Operational Test of the Lavatory Smoke-Detection System

TASK 26-17-00-710-001-A
Operational Test of the Lavatory Smoke-Detection System

ZONE: 210

1. Reason for the Job
Refer to the MPD TASK: 261700-03
OPERATIONAL CHECK OF LAVATORY SMOKE DETECTION BY CFDS TO CONFIRM WARNINGS CAN BE DISPLAYED
2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
210	CKPT,FWD COMPT BHD TO FLT COMPT BULKHEAD

B. 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 31-32-00-860-005-A	Procedure to Get Access to the SYSTEM REPORT/TEST FIRE PROT Page
TASK 31-60-00-860-001-A	EIS Start Procedure
TASK 31-60-00-860-002-A	EIS Stop Procedure

3. Job Set-up
Subtask 26-17-00-860-050-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-861-002).
(2) Do the EIS start procedure (upper ECAM DU and lower ECAM DU only)
(Ref. AMM TASK 31-60-00-860-001).
(3) On one Multipurpose Control and Display Unit (MCDU) get the SYSTEM REPORT/TEST FIRE PROT menu (Ref. AMM TASK 31-32-00-860-005).

Subtask 26-17-00-865-054-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 COND/SDCU/CHAN1	11WQ	C06
** ON A/C NOT FOR ALL
49VU	COM/CIDS/DIR ESS/2	157RH	G02
** ON A/C NOT FOR ALL
49VU	COM/CIDS/DIR ESS/1	150RH	G01
** ON A/C NOT FOR ALL
49VU	AIR COND/CIDS/SDF/DIR2 ESS	18WH	C06
49VU	AIR COND/CIDS/SDF/DIR1 ESS	15WH	C05
** ON A/C NOT FOR ALL
49VU	COM DIR ESS/2	157RH	G02
** ON A/C NOT FOR ALL
49VU	COM NAV/CIDS/DIR2 ESS	157RH	G02
49VU	COM NAV/CIDS/DIR1 ESS	150RH	G01
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/DIR NORM/2	156RH	M06
121VU	COM NAV/CIDS/DIR NORM/1	151RH	M05
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/DIR NORM/2	156RH	M07
121VU	COM NAV/CIDS/DIR NORM/1	151RH	M06
** ON A/C NOT FOR ALL
121VU	COM NAV/CIDS/DIR2 NORM	156RH	M06
121VU	COM NAV/CIDS/DIR1 NORM	151RH	M05
** ON A/C NOT FOR ALL
122VU	AIR COND/SDCU/CHAN2	12WQ	T18
** ON A/C NOT FOR ALL
122VU	AIR COND/CIDS/SDF/DIR NORM/2	14WH	T18
122VU	AIR COND/CIDS/SDF/DIR NORM/1	17WH	T17

