(Continued)
Reference Description Specification
B50073 Alcohol - Isopropyl ASTM D 770
G02351 [C04-140] Cleaner - Liquid Gas Path MIL-PRF-85704
D. Location Zones
Zone Area
410 Left Powerplant
420 Right Powerplant
E. Prepare to Clean
SUBTASK 72-00-00-917-072-G00
CAUTION
DO NOT USE WATER TO REMOVE THE DRY CHEMICAL FIRE
EXTINGUISHING AGENTS FROM THE ENGINE. IF YOU USE WATER TO
REMOVE THE DRY CHEMICAL FIRE EXTINGUISHING AGENTS, IT CAN
CAUSE DAMAGE TO ENGINE PARTS.
CAUTION
DO NOT DO THIS PROCEDURE ON BOTH ENGINES DURING THE SAME
MAINTENANCE VISIT IF AT ALL POSSIBLE. HOWEVER, IF IT IS NOT
POSSIBLE TO AVOID MAINTENANCE ON MORE THAN ONE ENGINE AT THE
SAME TIME, IT IS RECOMMENDED THAT DIFFERENT TEAMS SERVICE
EACH ENGINE.
(1) Do not do this procedure on both engines during the same maintenance visit if possible.
SUBTASK 72-00-00-017-007-G00
(2) Open the fan cowl panels (PAGEBLOCK 71-11-04/201).
SUBTASK 72-00-00-047-008-G00
WARNING
DO THE THRUST REVERSER DEACTIVATION PROCEDURE TO PREVENT
THE OPERATION OF THE THRUST REVERSER. THE ACCIDENTAL
OPERATION OF THE THRUST REVERSER CAN CAUSE INJURIES TO
PERSONS OR DAMAGE TO EQUIPMENT.
(3) Do this task: Thrust Reverser Deactivation for Ground Maintenance,
TASK 78-31-00-002-138-G00.
SUBTASK 72-00-00-037-009-G00
(4) Open the core cowl panels (PAGEBLOCK 71-11-06/201).
SUBTASK 72-00-00-037-056-G00
(5) Do the steps that follow:
NOTE: If you do not have the Condition Monitoring Kit on the engine it is only necessary to
disconnect the CDP (PS3) pressure sensing hoses.
(a) Remove the lockwire to disconnect the Compressor Discharge Pressure (CDP) tube from
the Main Engine Control (MEC).
(b) Put a protective cover on the MEC opening.
(c) Put a plug in the CDP tube opening.
767
AIRCRAFT MAINTENANCE MANUAL
CF6-80A SERIES ENGINES
72-00-00
NoC
Page 704
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ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details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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