72-61-01
ALL ú ú N01 Page 704 ú Jun 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
DEOILER DRIVE OIL SEAL - REMOVAL/INSTALLATION
_____________________________________________
1. General
_______
A. The procedure that follows give the steps for the removal and the installation of the deoiler drive oil seal. In this procedure, the deoiler drive oil seal will be referred to as the deoiler seal.
B. The deoiler seal is installed in the space in the deoiler drive pad on the main gearbox aft face at the 8 o'clock position.
C. You can open the left thrust reverser half and remove the deoiler outlet tube to get access to the deoiler seal.
TASK 72-61-02-004-001-N00
2. Remove the Deoiler Drive Oil Seal (Fig. 401)
_________________________________
A. Special Tools and Equipment
(1)
Puller - PWA 85204 (optional to PWA 88110), Pratt & Whitney, Commercial Products Division, 400 Main Street, East Hartford, CT 06108
(2)
Puller - PWA 88110
B.
References
(1)
AMM 71-11-04/201, Fan Cowl Panels
(2)
AMM 71-11-06/201, Core Cowl Panels
(3)
AMM 78-31-00/201, Thrust Reverser System
(4)
IPC 72-61-02 Fig. 1
C.
Access
(1)
Location Zone 412 Engine 1 - Main Gearbox Aft Face 8 o'clock 422 Engine 2 - Main Gearbox Aft Face 8 o'clock 432 Engine 3 - Main Gearbox Aft Face 8 o'clock 442 Engine 4 - Main Gearbox Aft Face 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
D.
Procedure
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72-61-02
ALL ú ú N01 Page 401 ú Jun 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES /MAINTENANCE MANUAL ////////////////////////
SEE F SHEET 2
SEE A OIL TANK
DEOILER
FWD OUTLET TUBE
(LB05) MAIN SEE B
NOTE:QEC EQUIPMENT NOT SHOWN
MAIN GEARBOX
FOR CLARITY. GEARBOX BOLT (3 PLACES) A DEOILER OUTLET TUBE
FLANGE M
1 SEE D
BRACKET
FLANGE N BRACKET
MAIN OIL
NUT
FILTER TUBE FWD
GEARBOX
BRACKET
MAIN SEE C
B
MAIN OIL
SEE E FILTER TUBE
FLANGE M FLANGE NBRACKET BOLT BRACKET
NUT
CLAMP
DEOILER OUTLET TUBE
CLAMP BOLT
C
CLAMPL-A0541
BOLT
0587
DEOILER OUTLET TUBE
WITH PW SB 72-375 D NUT E
1
L-A3462
Deoiler Drive Oil Seal Installation
Figure 401 (Sheet 1)
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72-61-02
ALL ú ú N01 Page 402 ú Oct 10/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
EJECTOR EEC ALTERNATER
PORT LEADS
A A
DEOILER DRIVE OIL NOTE: QEC EQUIPMENT NOT SHOWNSEAL
FOR CLARITY. SEE G
L-A0136 BRACKET
MAIN GEARBOX (REAR VIEW)
F MAIN GEARBOX
PACKING
PACKING
B
DEOILER DRIVE DEOILER DRIVE OIL RETAINING RING RETAINING RING B
HOUSING SEAL L-A0136 EJECTOR
PORT
A-A FWD L-A0270
SEAL
PACKING G GROOVE
PULLER GROOVE
PULLER
CARBON DETAIL PULLER RING
L-A3549
L-A3550 B-B
Deoiler Drive Oil Seal Installation Figure 401 (Sheet 2)
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