Loss of the Four Elevator Servocontrols

TASK 27-30-00-810-847-A
Loss of the Four Elevator Servocontrols

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 27-96-00-740-001	BITE Test of the EFCS (Ground Scanning)

3. Fault Confirmation
Subtask 27-30-00-700-134-A

A. Test
Not applicable.

4. Fault Isolation
Subtask 27-30-00-810-094-A

A. This warning is shown after the failure of the four elevator servocontrols.
To do the trouble shooting refer to the POST FLIGHT REPORT and start the trouble shooting from the first F/CTL ELEV SERVO FAULT warning and its related maintenance message.
After this step, on the upper ECAM DU the F/CTL L ELEV FAULT or F/CTL R ELEV FAULT warning will go out of view and be replaced by F/CTL L ELEV FAULT and F/CTL ELEV SERVO FAULT or F/CTL R ELEV FAULT and F/CTL ELEV SERVO FAULT warning with a related maintenance message. Do the BITE test of the EFCS (ground scanning) AMM 27-96-00-740-001, to know the related maintenance message.
Do the trouble shooting procedure related to this message.

[Rev.8 from Aug 2018] 2026.04.04 04:27:35 UTC