DOC AIRBUS | TSM A320FDetection of incorrect AOA value from the ADR1 to the FWC2
TASK 31-53-00-810-953-A
Detection of incorrect AOA value from the ADR1 to the FWC2
1. Possible Causes
2. Job Set-up Information
A. Referenced Information
3. Fault Confirmation
Subtask 31-53-00-710-291-A
Subtask 31-53-00-810-191-B
[Rev.8 from Aug 2018]
2026.04.04 04:30:21 UTC
Detection of incorrect AOA value from the ADR1 to the FWC2
1. Possible Causes
2. Job Set-up Information
A. Referenced Information
| REFERENCE | DESIGNATION |
|---|---|
| AMM 34-11-19-000-001 | Removal of the Angle of Attack Sensor |
| AMM 34-11-19-200-001 | Inspection of the Angle-Of-Attack Sensor |
| AMM 34-11-19-400-001 | Installation of the Angle of Attack Sensor |
| AMM 34-13-00-710-006 | Operational Test of the AOA SENSOR TEST |
Subtask 31-53-00-710-291-A
A. Not applicable
4. Fault IsolationSubtask 31-53-00-810-191-B
A. If the PFR gives the maintenance message FWC2 :ADC1 (1FP1) AOA SIGNAL and the maintenance status NAV CAPT AOA FAULT:
(1) Do a check of the AOA sensor 1 AMM 34-11-19-200-001.
(a) If there is a hard point or damage on the vane, replace the AOA sensor 1 AMM 34-11-19-000-001 and AMM 34-11-19-400-001.
(2) Do the operational test of the AOA SENSOR TEST AMM 34-13-00-710-006.
(a) If the results of the test are not satisfactory:
(1) Do a check of the AOA sensor 1 AMM 34-11-19-200-001.
(a) If there is a hard point or damage on the vane, replace the AOA sensor 1 AMM 34-11-19-000-001 and AMM 34-11-19-400-001.
(2) Do the operational test of the AOA SENSOR TEST AMM 34-13-00-710-006.
(a) If the results of the test are not satisfactory:
- Replace the AOA sensor 1 AMM 34-11-19-000-001 and AMM 34-11-19-400-001.