BITE Test of the BMC 1(2)

TASK 36-11-00-740-001-A
BITE Test of the BMC 1(2)

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 31-32-00-860-011-A	Procedure to Get Access to the SYSTEM REPORT/TEST/PNEU Page

3. Job Set-up
Subtask 36-11-00-861-072-A ** ON A/C NOT FOR ALL

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

Subtask 36-11-00-865-075-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
49VU	AIR BLEED/X FEED/VALVE/BAT	2HV	D13
49VU	AIR BLEED/ENG 1/CTL	3HA1	D12
49VU	AIR BLEED/ENG 1/MONG	2HA1	D11
122VU	AIR BLEED/ENG 2/CTL	3HA2	Z23
122VU	AIR BLEED/ENG 2/MONG	2HA2	Z22
122VU	AIR BLEED/X FEED VALVE/NORM	1HV	Z20

Subtask 36-11-00-860-062-A ** ON A/C NOT FOR ALL

C. Aircraft Maintenance Configuration
(1) On the AIR COND panel:

make sure that the ENG 1(2) bleed pushbutton switches are pushed (OFF legends are off),
make sure that the crossbleed selector switch is at AUTO,
make sure that the APU BLEED pushbutton switch is released (ON legend is off).

(2) Adjust the brightness of the MCDU screen.
(3) On one MCDU, get the SYSTEM REPORT/TEST PNEU menu page (Ref. AMM TASK 31-32-00-860-011).

4. Procedure
Subtask 36-11-00-710-056-B ** ON A/C NOT FOR ALL

A. Bite test of the BMC 1(2)

ACTION	RESULT
1.On the MCDU:
push the line key adjacent to the applicable BMC indication.	The applicable BMC page comes into view.
2.On the MCDU:
push the line key adjacent to the TEST indication.	the BMC TEST, LRU's PNEU FUNCTION NOT CHECKED DURING TEST indication comes into view, the ELECTRICAL TEST IN PROGRESS indication comes into view during some seconds. the TEST RESULT page must comes into view with the ELECTRICAL TEST OK indication.

5. Close-up
Subtask 36-11-00-862-064-A ** ON A/C NOT FOR ALL

A. Put the aircraft back to its initial configuration.
(1) On the MCDU:
(a) Push the line key adjacent to the RETURN indication until the MAINTENANCE MENU 1/2 page comes into view.
(b) Fully decrease the brightness of the MCDU screen (display off).
(2) De-energize the aircraft electrical circuits (Ref. AMM TASK 24-41-00-862-002).

[Rev.10 from 2021] 2026.04.01 01:06:48 UTC