1) Mix: 5 gallons (19 liters) of alcohol, B50073 with 15 gallons (57 liters) of water.
(b) 23°F (-5°C) to 14°F (-10°C): 35 percent alcohol, B50073 to 65 percent water.
1) Mix: 7 gallons (26.6 liters) of alcohol, B50073 with 13 gallons (49.4 liters) of water.
SUBTASK 72-00-00-117-016-G00
(3) If you need to clean the engine with a mixture of gas path cleaner, G02351 [C04-140] and
water, prepare this mixture:
(a) Mix together 16 gallons (60.6 liters) of water and 4 gallons (15.6 liters) of detergent.
NOTE: You will have 20 gallons (76 liters) of cleaning solution that is 80 percent water
and 20 percent detergent.
G. Clean the engine.
SUBTASK 72-00-00-867-017-G00
WARNING
USE AMM 71-00-00/201 TO OPERATE THE POWER PLANT. IF YOU DO NOT
USE THIS PROCEDURE, YOU CAN CAUSE DAMAGE TO EQUIPMENT AND
INJURY TO PERSONS.
(1) Use the Power Plant Dry-Motor procedure to motor the engine for 1.5 minutes
(PAGEBLOCK 71-00-00/201).
NOTE: Be prepared to put 20 gallons (76 liters) of solution into the top of the low pressure
compressor intake.
SUBTASK 72-00-00-867-018-G00
(2) Release the starter switch.
SUBTASK 72-00-00-117-019-G00
CAUTION
MAKE SURE THAT YOU USE A FLOW RATE OF 10 TO 15 GALLONS/MINUTE
(38 TO 57 LITER/MINUTE). THIS WILL PREVENT DAMAGE TO THE
COMPRESSOR.
(3) Do this immediately: Use a flowrate of 10-15 gallons (57 liters) per minute to put the solution
into the low pressure compressor intake opening.
(a) If a hand held cleaning wand is used, the wand should be approximately 5 to 10 feet from
the engine inlet.
SUBTASK 72-00-00-117-020-G00
(4) When the fan rotor (N1) does not turn anymore, or when the mixture is used up, stop the
operation to put the solution into the low pressure compressor intake.
SUBTASK 72-00-00-117-021-G00
(5) If the solution is a mixture of gas path cleaner, G02351 [C04-140] and water, do the steps that
follow:
(a) Let the engine soak for 15 minutes.
(b) Do the steps to clean the engine with water.
SUBTASK 72-00-00-117-022-G00
(6) If the solution is water (or water and alcohol), do the steps that follow:
(a) Let the engine soak for ten minutes.
(b) Dry-Motor the engine for five minutes while you do the steps that follow
(PAGEBLOCK 71-00-00/201):
767
AIRCRAFT MAINTENANCE MANUAL
CF6-80A SERIES ENGINES
72-00-00
NoC
Page 706
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ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details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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