Removal of the Flight Operations and MAintenance eXchanger (FOMAX)

TASK 46-26-32-000-801-A
Removal of the Flight Operations and MAintenance eXchanger (FOMAX)

ZONE: 128

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Fixtures, Tools, Test and Support Equipment

REFERENCE	QTY	DESIGNATION
No specific	1	ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE
No specific	AR	CAP - BLANKING
No specific	AR	SAFETY CLIP - CIRCUIT BREAKER

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
128	REAR AVIONIC COMPARTMENT
824

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 46-26-32-000-802-A	Removal of the Airline SIM Card from the Flight Operations and MAintenance eXchanger (FOMAX)
TASK 46-26-32-000-803-A	Removal of the Airbus SIM Card from the Flight Operations and MAintenance eXchanger (FOMAX)
TASK 46-26-32-280-805-A	Backup of the Network File Management Service (NFMS) Data of the Airline from the Flight Operations and MAintenance eXchanger (FOMAX)
Flight Operations and MAintenance eXchanger (FOMAX)

3. Job Set-up
Subtask 46-26-32-861-064-A ** ON A/C NOT FOR ALL

A. Energize the ground service network
(Ref. AMM TASK 24-42-00-861-001).

Subtask 46-26-32-010-050-A ** ON A/C NOT FOR ALL

B. Get access to the avionics compartment.
(1) Put an ACCESS PLATFORM 2M (6 FT) - ADJUSTABLE in position at access door 824.
(2) Open access door 824.

Subtask 46-26-32-869-050-A ** ON A/C NOT FOR ALL

C. Record the Network-File Management-Service Data from the FOMAX
(1) Record the airline network-file management-service data from the FOMAX (Ref. AMM TASK 46-26-32-280-805).
(a) Tell your Engineering department about this step.

Subtask 46-26-32-865-050-A ** ON A/C NOT FOR ALL

D. Open, safety and tag this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
121VU	FOMAX	67TA	J01
** ON A/C NOT FOR ALL
121VU	FOMAX	67TA	R12

4. Procedure
Subtask 46-26-32-020-050-A ** ON A/C NOT FOR ALL

A. Removal of the FOMAX
(1) Unless specified differently by the troubleshooting procedure, do the steps that follow:
(a) Remove the Airbus Subscriber Identity Module (SIM) card (Ref. AMM TASK 46-26-32-000-803).
(b) Carefully record the slot of the Airbus SIM card.
(2) If applicable, remove the Airline SIM card (Ref. AMM TASK 46-26-32-000-802) and carefully record the slot of the Airline SIM card.
(3) Loosen the nut (4).
(4) Lower the nut (4).
(5) Pull the FOMAX (1) on its rack (3) to disconnect the electrical connectors (2).
(6) Remove the FOMAX (1) from its rack (3).
(7) Put the CAP-BLANKING on each disconnected electrical connector and receptacle.

[Rev.10 from 2021] 2026.04.02 06:26:09 UTC