE HOUSING SYMMETRICALLY AND FREELY. IF YOU TIGHTEN THE NUTS TOO MUCH, DAMAGE TO THE PACKING CAN OCCUR.
1) Clean the threads of the Dee-bolts with the solvent.
NOTE: Do not use any lubricant on the bolt threads.
____
2) Make sure the threads of the Dee-bolts are dry before you install them. 3) Install the fuel filter element (1) on the tapered pins of
the cover (9). 4) Install the four Dee-bolts (10) at the fuel filter housing. 5) Install the retaining rings (11) on the Dee-bolts (10). 6) Install the cover (9) and the fuel filter element (1). 7) Attach the fuel filter element (1) and the cover (9) to the
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