DOC AIRBUS | TSM A320FFailure of the CFDIU Detected by the ADIRU1
TASK 31-32-00-810-928-A
Failure of the CFDIU Detected by the ADIRU1
1. Possible Causes
A. Referenced Information
3. Fault Confirmation
Subtask 31-32-00-740-300-A 4. Fault Isolation
Subtask 31-32-00-810-178-A
[Rev.8 from Aug 2018]
2026.04.04 04:29:58 UTC
Failure of the CFDIU Detected by the ADIRU1
1. Possible Causes
- CFDIU [1TW]
A. Referenced Information
| REFERENCE | DESIGNATION |
|---|---|
| AMM 31-32-34-000-001 | Removal of the CFDIU |
| AMM 31-32-34-400-001 | Installation of the CFDIU |
| AMM 34-14-00-740-001 | Interface Test of the IR |
Subtask 31-32-00-740-300-A 4. Fault Isolation
Subtask 31-32-00-810-178-A
A. If the BITE test gives the maintenance message CFDIU (1TW):
Subtask 31-32-00-740-301-A - replace the CFDIU [1TW] AMM 31-32-34-000-001 and AMM 31-32-34-400-001.
B. Do the test given in Para. 3.