747-400 AMM 飞机维护手册 SERVICING 2(88)

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 C.  To get access to the IDG, open the left thrust reverser half.
 TASK 12-22-07-603-001
 2.  Change the Oil in the Integrated Drive Generator (Fig. 301)
________________________________________________
 A.  Standard Tools and Equipment
 (1)  Oil dispenser - Risbridger UZ/7/(XXXX), W & J Risbridger Ltd. Bletchingley, NR. Redhill, Surrey RH1 4LN, England
 NOTE: Last four digits are customer variable numbers.
____
 NOTE: IDG fluid dispensers with larger capacities are available
____
 from the dispenser manufacturer.

 (2)  Service Cart - 2 gallon, IDG Oil with oil pump, PF 53361-(X)PWS, Malabar International, 220 West Los Angeles Avenue, Post Office Box 367, Simi Valley, CA 93062
 NOTE: The (X) denotes different length hose used on the servicing
____
 cart.

 NOTE: IDG fluid dispensers from 1 quart to 15 gallon fluid capacity
____ are available from the dispenser manufacturer.
 (3)  
Container - 5 U.S. gallon (20 liter) capacity, suitable to collect oil drainage from IDG

 (4)  
Overflow drain tool - Risbridger 2315, W & J Risbridger Ltd. Betchingley NR. Redhill, Surry RH1 4LN, England

 (5)  
Adapter - Outlet, OMP2505-3, Ozone Metal Products, 101-32 101th Street, Ozone Park, Long Island, NY 11416

 (6)  
Adapter - Inlet, OMP2506-3, Ozone Metal Products

 (7)  
Hose - To connect to outlet adapter

 B.  Consumable Materials
 (1)  D00390 Oil - Engine
 C.  References
 (1)  
AMM 12-13-07/301, IDG Servicing

 (2)  
AMM 24-11-04/401, Scavenge Filter

 (3)  
AMM 71-00-00/501, Power Plant

 (4)  
AMM 78-31-00/201, Thrust Reverser System

 (5)  
AIPC 24-11-01 Fig. 2

 (6)  
WDM 24-11-11, WDM 24-11-12, WDM 24-11-13, WDM 24-11-14

 (7)  
SSM 24-11-01, SSM 24-11-02, SSM 24-11-03, SSM 24-11-04

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 ALL  ú ú 02 Page 301 ú Feb 18/01
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

SEE A
IDG 
SEE  B 
GEARBOX MAIN  FWD 
A 
OIL SUPPLY TO EXTERNAL OIL CIRCUIT  IDG 
OIL RETURN FROM EXTERNAL OIL CIRCUIT  IDG 

FWD  PRESSURE FILL COUPLING  FWD  O-RING  OIL LEVEL INDICATOR 
OVERFLOW  CASE DRAIN 

SEE  C  DRAIN COUPLING  PLUG 
C 
B 

Integrated Drive Generator Oil Change
Figure 301

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 ALL  ú ú 01 Page 302 ú Jun 10/88
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 D. Access
 (1)  
Location Zone
 412 Engine 1 - Main Gearbox Aft Face 7 o'clock
 422 Engine 2 - Main Gearbox Aft Face 7 o'clock
 432 Engine 3 - Main Gearbox Aft Face 7 o'clock
 442 Engine 4 - Main Gearbox Aft Face 7 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
 S 013-002
 (1)  
Open the left thrust reverser half (AMM 78-31-00/201).

 S 843-004

 (2)  
Release the pressure from the IDG:

 (a)  Remove the cover from the overflow drain coupling on the IDG.
 NOTE: Pressure oiler covers do not leak as much as dust
____
 covers.

 (b)  Put the free end of the drain hose into a container.
 WARNING: WHEN YOU CONNECT THE OUTLET ADAPTER TO THE OVERFLOW DRAIN
_______ COUPLING, USE A RAG AROUND THE FITTING. THIS WILL PREVENT A SPRAY CAUSED BY PRESSURE IN THE IDG CASE. HOT OIL CAN CAUSE INJURIES.
　
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