Loss of the Reception of the ELAC OWN Bus by the FAC 2 MON or the FAC 2 COM

TASK 22-66-00-810-844-A
Loss of the Reception of the ELAC OWN Bus by the FAC 2 MON or the FAC 2 COM

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

3. Fault Confirmation
Subtask 22-66-00-865-061-A

A. Make sure that this(these) circuit breaker(s) is(are) closed:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C ALL
121VU	FLIGHT CONTROLS/ELAC2/NORM/SPLY	15CE2	R20

Subtask 22-66-00-710-136-A

B. Test
(1) Do the operational test of the AFS AMM 22-96-00-710-001 and read the result for the FAC 2.

4. Fault Isolation
Subtask 22-66-00-810-100-A

A. If the test gives the maintenance message AFS: FAC2/ELAC2 BUS WIRG:

(1) If the fault continues:

do a check and repair the wiring of the ELAC OWN bus from the FAC 2 (1CC2) to the first terminal block ASM 226901.

Subtask 22-66-00-710-137-A

B. Do the test given in Para. 3.

[Rev.8 from Aug 2018] 2026.04.04 04:25:19 UTC