DOC AIRBUS | TSM A320FDisagree between the Fuel-Flow Indication and the ECU Output on Engine 1
TASK 73-00-00-810-859-A
Disagree between the Fuel-Flow Indication and the ECU Output on Engine 1
1. Possible Causes
2. Job Set-up Information
A. Referenced Information
3. Fault Confirmation
Subtask 73-00-00-710-164-A ** ON A/C NOT FOR ALL
Subtask 73-00-00-810-108-A ** ON A/C NOT FOR ALL
[Rev.8 from Aug 2018]
2026.04.04 04:35:10 UTC
Disagree between the Fuel-Flow Indication and the ECU Output on Engine 1
1. Possible Causes
2. Job Set-up Information
A. Referenced Information
| REFERENCE | DESIGNATION |
|---|---|
| AMM 31-53-34-000-001 | Removal of the Flight Warning Computer (FWC) |
| AMM 31-53-34-400-001 | Installation of the Flight Warning Computer (FWC) |
| AMM 31-63-34-000-001 | Removal of the DMC |
| AMM 31-63-34-400-001 | Installation of the DMC |
| AMM 71-00-00-710-006 | Minimum Idle Check |
Subtask 73-00-00-710-164-A ** ON A/C NOT FOR ALL
A. Test
(1) Not applicable, the fault is evident.
4. Fault Isolation(1) Not applicable, the fault is evident.
Subtask 73-00-00-810-108-A ** ON A/C NOT FOR ALL
A. If the fault symptom is identified by the ECAM warning message ENG1 FF DISCREPANCY:
Subtask 73-00-00-710-165-A ** ON A/C NOT FOR ALL - replace the DMC-1 [1WT1] AMM 31-63-34-000-001 and AMM 31-63-34-400-001.
- replace the DMC-2 [1WT2] .
- replace the DMC-3 [1WT3] .
- replace the FWC-1 [1WW1] AMM 31-53-34-000-001 and AMM 31-53-34-400-001.
- replace the FWC-2 [1WW2] AMM 31-53-34-000-001 and AMM 31-53-34-400-001.