72-34-04
ALL ú ú N01 Page 606 ú Jun 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
~............................................................................... | TABLE 602 | | INSPECTION FOR NICKS, DENTS, AND OTHER SURFACE DAMAGE | ................................................................................. | | DAMAGE LIMITS | .................................................................................
| | | REPLACE IN | REPLACE |
| EXAMINE ALL | | NOT MORE | BEFORE |
| SURFACES FOR: | PERMITTED | THAN 50 HOURS | NEXT USE |
................................................................................. | Areas of broken or| | | | | fuzzy stray fibers| | | | | Width or length | | 1.00 - 2.50 in. |More than 2.50 in. | | | | (25.40 - 63.50 mm)| (63.500 mm) | | Depth | |More than 0.030 in.| | | | | (0.762 mm)| | | Separation | | Less than 2.00 in.| | | (from any other | | (50.800 mm)| | | damage) | | | | ................................................................................. | Punctures, holes | | | | | Leading edge of | | | | | fairing | | | None are permitted| | | | | | | All other areas | | None are permitted| | ................................................................................. | No bond of wire | | | | | cloth patch | | | | | Length or width | | More than 0.50 in.| | | | | (12.700 mm)| | 2...................…...................…...................…...................1
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72-34-04
ALL ú ú N01 Page 607 ú Feb 10/96
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / PW4000 SERIES /747-400 / ENGINES/MAINTENANCE MANUAL ////////////////////////
~............................................................................... | TABLE 603 | | INSPECTION FOR DELAMINATION | ................................................................................. | | DAMAGE LIMITS | .................................................................................
| | EXAMINE | REPLACE IN | REPLACE |
| | EVERY | NOT MORE | BEFORE |
| EXAMINE FOR | 50 HOURS | THAN 50 HOURS | NEXT USE |
................................................................................. | Delaminations | | | | | Width or Length | Up to 1.00 in. | 1.000 - 2.500 in. | More than 2.50 in.| | | (25.400 mm) | (25.40 - 63.50 mm)| (63.500 mm)| | Depth | Up to 0.030 in. |More than 0.030 in.| | | | (0.762 mm) | (0.762 mm) | | ................................................................................. | Separation | More than 2.00 in.| Less than 2.00 in.| | | (from any other | (50.800 mm)| (50.800 mm)| | | damage) | | | | 2...................…...................…...................…...................1
~............................................................................... | TABLE 604 | | INSPECTION FOR EROSION | ................................................................................. | | DAMAGE LIMITS | ................................................................................. | EXAMINE THE | REPLACE IN | REPLACE IN | REPLACE | | LEADING EDGES | NOT MORE | NOT MORE | BEFORE | | FOR EROSION | THAN 50 HOURS | THAN 25 HOURS | NEXT USE | ................................................................................. | Dull or rough | | | | | surface finish | Any quantity | | | ................................................................................. | Fibers are | | | | | visible | | Any quantity | | ................................................................................. | Holes | | | Any quantity | | | | | | 2...................…...................…...................…...................1
E. Put the Airplane Back to Its Usual Condition.
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