Boeing 767 - Task 72-53-02-404-004-G00 - C-Sump Cover Installation; Subtask 72-53-02-424-019-G00

TASK 72-53-02-404-004-G00
3. C-Sump Cover Installation
A. References
Reference Title
71-00-00 P/B 501 POWER PLANT - ADJUSTMENT/TEST
78-11-02 P/B 401 TURBINE EXHAUST PLUG - REMOVAL/INSTALLATION
B. Consumable Materials
Reference Description Specification
D50067 [C02-001] Compound - Anti-seize AMS 2518
D60130 [V10-041] Lubricant - White Petrolatum PMC 9609
C. Location Zones
Zone Area
410 Left Powerplant
420 Right Powerplant
D. Procedure
ABX 001-007, 011, 012, 016-019, 021, 022, 025, 101, 109, 114, 115, 314-999 PRE SB CF6-80A-72-0084
SUBTASK 72-53-02-424-019-G00
(1) Do the steps that follow to install the bracket [3], thermal shield [5], insulation blanket [10],
carbon seal housing [11], flame arrestor [2], oil slinger [14], and center vent tube [15]
(Figure 401 or Figure 402 or Figure 403).
(a) Install the spanner nut, if removed, to the sump housing.
(b) Attach preformed packings [16] and [18], center vent tube [15], and oil slinger [14] to the
studs on the spanner nut.
(c) Attach flame arrestor [2] and retainer ring [1] to the center vent tube [15].
(d) Apply anti-seize compound, D50067 [C02-001] to the threads and washer faces of the
seven nuts [17].
(e) Connect the center vent tube [15] and oil slinger [14] to the spanner nut with the seven
nuts [17].
1) Torque the nuts to 33-37 pound-inches (3.7-4.2 newton-meters).
a) Clean off all unwanted lubricant.
(f) Apply lubricant, D60130 [V10-041] to two preformed packings [12].
(g) Apply lubricant, D60130 [V10-041] to the mating surfaces of the carbon seal housing [11]
and sump housing.
1) Install two preformed packings [12] in groove of the carbon seal housing [11].
(h) Apply anti-seize compound, D50067 [C02-001] to the sump housing stud threads.
WARNING
DO NOT TOUCH INSULATION BLANKETS WITHOUT GLOVES OR
SPECIAL EQUIPMENT. THE INSULATION BLANKETS CAN CONTAIN
CERAMIC FIBERS THAT CAN CAUSE DAMAGE TO YOUR SKIN, EYES,
AND LUNGS. IF YOU DO NOT USE SKIN, EYE, AND LUNG
PROTECTION, YOU CAN CAUSE INJURIES TO PERSONNEL.
(i) Install the carbon seal housing [11], insulation blankets [10], thermal shield [5], and
bracket [3] to the studs of the sump housing.
767
AIRCRAFT MAINTENANCE MANUAL
CF6-80A SERIES ENGINES
72-53-02
NoC
Page 408
D633T1B7 Aug 22/2017
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
ABX 001-007, 011, 012, 016-019, 021, 022, 025, 101,
109, 114, 115, 314-999