................................................................................
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
73-11-02
ALL ú ú C01 Page 606 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
////////////////////////A / /
CFM56 ENGINES
737-300/400/500/ /MAINTENANCE MANUAL ////////////////////////
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| CONTAMINANT | CAUSE | CORRECTIVE ACTION |
................................................................................
| BLACK SLUDGE OR | FUNGUS GROWTH | 1. CLEAN THE FUEL TANKS |
| SLIMY MATERIAL | | (AMM 28-11-00/701) |
| | | FLUSH THE FUEL LINES |
| | | (AMM 28-22-00/701) |
| | | 2. ADD BIOBOR JF TO THE FUEL TANKS|
| | | (AMM 28-10-00/201). |
| | | 3. DO A CHECK OF THE FUEL FILTER |
| | | ON THE OPPOSITE ENGINE. |
| | | 4. REPLACE THE FUEL FILTER |
| | | (AMM 73-11-02/401). |
| | | ENGINES PRE-CFMI-SB 73-134; |
| | | 5. AFTER 24 HOURS IN SERVICE, |
| | | DO A CHECK OF AND REPLACE |
| | | THE FUEL FILTER |
| | | (AMM 73-11-02/401). |
| | | ENGINES POST-CFMI-SB 73-134; |
| | | 5. REPLACE THE FUEL NOZZLE |
| | | FILTER. |
| | | 6. AFTER 24 HOURS IN SERVICE, |
| | | DO A CHECK OF AND REPLACE |
| | | THE FUEL FILTER |
| | | (AMM 73-11-02/401). |
................................................................................
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
73-11-02
ALL ú ú C01 Page 607 ú Nov 12/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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