CTC-231-074-00 LAST LEG REPORT (00)
EFFECTIVITY
ALL CFM56-5B ENGINES FOR A319-A320-A321
CFMI PROPRIETARY INFORMATION CFDS MESSAGE
INTERROGATION
FAULT DETECTION
& ANNUNCIATION Page 19
Nov 02
CFM56-5B TRAINING MANUAL
CENTRALIZED FAULT DISPLAY SYSTEM (CFDS). ENGINE SYSTEMS - ECU.
Previous legs report (Legs 01 to 63).
The previous legs report format (class 1 and 2 faults only) is the same as the last leg report, except that for each fault, the flight leg number at which the fault occurred is added.
Flight leg numbers are displayed in reverse chronological order with the most recent flight leg first and the faults within each leg are displayed in chronological order with the oldest fault first.
If no faults were recorded during previous flights, a ‘NO FAULTS RECORDED’ message is displayed.
When there is an NVM failure, the ECU will display a ‘DATA NOT RETRIEVABLE’ message.
EFFECTIVITY
ALL CFM56-5B ENGINES FOR A319-A320-A321
CFMI PROPRIETARY INFORMATION CFDS MESSAGE
INTERROGATION
FAULT DETECTION
& ANNUNCIATION Page 20
Nov 02
CFM56-5B TRAINING MANUAL
CTC-231-075-00 PREVIOUS LEGS REPORT (01-63)
EFFECTIVITY
ALL CFM56-5B ENGINES FOR A319-A320-A321
CFMI PROPRIETARY INFORMATION CFDS MESSAGE
INTERROGATION
FAULT DETECTION
& ANNUNCIATION Page 21 Nov 02
CFM56-5B TRAINING MANUAL
CENTRALIZED FAULT DISPLAY SYSTEM (CFDS). ENGINE SYSTEMS - ECU.
LRU identification.
The LRU identification page provides information on engine configuration.
The page displays :
- ECU ATA number - ECU part number - Engine rating (5B1, 5B2, 5B3, 5B4, 5B5, 5B6, 5B7,
TEST, or ‘xxx’ for invalid rating).
- Enhanced performance installed ( /P)
- Bump availability - N1 Trim (0 - 7)
- PMUX inhibited status - EGT monitoring status - Engine configuration (RACSB valve, or TBV valve)
- TR SOV status
- Engine serial number
A menu selection is also provided to change the engine serial number if the ECU is moved from one engine to another and also to change the TRSOV installation status.
EFFECTIVITY
ALL CFM56-5B ENGINES FOR A319-A320-A321
CFMI PROPRIETARY INFORMATION
CFM56-5B TRAINING MANUAL
CTC-231-076-00 LRU IDENTIFICATION
EFFECTIVITY
ALL CFM56-5B ENGINES FOR A319-A320-A321
CFMI PROPRIETARY INFORMATION CFDS MESSAGE
INTERROGATION
FAULT DETECTION
& ANNUNCIATION Page 23
Nov 02
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