S 714-449-N00

 (7)  
Do the test of the fuel injector and support as shown in the Power Plant Test Reference Table (AMM 71-00-00/501).

 TASK 73-11-05-404-172-N00
 12. Install the No. 7, 8, or 9 Fuel Injector and Support (Fig. 401)____________________________________________________
 A. Equipment
 (1)  M303, M305, or M307 Bergen Mechanical Crimper
 Bergen Cable Technologies Inc
 170 Gregg St

 P.O.
 Box 1300
 Lodi, NJ 07644-9982

 B.
Consumable Materials

 (1)  D00045 Beeswax
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(2)
D00250 Petrolatum White, VV-P-236

 (3)
D00301 Petroleum Jelly, Vaseline

 (4)
D00390 Oil - Engine

 (5)
G01505 Lockwire - MS20995

 (6)
G02332 Ferrule - P05-292 (Optional)

 (7)
G02335 Cable - Safety - P05-291 (Optional)

 C.
Parts

 ~.............................................................................. | AMM | | AIPC | ................. ............................ | FIG | ITEM | NOMENCLATURE | SUBJECT | FIG | ITEM | ................................................................................ | 401 | 3 | Packing | 73-11-06 | 30 | 65 | | | 5 | Fuel Injector and Support | 73-11-05 | 05 | 10 | | | 19 | Gasket | | | 20 | | | 20 | Packing | 73-11-06 | 25 | 15 | 2.....….........…...................................…..........…......…........1
 D. References
 (1)
AMM 71-00-00/501, Power Plant

 (2)
AMM 71-11-04/201, Fan Cowl Panels

 (3)
AMM 71-11-06/201, Core Cowl Panels

 (4)
AMM 75-24-02/401, Turbine-Vane Cooling-Air Duct

 (5)
AMM 78-31-00/201, Thrust Reverser System

 E.
Access

 (1)  
Location Zone 412 Engine 1 - Diffuser and Combustor Case 4 o'clock 422 Engine 2 - Diffuser and Combustor Case 4 o'clock 432 Engine 3 - Diffuser and Combustor Case 4 o'clock 442 Engine 4 - Diffuser and Combustor Case 4 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

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////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
F.  Prepare for the Installation of the No. 7, 8 or 9 Fuel Injector and Support
 S 224-173-N00
 (1)  
Examine the clearance between the outer diameter of the support (5) and the inner diameter of the diffuser and combustor case boss.

 (a)  
Make sure the clearance is in the limits that are given in the table below:

 ~............................................................. | | | NEW PART REFERENCE | CLEARANCE | | | | DIMENSIONS | LIMITS | | PART | | INCHES | INCHES | | NAME | DIA | (MM) | (MM) | | | ............................................... | | | MIN | MAX | MIN | MAX | ............................................................... | SUPPORT | OD | 1.821 | 1.823 | | | | | | (46.254) | (46.304) | 0.001 | 0.005 | ......................................... (0.026) | (0.127) | | CASE | ID | 1.824 | 1.826 | | | | BOSS | | (46.330) | (46.380) | | | 2.........….....…...........…...........…..........…..........1
 G.  Procedure
 S 424-450-N00
 (1)  
Install the No. 7, 8 or 9 fuel injector and support.

 (a)  
Remove the protection caps.

 (b)  
Lubricate the new gasket (19) with the beeswax.

 (c)  
Put the new gasket (19) on the boss on the diffuser and combustor case.

 (d)  
Install the fuel injector (5) in the boss on the diffuser and combustor case.
　
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