4. Procedure
Subtask 26-17-00-710-050-A ** ON A/C NOT FOR ALL

A. Test of the Lavatory Smoke-Detection System
(1) Do this test procedure:

ACTION	RESULT
1.On the MCDU: Push the line key adjacent to the SDCU indication.	On the MCDU: The SDCU main menu page comes into view.
2.On the MCDU: Push the line key adjacent to the TEST indication.	On the MCDU: The SDCU TEST-MENU page comes into view.
3.On the MCDU: Push the line key adjacent to the first SMK DET LAV DD (xx) indication. NOTE: DD is the related lavatory location and xx is the related lavatory FIN number.	On the MCDU: The message TEST WAIT shows.
	After approximately 5 seconds: In the cockpit: On the panels 130VU and 131VU: The MASTER WARN lights flash. You hear the Continuous Repetitive Chime (CRC). NOTE: You can cancel the cockpit CRC on the ECAM control panel.
	On the MCDU: The message SMOKE DET LAV DD (xx) TEST OK CK ECAM AND CABIN WARN shows. NOTE: DD is the related lavatory location and xx is the related lavatory FIN number.
	On the Engine/Warning Display (EWD): SMOKE LAVATORY SMOKE (red) shows.
	On the Flight Attendant Panel (FAP) or the related Additional Attendant Panel (AAP): The SMOKE LAV light (red) comes on.
	On all Attendant Indication Panels (AIPs): SMOKE LAVATORY DD shows. NOTE: DD is the related lavatory location.
	In the cabin: You see and hear the visual and aural indications specified in the Cabin Assignment Module (CAM). NOTE: For a reset of these indications, it is necessary to push the smoke indicator on the related panel. You can also do a reset on the Flight Attendant Panel (FAP).
4.On the FAP or the related AAP (if installed): Push the SMOKE LAV/RESET pushbutton switch.	On the AIPs: The message SMOKE LAVATORY DD goes out of view.
	On the FAP: The SMOKE LAV light (red) stays on.
	In the cabin: The aural and visual indications as specified in the CAM stop/go out of view.
5.On the MCDU: Push the line key adjacent to the RETURN indication.	On the MCDU: The SDCU TEST-MENU page comes into view.
	In the cockpit: On the panels 130VU and 131VU: The MASTER WARN lights go off. The CRC stops.
	On the EWD: The message SMOKE LAVATORY SMOKE goes out of view.
	On the FAP: The SMOKE LAV light (red) goes off.
	In the cabin: Make sure that all visual and aural indications are off.
6.Do this test again for the smoke detectors of all the other lavatories.

Subtask 26-17-00-710-050-C ** ON A/C NOT FOR ALL

A. Test of the Lavatory Smoke-Detection System
(1) Do this test procedure:

ACTION	RESULT
1.On the MCDU: Push the line key adjacent to the SMOKE indication.	On the MCDU: The CIDS-SDF page comes into view and shows: SDF1 SDF2
On the MCDU: Push the line key adjacent to SDF1 indication.	On the MCDU: The CIDS-SDF1 main menu comes into view.
2.On the MCDU: Push the line key adjacent to the SMOKE WARN TESTS indication.	On the MCDU: The SMOKE WARNING TESTS page comes into view.
3.On the MCDU: Push the line key adjacent to the SMK DET LAVATORY TESTS or LAVATORY TESTS indication.	On the MCDU: The SMOKE DET LAVATORY TESTS menu comes into view.
4.On the MCDU: Push the line key adjacent to the first SMK DET LAV LOC X TEST indication. NOTE: X is the related lavatory location.	On the MCDU: The message TEST IN PROGRESS (xS) shows.
	In the cockpit: On panels 130VU and 131VU: The MASTER WARN lights flash. You hear the Continuous Repetitive Chime (CRC). NOTE: You can cancel the cockpit CRC by pressing the Master Warning P/B switch.
	On the MCDU: The message ON ECAM WARNING DISPLAY MAKE SURE THAT (SMOKE LAVATORY) IS INDICATED shows.
	On the Engine/Warning Display (EWD): SMOKE LAVATORY SMOKE (red) shows.
5.On the MCDU: Push the line key adjacent to the YES indication.	On the MCDU: The message IN THE CABIN MAKE SURE THAT (SMOKE LAV X) IS INDICATED ON THE FAP/AIP shows. NOTE: X is the related lavatory location.
	On the Flight Attendant Panel (FAP): The SMOKE DETECTION page with the SMOKE RESET touch button comes into view. The location of the related lavatory shows.
	On all Attendant Indication Panels (AIPs): SMOKE LAV X shows. NOTE: X is the related lavatory location.
	In the cabin: You see and hear the visual and aural indications specified in the Cabin Assignment Module (CAM). NOTE: For a reset of these indications, it is necessary to push the smoke indicator on the related panel. You can also do a reset on a smoke page in view on the Flight Attendant Panel (FAP).
6.On the FAP or the related AAP (if installed): Push the SMOKE RESET key.	On the AIPs: The message SMOKE LAV X goes out of view. NOTE: X is the related lavatory location.
	On the FAP: The LAV SMOKE light (red) stays on. The SMOKE DETECTION page and location of the related lavatory stay into view.
	In the cabin: The aural and visual indications as specified in the CAM stop/go out of view.
7.On the MCDU: Push the line key adjacent to the YES indication.	On the MCDU: The TEST OK message shows.
	In the cockpit:
	On panels 130VU and 131VU: The MASTER WARN lights go off. The CRC stops.
	On the EWD: The message SMOKE LAVATORY SMOKE goes out of view.
	On the FAP: The LAV SMOKE light (red) goes off. The SMOKE DETECTION page and location of the related lavatory stay into view.
8.On the MCDU: Push the line key adjacent to the RETURN indication.	On the MCDU: The SMK DET LAVATORY TESTS menu comes into view.
	In the cabin: Make sure that all visual and aural indications are off.
9.Do this test again for the smoke detectors of all the other lavatories.

