Change the configuration of the Accelerometer [CFMB]

TASK 77-32-34-860-041-A
Change the configuration of the Accelerometer

FIN: 2EV ** ON A/C NOT FOR ALL

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Referenced Information

REFERENCE	DESIGNATION
TASK 24-41-00-861-002-A	Energize the Aircraft Electrical Circuits from the External Power
TASK 24-41-00-861-002-A-01	Energize the Aircraft Electrical Circuits from the APU
TASK 24-41-00-861-002-A-02	Energize the Aircraft Electrical Circuits from Engine 1(2)
TASK 24-41-00-862-002-A	De-energize the Aircraft Electrical Circuits Supplied from the External Power
TASK 24-41-00-862-002-A-01	De-energize the Aircraft Electrical Circuits Supplied from the APU
TASK 24-41-00-862-002-A-02	De-energize the Aircraft Electrical Circuits Supplied from the Engine 1(2)
TASK 31-32-00-860-012-A	Procedure to Get Access to the SYSTEM REPORT/TEST/ENG Page
Reconfiguration of the Accelerometer - PRE SB77-1006 (P/N 241-191-000-041)
Reconfiguration of the Accelerometer - POST SB77-1006 (P/N 241-246-022-004)

3. Job Set-up
Subtask 77-32-34-861-064-A ** ON A/C NOT FOR ALL

A. Energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-861-002).

Subtask 77-32-34-865-073-A ** ON A/C NOT FOR ALL

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

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
121VU	ENGINE/ENG1 AND 2/EVMU	1EV	R44

Subtask 77-32-34-869-091-A ** ON A/C NOT FOR ALL

C. On the MCDU 1(2), get the SYSTEM REPORT/TEST ENG page (Ref. AMM TASK 31-32-00-860-012).

4. Procedure
Subtask 77-32-34-860-054-A ** ON A/C NOT FOR ALL

A. Change the Configuration of the Accelerometer

PRE AIRBUS SB 77-1006 (P/N 241-191-000-041)

ACTION	RESULT
1.Push the line key adjacent to the EVMU indication.	The EVMU menu comes into view.
2.Push the line key adjacent to the ACC RECONFIGURATION indication to get the ACC RECONFIGURATION program.	The configuration of the left and right engines comes into view.
	Reconfiguration of the Accelerometer - PRE SB77-1006 (P/N 241-191-000-041) ** ON A/C NOT FOR ALL Detail A.
3.Push the line key adjacent to the indication of the engine on which you must change the accelerometer.	The indication for the new accelerometer comes into view under the indication of the related engine. Reconfiguration of the Accelerometer - PRE SB77-1006 (P/N 241-191-000-041) ON A/C NOT FOR ALL Detail B. NOTE: The EVMU shows the state of the switching mode: There is no accelerometer failure SWITCH MODE ON indication comes into view. Reconfiguration of the Accelerometer - PRE SB77-1006 (P/N 241-191-000-041) ON A/C NOT FOR ALL If there is an accelerometer failure SWITCH MODE OFF/ ONE (MORE) ACCLM. DEFECT comes into view. Reconfiguration of the Accelerometer - PRE SB77-1006 (P/N 241-191-000-041) ON A/C NOT FOR ALL NOTE: If the EVMU does not accept the change, there can be two causes: the accelerometer you set is defective Reconfiguration of the Accelerometer - PRE SB77-1006 (P/N 241-191-000-041) ON A/C NOT FOR ALL Detail A and Before you changed the accelerometer you did the procedure to acquire the initial values for the subsequent flight Reconfiguration of the Accelerometer - PRE SB77-1006 (P/N 241-191-000-041) ** ON A/C NOT FOR ALL Detail B.
4.On the MCDU, push the line select key adjacent to the RETURN indication until the CFDS menu page comes into view.

END OF PRE AIRBUS SB 77-1006

POST AIRBUS SB 77-1006 (P/N 241-246-022-004)

ACTION	RESULT
1.Push the line key adjacent to the EVMU indication.	The EVMU menu comes into view.
2.Push the line key adjacent to the ACC RECONFIGURATION indication to get the ACC RECONFIGURATION program.	The configuration of the left and right engines comes into view.
	Reconfiguration of the Accelerometer - POST SB77-1006 (P/N 241-246-022-004) ** ON A/C NOT FOR ALL Detail A.
3.Push the line key adjacent to the indication of the engine on which you must change the accelerometer.	The indication for the new accelerometer comes into view under the indication of the related engine. Reconfiguration of the Accelerometer - POST SB77-1006 (P/N 241-246-022-004) ON A/C NOT FOR ALL Detail B. NOTE: If the EVMU does not accept the change, there can be two causes: the accelerometer you set is defective Reconfiguration of the Accelerometer - POST SB77-1006 (P/N 241-246-022-004) ON A/C NOT FOR ALL Detail A and Reconfiguration of the Accelerometer - POST SB77-1006 (P/N 241-246-022-004) ON A/C NOT FOR ALL Before you changed the accelerometer you did the procedure to acquire the initial values for the subsequent flight Reconfiguration of the Accelerometer - POST SB77-1006 (P/N 241-246-022-004) ON A/C NOT FOR ALL Detail B.
4.On the MCDU, push the line select key adjacent to the RETURN indication until the CFDS menu page comes into view.

END OF POST SB 77-1006

5. Close-up
Subtask 77-32-34-862-064-A ** ON A/C NOT FOR ALL

A. De-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002).

[Rev.10 from 2021] 2026.04.01 03:17:57 UTC