Installation of the SLIDE ARMED Indicator-Light of the Emergency Exit

TASK 52-73-21-400-003-B
Installation of the SLIDE ARMED Indicator-Light of the Emergency Exit

ZONE: 832
ZONE: 833
ZONE: 842
ZONE: 843
FIN: 2WN1 ** ON A/C NOT FOR ALL
FIN: 2WN2 ** ON A/C NOT FOR ALL
FIN: 21WN1 ** ON A/C NOT FOR ALL
FIN: 21WN2 ** ON A/C NOT FOR ALL

1. Reason for the Job
Self explanatory
2. Job Set-up Information
A. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
832	AFT PASSENGER/CREW DOOR
833	EMERGENCY EXITS
842	AFT PASSENGER/CREW DOOR
843	EMERGENCY EXITS
FOR [2WN1] (IND LT-SLIDE ARMED, L EMER EXIT)
834CZ
FOR [2WN2] (IND LT-SLIDE ARMED, R EMER EXIT)
844CZ
FOR [21WN1] (IND LT-SLIDE ARMED, FWD L EMERGENCY EXIT)
833CZ
FOR [21WN2] (IND LT-SLIDE ARMED, FWD R EMERGENCY EXIT)
843CZ

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 52-22-00-410-002-A	Closing of the Emergency Exit Doors from the Outside
TASK 52-73-00-710-002-B	Operational Test of the Warning System related to the Emergency Exits
SLIDE ARMED Indicator-Light of the Emergency Exit

3. Job Set-up
Subtask 52-73-21-860-050-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Make sure that the access platform is in position at the applicable emergency exit, 833 or 834 or 843 or 844.
(2) Make sure that the ground service network is energized (Ref. AMM TASK 24-41-00-861-002).

Subtask 52-73-21-865-060-A ** ON A/C NOT FOR ALL

B. Make sure that this(these) circuit breaker(s) is(are) open, safetied and tagged:

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
121VU	EIS/SLIDES/ARM AND WARN/FLT	15WN	P11
121VU	EIS/SLIDES/ARM AND WARN/GND	13WN	P10
121VU	EIS/SDAC1 AND 2/DOOR/DET/PAX	48WV	P05

4. Procedure
Subtask 52-73-21-420-057-A ** ON A/C NOT FOR ALL

A. Installation of the SLIDE ARMED Indicator-Light

SLIDE ARMED Indicator-Light of the Emergency Exit ** ON A/C NOT FOR ALL

(1) Install the SLIDE ARMED indicator-light (2) on its support.
(2) Remove the PLUG-BLANKING from each disconnected line end.
(3) Connect the electrical connector (3) to the electrical connector (4).

Subtask 52-73-21-710-053-A ** ON A/C NOT FOR ALL

B. Operational Test
(1) Do an operational test of the SLIDE ARMED indicator-light of the emergency exit (Ref. AMM TASK 52-73-00-710-002).

5. Close-up
Subtask 52-73-21-420-053-A ** ON A/C NOT FOR ALL

A. Installation of the Door Lining Panels
(1) Install the insulation
(2) Install the door lining panels
(a) FOR [2WN1] (IND LT-SLIDE ARMED, L EMER EXIT)
834CZ.
(b) FOR [2WN2] (IND LT-SLIDE ARMED, R EMER EXIT)
844CZ.
(c) FOR [21WN1] (IND LT-SLIDE ARMED, FWD L EMERGENCY EXIT)
833CZ.
(d) FOR [21WN2] (IND LT-SLIDE ARMED, FWD R EMERGENCY EXIT)
843CZ.

Subtask 52-73-21-865-061-A ** ON A/C NOT FOR ALL

B. Remove the safety clip(s) and the tag(s) and close this(these) circuit breaker(s):

PANEL	DESIGNATION	FIN	LOCATION
** ON A/C NOT FOR ALL
121VU	EIS/SLIDES/ARM AND WARN/FLT	15WN	P11
121VU	EIS/SLIDES/ARM AND WARN/GND	13WN	P10
121VU	EIS/SDAC1 AND 2/DOOR/DET/PAX	48WV	P05

Subtask 52-73-21-410-056-A ** ON A/C NOT FOR ALL

C. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Close the applicable emergency exit (Ref. AMM TASK 52-22-00-410-002).
(3) Remove the access platform(s).

Subtask 52-73-21-862-050-A ** ON A/C NOT FOR ALL

D. Put the aircraft back to its initial configuration.
(1) De-energize the aircraft electrical circuits
(Ref. AMM TASK 24-41-00-862-002).

[Rev.10 from 2021] 2026.04.01 01:48:58 UTC