FAC 2 YD Function Inoperative

TASK 22-63-00-810-810-A
FAC 2 YD Function Inoperative

1. Possible Causes

FAC 2
FMGC 2

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 22-91-00-710-001	Ground Scanning of the AFS
AMM 22-96-00-710-001	Operational Test of the AFS
AMM 22-97-00-710-001	Operational Test of the LAND CAT III Capability

3. Fault Confirmation
Subtask 22-63-00-710-070-A

A. Test
(1) Do the operational test of the LAND CAT III capability AMM 22-97-00-710-001.

4. Fault Isolation
Subtask 22-63-00-810-061-B

A. If the test gives the maintenance message AFS: CHECK FAC2 YD:

do the Ground Scanning of the AFS AMM 22-91-00-710-001.

(1) If the test gives a different message, do the trouble shooting procedure related to the maintenance message.
(2) If the test does not gives the maintenance message, or if the fault continues:

do the operational test of the AFS AMM 22-96-00-710-001 and read the results for the FAC 2 and the FMGC 2 .

(a) If the test gives a different message, do the trouble shooting procedure related to the maintenance message.

Subtask 22-63-00-710-071-A

B. Do the test given in Para. 3.

[Rev.8 from Aug 2018] 2026.04.04 04:25:15 UTC