Loss of Pin Programming Inputs Signal for the ELAC1

TASK 27-93-00-810-898-A
Loss of Pin Programming Inputs Signal for the ELAC1

1. Possible Causes

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
ASM 279240
AMM 27-93-34-000-001	Removal of the ELAC
AMM 27-93-34-400-001	Installation of the ELAC
AMM 27-96-00-740-001	BITE Test of the EFCS (Ground Scanning)

3. Fault Confirmation
Subtask 27-93-00-740-166-A

A. Test
(1) Do the BITE test of the EFCS (ground scanning) AMM 27-96-00-740-001.

4. Fault Isolation
Subtask 27-93-00-810-157-A

A. If the BITE test gives the maintenance message:
ELAC1 SDI INPUTS

(1) If the fault continues:

do a check and repair the wiring of the PIN PROGRAM ELAC1 signal from the ELAC1 (2CE1) COM and MON part to the ground terminal ASM 279240.

5. Close-up
Subtask 27-93-00-740-167-A

A. Do the test given in Para. 3.

[Rev.8 from Aug 2018] 2026.04.04 04:28:04 UTC