TASK 72-33-04-308-030-G00
4. Cracked Casing Rib Repair
(Figure 803)
A. References
Reference Title
71-11-04 P/B 201 FAN COWL PANELS - MAINTENANCE PRACTICES
(OPEN/CLOSE)
72-31-02 P/B 401 FAN ROTOR BLADES - REMOVAL/INSTALLATION
72-33-01 P/B 801 FAN STATOR CASE - APPROVED/REPAIRS
78-31-00 P/B 201 THRUST REVERSER SYSTEM - MAINTENANCE PRACTICES
B. Consumable Materials
Reference Description Specification
A01059 [C01-011] Paste - Adhesive, Two Part (Hysol EA 934NA) A50TF94 Class B
A50065 [C03-005] Primer - Epoxy Resin, Wearstrip Repair
B00148 Solvent - Methyl Ethyl Ketone (MEK) ASTM D740
C00057 Primer - Zinc Chromate TT-P-1757B
G00031 Fabric - Glass, Finished, For Resin Laminates
(Type VIIIA)
SAE-AMS-C-9084 Type
VIIIA (MIL-C-9084
canceled)
G00744 Cloth - Emery
G50383 Mold Release Wax - 100 Percent Yellow
Carnuba Base Wax, No Silicones
Ceara Products, Inc.,
P.O. Box 5724, Denver
Colorado
G50511 Sheet - Stainless Steel, 321, 0.060 inch (1.524
mm) thick
AMS5510
C. Location Zones
Zone Area
410 Left Powerplant
420 Right Powerplant
D. Procedure
SUBTASK 72-33-04-018-020-G00
(1) Open the fan cowl panels (PAGEBLOCK 71-11-04/201).
SUBTASK 72-33-04-018-044-G00
WARNING
OBEY THE INSTRUCTIONS IN THE PROCEDURE TO OPEN THE THRUST
REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO
PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR.
(2) Open the thrust reversers (PAGEBLOCK 78-31-00/201).
SUBTASK 72-33-04-348-045-G00
CAUTION
MAKE SURE THAT OBJECTS DO NOT FALL THROUGH THE OPEN VALVES
INTO THE ENGINE. DAMAGE TO THE ENGINE CAN OCCUR.
(3) Repair the rib:
767
AIRCRAFT MAINTENANCE MANUAL
CF6-80A SERIES ENGINES
72-33-04
NoC
Page 810
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ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details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
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