(Continued)
Condition Maximum Serviceable Limits
Nicks and scratches Permitted if less than 0.060 inch (1.52 mm) in depth after the high
metal has been removed. The remaining metal must not be less than
75% of its initial thickness.
Dents Permitted if they are smooth and less than 0.250 inch (6.35 mm) in
depth. No dents are permitted on the mating surfaces.
SUBTASK 72-40-00-216-009-G00
(8) Visually examine the oil supply scavenge tubes for the conditions that follow:
Condition Maximum Serviceable Limits
Cracks Not serviceable.
Nicks and scratches Permitted if less than 0.10 inch (0.25 mm) in depth after the high metal has
been removed.
Dents Permitted if smooth and less than 0.60 inch (1.52 mm) in depth.
Wear at the ends Permitted if less than 0.12 inch.
Permitted if less than 0.015 inch (0.38 mm) in depth on the scavenge tubes.
Permitted if less than 0.016 inch (0.421 mm) in depth on the sump
pressurization tubes.
Permitted if less than 0.018 inch (0.45 m) in depth on the sump vent tube.
F. Put the Airplane to its Usual Condition
SUBTASK 72-40-00-416-010-G00
WARNING
OBEY THE INSTRUCTIONS IN THE PROCEDURE TO CLOSE THE THRUST
REVERSERS. IF YOU DO NOT OBEY THE INSTRUCTIONS, INJURIES TO
PERSONS AND DAMAGE TO EQUIPMENT CAN OCCUR.
(1) Close the thrust reversers (PAGEBLOCK 78-31-00/201).
SUBTASK 72-40-00-416-011-G00
(2) Close the core cowl panels (PAGEBLOCK 71-11-06/201).
SUBTASK 72-40-00-446-012-G00
(3) Do the activation procedure for the thrust reverser (PAGEBLOCK 78-31-00/201).
SUBTASK 72-40-00-416-013-G00
(4) Close the fan cowl panel (PAGEBLOCK 71-11-04/201).
END OF TASK
767
AIRCRAFT MAINTENANCE MANUAL
CF6-80A SERIES ENGINES
72-40-00
NoC
Page 604
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ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details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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