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

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

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

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	WRENCH - SPANNER

B. Work Zones and Access Panels

ZONE/ACCESS	ZONE DESCRIPTION
832	AFT PASSENGER/CREW DOOR
842	AFT PASSENGER/CREW DOOR
831, 841

C. Referenced Information

REFERENCE	DESIGNATION
TASK 24-42-00-861-001-A	Energize the Ground Service Network from the External Power
TASK 52-10-00-410-001-A	Closing of the Passenger/Crew Door
TASK 52-73-00-710-002-A	Operational Test of the Warning System Related to the Emergency Exit Doors
SLIDE ARMED Indicator-Light of the Emergency Exit

3. Job Set-up
Subtask 52-73-21-860-056-A ** ON A/C NOT FOR ALL

A. Aircraft Maintenance Configuration
(1) Make sure that the access platform is in position.
(2) Make sure that the ground service network is energized (Ref. AMM TASK 24-42-00-861-001).

Subtask 52-73-21-865-057-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 52-73-21-420-052-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 the lining panel (7).
(2) Remove the CAP-BLANKING from each electrical connector and receptacle.
(3) Connect the electrical connector (3) to the electrical receptacle (4).

Subtask 52-73-21-410-054-A ** ON A/C NOT FOR ALL

B. Installation of the Lining Panel
(1) Install the insulation.
(2) Install the lining panel.
(a) FOR [2WN1] (IND LT-SLIDE ARMED, L EMER EXIT)
241LW.
(b) FOR [2WN2] (IND LT-SLIDE ARMED, R EMER EXIT)
242LW.

Subtask 52-73-21-865-058-A ** ON A/C NOT FOR ALL

C. 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 52-73-21-710-052-A ** ON A/C NOT FOR ALL

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

5. Close-up
Subtask 52-73-21-420-056-A ** ON A/C NOT FOR ALL

A. Arming of the Emergency Escape Slide

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

(1) Arm the escape slide of the emergency exit (7) as follows:
(a) With the WRENCH - SPANNER turn the head of the latch pin (6) a quarter turn clockwise to extend the latch pin (6).

NOTE: The SLIDE ARMED (2) indicator-light comes on.

(b) Install and close the flap (5) on the emergency exit (7).

NOTE: The SLIDE ARMED (2) indicator-light goes off.

Subtask 52-73-21-410-055-A ** ON A/C NOT FOR ALL

B. Close Access
(1) Make sure that the work area is clean and clear of tools and other items.
(2) Close the applicable FWD passenger/crew door 831 or 841 (Ref. AMM TASK 52-10-00-410-001)
(3) Remove the access platform(s).

[Rev.10 from 2021] 2026.04.01 01:48:57 UTC