DOC AIRBUS | TSM A320FDisplay of the Operational Warning for a Thrust Reverser Deactivation on the Upper ECAM Display Unit on Engine 1
1. Possible Causes
NOTE: This TASK is only applicable for IAE V2500-A5 engines which have incorporated EEC software standard
SCN21/AA or higher.
2 Job Set-up Information
A. Referenced Information
REFERENCE DESIGNATION
Ref. AMM 73-22-00-860-010 Change of the Inhibition Status of the Thrust Reverser System
Ref. AMM 78-30-00-040-013 Deactivation of the Thrust Reverser System for Flight
Ref. AMM 78-30-00-440-013 Activation of the Thrust Reverser System for Flight
3. Fault Confirmation
Subtask 78-31-00-710-253-A
A. Not Applicable
4. Fault Isolation
Subtask 78-31-00-810-279-A
A. Do the procedure that follows:
(1) Make sure that the thrust reverser system is deactivated following the procedure Ref.
AMM 78-30-00-040-013 and no maintenance messages related to the thrust reverser system are
present.
(2) If no other messages related to the thrust reverser system are present, it is an operational warning.
No more action is necessary.
(3) If the thrust reverser system was re-activated through the procedure Ref. AMM 78-30-00-440-013
and the ECAM warnings ENG1 REV INHIBITED or ENG1 REVERSER FAULT is shown, change the
inhibition status of the thrust reverser system Ref. AMM 73-22-00-860-010 . [Rev.6 from Feb 2017] 2026.04.04 04:38:11 UTC