DOC AIRBUS | TSM A320FLoss of the ENG 1 OIL QTY Input of the SDAC 1
TASK 31-54-00-810-823-A
Loss of the ENG 1 OIL QTY Input of the SDAC 1
1. Possible Causes
2. Job Set-up Information
A. Referenced Information
3. Fault Confirmation
Subtask 31-54-00-710-083-A
Subtask 31-54-00-810-072-A ** ON A/C NOT FOR ALL
[Rev.8 from Aug 2018]
2026.04.04 04:30:24 UTC
Loss of the ENG 1 OIL QTY Input of the SDAC 1
1. Possible Causes
2. Job Set-up Information
A. Referenced Information
| REFERENCE | DESIGNATION |
|---|---|
| AMM 31-50-00-710-001 | Ground Scanning of the Central Warning System |
| AMM 31-55-34-000-001 | Removal of the SDAC |
| AMM 31-55-34-400-001 | Installation of the SDAC |
| AMM 79-31-15-000-040 | Removal of the Oil Quantity Transmitter |
| AMM 79-31-15-000-041 | Removal of the Oil Quantity Transmitter |
| AMM 79-31-15-400-040 | Installation of the Oil Quantity Transmitter |
| AMM 79-31-15-400-041 | Installation of the Oil Quantity Transmitter |
| ASM 793601 |
Subtask 31-54-00-710-083-A
A. Not applicable, the fault is evident.
4. Fault IsolationSubtask 31-54-00-810-072-A ** ON A/C NOT FOR ALL
A. If the fault is identified by the maintenance message:
SDAC1: ENG1 OIL QTY XMTR 4002EN:
(1) Replace the XMTR-OIL QTY [4002EN] AMM 79-31-15-000-040 and AMM 79-31-15-400-040.
(2) If the fault continues:
Subtask 31-54-00-810-072-B ** ON A/C NOT FOR ALL SDAC1: ENG1 OIL QTY XMTR 4002EN:
(1) Replace the XMTR-OIL QTY [4002EN] AMM 79-31-15-000-040 and AMM 79-31-15-400-040.
(2) If the fault continues:
- do a check and repair the wiring from the SDAC 1 (1WV1) pins AB/15E, 15F to the OIL QTY XMTR (4002EN) pins A/3, 4 ASM 793601.
- replace the SDAC-1 [1WV1] , AMM 31-55-34-000-001 and AMM 31-55-34-400-001.
A. If the fault is identified by the maintenance message:
SDAC1: ENG1 OIL QTY XMTR 4002EN:
(1) Replace the XMTR-OIL QTY [4002EN] AMM 79-31-15-000-041 and AMM 79-31-15-400-041.
(2) If the fault continues:
Subtask 31-54-00-865-062-A SDAC1: ENG1 OIL QTY XMTR 4002EN:
(1) Replace the XMTR-OIL QTY [4002EN] AMM 79-31-15-000-041 and AMM 79-31-15-400-041.
(2) If the fault continues:
- do a check and repair the wiring from the SDAC 1 (1WV1) pins AB/15E, 15F to the OIL QTY XMTR (4002EN) pins A/3, 4 ASM 793601.
- replace the SDAC-1 [1WV1] , AMM 31-55-34-000-001 and AMM 31-55-34-400-001.
B. Make sure that this(these) circuit breaker(s) is(are) closed:
Subtask 31-54-00-710-082-A | PANEL | DESIGNATION | FIN | LOCATION |
|---|---|---|---|
| ** ON A/C NOT FOR ALL | |||
| 121VU | ENGINE/ENG1/OIL/QTY | 1EN1 | N39 |
C. Test
(1) Do the Ground Scanning of the central warning systems (SDAC) AMM 31-50-00-710-001.
(2) Make sure that the maintenance message SDAC1: ENG1 OIL QTY XMTR 4002EN is no more present.
(1) Do the Ground Scanning of the central warning systems (SDAC) AMM 31-50-00-710-001.
(2) Make sure that the maintenance message SDAC1: ENG1 OIL QTY XMTR 4002EN is no more present.