EIS - Loss of the Red Gun

TASK 31-63-00-810-971-A
EIS - Loss of the Red Gun

1. Possible Causes

DU-ECAM, UPPER [4WT1]
DU-ECAM, LOWER [4WT2]
ND-CAPT [3WT1]
ND-F/O [3WT2]
PFD-CAPT [2WT1]
PFD-F/O [2WT2]

2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
AMM 24-41-00-861-002	Energize the Aircraft Electrical Circuits from the External Power
AMM 24-41-00-862-002	De-energize the Aircraft Electrical Circuits Supplied from the External Power
AMM 31-60-00-860-001	EIS Start Procedure
AMM 31-60-00-860-002	EIS Stop Procedure
AMM 31-63-22-000-001	Removal of the Display Unit
AMM 31-63-22-400-001	Installation of the Display Unit

3. Fault Confirmation
Subtask 31-63-00-860-050-A ** ON A/C NOT FOR ALL

A. Do the operational test that follows:
(1) Energize the aircraft electrical circuits
AMM 24-41-00-861-002
(2) Do the EIS start procedure AMM 31-60-00-860-001.
(3) Do a check of the colors displayed on the EIS Display Units.

4. Fault Isolation
Subtask 31-63-00-810-221-A ** ON A/C NOT FOR ALL

A. If the colors displayed on the upper ECAM display unit are not correct:

replace the DU-ECAM, UPPER [4WT1] AMM 31-63-22-000-001 and AMM 31-63-22-400-001.

Subtask 31-63-00-810-222-A ** ON A/C NOT FOR ALL

B. If the colors displayed on the lower ECAM display unit are not correct:

replace the DU-ECAM, LOWER [4WT2] AMM 31-63-22-000-001 and AMM 31-63-22-400-001.

Subtask 31-63-00-810-223-A ** ON A/C NOT FOR ALL

C. If the colors displayed on the CAPT ND are not correct:

replace the ND-CAPT [3WT1] AMM 31-63-22-000-001 and AMM 31-63-22-400-001.

Subtask 31-63-00-810-224-A ** ON A/C NOT FOR ALL

D. If the colors displayed on the F/O ND are not correct:

replace the ND-F/O [3WT2] AMM 31-63-22-000-001 and AMM 31-63-22-400-001.

Subtask 31-63-00-810-225-A ** ON A/C NOT FOR ALL

E. If the colors displayed on the CAPT PFD are not correct:

replace the PFD-CAPT [2WT1] AMM 31-63-22-000-001 and AMM 31-63-22-400-001.

Subtask 31-63-00-810-226-A ** ON A/C NOT FOR ALL

F. If the colors displayed on the F/O PFD are not correct:

replace the PFD-F/O [2WT2] AMM 31-63-22-000-001 and AMM 31-63-22-400-001.

5. Close-up
Subtask 31-63-00-860-051-A ** ON A/C NOT FOR ALL

A. Put the aircraft back to its initial configuration.
(1) Do the EIS stop procedure
AMM 31-60-00-860-002.
(2) De-energize the aircraft electrical circuits
AMM 24-41-00-862-002.

[Rev.8 from Aug 2018] 2026.04.04 04:30:50 UTC