Loss of the oil quantity indication on the lower ECAM DU on the Engine 2

---

1. Possible Causes
· terminal module TM817
· XMTR-OIL QTY ( 4002EN )
· TRANSDUCER-NO.4 BEARING PRESSURE ( 4005EN )
2 Job Set-up Information
A. Referenced Information
REFERENCE DESIGNATION
Ref. AWM 71-51-02
Ref. AMM 73-25-34-710-042 Operational Test of the EIU with the CFDS
Ref. AMM 78-31-00-710-041 Operational Test of the Thrust Reverser System with the CFDS
Ref. AMM 79-31-15-000-010 Removal of the Oil Quantity Transmitter
Ref. AMM 79-31-15-400-010 Installation of the Oil Quantity Transmitter
Ref. AMM 79-33-16-000-010 Removal of the No. 4 Bearing Pressure Transducer
Ref. AMM 79-33-16-400-010 Installation of the No. 4 Bearing Pressure Transducer
3. Fault Confirmation
Subtask 79-00-00-710-106-A
A. Not applicable, the fault is evident.
4. Fault Isolation
Subtask 79-00-00-810-094-A
A. Replace terminal module TM817 Ref. AWM 71-51-02.
Subtask 79-00-00-810-113-A
B. If the fault continues:
(1) Replace the XMTR-OIL QTY ( 4002EN ) Ref. AMM 79-31-15-000-010 and Ref.
AMM 79-31-15-400-010 .
Subtask 79-00-00-810-114-A
C. If the fault continues:
(1) Replace the TRANSDUCER-NO.4 BEARING PRESSURE ( 4005EN ) Ref. AMM 79-33-16-000-010
and Ref. AMM 79-33-16-400-010 .
Subtask 79-00-00-710-107-A
D. Test
(1) Do an Operational Test of the Thrust Reverser System with the CFDS Ref. AMM 78-31-00-710-041 .
(2) Do an Operational Test of the EIU with the CFDS Ref. AMM 73-25-34-710-042 .
(3) Make sure that the circuit breaker 1EN2 does not trip.
(4) Make sure that the oil quantity indication is displayed on the lower ECAM DU. [Rev.6 from Feb 2017] 2026.04.04 04:38:25 UTC