Subtask 26-17-00-710-050-H ** ON A/C NOT FOR ALL

A. Test of the Lavatory Smoke-Detection System
(1) Do this test procedure:

ACTION	RESULT
1.On the MCDU: Push the line key adjacent to the SDCU indication.	On the MCDU: The CIDS-SDF page comes into view and shows: SDCU FUNCTION IS INTEGRATED IN CIDS DIRECTORS 101RH & 102RH CALLED CIDS-SDFx
On the MCDU: Push the NEXT PAGE button.	On the MCDU: The CIDS-SDF main menu comes into view.
2.On the MCDU: Push the line key adjacent to the SMOKE WARN TESTS indication.	On the MCDU: The SMOKE WARNING TESTS page comes into view.
3.On the MCDU: Push the line key adjacent to the SMK DET LAVATORY TESTS or LAVATORY TESTS indication.	On the MCDU: The SMOKE DET LAVATORY TESTS menu comes into view.
4.On the MCDU: Push the line key adjacent to the first SMK DET LAV LOC X TEST indication. NOTE: X is the related lavatory location.	On the MCDU: The message TEST IN PROGRESS (xS) shows.
	In the cockpit: On the panels 130VU and 131VU: The MASTER WARN lights flash. You hear the Continuous Repetitive Chime (CRC). NOTE: You can cancel the cockpit CRC by pressing the Master Warning P/B switch.
	On the MCDU: The message ON ECAM WARNING DISPLAY MAKE SURE THAT (SMOKE LAVATORY) IS INDICATED shows.
	On the Engine/Warning Display (EWD): SMOKE LAVATORY SMOKE (red) shows.
5.On the MCDU: Push the line key adjacent to the YES indication.	On the MCDU: The message IN THE CABIN MAKE SURE THAT (SMOKE LAV X) IS INDICATED ON THE FAP/AIP shows. NOTE: X is the related lavatory location.
	On the Flight Attendant Panel (FAP): The SMOKE DETECTION page with the SMOKE RESET touch button comes into view. The location of the related lavatory shows.
	On all Attendant Indication Panels (AIPs): SMOKE LAV X shows. NOTE: X is the related lavatory location.
	In the cabin: You see and hear the visual and aural indications specified in the Cabin Assignment Module (CAM). NOTE: For a reset of these indications, it is necessary to push the smoke indicator on the related panel. You can also do a reset on a smoke page in view on the Flight Attendant Panel (FAP).
6.On the FAP or the related AAP (if installed): Push the SMOKE RESET key.	On the AIPs: The message SMOKE LAV X goes out of view. NOTE: X is the related lavatory location.
	On the FAP: The LAV SMOKE light (red) stays on. The SMOKE DETECTION page and location of the related lavatory stay into view.
	In the cabin: The aural and visual indications as specified in the CAM stop/go out of view.
7.On the MCDU: Push the line key adjacent to the YES indication.	On the MCDU: The TEST OK message shows.
	In the cockpit:
	On the panels 130VU and 131VU: The MASTER WARN lights go off. The CRC stops.
	On the EWD: The message SMOKE LAVATORY SMOKE goes out of view.
	On the FAP: The LAV SMOKE light (red) goes off. The SMOKE DETECTION page and location of the related lavatory stay into view.
8.On the MCDU: Push the line key adjacent to the RETURN indication.	On the MCDU: The SMK DET LAVATORY TESTS menu comes into view.
	In the cabin: Make sure that all visual and aural indications are off.
9.Do this test again for the smoke detectors of all the other lavatories.

