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73-11-02
ALL ú ú C02 Page 604 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
~.............................................................................. | CONTAMINANT | CAUSE | CORRECTIVE ACTION | ................................................................................ | LARGE AMOUNT | DIRTY FUEL, |
_____| ENGINES PRE-CFMI-SB 73-134; | OF VISIBLE SOLIDS, | FOREIGN MATERIALS,| 1. DO A CHECK OF THE FUEL FILTER | | DIRT, SAND, | DAMAGED BOOST | ON THE OPPOSITE ENGINE. | | ALUMINUM, METALLIC, | PUMPS | 2. PURGE THE FUEL TANKS | | OR DEBRIS WITH____| | (AMM 28-10-00/201). | | FUEL FILTER BYPASS | | REMOVE ALL ACCESS PANELS | | LIGHT ON | | (AMM 28-11-11/401). | | | | DO A CHECK ON THE TANKS. | | | | CLEAN THE TANKS IF IT IS | | | | NECESSARY (AMM 28-11-00/701). | | | | FLUSH THE FUEL LINES | | | | (AMM 28-22-00/701). | | | | 3. AFTER 24 HOURS IN SERVICE, DO A | | | | CHECK AND REPLACE THE FUEL | | | | FILTER CARTRIDGE(S) | | | | 4. DO A BORESCOPE INSPECTION OF | | | | THE COMBUSTION CHAMBER, HPT | | | | NOZZLE, AND STAGE 1 LPT NOZZLE | | | | (AMM 72-00-00/601). | | | | A. IF THE BORESCOPE RESULTS | | | | ARE OUT OF THE SERVICEABLE | | | | LIMITS, REPLACE THE ENGINE. | | | | A. IF THE BORESCOPE RESULTS | | | | ARE IN THE SERVICEABLE | | | | LIMITS, DO THE STEP THAT | | | | FOLLOWS, STEP NUMBER 5. |
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
73-11-02
ALL ú ú C01 Page 605 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
| | | 5. REPEAT THE BORESCOPE INSPECTION |
| | | AFTER 100 HOURS. |
| | | A. IF THE SUBSEQUENT BORESCOPE |
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