Subtask 26-17-00-710-050-L ** ON A/C NOT FOR ALL

A. Test of the Lavatory Smoke-Detection System
(1) Do this test procedure:

ACTION	RESULT
1.On the MCDU: Push the line key adjacent to the SMOKE indication.	On the MCDU: The CIDS-SDF main menu comes into view.
2.On the MCDU: Push the line key adjacent to the SMOKE WARN TESTS indication.	On the MCDU: The SMOKE WARNING TESTS page comes into view.
3.On the MCDU: Push the line key adjacent to the SMK DET LAVATORY TESTS or LAVATORY TESTS indication.	On the MCDU: The SMOKE DET LAVATORY TESTS menu comes into view.
4.On the MCDU: Push the line key adjacent to the first SMK DET LAV LOC X TEST indication. NOTE: X is the related lavatory location.	On the MCDU: The message TEST IN PROGRESS (xS) shows.
	In the cockpit: On the panels 130VU and 131VU: The MASTER WARN lights flash. You hear the Continuous Repetitive Chime (CRC). NOTE: You can cancel the cockpit CRC by pressing the Master Warning P/B switch.
	On the MCDU: The message ON ECAM WARNING DISPLAY MAKE SURE THAT (SMOKE LAVATORY) IS INDICATED shows.
	On the Engine/Warning Display (EWD): SMOKE LAVATORY SMOKE (red) shows.
5.On the MCDU: Push the line key adjacent to the YES indication.	On the MCDU: The message IN THE CABIN MAKE SURE THAT (SMOKE LAV X) IS INDICATED ON THE FAP/AIP shows. NOTE: X is the related lavatory location.
	On the Flight Attendant Panel (FAP): The SMOKE DETECTION page with the SMOKE RESET touch button comes into view. The location of the related lavatory shows.
	On all Attendant Indication Panels (AIPs): SMOKE LAV X shows. NOTE: X is the related lavatory location.
	In the cabin: You see and hear the visual and aural indications specified in the Cabin Assignment Module (CAM). NOTE: For a reset of these indications, it is necessary to push the smoke indicator on the related panel. You can also do a reset on a smoke page in view on the Flight Attendant Panel (FAP).
6.On the FAP or the related AAP (if installed): Push the SMOKE RESET key.	On the AIPs: The message SMOKE LAV X goes out of view. NOTE: X is the related lavatory location.
	On the FAP: The LAV SMOKE light (red) stays on. The SMOKE DETECTION page and location of the related lavatory stay into view.
	In the cabin: The aural and visual indications as specified in the CAM stop/go out of view.
7.On the MCDU: Push the line key adjacent to the YES indication.	On the MCDU: The TEST OK message shows.
	In the cockpit:
	On the panels 130VU and 131VU: The MASTER WARN lights go off. The CRC stops.
	On the EWD: The message SMOKE LAVATORY SMOKE goes out of view.
	On the FAP: The LAV SMOKE light (red) goes off. The SMOKE DETECTION page and location of the related lavatory stay into view.
8.On the MCDU: Push the line key adjacent to the RETURN indication.	On the MCDU: The SMK DET LAVATORY TESTS menu comes into view.
	In the cabin: Make sure that all visual and aural indications are off.
9.Do this test again for the smoke detectors of all the other lavatories.

5. Close-up
Subtask 26-17-00-860-051-A ** ON A/C NOT FOR ALL

A. Put the aircraft back to its initial configuration.
(1) On the MCDU, push the line select key adjacent to the RETURN indication until the CFDS menu page comes into view.
(2) Do the EIS stop procedure
(Ref. AMM TASK 31-60-00-860-002).
(3) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).

[Rev.10 from 2021] 2026.03.31 23:44:05 UTC